1214501Srpaulo/* 2214501Srpaulo * hostapd / WPA authenticator glue code 3214501Srpaulo * Copyright (c) 2002-2009, Jouni Malinen <j@w1.fi> 4214501Srpaulo * 5214501Srpaulo * This program is free software; you can redistribute it and/or modify 6214501Srpaulo * it under the terms of the GNU General Public License version 2 as 7214501Srpaulo * published by the Free Software Foundation. 8214501Srpaulo * 9214501Srpaulo * Alternatively, this software may be distributed under the terms of BSD 10214501Srpaulo * license. 11214501Srpaulo * 12214501Srpaulo * See README and COPYING for more details. 13214501Srpaulo */ 14214501Srpaulo 15214501Srpaulo#include "utils/includes.h" 16214501Srpaulo 17214501Srpaulo#include "utils/common.h" 18214501Srpaulo#include "common/ieee802_11_defs.h" 19214501Srpaulo#include "eapol_auth/eapol_auth_sm.h" 20214501Srpaulo#include "eapol_auth/eapol_auth_sm_i.h" 21214501Srpaulo#include "eap_server/eap.h" 22214501Srpaulo#include "l2_packet/l2_packet.h" 23214501Srpaulo#include "drivers/driver.h" 24214501Srpaulo#include "hostapd.h" 25214501Srpaulo#include "ieee802_1x.h" 26214501Srpaulo#include "preauth_auth.h" 27214501Srpaulo#include "sta_info.h" 28214501Srpaulo#include "tkip_countermeasures.h" 29214501Srpaulo#include "ap_drv_ops.h" 30214501Srpaulo#include "ap_config.h" 31214501Srpaulo#include "wpa_auth.h" 32214501Srpaulo 33214501Srpaulo 34214501Srpaulo#ifdef CONFIG_IEEE80211R 35214501Srpaulostatic void hostapd_rrb_receive(void *ctx, const u8 *src_addr, const u8 *buf, 36214501Srpaulo size_t len); 37214501Srpaulo#endif /* CONFIG_IEEE80211R */ 38214501Srpaulo 39214501Srpaulo 40214501Srpaulostatic void hostapd_wpa_auth_conf(struct hostapd_bss_config *conf, 41214501Srpaulo struct wpa_auth_config *wconf) 42214501Srpaulo{ 43214501Srpaulo wconf->wpa = conf->wpa; 44214501Srpaulo wconf->wpa_key_mgmt = conf->wpa_key_mgmt; 45214501Srpaulo wconf->wpa_pairwise = conf->wpa_pairwise; 46214501Srpaulo wconf->wpa_group = conf->wpa_group; 47214501Srpaulo wconf->wpa_group_rekey = conf->wpa_group_rekey; 48214501Srpaulo wconf->wpa_strict_rekey = conf->wpa_strict_rekey; 49214501Srpaulo wconf->wpa_gmk_rekey = conf->wpa_gmk_rekey; 50214501Srpaulo wconf->wpa_ptk_rekey = conf->wpa_ptk_rekey; 51214501Srpaulo wconf->rsn_pairwise = conf->rsn_pairwise; 52214501Srpaulo wconf->rsn_preauth = conf->rsn_preauth; 53214501Srpaulo wconf->eapol_version = conf->eapol_version; 54214501Srpaulo wconf->peerkey = conf->peerkey; 55214501Srpaulo wconf->wmm_enabled = conf->wmm_enabled; 56214501Srpaulo wconf->wmm_uapsd = conf->wmm_uapsd; 57214501Srpaulo wconf->okc = conf->okc; 58214501Srpaulo#ifdef CONFIG_IEEE80211W 59214501Srpaulo wconf->ieee80211w = conf->ieee80211w; 60214501Srpaulo#endif /* CONFIG_IEEE80211W */ 61214501Srpaulo#ifdef CONFIG_IEEE80211R 62214501Srpaulo wconf->ssid_len = conf->ssid.ssid_len; 63214501Srpaulo if (wconf->ssid_len > SSID_LEN) 64214501Srpaulo wconf->ssid_len = SSID_LEN; 65214501Srpaulo os_memcpy(wconf->ssid, conf->ssid.ssid, wconf->ssid_len); 66214501Srpaulo os_memcpy(wconf->mobility_domain, conf->mobility_domain, 67214501Srpaulo MOBILITY_DOMAIN_ID_LEN); 68214501Srpaulo if (conf->nas_identifier && 69214501Srpaulo os_strlen(conf->nas_identifier) <= FT_R0KH_ID_MAX_LEN) { 70214501Srpaulo wconf->r0_key_holder_len = os_strlen(conf->nas_identifier); 71214501Srpaulo os_memcpy(wconf->r0_key_holder, conf->nas_identifier, 72214501Srpaulo wconf->r0_key_holder_len); 73214501Srpaulo } 74214501Srpaulo os_memcpy(wconf->r1_key_holder, conf->r1_key_holder, FT_R1KH_ID_LEN); 75214501Srpaulo wconf->r0_key_lifetime = conf->r0_key_lifetime; 76214501Srpaulo wconf->reassociation_deadline = conf->reassociation_deadline; 77214501Srpaulo wconf->r0kh_list = conf->r0kh_list; 78214501Srpaulo wconf->r1kh_list = conf->r1kh_list; 79214501Srpaulo wconf->pmk_r1_push = conf->pmk_r1_push; 80214501Srpaulo#endif /* CONFIG_IEEE80211R */ 81214501Srpaulo} 82214501Srpaulo 83214501Srpaulo 84214501Srpaulostatic void hostapd_wpa_auth_logger(void *ctx, const u8 *addr, 85214501Srpaulo logger_level level, const char *txt) 86214501Srpaulo{ 87214501Srpaulo#ifndef CONFIG_NO_HOSTAPD_LOGGER 88214501Srpaulo struct hostapd_data *hapd = ctx; 89214501Srpaulo int hlevel; 90214501Srpaulo 91214501Srpaulo switch (level) { 92214501Srpaulo case LOGGER_WARNING: 93214501Srpaulo hlevel = HOSTAPD_LEVEL_WARNING; 94214501Srpaulo break; 95214501Srpaulo case LOGGER_INFO: 96214501Srpaulo hlevel = HOSTAPD_LEVEL_INFO; 97214501Srpaulo break; 98214501Srpaulo case LOGGER_DEBUG: 99214501Srpaulo default: 100214501Srpaulo hlevel = HOSTAPD_LEVEL_DEBUG; 101214501Srpaulo break; 102214501Srpaulo } 103214501Srpaulo 104214501Srpaulo hostapd_logger(hapd, addr, HOSTAPD_MODULE_WPA, hlevel, "%s", txt); 105214501Srpaulo#endif /* CONFIG_NO_HOSTAPD_LOGGER */ 106214501Srpaulo} 107214501Srpaulo 108214501Srpaulo 109214501Srpaulostatic void hostapd_wpa_auth_disconnect(void *ctx, const u8 *addr, 110214501Srpaulo u16 reason) 111214501Srpaulo{ 112214501Srpaulo struct hostapd_data *hapd = ctx; 113214501Srpaulo wpa_printf(MSG_DEBUG, "%s: WPA authenticator requests disconnect: " 114214501Srpaulo "STA " MACSTR " reason %d", 115214501Srpaulo __func__, MAC2STR(addr), reason); 116214501Srpaulo ap_sta_disconnect(hapd, NULL, addr, reason); 117214501Srpaulo} 118214501Srpaulo 119214501Srpaulo 120214501Srpaulostatic void hostapd_wpa_auth_mic_failure_report(void *ctx, const u8 *addr) 121214501Srpaulo{ 122214501Srpaulo struct hostapd_data *hapd = ctx; 123214501Srpaulo michael_mic_failure(hapd, addr, 0); 124214501Srpaulo} 125214501Srpaulo 126214501Srpaulo 127214501Srpaulostatic void hostapd_wpa_auth_set_eapol(void *ctx, const u8 *addr, 128214501Srpaulo wpa_eapol_variable var, int value) 129214501Srpaulo{ 130214501Srpaulo struct hostapd_data *hapd = ctx; 131214501Srpaulo struct sta_info *sta = ap_get_sta(hapd, addr); 132214501Srpaulo if (sta == NULL) 133214501Srpaulo return; 134214501Srpaulo switch (var) { 135214501Srpaulo case WPA_EAPOL_portEnabled: 136214501Srpaulo ieee802_1x_notify_port_enabled(sta->eapol_sm, value); 137214501Srpaulo break; 138214501Srpaulo case WPA_EAPOL_portValid: 139214501Srpaulo ieee802_1x_notify_port_valid(sta->eapol_sm, value); 140214501Srpaulo break; 141214501Srpaulo case WPA_EAPOL_authorized: 142214501Srpaulo ieee802_1x_set_sta_authorized(hapd, sta, value); 143214501Srpaulo break; 144214501Srpaulo case WPA_EAPOL_portControl_Auto: 145214501Srpaulo if (sta->eapol_sm) 146214501Srpaulo sta->eapol_sm->portControl = Auto; 147214501Srpaulo break; 148214501Srpaulo case WPA_EAPOL_keyRun: 149214501Srpaulo if (sta->eapol_sm) 150214501Srpaulo sta->eapol_sm->keyRun = value ? TRUE : FALSE; 151214501Srpaulo break; 152214501Srpaulo case WPA_EAPOL_keyAvailable: 153214501Srpaulo if (sta->eapol_sm) 154214501Srpaulo sta->eapol_sm->eap_if->eapKeyAvailable = 155214501Srpaulo value ? TRUE : FALSE; 156214501Srpaulo break; 157214501Srpaulo case WPA_EAPOL_keyDone: 158214501Srpaulo if (sta->eapol_sm) 159214501Srpaulo sta->eapol_sm->keyDone = value ? TRUE : FALSE; 160214501Srpaulo break; 161214501Srpaulo case WPA_EAPOL_inc_EapolFramesTx: 162214501Srpaulo if (sta->eapol_sm) 163214501Srpaulo sta->eapol_sm->dot1xAuthEapolFramesTx++; 164214501Srpaulo break; 165214501Srpaulo } 166214501Srpaulo} 167214501Srpaulo 168214501Srpaulo 169214501Srpaulostatic int hostapd_wpa_auth_get_eapol(void *ctx, const u8 *addr, 170214501Srpaulo wpa_eapol_variable var) 171214501Srpaulo{ 172214501Srpaulo struct hostapd_data *hapd = ctx; 173214501Srpaulo struct sta_info *sta = ap_get_sta(hapd, addr); 174214501Srpaulo if (sta == NULL || sta->eapol_sm == NULL) 175214501Srpaulo return -1; 176214501Srpaulo switch (var) { 177214501Srpaulo case WPA_EAPOL_keyRun: 178214501Srpaulo return sta->eapol_sm->keyRun; 179214501Srpaulo case WPA_EAPOL_keyAvailable: 180214501Srpaulo return sta->eapol_sm->eap_if->eapKeyAvailable; 181214501Srpaulo default: 182214501Srpaulo return -1; 183214501Srpaulo } 184214501Srpaulo} 185214501Srpaulo 186214501Srpaulo 187214501Srpaulostatic const u8 * hostapd_wpa_auth_get_psk(void *ctx, const u8 *addr, 188214501Srpaulo const u8 *prev_psk) 189214501Srpaulo{ 190214501Srpaulo struct hostapd_data *hapd = ctx; 191214501Srpaulo return hostapd_get_psk(hapd->conf, addr, prev_psk); 192214501Srpaulo} 193214501Srpaulo 194214501Srpaulo 195214501Srpaulostatic int hostapd_wpa_auth_get_msk(void *ctx, const u8 *addr, u8 *msk, 196214501Srpaulo size_t *len) 197214501Srpaulo{ 198214501Srpaulo struct hostapd_data *hapd = ctx; 199214501Srpaulo const u8 *key; 200214501Srpaulo size_t keylen; 201214501Srpaulo struct sta_info *sta; 202214501Srpaulo 203214501Srpaulo sta = ap_get_sta(hapd, addr); 204214501Srpaulo if (sta == NULL) 205214501Srpaulo return -1; 206214501Srpaulo 207214501Srpaulo key = ieee802_1x_get_key(sta->eapol_sm, &keylen); 208214501Srpaulo if (key == NULL) 209214501Srpaulo return -1; 210214501Srpaulo 211214501Srpaulo if (keylen > *len) 212214501Srpaulo keylen = *len; 213214501Srpaulo os_memcpy(msk, key, keylen); 214214501Srpaulo *len = keylen; 215214501Srpaulo 216214501Srpaulo return 0; 217214501Srpaulo} 218214501Srpaulo 219214501Srpaulo 220214501Srpaulostatic int hostapd_wpa_auth_set_key(void *ctx, int vlan_id, enum wpa_alg alg, 221214501Srpaulo const u8 *addr, int idx, u8 *key, 222214501Srpaulo size_t key_len) 223214501Srpaulo{ 224214501Srpaulo struct hostapd_data *hapd = ctx; 225214501Srpaulo const char *ifname = hapd->conf->iface; 226214501Srpaulo 227214501Srpaulo if (vlan_id > 0) { 228214501Srpaulo ifname = hostapd_get_vlan_id_ifname(hapd->conf->vlan, vlan_id); 229214501Srpaulo if (ifname == NULL) 230214501Srpaulo return -1; 231214501Srpaulo } 232214501Srpaulo 233214501Srpaulo return hapd->drv.set_key(ifname, hapd, alg, addr, idx, 1, NULL, 0, 234214501Srpaulo key, key_len); 235214501Srpaulo} 236214501Srpaulo 237214501Srpaulo 238214501Srpaulostatic int hostapd_wpa_auth_get_seqnum(void *ctx, const u8 *addr, int idx, 239214501Srpaulo u8 *seq) 240214501Srpaulo{ 241214501Srpaulo struct hostapd_data *hapd = ctx; 242214501Srpaulo return hostapd_get_seqnum(hapd->conf->iface, hapd, addr, idx, seq); 243214501Srpaulo} 244214501Srpaulo 245214501Srpaulo 246214501Srpaulostatic int hostapd_wpa_auth_send_eapol(void *ctx, const u8 *addr, 247214501Srpaulo const u8 *data, size_t data_len, 248214501Srpaulo int encrypt) 249214501Srpaulo{ 250214501Srpaulo struct hostapd_data *hapd = ctx; 251214501Srpaulo return hapd->drv.send_eapol(hapd, addr, data, data_len, encrypt); 252214501Srpaulo} 253214501Srpaulo 254214501Srpaulo 255214501Srpaulostatic int hostapd_wpa_auth_for_each_sta( 256214501Srpaulo void *ctx, int (*cb)(struct wpa_state_machine *sm, void *ctx), 257214501Srpaulo void *cb_ctx) 258214501Srpaulo{ 259214501Srpaulo struct hostapd_data *hapd = ctx; 260214501Srpaulo struct sta_info *sta; 261214501Srpaulo 262214501Srpaulo for (sta = hapd->sta_list; sta; sta = sta->next) { 263214501Srpaulo if (sta->wpa_sm && cb(sta->wpa_sm, cb_ctx)) 264214501Srpaulo return 1; 265214501Srpaulo } 266214501Srpaulo return 0; 267214501Srpaulo} 268214501Srpaulo 269214501Srpaulo 270214501Srpaulostruct wpa_auth_iface_iter_data { 271214501Srpaulo int (*cb)(struct wpa_authenticator *sm, void *ctx); 272214501Srpaulo void *cb_ctx; 273214501Srpaulo}; 274214501Srpaulo 275214501Srpaulostatic int wpa_auth_iface_iter(struct hostapd_iface *iface, void *ctx) 276214501Srpaulo{ 277214501Srpaulo struct wpa_auth_iface_iter_data *data = ctx; 278214501Srpaulo size_t i; 279214501Srpaulo for (i = 0; i < iface->num_bss; i++) { 280214501Srpaulo if (iface->bss[i]->wpa_auth && 281214501Srpaulo data->cb(iface->bss[i]->wpa_auth, data->cb_ctx)) 282214501Srpaulo return 1; 283214501Srpaulo } 284214501Srpaulo return 0; 285214501Srpaulo} 286214501Srpaulo 287214501Srpaulo 288214501Srpaulostatic int hostapd_wpa_auth_for_each_auth( 289214501Srpaulo void *ctx, int (*cb)(struct wpa_authenticator *sm, void *ctx), 290214501Srpaulo void *cb_ctx) 291214501Srpaulo{ 292214501Srpaulo struct hostapd_data *hapd = ctx; 293214501Srpaulo struct wpa_auth_iface_iter_data data; 294214501Srpaulo if (hapd->iface->for_each_interface == NULL) 295214501Srpaulo return -1; 296214501Srpaulo data.cb = cb; 297214501Srpaulo data.cb_ctx = cb_ctx; 298214501Srpaulo return hapd->iface->for_each_interface(hapd->iface->interfaces, 299214501Srpaulo wpa_auth_iface_iter, &data); 300214501Srpaulo} 301214501Srpaulo 302214501Srpaulo 303214501Srpaulo#ifdef CONFIG_IEEE80211R 304214501Srpaulo 305214501Srpaulostruct wpa_auth_ft_iface_iter_data { 306214501Srpaulo struct hostapd_data *src_hapd; 307214501Srpaulo const u8 *dst; 308214501Srpaulo const u8 *data; 309214501Srpaulo size_t data_len; 310214501Srpaulo}; 311214501Srpaulo 312214501Srpaulo 313214501Srpaulostatic int hostapd_wpa_auth_ft_iter(struct hostapd_iface *iface, void *ctx) 314214501Srpaulo{ 315214501Srpaulo struct wpa_auth_ft_iface_iter_data *idata = ctx; 316214501Srpaulo struct hostapd_data *hapd; 317214501Srpaulo size_t j; 318214501Srpaulo 319214501Srpaulo for (j = 0; j < iface->num_bss; j++) { 320214501Srpaulo hapd = iface->bss[j]; 321214501Srpaulo if (hapd == idata->src_hapd) 322214501Srpaulo continue; 323214501Srpaulo if (os_memcmp(hapd->own_addr, idata->dst, ETH_ALEN) == 0) { 324214501Srpaulo wpa_printf(MSG_DEBUG, "FT: Send RRB data directly to " 325214501Srpaulo "locally managed BSS " MACSTR "@%s -> " 326214501Srpaulo MACSTR "@%s", 327214501Srpaulo MAC2STR(idata->src_hapd->own_addr), 328214501Srpaulo idata->src_hapd->conf->iface, 329214501Srpaulo MAC2STR(hapd->own_addr), hapd->conf->iface); 330214501Srpaulo hostapd_rrb_receive(hapd, idata->src_hapd->own_addr, 331214501Srpaulo idata->data, idata->data_len); 332214501Srpaulo return 1; 333214501Srpaulo } 334214501Srpaulo } 335214501Srpaulo 336214501Srpaulo return 0; 337214501Srpaulo} 338214501Srpaulo 339214501Srpaulo#endif /* CONFIG_IEEE80211R */ 340214501Srpaulo 341214501Srpaulo 342214501Srpaulostatic int hostapd_wpa_auth_send_ether(void *ctx, const u8 *dst, u16 proto, 343214501Srpaulo const u8 *data, size_t data_len) 344214501Srpaulo{ 345214501Srpaulo struct hostapd_data *hapd = ctx; 346214501Srpaulo 347214501Srpaulo#ifdef CONFIG_IEEE80211R 348214501Srpaulo if (proto == ETH_P_RRB && hapd->iface->for_each_interface) { 349214501Srpaulo int res; 350214501Srpaulo struct wpa_auth_ft_iface_iter_data idata; 351214501Srpaulo idata.src_hapd = hapd; 352214501Srpaulo idata.dst = dst; 353214501Srpaulo idata.data = data; 354214501Srpaulo idata.data_len = data_len; 355214501Srpaulo res = hapd->iface->for_each_interface(hapd->iface->interfaces, 356214501Srpaulo hostapd_wpa_auth_ft_iter, 357214501Srpaulo &idata); 358214501Srpaulo if (res == 1) 359214501Srpaulo return data_len; 360214501Srpaulo } 361214501Srpaulo#endif /* CONFIG_IEEE80211R */ 362214501Srpaulo 363214501Srpaulo if (hapd->driver && hapd->driver->send_ether) 364214501Srpaulo return hapd->driver->send_ether(hapd->drv_priv, dst, 365214501Srpaulo hapd->own_addr, proto, 366214501Srpaulo data, data_len); 367214501Srpaulo if (hapd->l2 == NULL) 368214501Srpaulo return -1; 369214501Srpaulo return l2_packet_send(hapd->l2, dst, proto, data, data_len); 370214501Srpaulo} 371214501Srpaulo 372214501Srpaulo 373214501Srpaulo#ifdef CONFIG_IEEE80211R 374214501Srpaulo 375214501Srpaulostatic int hostapd_wpa_auth_send_ft_action(void *ctx, const u8 *dst, 376214501Srpaulo const u8 *data, size_t data_len) 377214501Srpaulo{ 378214501Srpaulo struct hostapd_data *hapd = ctx; 379214501Srpaulo int res; 380214501Srpaulo struct ieee80211_mgmt *m; 381214501Srpaulo size_t mlen; 382214501Srpaulo struct sta_info *sta; 383214501Srpaulo 384214501Srpaulo sta = ap_get_sta(hapd, dst); 385214501Srpaulo if (sta == NULL || sta->wpa_sm == NULL) 386214501Srpaulo return -1; 387214501Srpaulo 388214501Srpaulo m = os_zalloc(sizeof(*m) + data_len); 389214501Srpaulo if (m == NULL) 390214501Srpaulo return -1; 391214501Srpaulo mlen = ((u8 *) &m->u - (u8 *) m) + data_len; 392214501Srpaulo m->frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT, 393214501Srpaulo WLAN_FC_STYPE_ACTION); 394214501Srpaulo os_memcpy(m->da, dst, ETH_ALEN); 395214501Srpaulo os_memcpy(m->sa, hapd->own_addr, ETH_ALEN); 396214501Srpaulo os_memcpy(m->bssid, hapd->own_addr, ETH_ALEN); 397214501Srpaulo os_memcpy(&m->u, data, data_len); 398214501Srpaulo 399214501Srpaulo res = hapd->drv.send_mgmt_frame(hapd, (u8 *) m, mlen); 400214501Srpaulo os_free(m); 401214501Srpaulo return res; 402214501Srpaulo} 403214501Srpaulo 404214501Srpaulo 405214501Srpaulostatic struct wpa_state_machine * 406214501Srpaulohostapd_wpa_auth_add_sta(void *ctx, const u8 *sta_addr) 407214501Srpaulo{ 408214501Srpaulo struct hostapd_data *hapd = ctx; 409214501Srpaulo struct sta_info *sta; 410214501Srpaulo 411214501Srpaulo sta = ap_sta_add(hapd, sta_addr); 412214501Srpaulo if (sta == NULL) 413214501Srpaulo return NULL; 414214501Srpaulo if (sta->wpa_sm) { 415214501Srpaulo sta->auth_alg = WLAN_AUTH_FT; 416214501Srpaulo return sta->wpa_sm; 417214501Srpaulo } 418214501Srpaulo 419214501Srpaulo sta->wpa_sm = wpa_auth_sta_init(hapd->wpa_auth, sta->addr); 420214501Srpaulo if (sta->wpa_sm == NULL) { 421214501Srpaulo ap_free_sta(hapd, sta); 422214501Srpaulo return NULL; 423214501Srpaulo } 424214501Srpaulo sta->auth_alg = WLAN_AUTH_FT; 425214501Srpaulo 426214501Srpaulo return sta->wpa_sm; 427214501Srpaulo} 428214501Srpaulo 429214501Srpaulo 430214501Srpaulostatic void hostapd_rrb_receive(void *ctx, const u8 *src_addr, const u8 *buf, 431214501Srpaulo size_t len) 432214501Srpaulo{ 433214501Srpaulo struct hostapd_data *hapd = ctx; 434214501Srpaulo wpa_ft_rrb_rx(hapd->wpa_auth, src_addr, buf, len); 435214501Srpaulo} 436214501Srpaulo 437214501Srpaulo#endif /* CONFIG_IEEE80211R */ 438214501Srpaulo 439214501Srpaulo 440214501Srpauloint hostapd_setup_wpa(struct hostapd_data *hapd) 441214501Srpaulo{ 442214501Srpaulo struct wpa_auth_config _conf; 443214501Srpaulo struct wpa_auth_callbacks cb; 444214501Srpaulo const u8 *wpa_ie; 445214501Srpaulo size_t wpa_ie_len; 446214501Srpaulo 447214501Srpaulo hostapd_wpa_auth_conf(hapd->conf, &_conf); 448214501Srpaulo os_memset(&cb, 0, sizeof(cb)); 449214501Srpaulo cb.ctx = hapd; 450214501Srpaulo cb.logger = hostapd_wpa_auth_logger; 451214501Srpaulo cb.disconnect = hostapd_wpa_auth_disconnect; 452214501Srpaulo cb.mic_failure_report = hostapd_wpa_auth_mic_failure_report; 453214501Srpaulo cb.set_eapol = hostapd_wpa_auth_set_eapol; 454214501Srpaulo cb.get_eapol = hostapd_wpa_auth_get_eapol; 455214501Srpaulo cb.get_psk = hostapd_wpa_auth_get_psk; 456214501Srpaulo cb.get_msk = hostapd_wpa_auth_get_msk; 457214501Srpaulo cb.set_key = hostapd_wpa_auth_set_key; 458214501Srpaulo cb.get_seqnum = hostapd_wpa_auth_get_seqnum; 459214501Srpaulo cb.send_eapol = hostapd_wpa_auth_send_eapol; 460214501Srpaulo cb.for_each_sta = hostapd_wpa_auth_for_each_sta; 461214501Srpaulo cb.for_each_auth = hostapd_wpa_auth_for_each_auth; 462214501Srpaulo cb.send_ether = hostapd_wpa_auth_send_ether; 463214501Srpaulo#ifdef CONFIG_IEEE80211R 464214501Srpaulo cb.send_ft_action = hostapd_wpa_auth_send_ft_action; 465214501Srpaulo cb.add_sta = hostapd_wpa_auth_add_sta; 466214501Srpaulo#endif /* CONFIG_IEEE80211R */ 467214501Srpaulo hapd->wpa_auth = wpa_init(hapd->own_addr, &_conf, &cb); 468214501Srpaulo if (hapd->wpa_auth == NULL) { 469214501Srpaulo wpa_printf(MSG_ERROR, "WPA initialization failed."); 470214501Srpaulo return -1; 471214501Srpaulo } 472214501Srpaulo 473214501Srpaulo if (hostapd_set_privacy(hapd, 1)) { 474214501Srpaulo wpa_printf(MSG_ERROR, "Could not set PrivacyInvoked " 475214501Srpaulo "for interface %s", hapd->conf->iface); 476214501Srpaulo return -1; 477214501Srpaulo } 478214501Srpaulo 479214501Srpaulo wpa_ie = wpa_auth_get_wpa_ie(hapd->wpa_auth, &wpa_ie_len); 480214501Srpaulo if (hostapd_set_generic_elem(hapd, wpa_ie, wpa_ie_len)) { 481214501Srpaulo wpa_printf(MSG_ERROR, "Failed to configure WPA IE for " 482214501Srpaulo "the kernel driver."); 483214501Srpaulo return -1; 484214501Srpaulo } 485214501Srpaulo 486214501Srpaulo if (rsn_preauth_iface_init(hapd)) { 487214501Srpaulo wpa_printf(MSG_ERROR, "Initialization of RSN " 488214501Srpaulo "pre-authentication failed."); 489214501Srpaulo return -1; 490214501Srpaulo } 491214501Srpaulo 492214501Srpaulo#ifdef CONFIG_IEEE80211R 493214501Srpaulo if (!hostapd_drv_none(hapd)) { 494214501Srpaulo hapd->l2 = l2_packet_init(hapd->conf->bridge[0] ? 495214501Srpaulo hapd->conf->bridge : 496214501Srpaulo hapd->conf->iface, NULL, ETH_P_RRB, 497214501Srpaulo hostapd_rrb_receive, hapd, 0); 498214501Srpaulo if (hapd->l2 == NULL && 499214501Srpaulo (hapd->driver == NULL || 500214501Srpaulo hapd->driver->send_ether == NULL)) { 501214501Srpaulo wpa_printf(MSG_ERROR, "Failed to open l2_packet " 502214501Srpaulo "interface"); 503214501Srpaulo return -1; 504214501Srpaulo } 505214501Srpaulo } 506214501Srpaulo#endif /* CONFIG_IEEE80211R */ 507214501Srpaulo 508214501Srpaulo return 0; 509214501Srpaulo 510214501Srpaulo} 511214501Srpaulo 512214501Srpaulo 513214501Srpaulovoid hostapd_reconfig_wpa(struct hostapd_data *hapd) 514214501Srpaulo{ 515214501Srpaulo struct wpa_auth_config wpa_auth_conf; 516214501Srpaulo hostapd_wpa_auth_conf(hapd->conf, &wpa_auth_conf); 517214501Srpaulo wpa_reconfig(hapd->wpa_auth, &wpa_auth_conf); 518214501Srpaulo} 519214501Srpaulo 520214501Srpaulo 521214501Srpaulovoid hostapd_deinit_wpa(struct hostapd_data *hapd) 522214501Srpaulo{ 523214501Srpaulo rsn_preauth_iface_deinit(hapd); 524214501Srpaulo if (hapd->wpa_auth) { 525214501Srpaulo wpa_deinit(hapd->wpa_auth); 526214501Srpaulo hapd->wpa_auth = NULL; 527214501Srpaulo 528214501Srpaulo if (hostapd_set_privacy(hapd, 0)) { 529214501Srpaulo wpa_printf(MSG_DEBUG, "Could not disable " 530214501Srpaulo "PrivacyInvoked for interface %s", 531214501Srpaulo hapd->conf->iface); 532214501Srpaulo } 533214501Srpaulo 534214501Srpaulo if (hostapd_set_generic_elem(hapd, (u8 *) "", 0)) { 535214501Srpaulo wpa_printf(MSG_DEBUG, "Could not remove generic " 536214501Srpaulo "information element from interface %s", 537214501Srpaulo hapd->conf->iface); 538214501Srpaulo } 539214501Srpaulo } 540214501Srpaulo ieee802_1x_deinit(hapd); 541214501Srpaulo 542214501Srpaulo#ifdef CONFIG_IEEE80211R 543214501Srpaulo l2_packet_deinit(hapd->l2); 544214501Srpaulo#endif /* CONFIG_IEEE80211R */ 545214501Srpaulo} 546