drv_callbacks.c revision 289549
1214501Srpaulo/* 2214501Srpaulo * hostapd / Callback functions for driver wrappers 3281806Srpaulo * Copyright (c) 2002-2013, Jouni Malinen <j@w1.fi> 4214501Srpaulo * 5252726Srpaulo * This software may be distributed under the terms of the BSD license. 6252726Srpaulo * See README for more details. 7214501Srpaulo */ 8214501Srpaulo 9214501Srpaulo#include "utils/includes.h" 10214501Srpaulo 11214501Srpaulo#include "utils/common.h" 12281806Srpaulo#include "utils/eloop.h" 13214501Srpaulo#include "radius/radius.h" 14214501Srpaulo#include "drivers/driver.h" 15214501Srpaulo#include "common/ieee802_11_defs.h" 16214501Srpaulo#include "common/ieee802_11_common.h" 17281806Srpaulo#include "common/wpa_ctrl.h" 18252726Srpaulo#include "crypto/random.h" 19252726Srpaulo#include "p2p/p2p.h" 20252726Srpaulo#include "wps/wps.h" 21289549Srpaulo#include "fst/fst.h" 22252726Srpaulo#include "wnm_ap.h" 23214501Srpaulo#include "hostapd.h" 24214501Srpaulo#include "ieee802_11.h" 25214501Srpaulo#include "sta_info.h" 26214501Srpaulo#include "accounting.h" 27214501Srpaulo#include "tkip_countermeasures.h" 28214501Srpaulo#include "ieee802_1x.h" 29214501Srpaulo#include "wpa_auth.h" 30214501Srpaulo#include "wps_hostapd.h" 31252726Srpaulo#include "ap_drv_ops.h" 32214501Srpaulo#include "ap_config.h" 33252726Srpaulo#include "hw_features.h" 34281806Srpaulo#include "dfs.h" 35281806Srpaulo#include "beacon.h" 36214501Srpaulo 37214501Srpaulo 38214501Srpauloint hostapd_notif_assoc(struct hostapd_data *hapd, const u8 *addr, 39252726Srpaulo const u8 *req_ies, size_t req_ies_len, int reassoc) 40214501Srpaulo{ 41214501Srpaulo struct sta_info *sta; 42214501Srpaulo int new_assoc, res; 43214501Srpaulo struct ieee802_11_elems elems; 44252726Srpaulo const u8 *ie; 45252726Srpaulo size_t ielen; 46289549Srpaulo#if defined(CONFIG_IEEE80211R) || defined(CONFIG_IEEE80211W) 47252726Srpaulo u8 buf[sizeof(struct ieee80211_mgmt) + 1024]; 48252726Srpaulo u8 *p = buf; 49289549Srpaulo#endif /* CONFIG_IEEE80211R || CONFIG_IEEE80211W */ 50252726Srpaulo u16 reason = WLAN_REASON_UNSPECIFIED; 51252726Srpaulo u16 status = WLAN_STATUS_SUCCESS; 52281806Srpaulo const u8 *p2p_dev_addr = NULL; 53214501Srpaulo 54214501Srpaulo if (addr == NULL) { 55214501Srpaulo /* 56214501Srpaulo * This could potentially happen with unexpected event from the 57214501Srpaulo * driver wrapper. This was seen at least in one case where the 58214501Srpaulo * driver ended up being set to station mode while hostapd was 59214501Srpaulo * running, so better make sure we stop processing such an 60214501Srpaulo * event here. 61214501Srpaulo */ 62289549Srpaulo wpa_printf(MSG_DEBUG, 63289549Srpaulo "hostapd_notif_assoc: Skip event with no address"); 64214501Srpaulo return -1; 65214501Srpaulo } 66252726Srpaulo random_add_randomness(addr, ETH_ALEN); 67214501Srpaulo 68214501Srpaulo hostapd_logger(hapd, addr, HOSTAPD_MODULE_IEEE80211, 69214501Srpaulo HOSTAPD_LEVEL_INFO, "associated"); 70214501Srpaulo 71252726Srpaulo ieee802_11_parse_elems(req_ies, req_ies_len, &elems, 0); 72214501Srpaulo if (elems.wps_ie) { 73214501Srpaulo ie = elems.wps_ie - 2; 74214501Srpaulo ielen = elems.wps_ie_len + 2; 75214501Srpaulo wpa_printf(MSG_DEBUG, "STA included WPS IE in (Re)AssocReq"); 76214501Srpaulo } else if (elems.rsn_ie) { 77214501Srpaulo ie = elems.rsn_ie - 2; 78214501Srpaulo ielen = elems.rsn_ie_len + 2; 79214501Srpaulo wpa_printf(MSG_DEBUG, "STA included RSN IE in (Re)AssocReq"); 80214501Srpaulo } else if (elems.wpa_ie) { 81214501Srpaulo ie = elems.wpa_ie - 2; 82214501Srpaulo ielen = elems.wpa_ie_len + 2; 83214501Srpaulo wpa_printf(MSG_DEBUG, "STA included WPA IE in (Re)AssocReq"); 84281806Srpaulo#ifdef CONFIG_HS20 85281806Srpaulo } else if (elems.osen) { 86281806Srpaulo ie = elems.osen - 2; 87281806Srpaulo ielen = elems.osen_len + 2; 88281806Srpaulo wpa_printf(MSG_DEBUG, "STA included OSEN IE in (Re)AssocReq"); 89281806Srpaulo#endif /* CONFIG_HS20 */ 90214501Srpaulo } else { 91214501Srpaulo ie = NULL; 92214501Srpaulo ielen = 0; 93289549Srpaulo wpa_printf(MSG_DEBUG, 94289549Srpaulo "STA did not include WPS/RSN/WPA IE in (Re)AssocReq"); 95214501Srpaulo } 96214501Srpaulo 97214501Srpaulo sta = ap_get_sta(hapd, addr); 98214501Srpaulo if (sta) { 99281806Srpaulo ap_sta_no_session_timeout(hapd, sta); 100214501Srpaulo accounting_sta_stop(hapd, sta); 101252726Srpaulo 102252726Srpaulo /* 103252726Srpaulo * Make sure that the previously registered inactivity timer 104252726Srpaulo * will not remove the STA immediately. 105252726Srpaulo */ 106252726Srpaulo sta->timeout_next = STA_NULLFUNC; 107214501Srpaulo } else { 108214501Srpaulo sta = ap_sta_add(hapd, addr); 109252726Srpaulo if (sta == NULL) { 110252726Srpaulo hostapd_drv_sta_disassoc(hapd, addr, 111252726Srpaulo WLAN_REASON_DISASSOC_AP_BUSY); 112214501Srpaulo return -1; 113252726Srpaulo } 114214501Srpaulo } 115252726Srpaulo sta->flags &= ~(WLAN_STA_WPS | WLAN_STA_MAYBE_WPS | WLAN_STA_WPS2); 116214501Srpaulo 117252726Srpaulo#ifdef CONFIG_P2P 118252726Srpaulo if (elems.p2p) { 119252726Srpaulo wpabuf_free(sta->p2p_ie); 120252726Srpaulo sta->p2p_ie = ieee802_11_vendor_ie_concat(req_ies, req_ies_len, 121252726Srpaulo P2P_IE_VENDOR_TYPE); 122281806Srpaulo if (sta->p2p_ie) 123281806Srpaulo p2p_dev_addr = p2p_get_go_dev_addr(sta->p2p_ie); 124252726Srpaulo } 125252726Srpaulo#endif /* CONFIG_P2P */ 126252726Srpaulo 127281806Srpaulo#ifdef CONFIG_IEEE80211N 128281806Srpaulo#ifdef NEED_AP_MLME 129281806Srpaulo if (elems.ht_capabilities && 130281806Srpaulo (hapd->iface->conf->ht_capab & 131281806Srpaulo HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET)) { 132281806Srpaulo struct ieee80211_ht_capabilities *ht_cap = 133281806Srpaulo (struct ieee80211_ht_capabilities *) 134281806Srpaulo elems.ht_capabilities; 135281806Srpaulo 136281806Srpaulo if (le_to_host16(ht_cap->ht_capabilities_info) & 137281806Srpaulo HT_CAP_INFO_40MHZ_INTOLERANT) 138281806Srpaulo ht40_intolerant_add(hapd->iface, sta); 139281806Srpaulo } 140281806Srpaulo#endif /* NEED_AP_MLME */ 141281806Srpaulo#endif /* CONFIG_IEEE80211N */ 142281806Srpaulo 143281806Srpaulo#ifdef CONFIG_INTERWORKING 144281806Srpaulo if (elems.ext_capab && elems.ext_capab_len > 4) { 145281806Srpaulo if (elems.ext_capab[4] & 0x01) 146281806Srpaulo sta->qos_map_enabled = 1; 147281806Srpaulo } 148281806Srpaulo#endif /* CONFIG_INTERWORKING */ 149281806Srpaulo 150252726Srpaulo#ifdef CONFIG_HS20 151252726Srpaulo wpabuf_free(sta->hs20_ie); 152252726Srpaulo if (elems.hs20 && elems.hs20_len > 4) { 153252726Srpaulo sta->hs20_ie = wpabuf_alloc_copy(elems.hs20 + 4, 154252726Srpaulo elems.hs20_len - 4); 155252726Srpaulo } else 156252726Srpaulo sta->hs20_ie = NULL; 157252726Srpaulo#endif /* CONFIG_HS20 */ 158252726Srpaulo 159289549Srpaulo#ifdef CONFIG_FST 160289549Srpaulo wpabuf_free(sta->mb_ies); 161289549Srpaulo if (hapd->iface->fst) 162289549Srpaulo sta->mb_ies = mb_ies_by_info(&elems.mb_ies); 163289549Srpaulo else 164289549Srpaulo sta->mb_ies = NULL; 165289549Srpaulo#endif /* CONFIG_FST */ 166289549Srpaulo 167214501Srpaulo if (hapd->conf->wpa) { 168214501Srpaulo if (ie == NULL || ielen == 0) { 169252726Srpaulo#ifdef CONFIG_WPS 170214501Srpaulo if (hapd->conf->wps_state) { 171289549Srpaulo wpa_printf(MSG_DEBUG, 172289549Srpaulo "STA did not include WPA/RSN IE in (Re)Association Request - possible WPS use"); 173214501Srpaulo sta->flags |= WLAN_STA_MAYBE_WPS; 174214501Srpaulo goto skip_wpa_check; 175214501Srpaulo } 176252726Srpaulo#endif /* CONFIG_WPS */ 177214501Srpaulo 178214501Srpaulo wpa_printf(MSG_DEBUG, "No WPA/RSN IE from STA"); 179214501Srpaulo return -1; 180214501Srpaulo } 181252726Srpaulo#ifdef CONFIG_WPS 182214501Srpaulo if (hapd->conf->wps_state && ie[0] == 0xdd && ie[1] >= 4 && 183214501Srpaulo os_memcmp(ie + 2, "\x00\x50\xf2\x04", 4) == 0) { 184252726Srpaulo struct wpabuf *wps; 185289549Srpaulo 186214501Srpaulo sta->flags |= WLAN_STA_WPS; 187252726Srpaulo wps = ieee802_11_vendor_ie_concat(ie, ielen, 188252726Srpaulo WPS_IE_VENDOR_TYPE); 189252726Srpaulo if (wps) { 190252726Srpaulo if (wps_is_20(wps)) { 191289549Srpaulo wpa_printf(MSG_DEBUG, 192289549Srpaulo "WPS: STA supports WPS 2.0"); 193252726Srpaulo sta->flags |= WLAN_STA_WPS2; 194252726Srpaulo } 195252726Srpaulo wpabuf_free(wps); 196252726Srpaulo } 197214501Srpaulo goto skip_wpa_check; 198214501Srpaulo } 199252726Srpaulo#endif /* CONFIG_WPS */ 200214501Srpaulo 201214501Srpaulo if (sta->wpa_sm == NULL) 202214501Srpaulo sta->wpa_sm = wpa_auth_sta_init(hapd->wpa_auth, 203281806Srpaulo sta->addr, 204281806Srpaulo p2p_dev_addr); 205214501Srpaulo if (sta->wpa_sm == NULL) { 206289549Srpaulo wpa_printf(MSG_ERROR, 207289549Srpaulo "Failed to initialize WPA state machine"); 208214501Srpaulo return -1; 209214501Srpaulo } 210214501Srpaulo res = wpa_validate_wpa_ie(hapd->wpa_auth, sta->wpa_sm, 211252726Srpaulo ie, ielen, 212252726Srpaulo elems.mdie, elems.mdie_len); 213214501Srpaulo if (res != WPA_IE_OK) { 214289549Srpaulo wpa_printf(MSG_DEBUG, 215289549Srpaulo "WPA/RSN information element rejected? (res %u)", 216289549Srpaulo res); 217214501Srpaulo wpa_hexdump(MSG_DEBUG, "IE", ie, ielen); 218252726Srpaulo if (res == WPA_INVALID_GROUP) { 219252726Srpaulo reason = WLAN_REASON_GROUP_CIPHER_NOT_VALID; 220252726Srpaulo status = WLAN_STATUS_GROUP_CIPHER_NOT_VALID; 221252726Srpaulo } else if (res == WPA_INVALID_PAIRWISE) { 222252726Srpaulo reason = WLAN_REASON_PAIRWISE_CIPHER_NOT_VALID; 223252726Srpaulo status = WLAN_STATUS_PAIRWISE_CIPHER_NOT_VALID; 224252726Srpaulo } else if (res == WPA_INVALID_AKMP) { 225252726Srpaulo reason = WLAN_REASON_AKMP_NOT_VALID; 226252726Srpaulo status = WLAN_STATUS_AKMP_NOT_VALID; 227252726Srpaulo } 228214501Srpaulo#ifdef CONFIG_IEEE80211W 229252726Srpaulo else if (res == WPA_MGMT_FRAME_PROTECTION_VIOLATION) { 230252726Srpaulo reason = WLAN_REASON_INVALID_IE; 231252726Srpaulo status = WLAN_STATUS_INVALID_IE; 232252726Srpaulo } else if (res == WPA_INVALID_MGMT_GROUP_CIPHER) { 233252726Srpaulo reason = WLAN_REASON_GROUP_CIPHER_NOT_VALID; 234252726Srpaulo status = WLAN_STATUS_GROUP_CIPHER_NOT_VALID; 235252726Srpaulo } 236214501Srpaulo#endif /* CONFIG_IEEE80211W */ 237252726Srpaulo else { 238252726Srpaulo reason = WLAN_REASON_INVALID_IE; 239252726Srpaulo status = WLAN_STATUS_INVALID_IE; 240252726Srpaulo } 241252726Srpaulo goto fail; 242214501Srpaulo } 243252726Srpaulo#ifdef CONFIG_IEEE80211W 244252726Srpaulo if ((sta->flags & WLAN_STA_MFP) && !sta->sa_query_timed_out && 245252726Srpaulo sta->sa_query_count > 0) 246252726Srpaulo ap_check_sa_query_timeout(hapd, sta); 247252726Srpaulo if ((sta->flags & WLAN_STA_MFP) && !sta->sa_query_timed_out && 248252726Srpaulo (sta->auth_alg != WLAN_AUTH_FT)) { 249252726Srpaulo /* 250252726Srpaulo * STA has already been associated with MFP and SA 251252726Srpaulo * Query timeout has not been reached. Reject the 252252726Srpaulo * association attempt temporarily and start SA Query, 253252726Srpaulo * if one is not pending. 254252726Srpaulo */ 255252726Srpaulo 256252726Srpaulo if (sta->sa_query_count == 0) 257252726Srpaulo ap_sta_start_sa_query(hapd, sta); 258252726Srpaulo 259252726Srpaulo status = WLAN_STATUS_ASSOC_REJECTED_TEMPORARILY; 260252726Srpaulo 261252726Srpaulo p = hostapd_eid_assoc_comeback_time(hapd, sta, p); 262252726Srpaulo 263252726Srpaulo hostapd_sta_assoc(hapd, addr, reassoc, status, buf, 264252726Srpaulo p - buf); 265252726Srpaulo return 0; 266252726Srpaulo } 267252726Srpaulo 268252726Srpaulo if (wpa_auth_uses_mfp(sta->wpa_sm)) 269252726Srpaulo sta->flags |= WLAN_STA_MFP; 270252726Srpaulo else 271252726Srpaulo sta->flags &= ~WLAN_STA_MFP; 272252726Srpaulo#endif /* CONFIG_IEEE80211W */ 273252726Srpaulo 274252726Srpaulo#ifdef CONFIG_IEEE80211R 275252726Srpaulo if (sta->auth_alg == WLAN_AUTH_FT) { 276252726Srpaulo status = wpa_ft_validate_reassoc(sta->wpa_sm, req_ies, 277252726Srpaulo req_ies_len); 278252726Srpaulo if (status != WLAN_STATUS_SUCCESS) { 279252726Srpaulo if (status == WLAN_STATUS_INVALID_PMKID) 280252726Srpaulo reason = WLAN_REASON_INVALID_IE; 281252726Srpaulo if (status == WLAN_STATUS_INVALID_MDIE) 282252726Srpaulo reason = WLAN_REASON_INVALID_IE; 283252726Srpaulo if (status == WLAN_STATUS_INVALID_FTIE) 284252726Srpaulo reason = WLAN_REASON_INVALID_IE; 285252726Srpaulo goto fail; 286252726Srpaulo } 287252726Srpaulo } 288252726Srpaulo#endif /* CONFIG_IEEE80211R */ 289214501Srpaulo } else if (hapd->conf->wps_state) { 290252726Srpaulo#ifdef CONFIG_WPS 291252726Srpaulo struct wpabuf *wps; 292289549Srpaulo 293252726Srpaulo if (req_ies) 294252726Srpaulo wps = ieee802_11_vendor_ie_concat(req_ies, req_ies_len, 295252726Srpaulo WPS_IE_VENDOR_TYPE); 296252726Srpaulo else 297252726Srpaulo wps = NULL; 298252726Srpaulo#ifdef CONFIG_WPS_STRICT 299252726Srpaulo if (wps && wps_validate_assoc_req(wps) < 0) { 300252726Srpaulo reason = WLAN_REASON_INVALID_IE; 301252726Srpaulo status = WLAN_STATUS_INVALID_IE; 302252726Srpaulo wpabuf_free(wps); 303252726Srpaulo goto fail; 304252726Srpaulo } 305252726Srpaulo#endif /* CONFIG_WPS_STRICT */ 306252726Srpaulo if (wps) { 307214501Srpaulo sta->flags |= WLAN_STA_WPS; 308252726Srpaulo if (wps_is_20(wps)) { 309289549Srpaulo wpa_printf(MSG_DEBUG, 310289549Srpaulo "WPS: STA supports WPS 2.0"); 311252726Srpaulo sta->flags |= WLAN_STA_WPS2; 312252726Srpaulo } 313214501Srpaulo } else 314214501Srpaulo sta->flags |= WLAN_STA_MAYBE_WPS; 315252726Srpaulo wpabuf_free(wps); 316252726Srpaulo#endif /* CONFIG_WPS */ 317281806Srpaulo#ifdef CONFIG_HS20 318281806Srpaulo } else if (hapd->conf->osen) { 319281806Srpaulo if (elems.osen == NULL) { 320281806Srpaulo hostapd_logger( 321281806Srpaulo hapd, sta->addr, HOSTAPD_MODULE_IEEE80211, 322281806Srpaulo HOSTAPD_LEVEL_INFO, 323281806Srpaulo "No HS 2.0 OSEN element in association request"); 324281806Srpaulo return WLAN_STATUS_INVALID_IE; 325281806Srpaulo } 326281806Srpaulo 327281806Srpaulo wpa_printf(MSG_DEBUG, "HS 2.0: OSEN association"); 328281806Srpaulo if (sta->wpa_sm == NULL) 329281806Srpaulo sta->wpa_sm = wpa_auth_sta_init(hapd->wpa_auth, 330281806Srpaulo sta->addr, NULL); 331281806Srpaulo if (sta->wpa_sm == NULL) { 332289549Srpaulo wpa_printf(MSG_WARNING, 333289549Srpaulo "Failed to initialize WPA state machine"); 334281806Srpaulo return WLAN_STATUS_UNSPECIFIED_FAILURE; 335281806Srpaulo } 336281806Srpaulo if (wpa_validate_osen(hapd->wpa_auth, sta->wpa_sm, 337281806Srpaulo elems.osen - 2, elems.osen_len + 2) < 0) 338281806Srpaulo return WLAN_STATUS_INVALID_IE; 339281806Srpaulo#endif /* CONFIG_HS20 */ 340214501Srpaulo } 341252726Srpaulo#ifdef CONFIG_WPS 342214501Srpauloskip_wpa_check: 343252726Srpaulo#endif /* CONFIG_WPS */ 344214501Srpaulo 345252726Srpaulo#ifdef CONFIG_IEEE80211R 346252726Srpaulo p = wpa_sm_write_assoc_resp_ies(sta->wpa_sm, buf, sizeof(buf), 347252726Srpaulo sta->auth_alg, req_ies, req_ies_len); 348252726Srpaulo 349252726Srpaulo hostapd_sta_assoc(hapd, addr, reassoc, status, buf, p - buf); 350281806Srpaulo 351281806Srpaulo if (sta->auth_alg == WLAN_AUTH_FT) 352281806Srpaulo ap_sta_set_authorized(hapd, sta, 1); 353252726Srpaulo#else /* CONFIG_IEEE80211R */ 354252726Srpaulo /* Keep compiler silent about unused variables */ 355252726Srpaulo if (status) { 356252726Srpaulo } 357252726Srpaulo#endif /* CONFIG_IEEE80211R */ 358252726Srpaulo 359214501Srpaulo new_assoc = (sta->flags & WLAN_STA_ASSOC) == 0; 360214501Srpaulo sta->flags |= WLAN_STA_AUTH | WLAN_STA_ASSOC; 361281806Srpaulo sta->flags &= ~WLAN_STA_WNM_SLEEP_MODE; 362214501Srpaulo 363281806Srpaulo hostapd_set_sta_flags(hapd, sta); 364281806Srpaulo 365252726Srpaulo if (reassoc && (sta->auth_alg == WLAN_AUTH_FT)) 366252726Srpaulo wpa_auth_sm_event(sta->wpa_sm, WPA_ASSOC_FT); 367252726Srpaulo else 368252726Srpaulo wpa_auth_sm_event(sta->wpa_sm, WPA_ASSOC); 369252726Srpaulo 370214501Srpaulo hostapd_new_assoc_sta(hapd, sta, !new_assoc); 371214501Srpaulo 372214501Srpaulo ieee802_1x_notify_port_enabled(sta->eapol_sm, 1); 373214501Srpaulo 374252726Srpaulo#ifdef CONFIG_P2P 375252726Srpaulo if (req_ies) { 376252726Srpaulo p2p_group_notif_assoc(hapd->p2p_group, sta->addr, 377252726Srpaulo req_ies, req_ies_len); 378252726Srpaulo } 379252726Srpaulo#endif /* CONFIG_P2P */ 380252726Srpaulo 381214501Srpaulo return 0; 382252726Srpaulo 383252726Srpaulofail: 384252726Srpaulo#ifdef CONFIG_IEEE80211R 385252726Srpaulo hostapd_sta_assoc(hapd, addr, reassoc, status, buf, p - buf); 386252726Srpaulo#endif /* CONFIG_IEEE80211R */ 387252726Srpaulo hostapd_drv_sta_disassoc(hapd, sta->addr, reason); 388252726Srpaulo ap_free_sta(hapd, sta); 389252726Srpaulo return -1; 390214501Srpaulo} 391214501Srpaulo 392214501Srpaulo 393214501Srpaulovoid hostapd_notif_disassoc(struct hostapd_data *hapd, const u8 *addr) 394214501Srpaulo{ 395214501Srpaulo struct sta_info *sta; 396214501Srpaulo 397252726Srpaulo if (addr == NULL) { 398252726Srpaulo /* 399252726Srpaulo * This could potentially happen with unexpected event from the 400252726Srpaulo * driver wrapper. This was seen at least in one case where the 401252726Srpaulo * driver ended up reporting a station mode event while hostapd 402252726Srpaulo * was running, so better make sure we stop processing such an 403252726Srpaulo * event here. 404252726Srpaulo */ 405289549Srpaulo wpa_printf(MSG_DEBUG, 406289549Srpaulo "hostapd_notif_disassoc: Skip event with no address"); 407252726Srpaulo return; 408252726Srpaulo } 409252726Srpaulo 410214501Srpaulo hostapd_logger(hapd, addr, HOSTAPD_MODULE_IEEE80211, 411214501Srpaulo HOSTAPD_LEVEL_INFO, "disassociated"); 412214501Srpaulo 413214501Srpaulo sta = ap_get_sta(hapd, addr); 414214501Srpaulo if (sta == NULL) { 415289549Srpaulo wpa_printf(MSG_DEBUG, 416289549Srpaulo "Disassociation notification for unknown STA " 417289549Srpaulo MACSTR, MAC2STR(addr)); 418214501Srpaulo return; 419214501Srpaulo } 420214501Srpaulo 421252726Srpaulo ap_sta_set_authorized(hapd, sta, 0); 422214501Srpaulo sta->flags &= ~(WLAN_STA_AUTH | WLAN_STA_ASSOC); 423214501Srpaulo wpa_auth_sm_event(sta->wpa_sm, WPA_DISASSOC); 424214501Srpaulo sta->acct_terminate_cause = RADIUS_ACCT_TERMINATE_CAUSE_USER_REQUEST; 425214501Srpaulo ieee802_1x_notify_port_enabled(sta->eapol_sm, 0); 426214501Srpaulo ap_free_sta(hapd, sta); 427214501Srpaulo} 428214501Srpaulo 429214501Srpaulo 430252726Srpaulovoid hostapd_event_sta_low_ack(struct hostapd_data *hapd, const u8 *addr) 431252726Srpaulo{ 432252726Srpaulo struct sta_info *sta = ap_get_sta(hapd, addr); 433214501Srpaulo 434252726Srpaulo if (!sta || !hapd->conf->disassoc_low_ack) 435252726Srpaulo return; 436252726Srpaulo 437252726Srpaulo hostapd_logger(hapd, addr, HOSTAPD_MODULE_IEEE80211, 438289549Srpaulo HOSTAPD_LEVEL_INFO, 439289549Srpaulo "disconnected due to excessive missing ACKs"); 440252726Srpaulo hostapd_drv_sta_disassoc(hapd, addr, WLAN_REASON_DISASSOC_LOW_ACK); 441252726Srpaulo if (sta) 442252726Srpaulo ap_sta_disassociate(hapd, sta, WLAN_REASON_DISASSOC_LOW_ACK); 443252726Srpaulo} 444252726Srpaulo 445252726Srpaulo 446252726Srpaulovoid hostapd_event_ch_switch(struct hostapd_data *hapd, int freq, int ht, 447281806Srpaulo int offset, int width, int cf1, int cf2) 448252726Srpaulo{ 449214501Srpaulo#ifdef NEED_AP_MLME 450281806Srpaulo int channel, chwidth, seg0_idx = 0, seg1_idx = 0, is_dfs; 451214501Srpaulo 452252726Srpaulo hostapd_logger(hapd, NULL, HOSTAPD_MODULE_IEEE80211, 453281806Srpaulo HOSTAPD_LEVEL_INFO, 454281806Srpaulo "driver had channel switch: freq=%d, ht=%d, offset=%d, width=%d (%s), cf1=%d, cf2=%d", 455281806Srpaulo freq, ht, offset, width, channel_width_to_string(width), 456281806Srpaulo cf1, cf2); 457252726Srpaulo 458252726Srpaulo hapd->iface->freq = freq; 459252726Srpaulo 460252726Srpaulo channel = hostapd_hw_get_channel(hapd, freq); 461252726Srpaulo if (!channel) { 462252726Srpaulo hostapd_logger(hapd, NULL, HOSTAPD_MODULE_IEEE80211, 463289549Srpaulo HOSTAPD_LEVEL_WARNING, 464289549Srpaulo "driver switched to bad channel!"); 465252726Srpaulo return; 466252726Srpaulo } 467252726Srpaulo 468281806Srpaulo switch (width) { 469281806Srpaulo case CHAN_WIDTH_80: 470281806Srpaulo chwidth = VHT_CHANWIDTH_80MHZ; 471281806Srpaulo break; 472281806Srpaulo case CHAN_WIDTH_80P80: 473281806Srpaulo chwidth = VHT_CHANWIDTH_80P80MHZ; 474281806Srpaulo break; 475281806Srpaulo case CHAN_WIDTH_160: 476281806Srpaulo chwidth = VHT_CHANWIDTH_160MHZ; 477281806Srpaulo break; 478281806Srpaulo case CHAN_WIDTH_20_NOHT: 479281806Srpaulo case CHAN_WIDTH_20: 480281806Srpaulo case CHAN_WIDTH_40: 481281806Srpaulo default: 482281806Srpaulo chwidth = VHT_CHANWIDTH_USE_HT; 483281806Srpaulo break; 484281806Srpaulo } 485281806Srpaulo 486281806Srpaulo switch (hapd->iface->current_mode->mode) { 487281806Srpaulo case HOSTAPD_MODE_IEEE80211A: 488281806Srpaulo if (cf1 > 5000) 489281806Srpaulo seg0_idx = (cf1 - 5000) / 5; 490281806Srpaulo if (cf2 > 5000) 491281806Srpaulo seg1_idx = (cf2 - 5000) / 5; 492281806Srpaulo break; 493281806Srpaulo default: 494281806Srpaulo seg0_idx = hostapd_hw_get_channel(hapd, cf1); 495281806Srpaulo seg1_idx = hostapd_hw_get_channel(hapd, cf2); 496281806Srpaulo break; 497281806Srpaulo } 498281806Srpaulo 499252726Srpaulo hapd->iconf->channel = channel; 500252726Srpaulo hapd->iconf->ieee80211n = ht; 501281806Srpaulo if (!ht) 502281806Srpaulo hapd->iconf->ieee80211ac = 0; 503252726Srpaulo hapd->iconf->secondary_channel = offset; 504281806Srpaulo hapd->iconf->vht_oper_chwidth = chwidth; 505281806Srpaulo hapd->iconf->vht_oper_centr_freq_seg0_idx = seg0_idx; 506281806Srpaulo hapd->iconf->vht_oper_centr_freq_seg1_idx = seg1_idx; 507281806Srpaulo 508281806Srpaulo is_dfs = ieee80211_is_dfs(freq); 509281806Srpaulo 510281806Srpaulo if (hapd->csa_in_progress && 511281806Srpaulo freq == hapd->cs_freq_params.freq) { 512281806Srpaulo hostapd_cleanup_cs_params(hapd); 513281806Srpaulo ieee802_11_set_beacon(hapd); 514281806Srpaulo 515281806Srpaulo wpa_msg(hapd->msg_ctx, MSG_INFO, AP_CSA_FINISHED 516281806Srpaulo "freq=%d dfs=%d", freq, is_dfs); 517281806Srpaulo } else if (hapd->iface->drv_flags & WPA_DRIVER_FLAGS_DFS_OFFLOAD) { 518281806Srpaulo wpa_msg(hapd->msg_ctx, MSG_INFO, AP_CSA_FINISHED 519281806Srpaulo "freq=%d dfs=%d", freq, is_dfs); 520281806Srpaulo } 521252726Srpaulo#endif /* NEED_AP_MLME */ 522252726Srpaulo} 523252726Srpaulo 524252726Srpaulo 525281806Srpaulovoid hostapd_event_connect_failed_reason(struct hostapd_data *hapd, 526281806Srpaulo const u8 *addr, int reason_code) 527281806Srpaulo{ 528281806Srpaulo switch (reason_code) { 529281806Srpaulo case MAX_CLIENT_REACHED: 530281806Srpaulo wpa_msg(hapd->msg_ctx, MSG_INFO, AP_REJECTED_MAX_STA MACSTR, 531281806Srpaulo MAC2STR(addr)); 532281806Srpaulo break; 533281806Srpaulo case BLOCKED_CLIENT: 534281806Srpaulo wpa_msg(hapd->msg_ctx, MSG_INFO, AP_REJECTED_BLOCKED_STA MACSTR, 535281806Srpaulo MAC2STR(addr)); 536281806Srpaulo break; 537281806Srpaulo } 538281806Srpaulo} 539281806Srpaulo 540281806Srpaulo 541281806Srpaulo#ifdef CONFIG_ACS 542281806Srpaulostatic void hostapd_acs_channel_selected(struct hostapd_data *hapd, 543289549Srpaulo struct acs_selected_channels *acs_res) 544281806Srpaulo{ 545289549Srpaulo int ret, i; 546281806Srpaulo 547281806Srpaulo if (hapd->iconf->channel) { 548281806Srpaulo wpa_printf(MSG_INFO, "ACS: Channel was already set to %d", 549281806Srpaulo hapd->iconf->channel); 550281806Srpaulo return; 551281806Srpaulo } 552281806Srpaulo 553289549Srpaulo if (!hapd->iface->current_mode) { 554289549Srpaulo for (i = 0; i < hapd->iface->num_hw_features; i++) { 555289549Srpaulo struct hostapd_hw_modes *mode = 556289549Srpaulo &hapd->iface->hw_features[i]; 557281806Srpaulo 558289549Srpaulo if (mode->mode == acs_res->hw_mode) { 559289549Srpaulo hapd->iface->current_mode = mode; 560289549Srpaulo break; 561289549Srpaulo } 562289549Srpaulo } 563289549Srpaulo if (!hapd->iface->current_mode) { 564289549Srpaulo hostapd_logger(hapd, NULL, HOSTAPD_MODULE_IEEE80211, 565289549Srpaulo HOSTAPD_LEVEL_WARNING, 566289549Srpaulo "driver selected to bad hw_mode"); 567289549Srpaulo return; 568289549Srpaulo } 569289549Srpaulo } 570289549Srpaulo 571289549Srpaulo hapd->iface->freq = hostapd_hw_get_freq(hapd, acs_res->pri_channel); 572289549Srpaulo 573289549Srpaulo if (!acs_res->pri_channel) { 574281806Srpaulo hostapd_logger(hapd, NULL, HOSTAPD_MODULE_IEEE80211, 575281806Srpaulo HOSTAPD_LEVEL_WARNING, 576281806Srpaulo "driver switched to bad channel"); 577281806Srpaulo return; 578281806Srpaulo } 579281806Srpaulo 580289549Srpaulo hapd->iconf->channel = acs_res->pri_channel; 581289549Srpaulo hapd->iconf->acs = 1; 582281806Srpaulo 583289549Srpaulo if (acs_res->sec_channel == 0) 584281806Srpaulo hapd->iconf->secondary_channel = 0; 585289549Srpaulo else if (acs_res->sec_channel < acs_res->pri_channel) 586281806Srpaulo hapd->iconf->secondary_channel = -1; 587289549Srpaulo else if (acs_res->sec_channel > acs_res->pri_channel) 588281806Srpaulo hapd->iconf->secondary_channel = 1; 589281806Srpaulo else { 590281806Srpaulo wpa_printf(MSG_ERROR, "Invalid secondary channel!"); 591281806Srpaulo return; 592281806Srpaulo } 593281806Srpaulo 594289549Srpaulo if (hapd->iface->conf->ieee80211ac) { 595289549Srpaulo /* set defaults for backwards compatibility */ 596289549Srpaulo hapd->iconf->vht_oper_centr_freq_seg1_idx = 0; 597289549Srpaulo hapd->iconf->vht_oper_centr_freq_seg0_idx = 0; 598289549Srpaulo hapd->iconf->vht_oper_chwidth = VHT_CHANWIDTH_USE_HT; 599289549Srpaulo if (acs_res->ch_width == 80) { 600289549Srpaulo hapd->iconf->vht_oper_centr_freq_seg0_idx = 601289549Srpaulo acs_res->vht_seg0_center_ch; 602289549Srpaulo hapd->iconf->vht_oper_chwidth = VHT_CHANWIDTH_80MHZ; 603289549Srpaulo } else if (acs_res->ch_width == 160) { 604289549Srpaulo if (acs_res->vht_seg1_center_ch == 0) { 605289549Srpaulo hapd->iconf->vht_oper_centr_freq_seg0_idx = 606289549Srpaulo acs_res->vht_seg0_center_ch; 607289549Srpaulo hapd->iconf->vht_oper_chwidth = 608289549Srpaulo VHT_CHANWIDTH_160MHZ; 609289549Srpaulo } else { 610289549Srpaulo hapd->iconf->vht_oper_centr_freq_seg0_idx = 611289549Srpaulo acs_res->vht_seg0_center_ch; 612289549Srpaulo hapd->iconf->vht_oper_centr_freq_seg1_idx = 613289549Srpaulo acs_res->vht_seg1_center_ch; 614289549Srpaulo hapd->iconf->vht_oper_chwidth = 615289549Srpaulo VHT_CHANWIDTH_80P80MHZ; 616289549Srpaulo } 617289549Srpaulo } 618289549Srpaulo } 619289549Srpaulo 620281806Srpaulo ret = hostapd_acs_completed(hapd->iface, 0); 621281806Srpaulo if (ret) { 622281806Srpaulo wpa_printf(MSG_ERROR, 623281806Srpaulo "ACS: Possibly channel configuration is invalid"); 624281806Srpaulo } 625281806Srpaulo} 626281806Srpaulo#endif /* CONFIG_ACS */ 627281806Srpaulo 628281806Srpaulo 629252726Srpauloint hostapd_probe_req_rx(struct hostapd_data *hapd, const u8 *sa, const u8 *da, 630252726Srpaulo const u8 *bssid, const u8 *ie, size_t ie_len, 631252726Srpaulo int ssi_signal) 632214501Srpaulo{ 633252726Srpaulo size_t i; 634252726Srpaulo int ret = 0; 635214501Srpaulo 636252726Srpaulo if (sa == NULL || ie == NULL) 637252726Srpaulo return -1; 638214501Srpaulo 639252726Srpaulo random_add_randomness(sa, ETH_ALEN); 640252726Srpaulo for (i = 0; hapd->probereq_cb && i < hapd->num_probereq_cb; i++) { 641252726Srpaulo if (hapd->probereq_cb[i].cb(hapd->probereq_cb[i].ctx, 642252726Srpaulo sa, da, bssid, ie, ie_len, 643252726Srpaulo ssi_signal) > 0) { 644252726Srpaulo ret = 1; 645252726Srpaulo break; 646252726Srpaulo } 647252726Srpaulo } 648252726Srpaulo return ret; 649252726Srpaulo} 650214501Srpaulo 651252726Srpaulo 652252726Srpaulo#ifdef HOSTAPD 653252726Srpaulo 654252726Srpaulo#ifdef CONFIG_IEEE80211R 655252726Srpaulostatic void hostapd_notify_auth_ft_finish(void *ctx, const u8 *dst, 656252726Srpaulo const u8 *bssid, 657252726Srpaulo u16 auth_transaction, u16 status, 658252726Srpaulo const u8 *ies, size_t ies_len) 659252726Srpaulo{ 660252726Srpaulo struct hostapd_data *hapd = ctx; 661252726Srpaulo struct sta_info *sta; 662252726Srpaulo 663252726Srpaulo sta = ap_get_sta(hapd, dst); 664252726Srpaulo if (sta == NULL) 665252726Srpaulo return; 666252726Srpaulo 667252726Srpaulo hostapd_logger(hapd, dst, HOSTAPD_MODULE_IEEE80211, 668252726Srpaulo HOSTAPD_LEVEL_DEBUG, "authentication OK (FT)"); 669252726Srpaulo sta->flags |= WLAN_STA_AUTH; 670252726Srpaulo 671252726Srpaulo hostapd_sta_auth(hapd, dst, auth_transaction, status, ies, ies_len); 672252726Srpaulo} 673252726Srpaulo#endif /* CONFIG_IEEE80211R */ 674252726Srpaulo 675252726Srpaulo 676252726Srpaulostatic void hostapd_notif_auth(struct hostapd_data *hapd, 677252726Srpaulo struct auth_info *rx_auth) 678252726Srpaulo{ 679252726Srpaulo struct sta_info *sta; 680252726Srpaulo u16 status = WLAN_STATUS_SUCCESS; 681252726Srpaulo u8 resp_ies[2 + WLAN_AUTH_CHALLENGE_LEN]; 682252726Srpaulo size_t resp_ies_len = 0; 683252726Srpaulo 684252726Srpaulo sta = ap_get_sta(hapd, rx_auth->peer); 685252726Srpaulo if (!sta) { 686252726Srpaulo sta = ap_sta_add(hapd, rx_auth->peer); 687252726Srpaulo if (sta == NULL) { 688281806Srpaulo status = WLAN_STATUS_AP_UNABLE_TO_HANDLE_NEW_STA; 689252726Srpaulo goto fail; 690214501Srpaulo } 691214501Srpaulo } 692252726Srpaulo sta->flags &= ~WLAN_STA_PREAUTH; 693252726Srpaulo ieee802_1x_notify_pre_auth(sta->eapol_sm, 0); 694252726Srpaulo#ifdef CONFIG_IEEE80211R 695252726Srpaulo if (rx_auth->auth_type == WLAN_AUTH_FT && hapd->wpa_auth) { 696252726Srpaulo sta->auth_alg = WLAN_AUTH_FT; 697252726Srpaulo if (sta->wpa_sm == NULL) 698252726Srpaulo sta->wpa_sm = wpa_auth_sta_init(hapd->wpa_auth, 699281806Srpaulo sta->addr, NULL); 700252726Srpaulo if (sta->wpa_sm == NULL) { 701289549Srpaulo wpa_printf(MSG_DEBUG, 702289549Srpaulo "FT: Failed to initialize WPA state machine"); 703252726Srpaulo status = WLAN_STATUS_UNSPECIFIED_FAILURE; 704252726Srpaulo goto fail; 705252726Srpaulo } 706252726Srpaulo wpa_ft_process_auth(sta->wpa_sm, rx_auth->bssid, 707252726Srpaulo rx_auth->auth_transaction, rx_auth->ies, 708252726Srpaulo rx_auth->ies_len, 709252726Srpaulo hostapd_notify_auth_ft_finish, hapd); 710252726Srpaulo return; 711252726Srpaulo } 712252726Srpaulo#endif /* CONFIG_IEEE80211R */ 713252726Srpaulofail: 714252726Srpaulo hostapd_sta_auth(hapd, rx_auth->peer, rx_auth->auth_transaction + 1, 715252726Srpaulo status, resp_ies, resp_ies_len); 716214501Srpaulo} 717214501Srpaulo 718214501Srpaulo 719252726Srpaulostatic void hostapd_action_rx(struct hostapd_data *hapd, 720281806Srpaulo struct rx_mgmt *drv_mgmt) 721252726Srpaulo{ 722281806Srpaulo struct ieee80211_mgmt *mgmt; 723252726Srpaulo struct sta_info *sta; 724281806Srpaulo size_t plen __maybe_unused; 725281806Srpaulo u16 fc; 726252726Srpaulo 727281806Srpaulo if (drv_mgmt->frame_len < 24 + 1) 728281806Srpaulo return; 729281806Srpaulo 730281806Srpaulo plen = drv_mgmt->frame_len - 24 - 1; 731281806Srpaulo 732281806Srpaulo mgmt = (struct ieee80211_mgmt *) drv_mgmt->frame; 733281806Srpaulo fc = le_to_host16(mgmt->frame_control); 734281806Srpaulo if (WLAN_FC_GET_STYPE(fc) != WLAN_FC_STYPE_ACTION) 735281806Srpaulo return; /* handled by the driver */ 736281806Srpaulo 737289549Srpaulo wpa_printf(MSG_DEBUG, "RX_ACTION cat %d action plen %d", 738281806Srpaulo mgmt->u.action.category, (int) plen); 739252726Srpaulo 740281806Srpaulo sta = ap_get_sta(hapd, mgmt->sa); 741252726Srpaulo if (sta == NULL) { 742252726Srpaulo wpa_printf(MSG_DEBUG, "%s: station not found", __func__); 743252726Srpaulo return; 744252726Srpaulo } 745252726Srpaulo#ifdef CONFIG_IEEE80211R 746281806Srpaulo if (mgmt->u.action.category == WLAN_ACTION_FT) { 747281806Srpaulo const u8 *payload = drv_mgmt->frame + 24 + 1; 748289549Srpaulo 749281806Srpaulo wpa_ft_action_rx(sta->wpa_sm, payload, plen); 750252726Srpaulo } 751252726Srpaulo#endif /* CONFIG_IEEE80211R */ 752252726Srpaulo#ifdef CONFIG_IEEE80211W 753281806Srpaulo if (mgmt->u.action.category == WLAN_ACTION_SA_QUERY && plen >= 4) { 754281806Srpaulo ieee802_11_sa_query_action( 755281806Srpaulo hapd, mgmt->sa, 756281806Srpaulo mgmt->u.action.u.sa_query_resp.action, 757281806Srpaulo mgmt->u.action.u.sa_query_resp.trans_id); 758252726Srpaulo } 759252726Srpaulo#endif /* CONFIG_IEEE80211W */ 760252726Srpaulo#ifdef CONFIG_WNM 761281806Srpaulo if (mgmt->u.action.category == WLAN_ACTION_WNM) { 762281806Srpaulo ieee802_11_rx_wnm_action_ap(hapd, mgmt, drv_mgmt->frame_len); 763252726Srpaulo } 764252726Srpaulo#endif /* CONFIG_WNM */ 765289549Srpaulo#ifdef CONFIG_FST 766289549Srpaulo if (mgmt->u.action.category == WLAN_ACTION_FST && hapd->iface->fst) { 767289549Srpaulo fst_rx_action(hapd->iface->fst, mgmt, drv_mgmt->frame_len); 768289549Srpaulo return; 769289549Srpaulo } 770289549Srpaulo#endif /* CONFIG_FST */ 771289549Srpaulo 772252726Srpaulo} 773252726Srpaulo 774252726Srpaulo 775252726Srpaulo#ifdef NEED_AP_MLME 776252726Srpaulo 777214501Srpaulo#define HAPD_BROADCAST ((struct hostapd_data *) -1) 778214501Srpaulo 779214501Srpaulostatic struct hostapd_data * get_hapd_bssid(struct hostapd_iface *iface, 780214501Srpaulo const u8 *bssid) 781214501Srpaulo{ 782214501Srpaulo size_t i; 783214501Srpaulo 784214501Srpaulo if (bssid == NULL) 785214501Srpaulo return NULL; 786214501Srpaulo if (bssid[0] == 0xff && bssid[1] == 0xff && bssid[2] == 0xff && 787214501Srpaulo bssid[3] == 0xff && bssid[4] == 0xff && bssid[5] == 0xff) 788214501Srpaulo return HAPD_BROADCAST; 789214501Srpaulo 790214501Srpaulo for (i = 0; i < iface->num_bss; i++) { 791214501Srpaulo if (os_memcmp(bssid, iface->bss[i]->own_addr, ETH_ALEN) == 0) 792214501Srpaulo return iface->bss[i]; 793214501Srpaulo } 794214501Srpaulo 795214501Srpaulo return NULL; 796214501Srpaulo} 797214501Srpaulo 798214501Srpaulo 799214501Srpaulostatic void hostapd_rx_from_unknown_sta(struct hostapd_data *hapd, 800252726Srpaulo const u8 *bssid, const u8 *addr, 801252726Srpaulo int wds) 802214501Srpaulo{ 803252726Srpaulo hapd = get_hapd_bssid(hapd->iface, bssid); 804214501Srpaulo if (hapd == NULL || hapd == HAPD_BROADCAST) 805214501Srpaulo return; 806214501Srpaulo 807252726Srpaulo ieee802_11_rx_from_unknown(hapd, addr, wds); 808214501Srpaulo} 809214501Srpaulo 810214501Srpaulo 811281806Srpaulostatic int hostapd_mgmt_rx(struct hostapd_data *hapd, struct rx_mgmt *rx_mgmt) 812214501Srpaulo{ 813214501Srpaulo struct hostapd_iface *iface = hapd->iface; 814214501Srpaulo const struct ieee80211_hdr *hdr; 815214501Srpaulo const u8 *bssid; 816214501Srpaulo struct hostapd_frame_info fi; 817281806Srpaulo int ret; 818214501Srpaulo 819281806Srpaulo#ifdef CONFIG_TESTING_OPTIONS 820281806Srpaulo if (hapd->ext_mgmt_frame_handling) { 821281806Srpaulo size_t hex_len = 2 * rx_mgmt->frame_len + 1; 822281806Srpaulo char *hex = os_malloc(hex_len); 823289549Srpaulo 824281806Srpaulo if (hex) { 825281806Srpaulo wpa_snprintf_hex(hex, hex_len, rx_mgmt->frame, 826281806Srpaulo rx_mgmt->frame_len); 827281806Srpaulo wpa_msg(hapd->msg_ctx, MSG_INFO, "MGMT-RX %s", hex); 828281806Srpaulo os_free(hex); 829281806Srpaulo } 830281806Srpaulo return 1; 831281806Srpaulo } 832281806Srpaulo#endif /* CONFIG_TESTING_OPTIONS */ 833281806Srpaulo 834214501Srpaulo hdr = (const struct ieee80211_hdr *) rx_mgmt->frame; 835214501Srpaulo bssid = get_hdr_bssid(hdr, rx_mgmt->frame_len); 836214501Srpaulo if (bssid == NULL) 837281806Srpaulo return 0; 838214501Srpaulo 839214501Srpaulo hapd = get_hapd_bssid(iface, bssid); 840214501Srpaulo if (hapd == NULL) { 841289549Srpaulo u16 fc = le_to_host16(hdr->frame_control); 842214501Srpaulo 843214501Srpaulo /* 844214501Srpaulo * Drop frames to unknown BSSIDs except for Beacon frames which 845214501Srpaulo * could be used to update neighbor information. 846214501Srpaulo */ 847214501Srpaulo if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT && 848214501Srpaulo WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_BEACON) 849214501Srpaulo hapd = iface->bss[0]; 850214501Srpaulo else 851281806Srpaulo return 0; 852214501Srpaulo } 853214501Srpaulo 854214501Srpaulo os_memset(&fi, 0, sizeof(fi)); 855214501Srpaulo fi.datarate = rx_mgmt->datarate; 856214501Srpaulo fi.ssi_signal = rx_mgmt->ssi_signal; 857214501Srpaulo 858214501Srpaulo if (hapd == HAPD_BROADCAST) { 859214501Srpaulo size_t i; 860289549Srpaulo 861281806Srpaulo ret = 0; 862281806Srpaulo for (i = 0; i < iface->num_bss; i++) { 863281806Srpaulo /* if bss is set, driver will call this function for 864281806Srpaulo * each bss individually. */ 865281806Srpaulo if (rx_mgmt->drv_priv && 866281806Srpaulo (iface->bss[i]->drv_priv != rx_mgmt->drv_priv)) 867281806Srpaulo continue; 868281806Srpaulo 869281806Srpaulo if (ieee802_11_mgmt(iface->bss[i], rx_mgmt->frame, 870281806Srpaulo rx_mgmt->frame_len, &fi) > 0) 871281806Srpaulo ret = 1; 872281806Srpaulo } 873214501Srpaulo } else 874281806Srpaulo ret = ieee802_11_mgmt(hapd, rx_mgmt->frame, rx_mgmt->frame_len, 875281806Srpaulo &fi); 876252726Srpaulo 877252726Srpaulo random_add_randomness(&fi, sizeof(fi)); 878214501Srpaulo 879281806Srpaulo return ret; 880252726Srpaulo} 881252726Srpaulo 882252726Srpaulo 883214501Srpaulostatic void hostapd_mgmt_tx_cb(struct hostapd_data *hapd, const u8 *buf, 884214501Srpaulo size_t len, u16 stype, int ok) 885214501Srpaulo{ 886214501Srpaulo struct ieee80211_hdr *hdr; 887289549Srpaulo 888214501Srpaulo hdr = (struct ieee80211_hdr *) buf; 889214501Srpaulo hapd = get_hapd_bssid(hapd->iface, get_hdr_bssid(hdr, len)); 890214501Srpaulo if (hapd == NULL || hapd == HAPD_BROADCAST) 891214501Srpaulo return; 892214501Srpaulo ieee802_11_mgmt_cb(hapd, buf, len, stype, ok); 893214501Srpaulo} 894214501Srpaulo 895214501Srpaulo#endif /* NEED_AP_MLME */ 896214501Srpaulo 897214501Srpaulo 898214501Srpaulostatic int hostapd_event_new_sta(struct hostapd_data *hapd, const u8 *addr) 899214501Srpaulo{ 900214501Srpaulo struct sta_info *sta = ap_get_sta(hapd, addr); 901289549Srpaulo 902214501Srpaulo if (sta) 903214501Srpaulo return 0; 904214501Srpaulo 905214501Srpaulo wpa_printf(MSG_DEBUG, "Data frame from unknown STA " MACSTR 906214501Srpaulo " - adding a new STA", MAC2STR(addr)); 907214501Srpaulo sta = ap_sta_add(hapd, addr); 908214501Srpaulo if (sta) { 909214501Srpaulo hostapd_new_assoc_sta(hapd, sta, 0); 910214501Srpaulo } else { 911214501Srpaulo wpa_printf(MSG_DEBUG, "Failed to add STA entry for " MACSTR, 912214501Srpaulo MAC2STR(addr)); 913214501Srpaulo return -1; 914214501Srpaulo } 915214501Srpaulo 916214501Srpaulo return 0; 917214501Srpaulo} 918214501Srpaulo 919214501Srpaulo 920214501Srpaulostatic void hostapd_event_eapol_rx(struct hostapd_data *hapd, const u8 *src, 921214501Srpaulo const u8 *data, size_t data_len) 922214501Srpaulo{ 923214501Srpaulo struct hostapd_iface *iface = hapd->iface; 924252726Srpaulo struct sta_info *sta; 925214501Srpaulo size_t j; 926214501Srpaulo 927214501Srpaulo for (j = 0; j < iface->num_bss; j++) { 928289549Srpaulo sta = ap_get_sta(iface->bss[j], src); 929289549Srpaulo if (sta && sta->flags & WLAN_STA_ASSOC) { 930289549Srpaulo hapd = iface->bss[j]; 931289549Srpaulo break; 932214501Srpaulo } 933214501Srpaulo } 934214501Srpaulo 935214501Srpaulo ieee802_1x_receive(hapd, src, data, data_len); 936214501Srpaulo} 937214501Srpaulo 938214501Srpaulo 939281806Srpaulostatic struct hostapd_channel_data * hostapd_get_mode_channel( 940281806Srpaulo struct hostapd_iface *iface, unsigned int freq) 941281806Srpaulo{ 942281806Srpaulo int i; 943281806Srpaulo struct hostapd_channel_data *chan; 944281806Srpaulo 945281806Srpaulo for (i = 0; i < iface->current_mode->num_channels; i++) { 946281806Srpaulo chan = &iface->current_mode->channels[i]; 947281806Srpaulo if (!chan) 948281806Srpaulo return NULL; 949281806Srpaulo if ((unsigned int) chan->freq == freq) 950281806Srpaulo return chan; 951281806Srpaulo } 952281806Srpaulo 953281806Srpaulo return NULL; 954281806Srpaulo} 955281806Srpaulo 956281806Srpaulo 957281806Srpaulostatic void hostapd_update_nf(struct hostapd_iface *iface, 958281806Srpaulo struct hostapd_channel_data *chan, 959281806Srpaulo struct freq_survey *survey) 960281806Srpaulo{ 961281806Srpaulo if (!iface->chans_surveyed) { 962281806Srpaulo chan->min_nf = survey->nf; 963281806Srpaulo iface->lowest_nf = survey->nf; 964281806Srpaulo } else { 965281806Srpaulo if (dl_list_empty(&chan->survey_list)) 966281806Srpaulo chan->min_nf = survey->nf; 967281806Srpaulo else if (survey->nf < chan->min_nf) 968281806Srpaulo chan->min_nf = survey->nf; 969281806Srpaulo if (survey->nf < iface->lowest_nf) 970281806Srpaulo iface->lowest_nf = survey->nf; 971281806Srpaulo } 972281806Srpaulo} 973281806Srpaulo 974281806Srpaulo 975281806Srpaulostatic void hostapd_single_channel_get_survey(struct hostapd_iface *iface, 976281806Srpaulo struct survey_results *survey_res) 977281806Srpaulo{ 978281806Srpaulo struct hostapd_channel_data *chan; 979281806Srpaulo struct freq_survey *survey; 980281806Srpaulo u64 divisor, dividend; 981281806Srpaulo 982281806Srpaulo survey = dl_list_first(&survey_res->survey_list, struct freq_survey, 983281806Srpaulo list); 984281806Srpaulo if (!survey || !survey->freq) 985281806Srpaulo return; 986281806Srpaulo 987281806Srpaulo chan = hostapd_get_mode_channel(iface, survey->freq); 988281806Srpaulo if (!chan || chan->flag & HOSTAPD_CHAN_DISABLED) 989281806Srpaulo return; 990281806Srpaulo 991289549Srpaulo wpa_printf(MSG_DEBUG, 992289549Srpaulo "Single Channel Survey: (freq=%d channel_time=%ld channel_time_busy=%ld)", 993281806Srpaulo survey->freq, 994281806Srpaulo (unsigned long int) survey->channel_time, 995281806Srpaulo (unsigned long int) survey->channel_time_busy); 996281806Srpaulo 997281806Srpaulo if (survey->channel_time > iface->last_channel_time && 998281806Srpaulo survey->channel_time > survey->channel_time_busy) { 999281806Srpaulo dividend = survey->channel_time_busy - 1000281806Srpaulo iface->last_channel_time_busy; 1001281806Srpaulo divisor = survey->channel_time - iface->last_channel_time; 1002281806Srpaulo 1003281806Srpaulo iface->channel_utilization = dividend * 255 / divisor; 1004281806Srpaulo wpa_printf(MSG_DEBUG, "Channel Utilization: %d", 1005281806Srpaulo iface->channel_utilization); 1006281806Srpaulo } 1007281806Srpaulo iface->last_channel_time = survey->channel_time; 1008281806Srpaulo iface->last_channel_time_busy = survey->channel_time_busy; 1009281806Srpaulo} 1010281806Srpaulo 1011281806Srpaulo 1012281806Srpaulostatic void hostapd_event_get_survey(struct hostapd_data *hapd, 1013281806Srpaulo struct survey_results *survey_results) 1014281806Srpaulo{ 1015281806Srpaulo struct hostapd_iface *iface = hapd->iface; 1016281806Srpaulo struct freq_survey *survey, *tmp; 1017281806Srpaulo struct hostapd_channel_data *chan; 1018281806Srpaulo 1019281806Srpaulo if (dl_list_empty(&survey_results->survey_list)) { 1020281806Srpaulo wpa_printf(MSG_DEBUG, "No survey data received"); 1021281806Srpaulo return; 1022281806Srpaulo } 1023281806Srpaulo 1024281806Srpaulo if (survey_results->freq_filter) { 1025281806Srpaulo hostapd_single_channel_get_survey(iface, survey_results); 1026281806Srpaulo return; 1027281806Srpaulo } 1028281806Srpaulo 1029281806Srpaulo dl_list_for_each_safe(survey, tmp, &survey_results->survey_list, 1030281806Srpaulo struct freq_survey, list) { 1031281806Srpaulo chan = hostapd_get_mode_channel(iface, survey->freq); 1032281806Srpaulo if (!chan) 1033281806Srpaulo continue; 1034281806Srpaulo if (chan->flag & HOSTAPD_CHAN_DISABLED) 1035281806Srpaulo continue; 1036281806Srpaulo 1037281806Srpaulo dl_list_del(&survey->list); 1038281806Srpaulo dl_list_add_tail(&chan->survey_list, &survey->list); 1039281806Srpaulo 1040281806Srpaulo hostapd_update_nf(iface, chan, survey); 1041281806Srpaulo 1042281806Srpaulo iface->chans_surveyed++; 1043281806Srpaulo } 1044281806Srpaulo} 1045281806Srpaulo 1046281806Srpaulo 1047281806Srpaulo#ifdef NEED_AP_MLME 1048281806Srpaulo 1049281806Srpaulostatic void hostapd_event_iface_unavailable(struct hostapd_data *hapd) 1050281806Srpaulo{ 1051281806Srpaulo wpa_printf(MSG_DEBUG, "Interface %s is unavailable -- stopped", 1052281806Srpaulo hapd->conf->iface); 1053281806Srpaulo 1054281806Srpaulo if (hapd->csa_in_progress) { 1055281806Srpaulo wpa_printf(MSG_INFO, "CSA failed (%s was stopped)", 1056281806Srpaulo hapd->conf->iface); 1057281806Srpaulo hostapd_switch_channel_fallback(hapd->iface, 1058281806Srpaulo &hapd->cs_freq_params); 1059281806Srpaulo } 1060281806Srpaulo} 1061281806Srpaulo 1062281806Srpaulo 1063281806Srpaulostatic void hostapd_event_dfs_radar_detected(struct hostapd_data *hapd, 1064281806Srpaulo struct dfs_event *radar) 1065281806Srpaulo{ 1066281806Srpaulo wpa_printf(MSG_DEBUG, "DFS radar detected on %d MHz", radar->freq); 1067281806Srpaulo hostapd_dfs_radar_detected(hapd->iface, radar->freq, radar->ht_enabled, 1068281806Srpaulo radar->chan_offset, radar->chan_width, 1069281806Srpaulo radar->cf1, radar->cf2); 1070281806Srpaulo} 1071281806Srpaulo 1072281806Srpaulo 1073281806Srpaulostatic void hostapd_event_dfs_cac_finished(struct hostapd_data *hapd, 1074281806Srpaulo struct dfs_event *radar) 1075281806Srpaulo{ 1076281806Srpaulo wpa_printf(MSG_DEBUG, "DFS CAC finished on %d MHz", radar->freq); 1077281806Srpaulo hostapd_dfs_complete_cac(hapd->iface, 1, radar->freq, radar->ht_enabled, 1078281806Srpaulo radar->chan_offset, radar->chan_width, 1079281806Srpaulo radar->cf1, radar->cf2); 1080281806Srpaulo} 1081281806Srpaulo 1082281806Srpaulo 1083281806Srpaulostatic void hostapd_event_dfs_cac_aborted(struct hostapd_data *hapd, 1084281806Srpaulo struct dfs_event *radar) 1085281806Srpaulo{ 1086281806Srpaulo wpa_printf(MSG_DEBUG, "DFS CAC aborted on %d MHz", radar->freq); 1087281806Srpaulo hostapd_dfs_complete_cac(hapd->iface, 0, radar->freq, radar->ht_enabled, 1088281806Srpaulo radar->chan_offset, radar->chan_width, 1089281806Srpaulo radar->cf1, radar->cf2); 1090281806Srpaulo} 1091281806Srpaulo 1092281806Srpaulo 1093281806Srpaulostatic void hostapd_event_dfs_nop_finished(struct hostapd_data *hapd, 1094281806Srpaulo struct dfs_event *radar) 1095281806Srpaulo{ 1096281806Srpaulo wpa_printf(MSG_DEBUG, "DFS NOP finished on %d MHz", radar->freq); 1097281806Srpaulo hostapd_dfs_nop_finished(hapd->iface, radar->freq, radar->ht_enabled, 1098281806Srpaulo radar->chan_offset, radar->chan_width, 1099281806Srpaulo radar->cf1, radar->cf2); 1100281806Srpaulo} 1101281806Srpaulo 1102281806Srpaulo 1103281806Srpaulostatic void hostapd_event_dfs_cac_started(struct hostapd_data *hapd, 1104281806Srpaulo struct dfs_event *radar) 1105281806Srpaulo{ 1106281806Srpaulo wpa_printf(MSG_DEBUG, "DFS offload CAC started on %d MHz", radar->freq); 1107281806Srpaulo hostapd_dfs_start_cac(hapd->iface, radar->freq, radar->ht_enabled, 1108281806Srpaulo radar->chan_offset, radar->chan_width, 1109281806Srpaulo radar->cf1, radar->cf2); 1110281806Srpaulo} 1111281806Srpaulo 1112281806Srpaulo#endif /* NEED_AP_MLME */ 1113281806Srpaulo 1114281806Srpaulo 1115214501Srpaulovoid wpa_supplicant_event(void *ctx, enum wpa_event_type event, 1116214501Srpaulo union wpa_event_data *data) 1117214501Srpaulo{ 1118214501Srpaulo struct hostapd_data *hapd = ctx; 1119252726Srpaulo#ifndef CONFIG_NO_STDOUT_DEBUG 1120252726Srpaulo int level = MSG_DEBUG; 1121214501Srpaulo 1122252726Srpaulo if (event == EVENT_RX_MGMT && data->rx_mgmt.frame && 1123252726Srpaulo data->rx_mgmt.frame_len >= 24) { 1124252726Srpaulo const struct ieee80211_hdr *hdr; 1125252726Srpaulo u16 fc; 1126289549Srpaulo 1127252726Srpaulo hdr = (const struct ieee80211_hdr *) data->rx_mgmt.frame; 1128252726Srpaulo fc = le_to_host16(hdr->frame_control); 1129252726Srpaulo if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT && 1130252726Srpaulo WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_BEACON) 1131252726Srpaulo level = MSG_EXCESSIVE; 1132281806Srpaulo if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT && 1133281806Srpaulo WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_PROBE_REQ) 1134281806Srpaulo level = MSG_EXCESSIVE; 1135252726Srpaulo } 1136252726Srpaulo 1137252726Srpaulo wpa_dbg(hapd->msg_ctx, level, "Event %s (%d) received", 1138252726Srpaulo event_to_string(event), event); 1139252726Srpaulo#endif /* CONFIG_NO_STDOUT_DEBUG */ 1140252726Srpaulo 1141214501Srpaulo switch (event) { 1142214501Srpaulo case EVENT_MICHAEL_MIC_FAILURE: 1143214501Srpaulo michael_mic_failure(hapd, data->michael_mic_failure.src, 1); 1144214501Srpaulo break; 1145214501Srpaulo case EVENT_SCAN_RESULTS: 1146214501Srpaulo if (hapd->iface->scan_cb) 1147214501Srpaulo hapd->iface->scan_cb(hapd->iface); 1148214501Srpaulo break; 1149214501Srpaulo case EVENT_WPS_BUTTON_PUSHED: 1150252726Srpaulo hostapd_wps_button_pushed(hapd, NULL); 1151214501Srpaulo break; 1152214501Srpaulo#ifdef NEED_AP_MLME 1153214501Srpaulo case EVENT_TX_STATUS: 1154214501Srpaulo switch (data->tx_status.type) { 1155214501Srpaulo case WLAN_FC_TYPE_MGMT: 1156214501Srpaulo hostapd_mgmt_tx_cb(hapd, data->tx_status.data, 1157214501Srpaulo data->tx_status.data_len, 1158214501Srpaulo data->tx_status.stype, 1159214501Srpaulo data->tx_status.ack); 1160214501Srpaulo break; 1161214501Srpaulo case WLAN_FC_TYPE_DATA: 1162214501Srpaulo hostapd_tx_status(hapd, data->tx_status.dst, 1163214501Srpaulo data->tx_status.data, 1164214501Srpaulo data->tx_status.data_len, 1165214501Srpaulo data->tx_status.ack); 1166214501Srpaulo break; 1167214501Srpaulo } 1168214501Srpaulo break; 1169252726Srpaulo case EVENT_EAPOL_TX_STATUS: 1170252726Srpaulo hostapd_eapol_tx_status(hapd, data->eapol_tx_status.dst, 1171252726Srpaulo data->eapol_tx_status.data, 1172252726Srpaulo data->eapol_tx_status.data_len, 1173252726Srpaulo data->eapol_tx_status.ack); 1174252726Srpaulo break; 1175252726Srpaulo case EVENT_DRIVER_CLIENT_POLL_OK: 1176252726Srpaulo hostapd_client_poll_ok(hapd, data->client_poll.addr); 1177252726Srpaulo break; 1178214501Srpaulo case EVENT_RX_FROM_UNKNOWN: 1179252726Srpaulo hostapd_rx_from_unknown_sta(hapd, data->rx_from_unknown.bssid, 1180252726Srpaulo data->rx_from_unknown.addr, 1181252726Srpaulo data->rx_from_unknown.wds); 1182214501Srpaulo break; 1183281806Srpaulo#endif /* NEED_AP_MLME */ 1184214501Srpaulo case EVENT_RX_MGMT: 1185281806Srpaulo if (!data->rx_mgmt.frame) 1186281806Srpaulo break; 1187281806Srpaulo#ifdef NEED_AP_MLME 1188281806Srpaulo if (hostapd_mgmt_rx(hapd, &data->rx_mgmt) > 0) 1189281806Srpaulo break; 1190281806Srpaulo#endif /* NEED_AP_MLME */ 1191281806Srpaulo hostapd_action_rx(hapd, &data->rx_mgmt); 1192214501Srpaulo break; 1193214501Srpaulo case EVENT_RX_PROBE_REQ: 1194252726Srpaulo if (data->rx_probe_req.sa == NULL || 1195252726Srpaulo data->rx_probe_req.ie == NULL) 1196252726Srpaulo break; 1197214501Srpaulo hostapd_probe_req_rx(hapd, data->rx_probe_req.sa, 1198252726Srpaulo data->rx_probe_req.da, 1199252726Srpaulo data->rx_probe_req.bssid, 1200214501Srpaulo data->rx_probe_req.ie, 1201252726Srpaulo data->rx_probe_req.ie_len, 1202252726Srpaulo data->rx_probe_req.ssi_signal); 1203214501Srpaulo break; 1204214501Srpaulo case EVENT_NEW_STA: 1205214501Srpaulo hostapd_event_new_sta(hapd, data->new_sta.addr); 1206214501Srpaulo break; 1207214501Srpaulo case EVENT_EAPOL_RX: 1208214501Srpaulo hostapd_event_eapol_rx(hapd, data->eapol_rx.src, 1209214501Srpaulo data->eapol_rx.data, 1210214501Srpaulo data->eapol_rx.data_len); 1211214501Srpaulo break; 1212214501Srpaulo case EVENT_ASSOC: 1213281806Srpaulo if (!data) 1214281806Srpaulo return; 1215214501Srpaulo hostapd_notif_assoc(hapd, data->assoc_info.addr, 1216214501Srpaulo data->assoc_info.req_ies, 1217252726Srpaulo data->assoc_info.req_ies_len, 1218252726Srpaulo data->assoc_info.reassoc); 1219214501Srpaulo break; 1220214501Srpaulo case EVENT_DISASSOC: 1221214501Srpaulo if (data) 1222214501Srpaulo hostapd_notif_disassoc(hapd, data->disassoc_info.addr); 1223214501Srpaulo break; 1224214501Srpaulo case EVENT_DEAUTH: 1225214501Srpaulo if (data) 1226214501Srpaulo hostapd_notif_disassoc(hapd, data->deauth_info.addr); 1227214501Srpaulo break; 1228252726Srpaulo case EVENT_STATION_LOW_ACK: 1229252726Srpaulo if (!data) 1230252726Srpaulo break; 1231252726Srpaulo hostapd_event_sta_low_ack(hapd, data->low_ack.addr); 1232252726Srpaulo break; 1233252726Srpaulo case EVENT_AUTH: 1234252726Srpaulo hostapd_notif_auth(hapd, &data->auth); 1235252726Srpaulo break; 1236252726Srpaulo case EVENT_CH_SWITCH: 1237252726Srpaulo if (!data) 1238252726Srpaulo break; 1239252726Srpaulo hostapd_event_ch_switch(hapd, data->ch_switch.freq, 1240252726Srpaulo data->ch_switch.ht_enabled, 1241281806Srpaulo data->ch_switch.ch_offset, 1242281806Srpaulo data->ch_switch.ch_width, 1243281806Srpaulo data->ch_switch.cf1, 1244281806Srpaulo data->ch_switch.cf2); 1245252726Srpaulo break; 1246281806Srpaulo case EVENT_CONNECT_FAILED_REASON: 1247281806Srpaulo if (!data) 1248281806Srpaulo break; 1249281806Srpaulo hostapd_event_connect_failed_reason( 1250281806Srpaulo hapd, data->connect_failed_reason.addr, 1251281806Srpaulo data->connect_failed_reason.code); 1252281806Srpaulo break; 1253281806Srpaulo case EVENT_SURVEY: 1254281806Srpaulo hostapd_event_get_survey(hapd, &data->survey_results); 1255281806Srpaulo break; 1256281806Srpaulo#ifdef NEED_AP_MLME 1257281806Srpaulo case EVENT_INTERFACE_UNAVAILABLE: 1258281806Srpaulo hostapd_event_iface_unavailable(hapd); 1259281806Srpaulo break; 1260281806Srpaulo case EVENT_DFS_RADAR_DETECTED: 1261281806Srpaulo if (!data) 1262281806Srpaulo break; 1263281806Srpaulo hostapd_event_dfs_radar_detected(hapd, &data->dfs_event); 1264281806Srpaulo break; 1265281806Srpaulo case EVENT_DFS_CAC_FINISHED: 1266281806Srpaulo if (!data) 1267281806Srpaulo break; 1268281806Srpaulo hostapd_event_dfs_cac_finished(hapd, &data->dfs_event); 1269281806Srpaulo break; 1270281806Srpaulo case EVENT_DFS_CAC_ABORTED: 1271281806Srpaulo if (!data) 1272281806Srpaulo break; 1273281806Srpaulo hostapd_event_dfs_cac_aborted(hapd, &data->dfs_event); 1274281806Srpaulo break; 1275281806Srpaulo case EVENT_DFS_NOP_FINISHED: 1276281806Srpaulo if (!data) 1277281806Srpaulo break; 1278281806Srpaulo hostapd_event_dfs_nop_finished(hapd, &data->dfs_event); 1279281806Srpaulo break; 1280281806Srpaulo case EVENT_CHANNEL_LIST_CHANGED: 1281281806Srpaulo /* channel list changed (regulatory?), update channel list */ 1282281806Srpaulo /* TODO: check this. hostapd_get_hw_features() initializes 1283281806Srpaulo * too much stuff. */ 1284281806Srpaulo /* hostapd_get_hw_features(hapd->iface); */ 1285281806Srpaulo hostapd_channel_list_updated( 1286281806Srpaulo hapd->iface, data->channel_list_changed.initiator); 1287281806Srpaulo break; 1288281806Srpaulo case EVENT_DFS_CAC_STARTED: 1289281806Srpaulo if (!data) 1290281806Srpaulo break; 1291281806Srpaulo hostapd_event_dfs_cac_started(hapd, &data->dfs_event); 1292281806Srpaulo break; 1293281806Srpaulo#endif /* NEED_AP_MLME */ 1294281806Srpaulo case EVENT_INTERFACE_ENABLED: 1295281806Srpaulo wpa_msg(hapd->msg_ctx, MSG_INFO, INTERFACE_ENABLED); 1296281806Srpaulo if (hapd->disabled && hapd->started) { 1297281806Srpaulo hapd->disabled = 0; 1298281806Srpaulo /* 1299281806Srpaulo * Try to re-enable interface if the driver stopped it 1300281806Srpaulo * when the interface got disabled. 1301281806Srpaulo */ 1302281806Srpaulo wpa_auth_reconfig_group_keys(hapd->wpa_auth); 1303281806Srpaulo hapd->reenable_beacon = 1; 1304281806Srpaulo ieee802_11_set_beacon(hapd); 1305281806Srpaulo } 1306281806Srpaulo break; 1307281806Srpaulo case EVENT_INTERFACE_DISABLED: 1308281806Srpaulo hostapd_free_stas(hapd); 1309281806Srpaulo wpa_msg(hapd->msg_ctx, MSG_INFO, INTERFACE_DISABLED); 1310281806Srpaulo hapd->disabled = 1; 1311281806Srpaulo break; 1312281806Srpaulo#ifdef CONFIG_ACS 1313281806Srpaulo case EVENT_ACS_CHANNEL_SELECTED: 1314289549Srpaulo hostapd_acs_channel_selected(hapd, 1315289549Srpaulo &data->acs_selected_channels); 1316281806Srpaulo break; 1317281806Srpaulo#endif /* CONFIG_ACS */ 1318214501Srpaulo default: 1319214501Srpaulo wpa_printf(MSG_DEBUG, "Unknown event %d", event); 1320214501Srpaulo break; 1321214501Srpaulo } 1322214501Srpaulo} 1323214501Srpaulo 1324214501Srpaulo#endif /* HOSTAPD */ 1325