Lines Matching +full:common +full:- +full:auth
2 * wpa_supplicant - IBSS RSN
3 * Copyright (c) 2009-2013, Jouni Malinen <j@w1.fi>
11 #include "common.h"
12 #include "common/wpa_ctrl.h"
20 #include "common/ieee802_11_defs.h"
32 for (peer = ibss_rsn->peers; peer; peer = peer->next) in ibss_rsn_get_peer()
33 if (ether_addr_equal(addr, peer->addr)) in ibss_rsn_get_peer()
42 wpa_auth_sta_deinit(peer->auth); in ibss_rsn_free()
43 wpa_sm_deinit(peer->supp); in ibss_rsn_free()
51 peer->supp_state = state; in supp_set_state()
58 return peer->supp_state; in supp_get_state()
66 struct wpa_supplicant *wpa_s = peer->ibss_rsn->wpa_s; in supp_ether_send()
67 int encrypt = peer->authentication_status & IBSS_RSN_REPORTED_PTK; in supp_ether_send()
74 if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_CONTROL_PORT) in supp_ether_send()
78 if (wpa_s->l2) in supp_ether_send()
79 return l2_packet_send(wpa_s->l2, dest, proto, buf, len); in supp_ether_send()
81 return -1; in supp_ether_send()
98 hdr->version = 2; in supp_alloc_eapol()
99 hdr->type = type; in supp_alloc_eapol()
100 hdr->length = host_to_be16(data_len); in supp_alloc_eapol()
120 wpa_sm_set_ap_rsnxe(peer->supp, NULL, 0); in supp_get_beacon_ie()
121 return wpa_sm_set_ap_rsn_ie(peer->supp, in supp_get_beacon_ie()
132 struct wpa_supplicant *wpa_s = peer->ibss_rsn->wpa_s; in ibss_check_rsn_completed()
134 if ((peer->authentication_status & in ibss_check_rsn_completed()
138 if (peer->authentication_status & IBSS_RSN_REPORTED_PTK) in ibss_check_rsn_completed()
140 peer->authentication_status |= IBSS_RSN_REPORTED_PTK; in ibss_check_rsn_completed()
142 MAC2STR(peer->addr)); in ibss_check_rsn_completed()
156 wpa_hexdump(MSG_DEBUG, "SUPP: set_key - seq", seq, seq_len); in supp_set_key()
157 wpa_hexdump_key(MSG_DEBUG, "SUPP: set_key - key", key, key_len); in supp_set_key()
160 peer->authentication_status |= IBSS_RSN_SET_PTK_SUPP; in supp_set_key()
163 * In IBSS RSN, the pairwise key from the 4-way handshake in supp_set_key()
166 if (os_memcmp(peer->ibss_rsn->wpa_s->own_addr, peer->addr, in supp_set_key()
174 addr = peer->addr; in supp_set_key()
175 return wpa_drv_set_key(peer->ibss_rsn->wpa_s, link_id, alg, addr, in supp_set_key()
184 return wpa_supplicant_get_ssid(peer->ibss_rsn->wpa_s); in supp_get_network_ctx()
221 return -1; in ibss_rsn_supp_init()
223 ctx->ctx = peer; in ibss_rsn_supp_init()
224 ctx->msg_ctx = peer->ibss_rsn->wpa_s; in ibss_rsn_supp_init()
225 ctx->set_state = supp_set_state; in ibss_rsn_supp_init()
226 ctx->get_state = supp_get_state; in ibss_rsn_supp_init()
227 ctx->ether_send = supp_ether_send; in ibss_rsn_supp_init()
228 ctx->get_beacon_ie = supp_get_beacon_ie; in ibss_rsn_supp_init()
229 ctx->alloc_eapol = supp_alloc_eapol; in ibss_rsn_supp_init()
230 ctx->set_key = supp_set_key; in ibss_rsn_supp_init()
231 ctx->get_network_ctx = supp_get_network_ctx; in ibss_rsn_supp_init()
232 ctx->mlme_setprotection = supp_mlme_setprotection; in ibss_rsn_supp_init()
233 ctx->cancel_auth_timeout = supp_cancel_auth_timeout; in ibss_rsn_supp_init()
234 ctx->deauthenticate = supp_deauthenticate; in ibss_rsn_supp_init()
235 ctx->reconnect = supp_reconnect; in ibss_rsn_supp_init()
236 peer->supp = wpa_sm_init(ctx); in ibss_rsn_supp_init()
237 if (peer->supp == NULL) { in ibss_rsn_supp_init()
240 return -1; in ibss_rsn_supp_init()
243 wpa_sm_set_own_addr(peer->supp, own_addr); in ibss_rsn_supp_init()
244 wpa_sm_set_param(peer->supp, WPA_PARAM_RSN_ENABLED, 1); in ibss_rsn_supp_init()
245 wpa_sm_set_param(peer->supp, WPA_PARAM_PROTO, WPA_PROTO_RSN); in ibss_rsn_supp_init()
246 wpa_sm_set_param(peer->supp, WPA_PARAM_PAIRWISE, WPA_CIPHER_CCMP); in ibss_rsn_supp_init()
247 wpa_sm_set_param(peer->supp, WPA_PARAM_GROUP, WPA_CIPHER_CCMP); in ibss_rsn_supp_init()
248 wpa_sm_set_param(peer->supp, WPA_PARAM_KEY_MGMT, WPA_KEY_MGMT_PSK); in ibss_rsn_supp_init()
249 wpa_sm_set_pmk(peer->supp, psk, PMK_LEN, NULL, NULL); in ibss_rsn_supp_init()
251 peer->supp_ie_len = sizeof(peer->supp_ie); in ibss_rsn_supp_init()
252 if (wpa_sm_set_assoc_wpa_ie_default(peer->supp, peer->supp_ie, in ibss_rsn_supp_init()
253 &peer->supp_ie_len) < 0) { in ibss_rsn_supp_init()
256 return -1; in ibss_rsn_supp_init()
259 wpa_sm_notify_assoc(peer->supp, peer->addr); in ibss_rsn_supp_init()
269 wpa_printf(MSG_DEBUG, "AUTH: " MACSTR " - %s", in auth_logger()
272 wpa_printf(MSG_DEBUG, "AUTH: %s", txt); in auth_logger()
286 wpa_printf(MSG_DEBUG, "AUTH: %s (addr=" MACSTR " prev_psk=%p)", in auth_get_psk()
290 return ibss_rsn->psk; in auth_get_psk()
298 struct wpa_supplicant *wpa_s = ibss_rsn->wpa_s; in auth_send_eapol()
300 wpa_printf(MSG_DEBUG, "AUTH: %s(addr=" MACSTR " data_len=%lu " in auth_send_eapol()
304 if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_CONTROL_PORT) in auth_send_eapol()
308 if (wpa_s->l2) in auth_send_eapol()
309 return l2_packet_send(wpa_s->l2, addr, ETH_P_EAPOL, data, in auth_send_eapol()
312 return -1; in auth_send_eapol()
326 wpa_printf(MSG_DEBUG, "AUTH: %s(alg=%d addr=" MACSTR in auth_set_key()
330 wpa_printf(MSG_DEBUG, "AUTH: %s(alg=%d key_idx=%d)", in auth_set_key()
333 wpa_hexdump_key(MSG_DEBUG, "AUTH: set_key - key", key, key_len); in auth_set_key()
340 peer->authentication_status |= in auth_set_key()
346 * In IBSS RSN, the pairwise key from the 4-way handshake in auth_set_key()
350 os_memcmp(ibss_rsn->wpa_s->own_addr, addr, ETH_ALEN) < 0) { in auth_set_key()
351 wpa_printf(MSG_DEBUG, "AUTH: Do not use this PTK"); in auth_set_key()
356 return wpa_drv_set_key(ibss_rsn->wpa_s, -1, alg, addr, idx, in auth_set_key()
364 wpa_drv_sta_deauth(ibss_rsn->wpa_s, addr, reason); in ibss_rsn_disconnect()
375 wpa_printf(MSG_DEBUG, "AUTH: for_each_sta"); in auth_for_each_sta()
377 for (peer = ibss_rsn->peers; peer; peer = peer->next) { in auth_for_each_sta()
378 if (peer->auth && cb(peer->auth, cb_ctx)) in auth_for_each_sta()
392 res = wpa_drv_sta_set_flags(ibss_rsn->wpa_s, peer->addr, in ibss_set_sta_authorized()
395 wpa_printf(MSG_DEBUG, "AUTH: " MACSTR " authorizing port", in ibss_set_sta_authorized()
396 MAC2STR(peer->addr)); in ibss_set_sta_authorized()
398 res = wpa_drv_sta_set_flags(ibss_rsn->wpa_s, peer->addr, in ibss_set_sta_authorized()
400 wpa_printf(MSG_DEBUG, "AUTH: " MACSTR " unauthorizing port", in ibss_set_sta_authorized()
401 MAC2STR(peer->addr)); in ibss_set_sta_authorized()
407 MAC2STR(peer->addr), errno); in ibss_set_sta_authorized()
427 wpa_printf(MSG_DEBUG, "AUTH: eapol event not handled %d", var); in auth_set_eapol()
447 wpa_printf(MSG_DEBUG, "AUTH: Initializing group state machine"); in ibss_rsn_auth_init_group()
456 conf.wpa_group_rekey = ssid->group_rekey ? ssid->group_rekey : 600; in ibss_rsn_auth_init_group()
460 ibss_rsn->auth_group = wpa_init(own_addr, &conf, &cb, ibss_rsn); in ibss_rsn_auth_init_group()
461 if (ibss_rsn->auth_group == NULL) { in ibss_rsn_auth_init_group()
462 wpa_printf(MSG_DEBUG, "AUTH: wpa_init() failed"); in ibss_rsn_auth_init_group()
463 return -1; in ibss_rsn_auth_init_group()
466 wpa_init_keys(ibss_rsn->auth_group); in ibss_rsn_auth_init_group()
475 peer->auth = wpa_auth_sta_init(ibss_rsn->auth_group, peer->addr, NULL); in ibss_rsn_auth_init()
476 if (peer->auth == NULL) { in ibss_rsn_auth_init()
477 wpa_printf(MSG_DEBUG, "AUTH: wpa_auth_sta_init() failed"); in ibss_rsn_auth_init()
478 return -1; in ibss_rsn_auth_init()
482 if (wpa_validate_wpa_ie(ibss_rsn->auth_group, peer->auth, 0, in ibss_rsn_auth_init()
489 wpa_printf(MSG_DEBUG, "AUTH: wpa_validate_wpa_ie() failed"); in ibss_rsn_auth_init()
490 return -1; in ibss_rsn_auth_init()
493 if (wpa_auth_sm_event(peer->auth, WPA_ASSOC)) in ibss_rsn_auth_init()
494 return -1; in ibss_rsn_auth_init()
496 if (wpa_auth_sta_associated(ibss_rsn->auth_group, peer->auth)) in ibss_rsn_auth_init()
497 return -1; in ibss_rsn_auth_init()
505 struct ieee80211_mgmt auth; in ibss_rsn_send_auth() local
506 const size_t auth_length = IEEE80211_HDRLEN + sizeof(auth.u.auth); in ibss_rsn_send_auth()
507 struct wpa_supplicant *wpa_s = ibss_rsn->wpa_s; in ibss_rsn_send_auth()
509 os_memset(&auth, 0, sizeof(auth)); in ibss_rsn_send_auth()
511 auth.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT, in ibss_rsn_send_auth()
513 os_memcpy(auth.da, da, ETH_ALEN); in ibss_rsn_send_auth()
514 os_memcpy(auth.sa, wpa_s->own_addr, ETH_ALEN); in ibss_rsn_send_auth()
515 os_memcpy(auth.bssid, wpa_s->bssid, ETH_ALEN); in ibss_rsn_send_auth()
517 auth.u.auth.auth_alg = host_to_le16(WLAN_AUTH_OPEN); in ibss_rsn_send_auth()
518 auth.u.auth.auth_transaction = host_to_le16(seq); in ibss_rsn_send_auth()
519 auth.u.auth.status_code = host_to_le16(WLAN_STATUS_SUCCESS); in ibss_rsn_send_auth()
521 wpa_printf(MSG_DEBUG, "RSN: IBSS TX Auth frame (SEQ %d) to " MACSTR, in ibss_rsn_send_auth()
524 return wpa_drv_send_mlme(wpa_s, (u8 *) &auth, auth_length, 0, 0, 0); in ibss_rsn_send_auth()
530 return peer->authentication_status & in ibss_rsn_is_auth_started()
558 peer->ibss_rsn = ibss_rsn; in ibss_rsn_peer_init()
559 os_memcpy(peer->addr, addr, ETH_ALEN); in ibss_rsn_peer_init()
560 peer->authentication_status = IBSS_RSN_AUTH_NOT_AUTHENTICATED; in ibss_rsn_peer_init()
562 if (ibss_rsn_supp_init(peer, ibss_rsn->wpa_s->own_addr, in ibss_rsn_peer_init()
563 ibss_rsn->psk) < 0) { in ibss_rsn_peer_init()
568 peer->next = ibss_rsn->peers; in ibss_rsn_peer_init()
569 ibss_rsn->peers = peer; in ibss_rsn_peer_init()
581 * lost somewhere - start EAPOL Authenticator. in ibss_rsn_auth_timeout()
585 MACSTR " - start authenticator", MAC2STR(peer->addr)); in ibss_rsn_auth_timeout()
587 peer->authentication_status |= IBSS_RSN_AUTH_BY_US; in ibss_rsn_auth_timeout()
588 ibss_rsn_auth_init(peer->ibss_rsn, peer); in ibss_rsn_auth_timeout()
598 return -1; in ibss_rsn_start()
607 return -1; in ibss_rsn_start()
616 peer->authentication_status |= IBSS_RSN_AUTH_BY_US; in ibss_rsn_start()
619 os_get_reltime(&peer->own_auth_tx); in ibss_rsn_start()
633 return -1; in ibss_rsn_peer_authenticated()
636 peer->authentication_status |= reason; in ibss_rsn_peer_authenticated()
640 "started for peer " MACSTR, MAC2STR(peer->addr)); in ibss_rsn_peer_authenticated()
645 "for now-authenticated peer " MACSTR, MAC2STR(peer->addr)); in ibss_rsn_peer_authenticated()
661 peer = ibss_rsn->peers; in ibss_rsn_stop()
664 peer = peer->next; in ibss_rsn_stop()
666 ibss_rsn->peers = peer; in ibss_rsn_stop()
673 for (prev = NULL, peer = ibss_rsn->peers; peer != NULL; in ibss_rsn_stop()
674 prev = peer, peer = peer->next) { in ibss_rsn_stop()
675 if (ether_addr_equal(peermac, peer->addr)) { in ibss_rsn_stop()
677 ibss_rsn->peers = peer->next; in ibss_rsn_stop()
679 prev->next = peer->next; in ibss_rsn_stop()
699 ibss_rsn->wpa_s = wpa_s; in ibss_rsn_init()
701 if (ibss_rsn_auth_init_group(ibss_rsn, wpa_s->own_addr, ssid) < 0) { in ibss_rsn_init()
717 peer = ibss_rsn->peers; in ibss_rsn_deinit()
720 peer = peer->next; in ibss_rsn_deinit()
724 if (ibss_rsn->auth_group) in ibss_rsn_deinit()
725 wpa_deinit(ibss_rsn->auth_group); in ibss_rsn_deinit()
738 /* TODO: Support other EAPOL packets than just EAPOL-Key */ in ibss_rsn_eapol_dst_supp()
741 return -1; in ibss_rsn_eapol_dst_supp()
745 plen = be_to_host16(hdr->length); in ibss_rsn_eapol_dst_supp()
747 if (hdr->version < EAPOL_VERSION) { in ibss_rsn_eapol_dst_supp()
750 if (hdr->type != IEEE802_1X_TYPE_EAPOL_KEY) { in ibss_rsn_eapol_dst_supp()
752 "not a Key frame", hdr->type); in ibss_rsn_eapol_dst_supp()
753 return -1; in ibss_rsn_eapol_dst_supp()
755 if (plen > len - sizeof(*hdr) || plen < sizeof(*key)) { in ibss_rsn_eapol_dst_supp()
759 return -1; in ibss_rsn_eapol_dst_supp()
762 if (key->type != EAPOL_KEY_TYPE_RSN) { in ibss_rsn_eapol_dst_supp()
763 wpa_printf(MSG_DEBUG, "RSN: EAPOL-Key type (%d) unknown, " in ibss_rsn_eapol_dst_supp()
764 "discarded", key->type); in ibss_rsn_eapol_dst_supp()
765 return -1; in ibss_rsn_eapol_dst_supp()
768 key_info = WPA_GET_BE16(key->key_info); in ibss_rsn_eapol_dst_supp()
784 return -1; in ibss_rsn_process_rx_eapol()
788 return -1; in ibss_rsn_process_rx_eapol()
790 peer->authentication_status |= IBSS_RSN_AUTH_EAPOL_BY_PEER; in ibss_rsn_process_rx_eapol()
792 MACSTR, MAC2STR(peer->addr)); in ibss_rsn_process_rx_eapol()
793 wpa_sm_rx_eapol(peer->supp, peer->addr, tmp, len, encrypted); in ibss_rsn_process_rx_eapol()
798 "authenticated", MAC2STR(peer->addr)); in ibss_rsn_process_rx_eapol()
800 return -1; in ibss_rsn_process_rx_eapol()
804 "from "MACSTR, MAC2STR(peer->addr)); in ibss_rsn_process_rx_eapol()
805 wpa_receive(ibss_rsn->auth_group, peer->auth, tmp, len); in ibss_rsn_process_rx_eapol()
820 return -1; in ibss_rsn_rx_eapol()
834 return -1; in ibss_rsn_rx_eapol()
837 wpa_printf(MSG_DEBUG, "RSN: IBSS Not using IBSS Auth for peer " in ibss_rsn_rx_eapol()
842 return ibss_rsn_process_rx_eapol(ibss_rsn, ibss_rsn->peers, in ibss_rsn_rx_eapol()
853 os_memcpy(ibss_rsn->psk, psk, PMK_LEN); in ibss_rsn_set_psk()
861 wpa_printf(MSG_DEBUG, "RSN: IBSS RX Auth frame (SEQ 1) from " MACSTR, in ibss_rsn_handle_auth_1_of_2()
865 peer->authentication_status & (IBSS_RSN_SET_PTK_SUPP | in ibss_rsn_handle_auth_1_of_2()
872 wpa_drv_set_key(ibss_rsn->wpa_s, -1, WPA_ALG_NONE, addr, 0, 0, in ibss_rsn_handle_auth_1_of_2()
877 peer->authentication_status & IBSS_RSN_AUTH_EAPOL_BY_PEER) { in ibss_rsn_handle_auth_1_of_2()
878 if (peer->own_auth_tx.sec) { in ibss_rsn_handle_auth_1_of_2()
881 os_reltime_sub(&now, &peer->own_auth_tx, &diff); in ibss_rsn_handle_auth_1_of_2()
883 wpa_printf(MSG_DEBUG, "RSN: Skip IBSS reinit since only %u usec from own Auth frame TX", in ibss_rsn_handle_auth_1_of_2()
906 wpa_printf(MSG_DEBUG, "RSN: IBSS Auth started by peer " MACSTR, in ibss_rsn_handle_auth_1_of_2()
913 /* no need to start another AUTH challenge in the other way.. */ in ibss_rsn_handle_auth_1_of_2()
926 auth_length = IEEE80211_HDRLEN + sizeof(header->u.auth); in ibss_rsn_handle_auth()
931 if (le_to_host16(header->u.auth.auth_alg) != WLAN_AUTH_OPEN || in ibss_rsn_handle_auth()
932 le_to_host16(header->u.auth.status_code) != WLAN_STATUS_SUCCESS) in ibss_rsn_handle_auth()
935 peer = ibss_rsn_get_peer(ibss_rsn, header->sa); in ibss_rsn_handle_auth()
937 switch (le_to_host16(header->u.auth.auth_transaction)) { in ibss_rsn_handle_auth()
939 ibss_rsn_handle_auth_1_of_2(ibss_rsn, peer, header->sa); in ibss_rsn_handle_auth()
942 wpa_printf(MSG_DEBUG, "RSN: IBSS RX Auth frame (SEQ 2) from " in ibss_rsn_handle_auth()
943 MACSTR, MAC2STR(header->sa)); in ibss_rsn_handle_auth()
945 wpa_printf(MSG_DEBUG, "RSN: Received Auth seq 2 from " in ibss_rsn_handle_auth()
946 "unknown STA " MACSTR, MAC2STR(header->sa)); in ibss_rsn_handle_auth()
952 wpa_printf(MSG_DEBUG, "RSN: IBSS Auth completed with " MACSTR, in ibss_rsn_handle_auth()
953 MAC2STR(header->sa)); in ibss_rsn_handle_auth()