/* * Driver interaction with Linux nl80211/cfg80211 - Event processing * Copyright (c) 2002-2017, Jouni Malinen * Copyright (c) 2007, Johannes Berg * Copyright (c) 2009-2010, Atheros Communications * * This software may be distributed under the terms of the BSD license. * See README for more details. */ #include "includes.h" #include #include "utils/common.h" #include "utils/eloop.h" #include "common/qca-vendor.h" #include "common/qca-vendor-attr.h" #include "common/brcm_vendor.h" #include "common/ieee802_11_defs.h" #include "common/ieee802_11_common.h" #include "driver_nl80211.h" static void nl80211_control_port_frame_tx_status(struct wpa_driver_nl80211_data *drv, const u8 *frame, size_t len, struct nlattr *ack, struct nlattr *cookie); static const char * nl80211_command_to_string(enum nl80211_commands cmd) { #define C2S(x) case x: return #x; switch (cmd) { C2S(NL80211_CMD_UNSPEC) C2S(NL80211_CMD_GET_WIPHY) C2S(NL80211_CMD_SET_WIPHY) C2S(NL80211_CMD_NEW_WIPHY) C2S(NL80211_CMD_DEL_WIPHY) C2S(NL80211_CMD_GET_INTERFACE) C2S(NL80211_CMD_SET_INTERFACE) C2S(NL80211_CMD_NEW_INTERFACE) C2S(NL80211_CMD_DEL_INTERFACE) C2S(NL80211_CMD_GET_KEY) C2S(NL80211_CMD_SET_KEY) C2S(NL80211_CMD_NEW_KEY) C2S(NL80211_CMD_DEL_KEY) C2S(NL80211_CMD_GET_BEACON) C2S(NL80211_CMD_SET_BEACON) C2S(NL80211_CMD_START_AP) C2S(NL80211_CMD_STOP_AP) C2S(NL80211_CMD_GET_STATION) C2S(NL80211_CMD_SET_STATION) C2S(NL80211_CMD_NEW_STATION) C2S(NL80211_CMD_DEL_STATION) C2S(NL80211_CMD_GET_MPATH) C2S(NL80211_CMD_SET_MPATH) C2S(NL80211_CMD_NEW_MPATH) C2S(NL80211_CMD_DEL_MPATH) C2S(NL80211_CMD_SET_BSS) C2S(NL80211_CMD_SET_REG) C2S(NL80211_CMD_REQ_SET_REG) C2S(NL80211_CMD_GET_MESH_CONFIG) C2S(NL80211_CMD_SET_MESH_CONFIG) C2S(NL80211_CMD_SET_MGMT_EXTRA_IE) C2S(NL80211_CMD_GET_REG) C2S(NL80211_CMD_GET_SCAN) C2S(NL80211_CMD_TRIGGER_SCAN) C2S(NL80211_CMD_NEW_SCAN_RESULTS) C2S(NL80211_CMD_SCAN_ABORTED) C2S(NL80211_CMD_REG_CHANGE) C2S(NL80211_CMD_AUTHENTICATE) C2S(NL80211_CMD_ASSOCIATE) C2S(NL80211_CMD_DEAUTHENTICATE) C2S(NL80211_CMD_DISASSOCIATE) C2S(NL80211_CMD_MICHAEL_MIC_FAILURE) C2S(NL80211_CMD_REG_BEACON_HINT) C2S(NL80211_CMD_JOIN_IBSS) C2S(NL80211_CMD_LEAVE_IBSS) C2S(NL80211_CMD_TESTMODE) C2S(NL80211_CMD_CONNECT) C2S(NL80211_CMD_ROAM) C2S(NL80211_CMD_DISCONNECT) C2S(NL80211_CMD_SET_WIPHY_NETNS) C2S(NL80211_CMD_GET_SURVEY) C2S(NL80211_CMD_NEW_SURVEY_RESULTS) C2S(NL80211_CMD_SET_PMKSA) C2S(NL80211_CMD_DEL_PMKSA) C2S(NL80211_CMD_FLUSH_PMKSA) C2S(NL80211_CMD_REMAIN_ON_CHANNEL) C2S(NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL) C2S(NL80211_CMD_SET_TX_BITRATE_MASK) C2S(NL80211_CMD_REGISTER_FRAME) C2S(NL80211_CMD_FRAME) C2S(NL80211_CMD_FRAME_TX_STATUS) C2S(NL80211_CMD_SET_POWER_SAVE) C2S(NL80211_CMD_GET_POWER_SAVE) C2S(NL80211_CMD_SET_CQM) C2S(NL80211_CMD_NOTIFY_CQM) C2S(NL80211_CMD_SET_CHANNEL) C2S(NL80211_CMD_SET_WDS_PEER) C2S(NL80211_CMD_FRAME_WAIT_CANCEL) C2S(NL80211_CMD_JOIN_MESH) C2S(NL80211_CMD_LEAVE_MESH) C2S(NL80211_CMD_UNPROT_DEAUTHENTICATE) C2S(NL80211_CMD_UNPROT_DISASSOCIATE) C2S(NL80211_CMD_NEW_PEER_CANDIDATE) C2S(NL80211_CMD_GET_WOWLAN) C2S(NL80211_CMD_SET_WOWLAN) C2S(NL80211_CMD_START_SCHED_SCAN) C2S(NL80211_CMD_STOP_SCHED_SCAN) C2S(NL80211_CMD_SCHED_SCAN_RESULTS) C2S(NL80211_CMD_SCHED_SCAN_STOPPED) C2S(NL80211_CMD_SET_REKEY_OFFLOAD) C2S(NL80211_CMD_PMKSA_CANDIDATE) C2S(NL80211_CMD_TDLS_OPER) C2S(NL80211_CMD_TDLS_MGMT) C2S(NL80211_CMD_UNEXPECTED_FRAME) C2S(NL80211_CMD_PROBE_CLIENT) C2S(NL80211_CMD_REGISTER_BEACONS) C2S(NL80211_CMD_UNEXPECTED_4ADDR_FRAME) C2S(NL80211_CMD_SET_NOACK_MAP) C2S(NL80211_CMD_CH_SWITCH_NOTIFY) C2S(NL80211_CMD_START_P2P_DEVICE) C2S(NL80211_CMD_STOP_P2P_DEVICE) C2S(NL80211_CMD_CONN_FAILED) C2S(NL80211_CMD_SET_MCAST_RATE) C2S(NL80211_CMD_SET_MAC_ACL) C2S(NL80211_CMD_RADAR_DETECT) C2S(NL80211_CMD_GET_PROTOCOL_FEATURES) C2S(NL80211_CMD_UPDATE_FT_IES) C2S(NL80211_CMD_FT_EVENT) C2S(NL80211_CMD_CRIT_PROTOCOL_START) C2S(NL80211_CMD_CRIT_PROTOCOL_STOP) C2S(NL80211_CMD_GET_COALESCE) C2S(NL80211_CMD_SET_COALESCE) C2S(NL80211_CMD_CHANNEL_SWITCH) C2S(NL80211_CMD_VENDOR) C2S(NL80211_CMD_SET_QOS_MAP) C2S(NL80211_CMD_ADD_TX_TS) C2S(NL80211_CMD_DEL_TX_TS) C2S(NL80211_CMD_GET_MPP) C2S(NL80211_CMD_JOIN_OCB) C2S(NL80211_CMD_LEAVE_OCB) C2S(NL80211_CMD_CH_SWITCH_STARTED_NOTIFY) C2S(NL80211_CMD_TDLS_CHANNEL_SWITCH) C2S(NL80211_CMD_TDLS_CANCEL_CHANNEL_SWITCH) C2S(NL80211_CMD_WIPHY_REG_CHANGE) C2S(NL80211_CMD_ABORT_SCAN) C2S(NL80211_CMD_START_NAN) C2S(NL80211_CMD_STOP_NAN) C2S(NL80211_CMD_ADD_NAN_FUNCTION) C2S(NL80211_CMD_DEL_NAN_FUNCTION) C2S(NL80211_CMD_CHANGE_NAN_CONFIG) C2S(NL80211_CMD_NAN_MATCH) C2S(NL80211_CMD_SET_MULTICAST_TO_UNICAST) C2S(NL80211_CMD_UPDATE_CONNECT_PARAMS) C2S(NL80211_CMD_SET_PMK) C2S(NL80211_CMD_DEL_PMK) C2S(NL80211_CMD_PORT_AUTHORIZED) C2S(NL80211_CMD_RELOAD_REGDB) C2S(NL80211_CMD_EXTERNAL_AUTH) C2S(NL80211_CMD_STA_OPMODE_CHANGED) C2S(NL80211_CMD_CONTROL_PORT_FRAME) C2S(NL80211_CMD_GET_FTM_RESPONDER_STATS) C2S(NL80211_CMD_PEER_MEASUREMENT_START) C2S(NL80211_CMD_PEER_MEASUREMENT_RESULT) C2S(NL80211_CMD_PEER_MEASUREMENT_COMPLETE) C2S(NL80211_CMD_NOTIFY_RADAR) C2S(NL80211_CMD_UPDATE_OWE_INFO) C2S(NL80211_CMD_PROBE_MESH_LINK) C2S(NL80211_CMD_SET_TID_CONFIG) C2S(NL80211_CMD_UNPROT_BEACON) C2S(NL80211_CMD_CONTROL_PORT_FRAME_TX_STATUS) C2S(NL80211_CMD_SET_SAR_SPECS) C2S(NL80211_CMD_OBSS_COLOR_COLLISION) C2S(NL80211_CMD_COLOR_CHANGE_REQUEST) C2S(NL80211_CMD_COLOR_CHANGE_STARTED) C2S(NL80211_CMD_COLOR_CHANGE_ABORTED) C2S(NL80211_CMD_COLOR_CHANGE_COMPLETED) C2S(NL80211_CMD_SET_FILS_AAD) C2S(NL80211_CMD_ASSOC_COMEBACK) C2S(__NL80211_CMD_AFTER_LAST) } #undef C2S return "NL80211_CMD_UNKNOWN"; } static void mlme_event_auth(struct wpa_driver_nl80211_data *drv, const u8 *frame, size_t len) { const struct ieee80211_mgmt *mgmt; union wpa_event_data event; if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME) && drv->force_connect_cmd) { /* * Avoid reporting two association events that would confuse * the core code. */ wpa_printf(MSG_DEBUG, "nl80211: Ignore auth event when using driver SME"); return; } wpa_printf(MSG_DEBUG, "nl80211: Authenticate event"); mgmt = (const struct ieee80211_mgmt *) frame; if (len < 24 + sizeof(mgmt->u.auth)) { wpa_printf(MSG_DEBUG, "nl80211: Too short association event " "frame"); return; } os_memcpy(drv->auth_bssid, mgmt->sa, ETH_ALEN); os_memset(drv->auth_attempt_bssid, 0, ETH_ALEN); os_memset(&event, 0, sizeof(event)); os_memcpy(event.auth.peer, mgmt->sa, ETH_ALEN); event.auth.auth_type = le_to_host16(mgmt->u.auth.auth_alg); event.auth.auth_transaction = le_to_host16(mgmt->u.auth.auth_transaction); event.auth.status_code = le_to_host16(mgmt->u.auth.status_code); if (len > 24 + sizeof(mgmt->u.auth)) { event.auth.ies = mgmt->u.auth.variable; event.auth.ies_len = len - 24 - sizeof(mgmt->u.auth); } wpa_supplicant_event(drv->ctx, EVENT_AUTH, &event); } static void nl80211_parse_wmm_params(struct nlattr *wmm_attr, struct wmm_params *wmm_params) { struct nlattr *wmm_info[NL80211_STA_WME_MAX + 1]; static struct nla_policy wme_policy[NL80211_STA_WME_MAX + 1] = { [NL80211_STA_WME_UAPSD_QUEUES] = { .type = NLA_U8 }, }; if (!wmm_attr || nla_parse_nested(wmm_info, NL80211_STA_WME_MAX, wmm_attr, wme_policy) || !wmm_info[NL80211_STA_WME_UAPSD_QUEUES]) return; wmm_params->uapsd_queues = nla_get_u8(wmm_info[NL80211_STA_WME_UAPSD_QUEUES]); wmm_params->info_bitmap |= WMM_PARAMS_UAPSD_QUEUES_INFO; } static void mlme_event_assoc(struct wpa_driver_nl80211_data *drv, const u8 *frame, size_t len, struct nlattr *wmm, struct nlattr *req_ie) { const struct ieee80211_mgmt *mgmt; union wpa_event_data event; u16 status; int ssid_len; if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME) && drv->force_connect_cmd) { /* * Avoid reporting two association events that would confuse * the core code. */ wpa_printf(MSG_DEBUG, "nl80211: Ignore assoc event when using driver SME"); return; } wpa_printf(MSG_DEBUG, "nl80211: Associate event"); mgmt = (const struct ieee80211_mgmt *) frame; if (len < 24 + sizeof(mgmt->u.assoc_resp)) { wpa_printf(MSG_DEBUG, "nl80211: Too short association event " "frame"); return; } status = le_to_host16(mgmt->u.assoc_resp.status_code); if (status != WLAN_STATUS_SUCCESS) { os_memset(&event, 0, sizeof(event)); event.assoc_reject.bssid = mgmt->bssid; if (len > 24 + sizeof(mgmt->u.assoc_resp)) { event.assoc_reject.resp_ies = (u8 *) mgmt->u.assoc_resp.variable; event.assoc_reject.resp_ies_len = len - 24 - sizeof(mgmt->u.assoc_resp); } event.assoc_reject.status_code = status; wpa_supplicant_event(drv->ctx, EVENT_ASSOC_REJECT, &event); return; } drv->associated = 1; os_memcpy(drv->bssid, mgmt->sa, ETH_ALEN); os_memcpy(drv->prev_bssid, mgmt->sa, ETH_ALEN); os_memset(&event, 0, sizeof(event)); event.assoc_info.resp_frame = frame; event.assoc_info.resp_frame_len = len; if (len > 24 + sizeof(mgmt->u.assoc_resp)) { event.assoc_info.resp_ies = (u8 *) mgmt->u.assoc_resp.variable; event.assoc_info.resp_ies_len = len - 24 - sizeof(mgmt->u.assoc_resp); } if (req_ie) { event.assoc_info.req_ies = nla_data(req_ie); event.assoc_info.req_ies_len = nla_len(req_ie); } /* When this association was initiated outside of wpa_supplicant, * drv->ssid needs to be set here to satisfy later checking. */ ssid_len = nl80211_get_assoc_ssid(drv, drv->ssid); if (ssid_len > 0) { drv->ssid_len = ssid_len; wpa_printf(MSG_DEBUG, "nl80211: Set drv->ssid based on scan res info to '%s'", wpa_ssid_txt(drv->ssid, drv->ssid_len)); } event.assoc_info.freq = drv->assoc_freq; drv->first_bss->freq = drv->assoc_freq; nl80211_parse_wmm_params(wmm, &event.assoc_info.wmm_params); wpa_supplicant_event(drv->ctx, EVENT_ASSOC, &event); } #ifdef CONFIG_DRIVER_NL80211_QCA static int qca_drv_connect_fail_reason_code_handler(struct nl_msg *msg, void *arg) { struct nlattr *tb[NL80211_ATTR_MAX + 1]; struct nlattr *tb_sta_info[QCA_WLAN_VENDOR_ATTR_GET_STA_INFO_MAX + 1]; struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); u32 *reason_code = arg; *reason_code = 0; nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), genlmsg_attrlen(gnlh, 0), NULL); if (!tb[NL80211_ATTR_VENDOR_DATA]) { wpa_printf(MSG_ERROR, "%s: Vendor data not found", __func__); return NL_SKIP; } nla_parse(tb_sta_info, QCA_WLAN_VENDOR_ATTR_GET_STA_INFO_MAX, nla_data(tb[NL80211_ATTR_VENDOR_DATA]), nla_len(tb[NL80211_ATTR_VENDOR_DATA]), NULL); if (!tb_sta_info[QCA_WLAN_VENDOR_ATTR_GET_STA_INFO_CONNECT_FAIL_REASON_CODE]) { wpa_printf(MSG_INFO, "%s: Vendor attr not found", __func__); return NL_SKIP; } *reason_code = nla_get_u32(tb_sta_info[QCA_WLAN_VENDOR_ATTR_GET_STA_INFO_CONNECT_FAIL_REASON_CODE]); return NL_SKIP; } static enum qca_sta_connect_fail_reason_codes drv_get_connect_fail_reason_code(struct wpa_driver_nl80211_data *drv) { enum qca_sta_connect_fail_reason_codes reason_code; struct nl_msg *msg; int ret; msg = nl80211_drv_msg(drv, 0, NL80211_CMD_VENDOR); if (!msg || nla_put_u32(msg, NL80211_ATTR_VENDOR_ID, OUI_QCA) || nla_put_u32(msg, NL80211_ATTR_VENDOR_SUBCMD, QCA_NL80211_VENDOR_SUBCMD_GET_STA_INFO)) { nlmsg_free(msg); return 0; } ret = send_and_recv_msgs(drv, msg, qca_drv_connect_fail_reason_code_handler, &reason_code, NULL, NULL); if (ret) wpa_printf(MSG_DEBUG, "nl80211: Get connect fail reason_code failed: ret=%d (%s)", ret, strerror(-ret)); return reason_code; } static enum sta_connect_fail_reason_codes convert_connect_fail_reason_codes(enum qca_sta_connect_fail_reason_codes reason_code) { switch (reason_code) { case QCA_STA_CONNECT_FAIL_REASON_NO_BSS_FOUND: return STA_CONNECT_FAIL_REASON_NO_BSS_FOUND; case QCA_STA_CONNECT_FAIL_REASON_AUTH_TX_FAIL: return STA_CONNECT_FAIL_REASON_AUTH_TX_FAIL; case QCA_STA_CONNECT_FAIL_REASON_AUTH_NO_ACK_RECEIVED: return STA_CONNECT_FAIL_REASON_AUTH_NO_ACK_RECEIVED; case QCA_STA_CONNECT_FAIL_REASON_AUTH_NO_RESP_RECEIVED: return STA_CONNECT_FAIL_REASON_AUTH_NO_RESP_RECEIVED; case QCA_STA_CONNECT_FAIL_REASON_ASSOC_REQ_TX_FAIL: return STA_CONNECT_FAIL_REASON_ASSOC_REQ_TX_FAIL; case QCA_STA_CONNECT_FAIL_REASON_ASSOC_NO_ACK_RECEIVED: return STA_CONNECT_FAIL_REASON_ASSOC_NO_ACK_RECEIVED; case QCA_STA_CONNECT_FAIL_REASON_ASSOC_NO_RESP_RECEIVED: return STA_CONNECT_FAIL_REASON_ASSOC_NO_RESP_RECEIVED; default: return STA_CONNECT_FAIL_REASON_UNSPECIFIED; } } #endif /* CONFIG_DRIVER_NL80211_QCA */ static void mlme_event_connect(struct wpa_driver_nl80211_data *drv, enum nl80211_commands cmd, struct nlattr *status, struct nlattr *addr, struct nlattr *req_ie, struct nlattr *resp_ie, struct nlattr *timed_out, struct nlattr *timeout_reason, struct nlattr *authorized, struct nlattr *key_replay_ctr, struct nlattr *ptk_kck, struct nlattr *ptk_kek, struct nlattr *subnet_status, struct nlattr *fils_erp_next_seq_num, struct nlattr *fils_pmk, struct nlattr *fils_pmkid) { union wpa_event_data event; const u8 *ssid = NULL; u16 status_code; int ssid_len; if (drv->capa.flags & WPA_DRIVER_FLAGS_SME) { /* * Avoid reporting two association events that would confuse * the core code. */ wpa_printf(MSG_DEBUG, "nl80211: Ignore connect event (cmd=%d) " "when using userspace SME", cmd); return; } drv->connect_reassoc = 0; status_code = status ? nla_get_u16(status) : WLAN_STATUS_SUCCESS; if (cmd == NL80211_CMD_CONNECT) { wpa_printf(MSG_DEBUG, "nl80211: Connect event (status=%u ignore_next_local_disconnect=%d)", status_code, drv->ignore_next_local_disconnect); } else if (cmd == NL80211_CMD_ROAM) { wpa_printf(MSG_DEBUG, "nl80211: Roam event"); } os_memset(&event, 0, sizeof(event)); if (cmd == NL80211_CMD_CONNECT && status_code != WLAN_STATUS_SUCCESS) { if (addr) event.assoc_reject.bssid = nla_data(addr); if (drv->ignore_next_local_disconnect) { drv->ignore_next_local_disconnect = 0; if (!event.assoc_reject.bssid || (os_memcmp(event.assoc_reject.bssid, drv->auth_attempt_bssid, ETH_ALEN) != 0)) { /* * Ignore the event that came without a BSSID or * for the old connection since this is likely * not relevant to the new Connect command. */ wpa_printf(MSG_DEBUG, "nl80211: Ignore connection failure event triggered during reassociation"); return; } } if (resp_ie) { event.assoc_reject.resp_ies = nla_data(resp_ie); event.assoc_reject.resp_ies_len = nla_len(resp_ie); } event.assoc_reject.status_code = status_code; event.assoc_reject.timed_out = timed_out != NULL; if (timed_out && timeout_reason) { enum nl80211_timeout_reason reason; reason = nla_get_u32(timeout_reason); switch (reason) { case NL80211_TIMEOUT_SCAN: event.assoc_reject.timeout_reason = "scan"; break; case NL80211_TIMEOUT_AUTH: event.assoc_reject.timeout_reason = "auth"; break; case NL80211_TIMEOUT_ASSOC: event.assoc_reject.timeout_reason = "assoc"; break; default: break; } } if (fils_erp_next_seq_num) event.assoc_reject.fils_erp_next_seq_num = nla_get_u16(fils_erp_next_seq_num); #ifdef CONFIG_DRIVER_NL80211_QCA if (drv->get_sta_info_vendor_cmd_avail) { enum qca_sta_connect_fail_reason_codes reason_code; reason_code = drv_get_connect_fail_reason_code(drv); event.assoc_reject.reason_code = convert_connect_fail_reason_codes(reason_code); } #endif /* CONFIG_DRIVER_NL80211_QCA */ wpa_supplicant_event(drv->ctx, EVENT_ASSOC_REJECT, &event); return; } drv->associated = 1; if (addr) { os_memcpy(drv->bssid, nla_data(addr), ETH_ALEN); os_memcpy(drv->prev_bssid, drv->bssid, ETH_ALEN); } if (req_ie) { event.assoc_info.req_ies = nla_data(req_ie); event.assoc_info.req_ies_len = nla_len(req_ie); if (cmd == NL80211_CMD_ROAM) { ssid = get_ie(event.assoc_info.req_ies, event.assoc_info.req_ies_len, WLAN_EID_SSID); if (ssid && ssid[1] > 0 && ssid[1] <= 32) { drv->ssid_len = ssid[1]; os_memcpy(drv->ssid, ssid + 2, ssid[1]); wpa_printf(MSG_DEBUG, "nl80211: Set drv->ssid based on req_ie to '%s'", wpa_ssid_txt(drv->ssid, drv->ssid_len)); } } } if (resp_ie) { event.assoc_info.resp_ies = nla_data(resp_ie); event.assoc_info.resp_ies_len = nla_len(resp_ie); } event.assoc_info.freq = nl80211_get_assoc_freq(drv); drv->first_bss->freq = drv->assoc_freq; if ((!ssid || ssid[1] == 0 || ssid[1] > 32) && (ssid_len = nl80211_get_assoc_ssid(drv, drv->ssid)) > 0) { /* When this connection was initiated outside of wpa_supplicant, * drv->ssid needs to be set here to satisfy later checking. */ drv->ssid_len = ssid_len; wpa_printf(MSG_DEBUG, "nl80211: Set drv->ssid based on scan res info to '%s'", wpa_ssid_txt(drv->ssid, drv->ssid_len)); } if (authorized && nla_get_u8(authorized)) { event.assoc_info.authorized = 1; wpa_printf(MSG_DEBUG, "nl80211: connection authorized"); } if (key_replay_ctr) { event.assoc_info.key_replay_ctr = nla_data(key_replay_ctr); event.assoc_info.key_replay_ctr_len = nla_len(key_replay_ctr); } if (ptk_kck) { event.assoc_info.ptk_kck = nla_data(ptk_kck); event.assoc_info.ptk_kck_len = nla_len(ptk_kck); } if (ptk_kek) { event.assoc_info.ptk_kek = nla_data(ptk_kek); event.assoc_info.ptk_kek_len = nla_len(ptk_kek); } if (subnet_status) { /* * At least for now, this is only available from * QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_SUBNET_STATUS and that * attribute has the same values 0, 1, 2 as are used in the * variable here, so no mapping between different values are * needed. */ event.assoc_info.subnet_status = nla_get_u8(subnet_status); } if (fils_erp_next_seq_num) event.assoc_info.fils_erp_next_seq_num = nla_get_u16(fils_erp_next_seq_num); if (fils_pmk) { event.assoc_info.fils_pmk = nla_data(fils_pmk); event.assoc_info.fils_pmk_len = nla_len(fils_pmk); } if (fils_pmkid) event.assoc_info.fils_pmkid = nla_data(fils_pmkid); wpa_supplicant_event(drv->ctx, EVENT_ASSOC, &event); /* Avoid a race condition by stopping to ignore any following * disconnection events now that the driver has indicated it is * connected since that connection could have been triggered by a roam * operation that happened in parallel with the disconnection request. */ drv->ignore_next_local_disconnect = 0; } static void mlme_event_disconnect(struct wpa_driver_nl80211_data *drv, struct nlattr *reason, struct nlattr *addr, struct nlattr *by_ap) { union wpa_event_data data; unsigned int locally_generated = by_ap == NULL; if (drv->capa.flags & WPA_DRIVER_FLAGS_SME) { /* * Avoid reporting two disassociation events that could * confuse the core code. */ wpa_printf(MSG_DEBUG, "nl80211: Ignore disconnect " "event when using userspace SME"); return; } if (drv->ignore_next_local_disconnect) { drv->ignore_next_local_disconnect = 0; if (locally_generated) { wpa_printf(MSG_DEBUG, "nl80211: Ignore disconnect " "event triggered during reassociation"); return; } wpa_printf(MSG_WARNING, "nl80211: Was expecting local " "disconnect but got another disconnect " "event first"); } wpa_printf(MSG_DEBUG, "nl80211: Disconnect event"); nl80211_mark_disconnected(drv); os_memset(&data, 0, sizeof(data)); if (reason) data.deauth_info.reason_code = nla_get_u16(reason); data.deauth_info.locally_generated = by_ap == NULL; wpa_supplicant_event(drv->ctx, EVENT_DEAUTH, &data); } static int calculate_chan_offset(int width, int freq, int cf1, int cf2) { int freq1 = 0; switch (convert2width(width)) { case CHAN_WIDTH_20_NOHT: case CHAN_WIDTH_20: return 0; case CHAN_WIDTH_40: freq1 = cf1 - 10; break; case CHAN_WIDTH_80: freq1 = cf1 - 30; break; case CHAN_WIDTH_160: freq1 = cf1 - 70; break; case CHAN_WIDTH_80P80: freq1 = cf1 - 30; break; case CHAN_WIDTH_320: freq1 = cf1 - 150; break; case CHAN_WIDTH_UNKNOWN: case CHAN_WIDTH_2160: case CHAN_WIDTH_4320: case CHAN_WIDTH_6480: case CHAN_WIDTH_8640: /* FIXME: implement this */ return 0; } return (abs(freq - freq1) / 20) % 2 == 0 ? 1 : -1; } static void mlme_event_ch_switch(struct wpa_driver_nl80211_data *drv, struct nlattr *ifindex, struct nlattr *freq, struct nlattr *type, struct nlattr *bw, struct nlattr *cf1, struct nlattr *cf2, int finished) { struct i802_bss *bss; union wpa_event_data data; int ht_enabled = 1; int chan_offset = 0; int ifidx; wpa_printf(MSG_DEBUG, "nl80211: Channel switch%s event", finished ? "" : " started"); if (!freq) return; ifidx = nla_get_u32(ifindex); bss = get_bss_ifindex(drv, ifidx); if (bss == NULL) { wpa_printf(MSG_WARNING, "nl80211: Unknown ifindex (%d) for channel switch, ignoring", ifidx); return; } if (type) { enum nl80211_channel_type ch_type = nla_get_u32(type); wpa_printf(MSG_DEBUG, "nl80211: Channel type: %d", ch_type); switch (ch_type) { case NL80211_CHAN_NO_HT: ht_enabled = 0; break; case NL80211_CHAN_HT20: break; case NL80211_CHAN_HT40PLUS: chan_offset = 1; break; case NL80211_CHAN_HT40MINUS: chan_offset = -1; break; } } else if (bw && cf1) { /* This can happen for example with VHT80 ch switch */ chan_offset = calculate_chan_offset(nla_get_u32(bw), nla_get_u32(freq), nla_get_u32(cf1), cf2 ? nla_get_u32(cf2) : 0); wpa_printf(MSG_DEBUG, "nl80211: Calculated channel offset: %d", chan_offset); } else { wpa_printf(MSG_WARNING, "nl80211: Unknown secondary channel information - following channel definition calculations may fail"); } os_memset(&data, 0, sizeof(data)); data.ch_switch.freq = nla_get_u32(freq); data.ch_switch.ht_enabled = ht_enabled; data.ch_switch.ch_offset = chan_offset; if (bw) data.ch_switch.ch_width = convert2width(nla_get_u32(bw)); if (cf1) data.ch_switch.cf1 = nla_get_u32(cf1); if (cf2) data.ch_switch.cf2 = nla_get_u32(cf2); if (finished) bss->freq = data.ch_switch.freq; drv->assoc_freq = data.ch_switch.freq; wpa_supplicant_event(bss->ctx, finished ? EVENT_CH_SWITCH : EVENT_CH_SWITCH_STARTED, &data); } static void mlme_timeout_event(struct wpa_driver_nl80211_data *drv, enum nl80211_commands cmd, struct nlattr *addr) { union wpa_event_data event; enum wpa_event_type ev; if (nla_len(addr) != ETH_ALEN) return; wpa_printf(MSG_DEBUG, "nl80211: MLME event %d; timeout with " MACSTR, cmd, MAC2STR((u8 *) nla_data(addr))); if (cmd == NL80211_CMD_AUTHENTICATE) ev = EVENT_AUTH_TIMED_OUT; else if (cmd == NL80211_CMD_ASSOCIATE) ev = EVENT_ASSOC_TIMED_OUT; else return; os_memset(&event, 0, sizeof(event)); os_memcpy(event.timeout_event.addr, nla_data(addr), ETH_ALEN); wpa_supplicant_event(drv->ctx, ev, &event); } static void mlme_event_mgmt(struct i802_bss *bss, struct nlattr *freq, struct nlattr *sig, const u8 *frame, size_t len) { struct wpa_driver_nl80211_data *drv = bss->drv; const struct ieee80211_mgmt *mgmt; union wpa_event_data event; u16 fc, stype; int ssi_signal = 0; int rx_freq = 0; wpa_printf(MSG_MSGDUMP, "nl80211: Frame event"); mgmt = (const struct ieee80211_mgmt *) frame; if (len < 24) { wpa_printf(MSG_DEBUG, "nl80211: Too short management frame"); return; } fc = le_to_host16(mgmt->frame_control); stype = WLAN_FC_GET_STYPE(fc); if (sig) ssi_signal = (s32) nla_get_u32(sig); os_memset(&event, 0, sizeof(event)); if (freq) { event.rx_mgmt.freq = nla_get_u32(freq); rx_freq = drv->last_mgmt_freq = event.rx_mgmt.freq; } wpa_printf(MSG_DEBUG, "nl80211: RX frame da=" MACSTR " sa=" MACSTR " bssid=" MACSTR " freq=%d ssi_signal=%d fc=0x%x seq_ctrl=0x%x stype=%u (%s) len=%u", MAC2STR(mgmt->da), MAC2STR(mgmt->sa), MAC2STR(mgmt->bssid), rx_freq, ssi_signal, fc, le_to_host16(mgmt->seq_ctrl), stype, fc2str(fc), (unsigned int) len); event.rx_mgmt.frame = frame; event.rx_mgmt.frame_len = len; event.rx_mgmt.ssi_signal = ssi_signal; event.rx_mgmt.drv_priv = bss; wpa_supplicant_event(drv->ctx, EVENT_RX_MGMT, &event); } static void mlme_event_mgmt_tx_status(struct wpa_driver_nl80211_data *drv, struct nlattr *cookie, const u8 *frame, size_t len, struct nlattr *ack) { union wpa_event_data event; const struct ieee80211_hdr *hdr = (const struct ieee80211_hdr *) frame; u16 fc = le_to_host16(hdr->frame_control); u64 cookie_val = 0; if (cookie) cookie_val = nla_get_u64(cookie); wpa_printf(MSG_DEBUG, "nl80211: Frame TX status event A1=" MACSTR " %sstype=%d cookie=0x%llx%s ack=%d", MAC2STR(hdr->addr1), WLAN_FC_GET_TYPE(fc) != WLAN_FC_TYPE_MGMT ? "not-mgmt " : "", WLAN_FC_GET_STYPE(fc), (long long unsigned int) cookie_val, cookie ? "" : "(N/A)", ack != NULL); if (cookie_val && cookie_val == drv->eapol_tx_cookie && len >= ETH_HLEN && WPA_GET_BE16(frame + 2 * ETH_ALEN) == ETH_P_PAE) { wpa_printf(MSG_DEBUG, "nl80211: Work around misdelivered control port TX status for EAPOL"); nl80211_control_port_frame_tx_status(drv, frame, len, ack, cookie); return; } if (WLAN_FC_GET_TYPE(fc) != WLAN_FC_TYPE_MGMT) return; if (!is_ap_interface(drv->nlmode) && WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_ACTION) { if (!cookie) return; wpa_printf(MSG_DEBUG, "nl80211: Frame TX status: cookie=0x%llx%s (ack=%d)", (long long unsigned int) cookie_val, cookie_val == drv->send_frame_cookie ? " (match)" : " (unknown)", ack != NULL); if (cookie_val != drv->send_frame_cookie) return; } else if (!is_ap_interface(drv->nlmode) && WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_AUTH) { wpa_printf(MSG_DEBUG, "nl80211: Authentication frame TX status: ack=%d", !!ack); } os_memset(&event, 0, sizeof(event)); event.tx_status.type = WLAN_FC_GET_TYPE(fc); event.tx_status.stype = WLAN_FC_GET_STYPE(fc); event.tx_status.dst = hdr->addr1; event.tx_status.data = frame; event.tx_status.data_len = len; event.tx_status.ack = ack != NULL; wpa_supplicant_event(drv->ctx, EVENT_TX_STATUS, &event); } static void mlme_event_deauth_disassoc(struct wpa_driver_nl80211_data *drv, enum wpa_event_type type, const u8 *frame, size_t len) { const struct ieee80211_mgmt *mgmt; union wpa_event_data event; const u8 *bssid = NULL; u16 reason_code = 0; if (type == EVENT_DEAUTH) wpa_printf(MSG_DEBUG, "nl80211: Deauthenticate event"); else wpa_printf(MSG_DEBUG, "nl80211: Disassociate event"); mgmt = (const struct ieee80211_mgmt *) frame; if (len >= 24) { bssid = mgmt->bssid; if ((drv->capa.flags & WPA_DRIVER_FLAGS_SME) && !drv->associated && os_memcmp(bssid, drv->auth_bssid, ETH_ALEN) != 0 && os_memcmp(bssid, drv->auth_attempt_bssid, ETH_ALEN) != 0 && os_memcmp(bssid, drv->prev_bssid, ETH_ALEN) == 0) { /* * Avoid issues with some roaming cases where * disconnection event for the old AP may show up after * we have started connection with the new AP. * In case of locally generated event clear * ignore_next_local_deauth as well, to avoid next local * deauth event be wrongly ignored. */ if (!os_memcmp(mgmt->sa, drv->first_bss->addr, ETH_ALEN)) { wpa_printf(MSG_DEBUG, "nl80211: Received a locally generated deauth event. Clear ignore_next_local_deauth flag"); drv->ignore_next_local_deauth = 0; } else { wpa_printf(MSG_DEBUG, "nl80211: Ignore deauth/disassoc event from old AP " MACSTR " when already authenticating with " MACSTR, MAC2STR(bssid), MAC2STR(drv->auth_attempt_bssid)); } return; } if (!(drv->capa.flags & WPA_DRIVER_FLAGS_SME) && drv->connect_reassoc && drv->associated && os_memcmp(bssid, drv->prev_bssid, ETH_ALEN) == 0 && os_memcmp(bssid, drv->auth_attempt_bssid, ETH_ALEN) != 0) { /* * Avoid issues with some roaming cases where * disconnection event for the old AP may show up after * we have started connection with the new AP. */ wpa_printf(MSG_DEBUG, "nl80211: Ignore deauth/disassoc event from old AP " MACSTR " when already connecting with " MACSTR, MAC2STR(bssid), MAC2STR(drv->auth_attempt_bssid)); return; } if (drv->associated != 0 && os_memcmp(bssid, drv->bssid, ETH_ALEN) != 0 && os_memcmp(bssid, drv->auth_bssid, ETH_ALEN) != 0) { /* * We have presumably received this deauth as a * response to a clear_state_mismatch() outgoing * deauth. Don't let it take us offline! */ wpa_printf(MSG_DEBUG, "nl80211: Deauth received " "from Unknown BSSID " MACSTR " -- ignoring", MAC2STR(bssid)); return; } } nl80211_mark_disconnected(drv); os_memset(&event, 0, sizeof(event)); /* Note: Same offset for Reason Code in both frame subtypes */ if (len >= 24 + sizeof(mgmt->u.deauth)) reason_code = le_to_host16(mgmt->u.deauth.reason_code); if (type == EVENT_DISASSOC) { event.disassoc_info.locally_generated = !os_memcmp(mgmt->sa, drv->first_bss->addr, ETH_ALEN); event.disassoc_info.addr = bssid; event.disassoc_info.reason_code = reason_code; if (frame + len > mgmt->u.disassoc.variable) { event.disassoc_info.ie = mgmt->u.disassoc.variable; event.disassoc_info.ie_len = frame + len - mgmt->u.disassoc.variable; } } else { event.deauth_info.locally_generated = !os_memcmp(mgmt->sa, drv->first_bss->addr, ETH_ALEN); if (drv->ignore_deauth_event) { wpa_printf(MSG_DEBUG, "nl80211: Ignore deauth event due to previous forced deauth-during-auth"); drv->ignore_deauth_event = 0; if (event.deauth_info.locally_generated) drv->ignore_next_local_deauth = 0; return; } if (drv->ignore_next_local_deauth) { drv->ignore_next_local_deauth = 0; if (event.deauth_info.locally_generated) { wpa_printf(MSG_DEBUG, "nl80211: Ignore deauth event triggered due to own deauth request"); return; } wpa_printf(MSG_WARNING, "nl80211: Was expecting local deauth but got another disconnect event first"); } event.deauth_info.addr = bssid; event.deauth_info.reason_code = reason_code; if (frame + len > mgmt->u.deauth.variable) { event.deauth_info.ie = mgmt->u.deauth.variable; event.deauth_info.ie_len = frame + len - mgmt->u.deauth.variable; } } wpa_supplicant_event(drv->ctx, type, &event); } static void mlme_event_unprot_disconnect(struct wpa_driver_nl80211_data *drv, enum wpa_event_type type, const u8 *frame, size_t len) { const struct ieee80211_mgmt *mgmt; union wpa_event_data event; u16 reason_code = 0; if (type == EVENT_UNPROT_DEAUTH) wpa_printf(MSG_DEBUG, "nl80211: Unprot Deauthenticate event"); else wpa_printf(MSG_DEBUG, "nl80211: Unprot Disassociate event"); if (len < 24) return; mgmt = (const struct ieee80211_mgmt *) frame; os_memset(&event, 0, sizeof(event)); /* Note: Same offset for Reason Code in both frame subtypes */ if (len >= 24 + sizeof(mgmt->u.deauth)) reason_code = le_to_host16(mgmt->u.deauth.reason_code); if (type == EVENT_UNPROT_DISASSOC) { event.unprot_disassoc.sa = mgmt->sa; event.unprot_disassoc.da = mgmt->da; event.unprot_disassoc.reason_code = reason_code; } else { event.unprot_deauth.sa = mgmt->sa; event.unprot_deauth.da = mgmt->da; event.unprot_deauth.reason_code = reason_code; } wpa_supplicant_event(drv->ctx, type, &event); } static void mlme_event_unprot_beacon(struct wpa_driver_nl80211_data *drv, const u8 *frame, size_t len) { const struct ieee80211_mgmt *mgmt; union wpa_event_data event; if (len < 24) return; mgmt = (const struct ieee80211_mgmt *) frame; os_memset(&event, 0, sizeof(event)); event.unprot_beacon.sa = mgmt->sa; wpa_supplicant_event(drv->ctx, EVENT_UNPROT_BEACON, &event); } static void mlme_event(struct i802_bss *bss, enum nl80211_commands cmd, struct nlattr *frame, struct nlattr *addr, struct nlattr *timed_out, struct nlattr *freq, struct nlattr *ack, struct nlattr *cookie, struct nlattr *sig, struct nlattr *wmm, struct nlattr *req_ie) { struct wpa_driver_nl80211_data *drv = bss->drv; const u8 *data; size_t len; if (timed_out && addr) { mlme_timeout_event(drv, cmd, addr); return; } if (frame == NULL) { wpa_printf(MSG_DEBUG, "nl80211: MLME event %d (%s) without frame data", cmd, nl80211_command_to_string(cmd)); return; } data = nla_data(frame); len = nla_len(frame); if (len < 4 + 2 * ETH_ALEN) { wpa_printf(MSG_MSGDUMP, "nl80211: MLME event %d (%s) on %s(" MACSTR ") - too short", cmd, nl80211_command_to_string(cmd), bss->ifname, MAC2STR(bss->addr)); return; } wpa_printf(MSG_MSGDUMP, "nl80211: MLME event %d (%s) on %s(" MACSTR ") A1=" MACSTR " A2=" MACSTR, cmd, nl80211_command_to_string(cmd), bss->ifname, MAC2STR(bss->addr), MAC2STR(data + 4), MAC2STR(data + 4 + ETH_ALEN)); if (cmd != NL80211_CMD_FRAME_TX_STATUS && !(data[4] & 0x01) && os_memcmp(bss->addr, data + 4, ETH_ALEN) != 0 && (is_zero_ether_addr(bss->rand_addr) || os_memcmp(bss->rand_addr, data + 4, ETH_ALEN) != 0) && os_memcmp(bss->addr, data + 4 + ETH_ALEN, ETH_ALEN) != 0) { wpa_printf(MSG_MSGDUMP, "nl80211: %s: Ignore MLME frame event " "for foreign address", bss->ifname); return; } wpa_hexdump(MSG_MSGDUMP, "nl80211: MLME event frame", nla_data(frame), nla_len(frame)); switch (cmd) { case NL80211_CMD_AUTHENTICATE: mlme_event_auth(drv, nla_data(frame), nla_len(frame)); break; case NL80211_CMD_ASSOCIATE: mlme_event_assoc(drv, nla_data(frame), nla_len(frame), wmm, req_ie); break; case NL80211_CMD_DEAUTHENTICATE: mlme_event_deauth_disassoc(drv, EVENT_DEAUTH, nla_data(frame), nla_len(frame)); break; case NL80211_CMD_DISASSOCIATE: mlme_event_deauth_disassoc(drv, EVENT_DISASSOC, nla_data(frame), nla_len(frame)); break; case NL80211_CMD_FRAME: mlme_event_mgmt(bss, freq, sig, nla_data(frame), nla_len(frame)); break; case NL80211_CMD_FRAME_TX_STATUS: mlme_event_mgmt_tx_status(drv, cookie, nla_data(frame), nla_len(frame), ack); break; case NL80211_CMD_UNPROT_DEAUTHENTICATE: mlme_event_unprot_disconnect(drv, EVENT_UNPROT_DEAUTH, nla_data(frame), nla_len(frame)); break; case NL80211_CMD_UNPROT_DISASSOCIATE: mlme_event_unprot_disconnect(drv, EVENT_UNPROT_DISASSOC, nla_data(frame), nla_len(frame)); break; case NL80211_CMD_UNPROT_BEACON: mlme_event_unprot_beacon(drv, nla_data(frame), nla_len(frame)); break; default: break; } } static void mlme_event_michael_mic_failure(struct i802_bss *bss, struct nlattr *tb[]) { union wpa_event_data data; wpa_printf(MSG_DEBUG, "nl80211: MLME event Michael MIC failure"); os_memset(&data, 0, sizeof(data)); if (tb[NL80211_ATTR_MAC]) { wpa_hexdump(MSG_DEBUG, "nl80211: Source MAC address", nla_data(tb[NL80211_ATTR_MAC]), nla_len(tb[NL80211_ATTR_MAC])); data.michael_mic_failure.src = nla_data(tb[NL80211_ATTR_MAC]); } if (tb[NL80211_ATTR_KEY_SEQ]) { wpa_hexdump(MSG_DEBUG, "nl80211: TSC", nla_data(tb[NL80211_ATTR_KEY_SEQ]), nla_len(tb[NL80211_ATTR_KEY_SEQ])); } if (tb[NL80211_ATTR_KEY_TYPE]) { enum nl80211_key_type key_type = nla_get_u32(tb[NL80211_ATTR_KEY_TYPE]); wpa_printf(MSG_DEBUG, "nl80211: Key Type %d", key_type); if (key_type == NL80211_KEYTYPE_PAIRWISE) data.michael_mic_failure.unicast = 1; } else data.michael_mic_failure.unicast = 1; if (tb[NL80211_ATTR_KEY_IDX]) { u8 key_id = nla_get_u8(tb[NL80211_ATTR_KEY_IDX]); wpa_printf(MSG_DEBUG, "nl80211: Key Id %d", key_id); } wpa_supplicant_event(bss->ctx, EVENT_MICHAEL_MIC_FAILURE, &data); } static void mlme_event_join_ibss(struct wpa_driver_nl80211_data *drv, struct nlattr *tb[]) { unsigned int freq; union wpa_event_data event; if (tb[NL80211_ATTR_MAC] == NULL) { wpa_printf(MSG_DEBUG, "nl80211: No address in IBSS joined " "event"); return; } os_memcpy(drv->bssid, nla_data(tb[NL80211_ATTR_MAC]), ETH_ALEN); drv->associated = 1; wpa_printf(MSG_DEBUG, "nl80211: IBSS " MACSTR " joined", MAC2STR(drv->bssid)); freq = nl80211_get_assoc_freq(drv); if (freq) { wpa_printf(MSG_DEBUG, "nl80211: IBSS on frequency %u MHz", freq); drv->first_bss->freq = freq; } os_memset(&event, 0, sizeof(event)); event.assoc_info.freq = freq; wpa_supplicant_event(drv->ctx, EVENT_ASSOC, &event); } static void mlme_event_remain_on_channel(struct wpa_driver_nl80211_data *drv, int cancel_event, struct nlattr *tb[]) { unsigned int freq, chan_type, duration; union wpa_event_data data; u64 cookie; if (tb[NL80211_ATTR_WIPHY_FREQ]) freq = nla_get_u32(tb[NL80211_ATTR_WIPHY_FREQ]); else freq = 0; if (tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE]) chan_type = nla_get_u32(tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE]); else chan_type = 0; if (tb[NL80211_ATTR_DURATION]) duration = nla_get_u32(tb[NL80211_ATTR_DURATION]); else duration = 0; if (tb[NL80211_ATTR_COOKIE]) cookie = nla_get_u64(tb[NL80211_ATTR_COOKIE]); else cookie = 0; wpa_printf(MSG_DEBUG, "nl80211: Remain-on-channel event (cancel=%d " "freq=%u channel_type=%u duration=%u cookie=0x%llx (%s))", cancel_event, freq, chan_type, duration, (long long unsigned int) cookie, cookie == drv->remain_on_chan_cookie ? "match" : "unknown"); if (cookie != drv->remain_on_chan_cookie) return; /* not for us */ if (cancel_event) drv->pending_remain_on_chan = 0; os_memset(&data, 0, sizeof(data)); data.remain_on_channel.freq = freq; data.remain_on_channel.duration = duration; wpa_supplicant_event(drv->ctx, cancel_event ? EVENT_CANCEL_REMAIN_ON_CHANNEL : EVENT_REMAIN_ON_CHANNEL, &data); } static void mlme_event_ft_event(struct wpa_driver_nl80211_data *drv, struct nlattr *tb[]) { union wpa_event_data data; os_memset(&data, 0, sizeof(data)); if (tb[NL80211_ATTR_IE]) { data.ft_ies.ies = nla_data(tb[NL80211_ATTR_IE]); data.ft_ies.ies_len = nla_len(tb[NL80211_ATTR_IE]); } if (tb[NL80211_ATTR_IE_RIC]) { data.ft_ies.ric_ies = nla_data(tb[NL80211_ATTR_IE_RIC]); data.ft_ies.ric_ies_len = nla_len(tb[NL80211_ATTR_IE_RIC]); } if (tb[NL80211_ATTR_MAC]) os_memcpy(data.ft_ies.target_ap, nla_data(tb[NL80211_ATTR_MAC]), ETH_ALEN); wpa_printf(MSG_DEBUG, "nl80211: FT event target_ap " MACSTR, MAC2STR(data.ft_ies.target_ap)); wpa_supplicant_event(drv->ctx, EVENT_FT_RESPONSE, &data); } static void mlme_event_dh_event(struct wpa_driver_nl80211_data *drv, struct i802_bss *bss, struct nlattr *tb[]) { union wpa_event_data data; if (!is_ap_interface(drv->nlmode)) return; if (!tb[NL80211_ATTR_MAC] || !tb[NL80211_ATTR_IE]) return; os_memset(&data, 0, sizeof(data)); data.update_dh.peer = nla_data(tb[NL80211_ATTR_MAC]); data.update_dh.ie = nla_data(tb[NL80211_ATTR_IE]); data.update_dh.ie_len = nla_len(tb[NL80211_ATTR_IE]); wpa_printf(MSG_DEBUG, "nl80211: DH event - peer " MACSTR, MAC2STR(data.update_dh.peer)); wpa_supplicant_event(bss->ctx, EVENT_UPDATE_DH, &data); } static void send_scan_event(struct wpa_driver_nl80211_data *drv, int aborted, struct nlattr *tb[], int external_scan) { union wpa_event_data event; struct nlattr *nl; int rem; struct scan_info *info; #define MAX_REPORT_FREQS 100 int freqs[MAX_REPORT_FREQS]; int num_freqs = 0; if (!external_scan && drv->scan_for_auth) { drv->scan_for_auth = 0; wpa_printf(MSG_DEBUG, "nl80211: Scan results for missing " "cfg80211 BSS entry"); wpa_driver_nl80211_authenticate_retry(drv); return; } os_memset(&event, 0, sizeof(event)); info = &event.scan_info; info->aborted = aborted; info->external_scan = external_scan; info->nl_scan_event = 1; if (tb[NL80211_ATTR_SCAN_SSIDS]) { nla_for_each_nested(nl, tb[NL80211_ATTR_SCAN_SSIDS], rem) { struct wpa_driver_scan_ssid *s = &info->ssids[info->num_ssids]; s->ssid = nla_data(nl); s->ssid_len = nla_len(nl); wpa_printf(MSG_DEBUG, "nl80211: Scan probed for SSID '%s'", wpa_ssid_txt(s->ssid, s->ssid_len)); info->num_ssids++; if (info->num_ssids == WPAS_MAX_SCAN_SSIDS) break; } } if (tb[NL80211_ATTR_SCAN_FREQUENCIES]) { char msg[500], *pos, *end; int res; pos = msg; end = pos + sizeof(msg); *pos = '\0'; nla_for_each_nested(nl, tb[NL80211_ATTR_SCAN_FREQUENCIES], rem) { freqs[num_freqs] = nla_get_u32(nl); res = os_snprintf(pos, end - pos, " %d", freqs[num_freqs]); if (!os_snprintf_error(end - pos, res)) pos += res; num_freqs++; if (num_freqs == MAX_REPORT_FREQS - 1) break; } info->freqs = freqs; info->num_freqs = num_freqs; wpa_printf(MSG_DEBUG, "nl80211: Scan included frequencies:%s", msg); } if (tb[NL80211_ATTR_SCAN_START_TIME_TSF] && tb[NL80211_ATTR_SCAN_START_TIME_TSF_BSSID]) { info->scan_start_tsf = nla_get_u64(tb[NL80211_ATTR_SCAN_START_TIME_TSF]); os_memcpy(info->scan_start_tsf_bssid, nla_data(tb[NL80211_ATTR_SCAN_START_TIME_TSF_BSSID]), ETH_ALEN); } wpa_supplicant_event(drv->ctx, EVENT_SCAN_RESULTS, &event); } static void nl80211_cqm_event(struct wpa_driver_nl80211_data *drv, struct nlattr *tb[]) { static struct nla_policy cqm_policy[NL80211_ATTR_CQM_MAX + 1] = { [NL80211_ATTR_CQM_RSSI_THOLD] = { .type = NLA_U32 }, [NL80211_ATTR_CQM_RSSI_HYST] = { .type = NLA_U8 }, [NL80211_ATTR_CQM_RSSI_THRESHOLD_EVENT] = { .type = NLA_U32 }, [NL80211_ATTR_CQM_PKT_LOSS_EVENT] = { .type = NLA_U32 }, [NL80211_ATTR_CQM_TXE_RATE] = { .type = NLA_U32 }, [NL80211_ATTR_CQM_TXE_PKTS] = { .type = NLA_U32 }, [NL80211_ATTR_CQM_TXE_INTVL] = { .type = NLA_U32 }, [NL80211_ATTR_CQM_BEACON_LOSS_EVENT] = { .type = NLA_FLAG }, }; struct nlattr *cqm[NL80211_ATTR_CQM_MAX + 1]; enum nl80211_cqm_rssi_threshold_event event; union wpa_event_data ed; int res; if (tb[NL80211_ATTR_CQM] == NULL || nla_parse_nested(cqm, NL80211_ATTR_CQM_MAX, tb[NL80211_ATTR_CQM], cqm_policy)) { wpa_printf(MSG_DEBUG, "nl80211: Ignore invalid CQM event"); return; } os_memset(&ed, 0, sizeof(ed)); if (cqm[NL80211_ATTR_CQM_PKT_LOSS_EVENT]) { if (!tb[NL80211_ATTR_MAC]) return; os_memcpy(ed.low_ack.addr, nla_data(tb[NL80211_ATTR_MAC]), ETH_ALEN); ed.low_ack.num_packets = nla_get_u32(cqm[NL80211_ATTR_CQM_PKT_LOSS_EVENT]); wpa_printf(MSG_DEBUG, "nl80211: Packet loss event for " MACSTR " (num_packets %u)", MAC2STR(ed.low_ack.addr), ed.low_ack.num_packets); wpa_supplicant_event(drv->ctx, EVENT_STATION_LOW_ACK, &ed); return; } if (cqm[NL80211_ATTR_CQM_BEACON_LOSS_EVENT]) { wpa_printf(MSG_DEBUG, "nl80211: Beacon loss event"); wpa_supplicant_event(drv->ctx, EVENT_BEACON_LOSS, NULL); return; } if (cqm[NL80211_ATTR_CQM_TXE_RATE] && cqm[NL80211_ATTR_CQM_TXE_PKTS] && cqm[NL80211_ATTR_CQM_TXE_INTVL] && cqm[NL80211_ATTR_MAC]) { wpa_printf(MSG_DEBUG, "nl80211: CQM TXE event for " MACSTR " (rate: %u pkts: %u interval: %u)", MAC2STR((u8 *) nla_data(cqm[NL80211_ATTR_MAC])), nla_get_u32(cqm[NL80211_ATTR_CQM_TXE_RATE]), nla_get_u32(cqm[NL80211_ATTR_CQM_TXE_PKTS]), nla_get_u32(cqm[NL80211_ATTR_CQM_TXE_INTVL])); return; } if (cqm[NL80211_ATTR_CQM_RSSI_THRESHOLD_EVENT] == NULL) { wpa_printf(MSG_DEBUG, "nl80211: Not a CQM RSSI threshold event"); return; } event = nla_get_u32(cqm[NL80211_ATTR_CQM_RSSI_THRESHOLD_EVENT]); if (event == NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH) { wpa_printf(MSG_DEBUG, "nl80211: Connection quality monitor " "event: RSSI high"); ed.signal_change.above_threshold = 1; } else if (event == NL80211_CQM_RSSI_THRESHOLD_EVENT_LOW) { wpa_printf(MSG_DEBUG, "nl80211: Connection quality monitor " "event: RSSI low"); ed.signal_change.above_threshold = 0; } else { wpa_printf(MSG_DEBUG, "nl80211: Unknown CQM RSSI threshold event: %d", event); return; } /* * nl80211_get_link_signal() and nl80211_get_link_noise() set default * values in case querying the driver fails. */ res = nl80211_get_link_signal(drv, &ed.signal_change); if (res == 0) { wpa_printf(MSG_DEBUG, "nl80211: Signal: %d dBm txrate: %d", ed.signal_change.current_signal, ed.signal_change.current_txrate); } else { wpa_printf(MSG_DEBUG, "nl80211: Querying the driver for signal info failed"); } res = nl80211_get_link_noise(drv, &ed.signal_change); if (res == 0) { wpa_printf(MSG_DEBUG, "nl80211: Noise: %d dBm", ed.signal_change.current_noise); } else { wpa_printf(MSG_DEBUG, "nl80211: Querying the driver for noise info failed"); } wpa_supplicant_event(drv->ctx, EVENT_SIGNAL_CHANGE, &ed); } static void nl80211_new_peer_candidate(struct wpa_driver_nl80211_data *drv, struct nlattr **tb) { const u8 *addr; union wpa_event_data data; if (drv->nlmode != NL80211_IFTYPE_MESH_POINT || !tb[NL80211_ATTR_MAC] || !tb[NL80211_ATTR_IE]) return; addr = nla_data(tb[NL80211_ATTR_MAC]); wpa_printf(MSG_DEBUG, "nl80211: New peer candidate " MACSTR, MAC2STR(addr)); os_memset(&data, 0, sizeof(data)); data.mesh_peer.peer = addr; data.mesh_peer.ies = nla_data(tb[NL80211_ATTR_IE]); data.mesh_peer.ie_len = nla_len(tb[NL80211_ATTR_IE]); wpa_supplicant_event(drv->ctx, EVENT_NEW_PEER_CANDIDATE, &data); } static void nl80211_new_station_event(struct wpa_driver_nl80211_data *drv, struct i802_bss *bss, struct nlattr **tb) { u8 *addr; union wpa_event_data data; if (tb[NL80211_ATTR_MAC] == NULL) return; addr = nla_data(tb[NL80211_ATTR_MAC]); wpa_printf(MSG_DEBUG, "nl80211: New station " MACSTR, MAC2STR(addr)); if (is_ap_interface(drv->nlmode) && drv->device_ap_sme) { u8 *ies = NULL; size_t ies_len = 0; if (tb[NL80211_ATTR_IE]) { ies = nla_data(tb[NL80211_ATTR_IE]); ies_len = nla_len(tb[NL80211_ATTR_IE]); } wpa_hexdump(MSG_DEBUG, "nl80211: Assoc Req IEs", ies, ies_len); drv_event_assoc(bss->ctx, addr, ies, ies_len, 0); return; } if (drv->nlmode != NL80211_IFTYPE_ADHOC) return; os_memset(&data, 0, sizeof(data)); os_memcpy(data.ibss_rsn_start.peer, addr, ETH_ALEN); wpa_supplicant_event(bss->ctx, EVENT_IBSS_RSN_START, &data); } static void nl80211_del_station_event(struct wpa_driver_nl80211_data *drv, struct i802_bss *bss, struct nlattr **tb) { u8 *addr; union wpa_event_data data; if (tb[NL80211_ATTR_MAC] == NULL) return; addr = nla_data(tb[NL80211_ATTR_MAC]); wpa_printf(MSG_DEBUG, "nl80211: Delete station " MACSTR, MAC2STR(addr)); if (is_ap_interface(drv->nlmode) && drv->device_ap_sme) { drv_event_disassoc(bss->ctx, addr); return; } if (drv->nlmode != NL80211_IFTYPE_ADHOC) return; os_memset(&data, 0, sizeof(data)); os_memcpy(data.ibss_peer_lost.peer, addr, ETH_ALEN); wpa_supplicant_event(bss->ctx, EVENT_IBSS_PEER_LOST, &data); } static void nl80211_rekey_offload_event(struct wpa_driver_nl80211_data *drv, struct nlattr **tb) { struct nlattr *rekey_info[NUM_NL80211_REKEY_DATA]; static struct nla_policy rekey_policy[NUM_NL80211_REKEY_DATA] = { [NL80211_REKEY_DATA_KEK] = { .minlen = NL80211_KEK_LEN, .maxlen = NL80211_KEK_LEN, }, [NL80211_REKEY_DATA_KCK] = { .minlen = NL80211_KCK_LEN, .maxlen = NL80211_KCK_LEN, }, [NL80211_REKEY_DATA_REPLAY_CTR] = { .minlen = NL80211_REPLAY_CTR_LEN, .maxlen = NL80211_REPLAY_CTR_LEN, }, }; union wpa_event_data data; if (!tb[NL80211_ATTR_MAC] || !tb[NL80211_ATTR_REKEY_DATA] || nla_parse_nested(rekey_info, MAX_NL80211_REKEY_DATA, tb[NL80211_ATTR_REKEY_DATA], rekey_policy) || !rekey_info[NL80211_REKEY_DATA_REPLAY_CTR]) return; os_memset(&data, 0, sizeof(data)); data.driver_gtk_rekey.bssid = nla_data(tb[NL80211_ATTR_MAC]); wpa_printf(MSG_DEBUG, "nl80211: Rekey offload event for BSSID " MACSTR, MAC2STR(data.driver_gtk_rekey.bssid)); data.driver_gtk_rekey.replay_ctr = nla_data(rekey_info[NL80211_REKEY_DATA_REPLAY_CTR]); wpa_hexdump(MSG_DEBUG, "nl80211: Rekey offload - Replay Counter", data.driver_gtk_rekey.replay_ctr, NL80211_REPLAY_CTR_LEN); wpa_supplicant_event(drv->ctx, EVENT_DRIVER_GTK_REKEY, &data); } static void nl80211_pmksa_candidate_event(struct wpa_driver_nl80211_data *drv, struct nlattr **tb) { struct nlattr *cand[NUM_NL80211_PMKSA_CANDIDATE]; static struct nla_policy cand_policy[NUM_NL80211_PMKSA_CANDIDATE] = { [NL80211_PMKSA_CANDIDATE_INDEX] = { .type = NLA_U32 }, [NL80211_PMKSA_CANDIDATE_BSSID] = { .minlen = ETH_ALEN, .maxlen = ETH_ALEN, }, [NL80211_PMKSA_CANDIDATE_PREAUTH] = { .type = NLA_FLAG }, }; union wpa_event_data data; wpa_printf(MSG_DEBUG, "nl80211: PMKSA candidate event"); if (!tb[NL80211_ATTR_PMKSA_CANDIDATE] || nla_parse_nested(cand, MAX_NL80211_PMKSA_CANDIDATE, tb[NL80211_ATTR_PMKSA_CANDIDATE], cand_policy) || !cand[NL80211_PMKSA_CANDIDATE_INDEX] || !cand[NL80211_PMKSA_CANDIDATE_BSSID]) return; os_memset(&data, 0, sizeof(data)); os_memcpy(data.pmkid_candidate.bssid, nla_data(cand[NL80211_PMKSA_CANDIDATE_BSSID]), ETH_ALEN); data.pmkid_candidate.index = nla_get_u32(cand[NL80211_PMKSA_CANDIDATE_INDEX]); data.pmkid_candidate.preauth = cand[NL80211_PMKSA_CANDIDATE_PREAUTH] != NULL; wpa_supplicant_event(drv->ctx, EVENT_PMKID_CANDIDATE, &data); } static void nl80211_client_probe_event(struct wpa_driver_nl80211_data *drv, struct nlattr **tb) { union wpa_event_data data; const u8 *addr; u64 cookie = 0; addr = nla_data(tb[NL80211_ATTR_MAC]); if (!addr) return; if (tb[NL80211_ATTR_COOKIE]) cookie = nla_get_u64(tb[NL80211_ATTR_COOKIE]); wpa_printf(MSG_DEBUG, "nl80211: Probe client event (addr=" MACSTR " ack=%d cookie=%llu)", MAC2STR(addr), tb[NL80211_ATTR_ACK] != NULL, (long long unsigned int) cookie); if (!tb[NL80211_ATTR_ACK]) return; os_memset(&data, 0, sizeof(data)); os_memcpy(data.client_poll.addr, addr, ETH_ALEN); wpa_supplicant_event(drv->ctx, EVENT_DRIVER_CLIENT_POLL_OK, &data); } static void nl80211_tdls_oper_event(struct wpa_driver_nl80211_data *drv, struct nlattr **tb) { union wpa_event_data data; wpa_printf(MSG_DEBUG, "nl80211: TDLS operation event"); if (!tb[NL80211_ATTR_MAC] || !tb[NL80211_ATTR_TDLS_OPERATION]) return; os_memset(&data, 0, sizeof(data)); os_memcpy(data.tdls.peer, nla_data(tb[NL80211_ATTR_MAC]), ETH_ALEN); switch (nla_get_u8(tb[NL80211_ATTR_TDLS_OPERATION])) { case NL80211_TDLS_SETUP: wpa_printf(MSG_DEBUG, "nl80211: TDLS setup request for peer " MACSTR, MAC2STR(data.tdls.peer)); data.tdls.oper = TDLS_REQUEST_SETUP; break; case NL80211_TDLS_TEARDOWN: wpa_printf(MSG_DEBUG, "nl80211: TDLS teardown request for peer " MACSTR, MAC2STR(data.tdls.peer)); data.tdls.oper = TDLS_REQUEST_TEARDOWN; break; case NL80211_TDLS_DISCOVERY_REQ: wpa_printf(MSG_DEBUG, "nl80211: TDLS discovery request for peer " MACSTR, MAC2STR(data.tdls.peer)); data.tdls.oper = TDLS_REQUEST_DISCOVER; break; default: wpa_printf(MSG_DEBUG, "nl80211: Unsupported TDLS operatione " "event"); return; } if (tb[NL80211_ATTR_REASON_CODE]) { data.tdls.reason_code = nla_get_u16(tb[NL80211_ATTR_REASON_CODE]); } wpa_supplicant_event(drv->ctx, EVENT_TDLS, &data); } static void nl80211_stop_ap(struct wpa_driver_nl80211_data *drv, struct nlattr **tb) { wpa_supplicant_event(drv->ctx, EVENT_INTERFACE_UNAVAILABLE, NULL); } static void nl80211_connect_failed_event(struct wpa_driver_nl80211_data *drv, struct nlattr **tb) { union wpa_event_data data; u32 reason; wpa_printf(MSG_DEBUG, "nl80211: Connect failed event"); if (!tb[NL80211_ATTR_MAC] || !tb[NL80211_ATTR_CONN_FAILED_REASON]) return; os_memset(&data, 0, sizeof(data)); os_memcpy(data.connect_failed_reason.addr, nla_data(tb[NL80211_ATTR_MAC]), ETH_ALEN); reason = nla_get_u32(tb[NL80211_ATTR_CONN_FAILED_REASON]); switch (reason) { case NL80211_CONN_FAIL_MAX_CLIENTS: wpa_printf(MSG_DEBUG, "nl80211: Max client reached"); data.connect_failed_reason.code = MAX_CLIENT_REACHED; break; case NL80211_CONN_FAIL_BLOCKED_CLIENT: wpa_printf(MSG_DEBUG, "nl80211: Blocked client " MACSTR " tried to connect", MAC2STR(data.connect_failed_reason.addr)); data.connect_failed_reason.code = BLOCKED_CLIENT; break; default: wpa_printf(MSG_DEBUG, "nl8021l: Unknown connect failed reason " "%u", reason); return; } wpa_supplicant_event(drv->ctx, EVENT_CONNECT_FAILED_REASON, &data); } static void nl80211_radar_event(struct wpa_driver_nl80211_data *drv, struct nlattr **tb) { union wpa_event_data data; enum nl80211_radar_event event_type; if (!tb[NL80211_ATTR_WIPHY_FREQ] || !tb[NL80211_ATTR_RADAR_EVENT]) return; os_memset(&data, 0, sizeof(data)); data.dfs_event.freq = nla_get_u32(tb[NL80211_ATTR_WIPHY_FREQ]); event_type = nla_get_u32(tb[NL80211_ATTR_RADAR_EVENT]); /* Check HT params */ if (tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE]) { data.dfs_event.ht_enabled = 1; data.dfs_event.chan_offset = 0; switch (nla_get_u32(tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE])) { case NL80211_CHAN_NO_HT: data.dfs_event.ht_enabled = 0; break; case NL80211_CHAN_HT20: break; case NL80211_CHAN_HT40PLUS: data.dfs_event.chan_offset = 1; break; case NL80211_CHAN_HT40MINUS: data.dfs_event.chan_offset = -1; break; } } /* Get VHT params */ if (tb[NL80211_ATTR_CHANNEL_WIDTH]) data.dfs_event.chan_width = convert2width(nla_get_u32( tb[NL80211_ATTR_CHANNEL_WIDTH])); if (tb[NL80211_ATTR_CENTER_FREQ1]) data.dfs_event.cf1 = nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ1]); if (tb[NL80211_ATTR_CENTER_FREQ2]) data.dfs_event.cf2 = nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ2]); wpa_printf(MSG_DEBUG, "nl80211: DFS event on freq %d MHz, ht: %d, offset: %d, width: %d, cf1: %dMHz, cf2: %dMHz", data.dfs_event.freq, data.dfs_event.ht_enabled, data.dfs_event.chan_offset, data.dfs_event.chan_width, data.dfs_event.cf1, data.dfs_event.cf2); switch (event_type) { case NL80211_RADAR_DETECTED: wpa_supplicant_event(drv->ctx, EVENT_DFS_RADAR_DETECTED, &data); break; case NL80211_RADAR_CAC_FINISHED: wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_FINISHED, &data); break; case NL80211_RADAR_CAC_ABORTED: wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_ABORTED, &data); break; case NL80211_RADAR_NOP_FINISHED: wpa_supplicant_event(drv->ctx, EVENT_DFS_NOP_FINISHED, &data); break; case NL80211_RADAR_PRE_CAC_EXPIRED: wpa_supplicant_event(drv->ctx, EVENT_DFS_PRE_CAC_EXPIRED, &data); break; case NL80211_RADAR_CAC_STARTED: wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_STARTED, &data); break; default: wpa_printf(MSG_DEBUG, "nl80211: Unknown radar event %d " "received", event_type); break; } } static void nl80211_spurious_frame(struct i802_bss *bss, struct nlattr **tb, int wds) { struct wpa_driver_nl80211_data *drv = bss->drv; union wpa_event_data event; if (!tb[NL80211_ATTR_MAC]) return; os_memset(&event, 0, sizeof(event)); event.rx_from_unknown.bssid = bss->addr; event.rx_from_unknown.addr = nla_data(tb[NL80211_ATTR_MAC]); event.rx_from_unknown.wds = wds; wpa_supplicant_event(drv->ctx, EVENT_RX_FROM_UNKNOWN, &event); } #ifdef CONFIG_DRIVER_NL80211_QCA static void qca_nl80211_avoid_freq(struct wpa_driver_nl80211_data *drv, const u8 *data, size_t len) { u32 i, count; union wpa_event_data event; struct wpa_freq_range *range = NULL; const struct qca_avoid_freq_list *freq_range; freq_range = (const struct qca_avoid_freq_list *) data; if (len < sizeof(freq_range->count)) return; count = freq_range->count; if (len < sizeof(freq_range->count) + count * sizeof(struct qca_avoid_freq_range)) { wpa_printf(MSG_DEBUG, "nl80211: Ignored too short avoid frequency list (len=%u)", (unsigned int) len); return; } if (count > 0) { range = os_calloc(count, sizeof(struct wpa_freq_range)); if (range == NULL) return; } os_memset(&event, 0, sizeof(event)); for (i = 0; i < count; i++) { unsigned int idx = event.freq_range.num; range[idx].min = freq_range->range[i].start_freq; range[idx].max = freq_range->range[i].end_freq; wpa_printf(MSG_DEBUG, "nl80211: Avoid frequency range: %u-%u", range[idx].min, range[idx].max); if (range[idx].min > range[idx].max) { wpa_printf(MSG_DEBUG, "nl80211: Ignore invalid frequency range"); continue; } event.freq_range.num++; } event.freq_range.range = range; wpa_supplicant_event(drv->ctx, EVENT_AVOID_FREQUENCIES, &event); os_free(range); } static enum hostapd_hw_mode get_qca_hw_mode(u8 hw_mode) { switch (hw_mode) { case QCA_ACS_MODE_IEEE80211B: return HOSTAPD_MODE_IEEE80211B; case QCA_ACS_MODE_IEEE80211G: return HOSTAPD_MODE_IEEE80211G; case QCA_ACS_MODE_IEEE80211A: return HOSTAPD_MODE_IEEE80211A; case QCA_ACS_MODE_IEEE80211AD: return HOSTAPD_MODE_IEEE80211AD; case QCA_ACS_MODE_IEEE80211ANY: return HOSTAPD_MODE_IEEE80211ANY; default: return NUM_HOSTAPD_MODES; } } static unsigned int chan_to_freq(struct wpa_driver_nl80211_data *drv, u8 chan, enum hostapd_hw_mode hw_mode) { if (hw_mode == NUM_HOSTAPD_MODES) { /* For drivers that do not report ACS_HW_MODE */ u16 num_modes, flags; struct hostapd_hw_modes *modes; u8 dfs_domain; int i; modes = nl80211_get_hw_feature_data(drv->first_bss, &num_modes, &flags, &dfs_domain); if (!modes) { wpa_printf(MSG_DEBUG, "nl80211: Fetching hardware mode failed"); goto try_2_4_or_5; } if (num_modes == 1) hw_mode = modes[0].mode; for (i = 0; i < num_modes; i++) { os_free(modes[i].channels); os_free(modes[i].rates); } os_free(modes); } if (hw_mode == HOSTAPD_MODE_IEEE80211AD) { if (chan >= 1 && chan <= 6) return 56160 + (2160 * chan); return 0; } try_2_4_or_5: if (chan >= 1 && chan <= 13) return 2407 + 5 * chan; if (chan == 14) return 2484; if (chan >= 36 && chan <= 177) return 5000 + 5 * chan; return 0; } static void qca_nl80211_acs_select_ch(struct wpa_driver_nl80211_data *drv, const u8 *data, size_t len) { struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_ACS_MAX + 1]; union wpa_event_data event; u8 chan; wpa_printf(MSG_DEBUG, "nl80211: ACS channel selection vendor event received"); if (nla_parse(tb, QCA_WLAN_VENDOR_ATTR_ACS_MAX, (struct nlattr *) data, len, NULL) || (!tb[QCA_WLAN_VENDOR_ATTR_ACS_PRIMARY_FREQUENCY] && !tb[QCA_WLAN_VENDOR_ATTR_ACS_PRIMARY_CHANNEL]) || (!tb[QCA_WLAN_VENDOR_ATTR_ACS_SECONDARY_FREQUENCY] && !tb[QCA_WLAN_VENDOR_ATTR_ACS_SECONDARY_CHANNEL])) return; os_memset(&event, 0, sizeof(event)); event.acs_selected_channels.hw_mode = NUM_HOSTAPD_MODES; if (tb[QCA_WLAN_VENDOR_ATTR_ACS_HW_MODE]) { u8 hw_mode = nla_get_u8(tb[QCA_WLAN_VENDOR_ATTR_ACS_HW_MODE]); event.acs_selected_channels.hw_mode = get_qca_hw_mode(hw_mode); if (event.acs_selected_channels.hw_mode == NUM_HOSTAPD_MODES || event.acs_selected_channels.hw_mode == HOSTAPD_MODE_IEEE80211ANY) { wpa_printf(MSG_DEBUG, "nl80211: Invalid hw_mode %d in ACS selection event", hw_mode); return; } } if (tb[QCA_WLAN_VENDOR_ATTR_ACS_PRIMARY_FREQUENCY]) { event.acs_selected_channels.pri_freq = nla_get_u32( tb[QCA_WLAN_VENDOR_ATTR_ACS_PRIMARY_FREQUENCY]); } else { chan = nla_get_u8(tb[QCA_WLAN_VENDOR_ATTR_ACS_PRIMARY_CHANNEL]); event.acs_selected_channels.pri_freq = chan_to_freq(drv, chan, event.acs_selected_channels.hw_mode); } if (tb[QCA_WLAN_VENDOR_ATTR_ACS_SECONDARY_FREQUENCY]) { event.acs_selected_channels.sec_freq = nla_get_u32( tb[QCA_WLAN_VENDOR_ATTR_ACS_SECONDARY_FREQUENCY]); } else { chan = nla_get_u8( tb[QCA_WLAN_VENDOR_ATTR_ACS_SECONDARY_CHANNEL]); event.acs_selected_channels.sec_freq = chan_to_freq(drv, chan, event.acs_selected_channels.hw_mode); } if (tb[QCA_WLAN_VENDOR_ATTR_ACS_EDMG_CHANNEL]) event.acs_selected_channels.edmg_channel = nla_get_u8(tb[QCA_WLAN_VENDOR_ATTR_ACS_EDMG_CHANNEL]); if (tb[QCA_WLAN_VENDOR_ATTR_ACS_VHT_SEG0_CENTER_CHANNEL]) event.acs_selected_channels.vht_seg0_center_ch = nla_get_u8(tb[QCA_WLAN_VENDOR_ATTR_ACS_VHT_SEG0_CENTER_CHANNEL]); if (tb[QCA_WLAN_VENDOR_ATTR_ACS_VHT_SEG1_CENTER_CHANNEL]) event.acs_selected_channels.vht_seg1_center_ch = nla_get_u8(tb[QCA_WLAN_VENDOR_ATTR_ACS_VHT_SEG1_CENTER_CHANNEL]); if (tb[QCA_WLAN_VENDOR_ATTR_ACS_CHWIDTH]) event.acs_selected_channels.ch_width = nla_get_u16(tb[QCA_WLAN_VENDOR_ATTR_ACS_CHWIDTH]); wpa_printf(MSG_INFO, "nl80211: ACS Results: PFreq: %d SFreq: %d BW: %d VHT0: %d VHT1: %d HW_MODE: %d EDMGCH: %d", event.acs_selected_channels.pri_freq, event.acs_selected_channels.sec_freq, event.acs_selected_channels.ch_width, event.acs_selected_channels.vht_seg0_center_ch, event.acs_selected_channels.vht_seg1_center_ch, event.acs_selected_channels.hw_mode, event.acs_selected_channels.edmg_channel); /* Ignore ACS channel list check for backwards compatibility */ wpa_supplicant_event(drv->ctx, EVENT_ACS_CHANNEL_SELECTED, &event); } static void qca_nl80211_key_mgmt_auth(struct wpa_driver_nl80211_data *drv, const u8 *data, size_t len) { struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_MAX + 1]; u8 *bssid; wpa_printf(MSG_DEBUG, "nl80211: Key management roam+auth vendor event received"); if (nla_parse(tb, QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_MAX, (struct nlattr *) data, len, NULL) || !tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_BSSID] || nla_len(tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_BSSID]) != ETH_ALEN || !tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_REQ_IE] || !tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_RESP_IE] || !tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_AUTHORIZED]) return; bssid = nla_data(tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_BSSID]); wpa_printf(MSG_DEBUG, " * roam BSSID " MACSTR, MAC2STR(bssid)); mlme_event_connect(drv, NL80211_CMD_ROAM, NULL, tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_BSSID], tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_REQ_IE], tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_RESP_IE], NULL, NULL, tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_AUTHORIZED], tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_KEY_REPLAY_CTR], tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_PTK_KCK], tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_PTK_KEK], tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_SUBNET_STATUS], tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_FILS_ERP_NEXT_SEQ_NUM], tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_PMK], tb[QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_PMKID]); } static void qca_nl80211_key_mgmt_auth_handler(struct wpa_driver_nl80211_data *drv, const u8 *data, size_t len) { if (!drv->roam_indication_done) { wpa_printf(MSG_DEBUG, "nl80211: Pending roam indication, delay processing roam+auth vendor event"); os_get_reltime(&drv->pending_roam_ind_time); os_free(drv->pending_roam_data); drv->pending_roam_data = os_memdup(data, len); if (!drv->pending_roam_data) return; drv->pending_roam_data_len = len; return; } drv->roam_indication_done = false; qca_nl80211_key_mgmt_auth(drv, data, len); } static void qca_nl80211_dfs_offload_radar_event( struct wpa_driver_nl80211_data *drv, u32 subcmd, u8 *msg, int length) { union wpa_event_data data; struct nlattr *tb[NL80211_ATTR_MAX + 1]; wpa_printf(MSG_DEBUG, "nl80211: DFS offload radar vendor event received"); if (nla_parse(tb, NL80211_ATTR_MAX, (struct nlattr *) msg, length, NULL)) return; if (!tb[NL80211_ATTR_WIPHY_FREQ]) { wpa_printf(MSG_INFO, "nl80211: Error parsing WIPHY_FREQ in FS offload radar vendor event"); return; } os_memset(&data, 0, sizeof(data)); data.dfs_event.freq = nla_get_u32(tb[NL80211_ATTR_WIPHY_FREQ]); wpa_printf(MSG_DEBUG, "nl80211: DFS event on freq %d MHz", data.dfs_event.freq); /* Check HT params */ if (tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE]) { data.dfs_event.ht_enabled = 1; data.dfs_event.chan_offset = 0; switch (nla_get_u32(tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE])) { case NL80211_CHAN_NO_HT: data.dfs_event.ht_enabled = 0; break; case NL80211_CHAN_HT20: break; case NL80211_CHAN_HT40PLUS: data.dfs_event.chan_offset = 1; break; case NL80211_CHAN_HT40MINUS: data.dfs_event.chan_offset = -1; break; } } /* Get VHT params */ if (tb[NL80211_ATTR_CHANNEL_WIDTH]) data.dfs_event.chan_width = convert2width(nla_get_u32( tb[NL80211_ATTR_CHANNEL_WIDTH])); if (tb[NL80211_ATTR_CENTER_FREQ1]) data.dfs_event.cf1 = nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ1]); if (tb[NL80211_ATTR_CENTER_FREQ2]) data.dfs_event.cf2 = nla_get_u32(tb[NL80211_ATTR_CENTER_FREQ2]); wpa_printf(MSG_DEBUG, "nl80211: DFS event on freq %d MHz, ht: %d, " "offset: %d, width: %d, cf1: %dMHz, cf2: %dMHz", data.dfs_event.freq, data.dfs_event.ht_enabled, data.dfs_event.chan_offset, data.dfs_event.chan_width, data.dfs_event.cf1, data.dfs_event.cf2); switch (subcmd) { case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_RADAR_DETECTED: wpa_supplicant_event(drv->ctx, EVENT_DFS_RADAR_DETECTED, &data); break; case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_STARTED: wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_STARTED, &data); break; case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_FINISHED: wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_FINISHED, &data); break; case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_ABORTED: wpa_supplicant_event(drv->ctx, EVENT_DFS_CAC_ABORTED, &data); break; case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_NOP_FINISHED: wpa_supplicant_event(drv->ctx, EVENT_DFS_NOP_FINISHED, &data); break; default: wpa_printf(MSG_DEBUG, "nl80211: Unknown DFS offload radar event %d received", subcmd); break; } } static void qca_nl80211_scan_trigger_event(struct wpa_driver_nl80211_data *drv, u8 *data, size_t len) { struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_SCAN_MAX + 1]; u64 cookie = 0; union wpa_event_data event; struct scan_info *info; if (nla_parse(tb, QCA_WLAN_VENDOR_ATTR_SCAN_MAX, (struct nlattr *) data, len, NULL) || !tb[QCA_WLAN_VENDOR_ATTR_SCAN_COOKIE]) return; cookie = nla_get_u64(tb[QCA_WLAN_VENDOR_ATTR_SCAN_COOKIE]); if (cookie != drv->vendor_scan_cookie) { /* External scan trigger event, ignore */ return; } /* Cookie match, own scan */ os_memset(&event, 0, sizeof(event)); info = &event.scan_info; info->external_scan = 0; info->nl_scan_event = 0; drv->scan_state = SCAN_STARTED; wpa_supplicant_event(drv->ctx, EVENT_SCAN_STARTED, &event); } static void send_vendor_scan_event(struct wpa_driver_nl80211_data *drv, int aborted, struct nlattr *tb[], int external_scan) { union wpa_event_data event; struct nlattr *nl; int rem; struct scan_info *info; int freqs[MAX_REPORT_FREQS]; int num_freqs = 0; os_memset(&event, 0, sizeof(event)); info = &event.scan_info; info->aborted = aborted; info->external_scan = external_scan; if (tb[QCA_WLAN_VENDOR_ATTR_SCAN_SSIDS]) { nla_for_each_nested(nl, tb[QCA_WLAN_VENDOR_ATTR_SCAN_SSIDS], rem) { struct wpa_driver_scan_ssid *s = &info->ssids[info->num_ssids]; s->ssid = nla_data(nl); s->ssid_len = nla_len(nl); wpa_printf(MSG_DEBUG, "nl80211: Scan probed for SSID '%s'", wpa_ssid_txt(s->ssid, s->ssid_len)); info->num_ssids++; if (info->num_ssids == WPAS_MAX_SCAN_SSIDS) break; } } if (tb[QCA_WLAN_VENDOR_ATTR_SCAN_FREQUENCIES]) { char msg[500], *pos, *end; int res; pos = msg; end = pos + sizeof(msg); *pos = '\0'; nla_for_each_nested(nl, tb[QCA_WLAN_VENDOR_ATTR_SCAN_FREQUENCIES], rem) { freqs[num_freqs] = nla_get_u32(nl); res = os_snprintf(pos, end - pos, " %d", freqs[num_freqs]); if (!os_snprintf_error(end - pos, res)) pos += res; num_freqs++; if (num_freqs == MAX_REPORT_FREQS - 1) break; } info->freqs = freqs; info->num_freqs = num_freqs; wpa_printf(MSG_DEBUG, "nl80211: Scan included frequencies:%s", msg); } wpa_supplicant_event(drv->ctx, EVENT_SCAN_RESULTS, &event); } static void qca_nl80211_scan_done_event(struct wpa_driver_nl80211_data *drv, u8 *data, size_t len) { struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_SCAN_MAX + 1]; u64 cookie = 0; enum scan_status status; int external_scan; if (nla_parse(tb, QCA_WLAN_VENDOR_ATTR_SCAN_MAX, (struct nlattr *) data, len, NULL) || !tb[QCA_WLAN_VENDOR_ATTR_SCAN_STATUS] || !tb[QCA_WLAN_VENDOR_ATTR_SCAN_COOKIE]) return; status = nla_get_u8(tb[QCA_WLAN_VENDOR_ATTR_SCAN_STATUS]); if (status >= VENDOR_SCAN_STATUS_MAX) return; /* invalid status */ cookie = nla_get_u64(tb[QCA_WLAN_VENDOR_ATTR_SCAN_COOKIE]); if (cookie != drv->vendor_scan_cookie) { /* Event from an external scan, get scan results */ external_scan = 1; } else { external_scan = 0; if (status == VENDOR_SCAN_STATUS_NEW_RESULTS) drv->scan_state = SCAN_COMPLETED; else drv->scan_state = SCAN_ABORTED; eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout, drv, drv->ctx); drv->vendor_scan_cookie = 0; drv->last_scan_cmd = 0; } send_vendor_scan_event(drv, (status == VENDOR_SCAN_STATUS_ABORTED), tb, external_scan); } static void qca_nl80211_p2p_lo_stop_event(struct wpa_driver_nl80211_data *drv, u8 *data, size_t len) { struct nlattr *tb[QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_MAX + 1]; union wpa_event_data event; wpa_printf(MSG_DEBUG, "nl80211: P2P listen offload stop vendor event received"); if (nla_parse(tb, QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_MAX, (struct nlattr *) data, len, NULL) || !tb[QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_STOP_REASON]) return; os_memset(&event, 0, sizeof(event)); event.p2p_lo_stop.reason_code = nla_get_u8(tb[QCA_WLAN_VENDOR_ATTR_P2P_LISTEN_OFFLOAD_STOP_REASON]); wpa_printf(MSG_DEBUG, "nl80211: P2P Listen offload stop reason: %d", event.p2p_lo_stop.reason_code); wpa_supplicant_event(drv->ctx, EVENT_P2P_LO_STOP, &event); } #endif /* CONFIG_DRIVER_NL80211_QCA */ static void nl80211_vendor_event_qca(struct wpa_driver_nl80211_data *drv, u32 subcmd, u8 *data, size_t len) { switch (subcmd) { case QCA_NL80211_VENDOR_SUBCMD_TEST: wpa_hexdump(MSG_DEBUG, "nl80211: QCA test event", data, len); break; #ifdef CONFIG_DRIVER_NL80211_QCA case QCA_NL80211_VENDOR_SUBCMD_AVOID_FREQUENCY: qca_nl80211_avoid_freq(drv, data, len); break; case QCA_NL80211_VENDOR_SUBCMD_KEY_MGMT_ROAM_AUTH: qca_nl80211_key_mgmt_auth_handler(drv, data, len); break; case QCA_NL80211_VENDOR_SUBCMD_DO_ACS: qca_nl80211_acs_select_ch(drv, data, len); break; case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_STARTED: case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_FINISHED: case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_ABORTED: case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_CAC_NOP_FINISHED: case QCA_NL80211_VENDOR_SUBCMD_DFS_OFFLOAD_RADAR_DETECTED: qca_nl80211_dfs_offload_radar_event(drv, subcmd, data, len); break; case QCA_NL80211_VENDOR_SUBCMD_TRIGGER_SCAN: qca_nl80211_scan_trigger_event(drv, data, len); break; case QCA_NL80211_VENDOR_SUBCMD_SCAN_DONE: qca_nl80211_scan_done_event(drv, data, len); break; case QCA_NL80211_VENDOR_SUBCMD_P2P_LISTEN_OFFLOAD_STOP: qca_nl80211_p2p_lo_stop_event(drv, data, len); break; #endif /* CONFIG_DRIVER_NL80211_QCA */ default: wpa_printf(MSG_DEBUG, "nl80211: Ignore unsupported QCA vendor event %u", subcmd); break; } } #ifdef CONFIG_DRIVER_NL80211_BRCM static void brcm_nl80211_acs_select_ch(struct wpa_driver_nl80211_data *drv, const u8 *data, size_t len) { struct nlattr *tb[BRCM_VENDOR_ATTR_ACS_LAST + 1]; union wpa_event_data event; wpa_printf(MSG_DEBUG, "nl80211: BRCM ACS channel selection vendor event received"); if (nla_parse(tb, BRCM_VENDOR_ATTR_ACS_LAST, (struct nlattr *) data, len, NULL) || !tb[BRCM_VENDOR_ATTR_ACS_PRIMARY_FREQ] || !tb[BRCM_VENDOR_ATTR_ACS_SECONDARY_FREQ]) return; os_memset(&event, 0, sizeof(event)); if (tb[BRCM_VENDOR_ATTR_ACS_PRIMARY_FREQ]) event.acs_selected_channels.pri_freq = nla_get_u32(tb[BRCM_VENDOR_ATTR_ACS_PRIMARY_FREQ]); if (tb[BRCM_VENDOR_ATTR_ACS_SECONDARY_FREQ]) event.acs_selected_channels.sec_freq = nla_get_u32(tb[BRCM_VENDOR_ATTR_ACS_SECONDARY_FREQ]); if (tb[BRCM_VENDOR_ATTR_ACS_VHT_SEG0_CENTER_CHANNEL]) event.acs_selected_channels.vht_seg0_center_ch = nla_get_u8(tb[BRCM_VENDOR_ATTR_ACS_VHT_SEG0_CENTER_CHANNEL]); if (tb[BRCM_VENDOR_ATTR_ACS_VHT_SEG0_CENTER_CHANNEL]) event.acs_selected_channels.vht_seg1_center_ch = nla_get_u8(tb[BRCM_VENDOR_ATTR_ACS_VHT_SEG1_CENTER_CHANNEL]); if (tb[BRCM_VENDOR_ATTR_ACS_CHWIDTH]) event.acs_selected_channels.ch_width = nla_get_u16(tb[BRCM_VENDOR_ATTR_ACS_CHWIDTH]); if (tb[BRCM_VENDOR_ATTR_ACS_HW_MODE]) { event.acs_selected_channels.hw_mode = nla_get_u8(tb[BRCM_VENDOR_ATTR_ACS_HW_MODE]); if (event.acs_selected_channels.hw_mode == NUM_HOSTAPD_MODES || event.acs_selected_channels.hw_mode == HOSTAPD_MODE_IEEE80211ANY) { wpa_printf(MSG_DEBUG, "nl80211: Invalid hw_mode %d in ACS selection event", event.acs_selected_channels.hw_mode); return; } } wpa_printf(MSG_DEBUG, "nl80211: ACS Results: PCH: %d SCH: %d BW: %d VHT0: %d VHT1: %d HW_MODE: %d", event.acs_selected_channels.pri_freq, event.acs_selected_channels.sec_freq, event.acs_selected_channels.ch_width, event.acs_selected_channels.vht_seg0_center_ch, event.acs_selected_channels.vht_seg1_center_ch, event.acs_selected_channels.hw_mode); wpa_supplicant_event(drv->ctx, EVENT_ACS_CHANNEL_SELECTED, &event); } static void nl80211_vendor_event_brcm(struct wpa_driver_nl80211_data *drv, u32 subcmd, u8 *data, size_t len) { wpa_printf(MSG_DEBUG, "nl80211: Got BRCM vendor event %u", subcmd); switch (subcmd) { case BRCM_VENDOR_EVENT_PRIV_STR: case BRCM_VENDOR_EVENT_HANGED: /* Dump the event on to the console */ wpa_msg(NULL, MSG_INFO, "%s", data); break; case BRCM_VENDOR_EVENT_ACS: brcm_nl80211_acs_select_ch(drv, data, len); break; default: wpa_printf(MSG_DEBUG, "%s: Ignore unsupported BRCM vendor event %u", __func__, subcmd); break; } } #endif /* CONFIG_DRIVER_NL80211_BRCM */ static void nl80211_vendor_event(struct wpa_driver_nl80211_data *drv, struct nlattr **tb) { u32 vendor_id, subcmd, wiphy = 0; int wiphy_idx; u8 *data = NULL; size_t len = 0; if (!tb[NL80211_ATTR_VENDOR_ID] || !tb[NL80211_ATTR_VENDOR_SUBCMD]) return; vendor_id = nla_get_u32(tb[NL80211_ATTR_VENDOR_ID]); subcmd = nla_get_u32(tb[NL80211_ATTR_VENDOR_SUBCMD]); if (tb[NL80211_ATTR_WIPHY]) wiphy = nla_get_u32(tb[NL80211_ATTR_WIPHY]); wpa_printf(MSG_DEBUG, "nl80211: Vendor event: wiphy=%u vendor_id=0x%x subcmd=%u", wiphy, vendor_id, subcmd); if (tb[NL80211_ATTR_VENDOR_DATA]) { data = nla_data(tb[NL80211_ATTR_VENDOR_DATA]); len = nla_len(tb[NL80211_ATTR_VENDOR_DATA]); wpa_hexdump(MSG_MSGDUMP, "nl80211: Vendor data", data, len); } wiphy_idx = nl80211_get_wiphy_index(drv->first_bss); if (wiphy_idx >= 0 && wiphy_idx != (int) wiphy) { wpa_printf(MSG_DEBUG, "nl80211: Ignore vendor event for foreign wiphy %u (own: %d)", wiphy, wiphy_idx); return; } #ifdef ANDROID #ifdef ANDROID_LIB_EVENT wpa_driver_nl80211_driver_event(drv, vendor_id, subcmd, data, len); #endif /* ANDROID_LIB_EVENT */ #endif /* ANDROID */ switch (vendor_id) { case OUI_QCA: nl80211_vendor_event_qca(drv, subcmd, data, len); break; #ifdef CONFIG_DRIVER_NL80211_BRCM case OUI_BRCM: nl80211_vendor_event_brcm(drv, subcmd, data, len); break; #endif /* CONFIG_DRIVER_NL80211_BRCM */ default: wpa_printf(MSG_DEBUG, "nl80211: Ignore unsupported vendor event"); break; } } static void nl80211_reg_change_event(struct wpa_driver_nl80211_data *drv, struct nlattr *tb[]) { union wpa_event_data data; enum nl80211_reg_initiator init; wpa_printf(MSG_DEBUG, "nl80211: Regulatory domain change"); if (tb[NL80211_ATTR_REG_INITIATOR] == NULL) return; os_memset(&data, 0, sizeof(data)); init = nla_get_u8(tb[NL80211_ATTR_REG_INITIATOR]); wpa_printf(MSG_DEBUG, " * initiator=%d", init); switch (init) { case NL80211_REGDOM_SET_BY_CORE: data.channel_list_changed.initiator = REGDOM_SET_BY_CORE; break; case NL80211_REGDOM_SET_BY_USER: data.channel_list_changed.initiator = REGDOM_SET_BY_USER; break; case NL80211_REGDOM_SET_BY_DRIVER: data.channel_list_changed.initiator = REGDOM_SET_BY_DRIVER; break; case NL80211_REGDOM_SET_BY_COUNTRY_IE: data.channel_list_changed.initiator = REGDOM_SET_BY_COUNTRY_IE; break; } if (tb[NL80211_ATTR_REG_TYPE]) { enum nl80211_reg_type type; type = nla_get_u8(tb[NL80211_ATTR_REG_TYPE]); wpa_printf(MSG_DEBUG, " * type=%d", type); switch (type) { case NL80211_REGDOM_TYPE_COUNTRY: data.channel_list_changed.type = REGDOM_TYPE_COUNTRY; break; case NL80211_REGDOM_TYPE_WORLD: data.channel_list_changed.type = REGDOM_TYPE_WORLD; break; case NL80211_REGDOM_TYPE_CUSTOM_WORLD: data.channel_list_changed.type = REGDOM_TYPE_CUSTOM_WORLD; break; case NL80211_REGDOM_TYPE_INTERSECTION: data.channel_list_changed.type = REGDOM_TYPE_INTERSECTION; break; } } if (tb[NL80211_ATTR_REG_ALPHA2]) { os_strlcpy(data.channel_list_changed.alpha2, nla_get_string(tb[NL80211_ATTR_REG_ALPHA2]), sizeof(data.channel_list_changed.alpha2)); wpa_printf(MSG_DEBUG, " * alpha2=%s", data.channel_list_changed.alpha2); } wpa_supplicant_event(drv->ctx, EVENT_CHANNEL_LIST_CHANGED, &data); } static void nl80211_dump_freq(const char *title, struct nlattr *nl_freq) { static struct nla_policy freq_policy[NL80211_FREQUENCY_ATTR_MAX + 1] = { [NL80211_FREQUENCY_ATTR_FREQ] = { .type = NLA_U32 }, [NL80211_FREQUENCY_ATTR_DISABLED] = { .type = NLA_FLAG }, [NL80211_FREQUENCY_ATTR_NO_IR] = { .type = NLA_FLAG }, [NL80211_FREQUENCY_ATTR_RADAR] = { .type = NLA_FLAG }, [NL80211_FREQUENCY_ATTR_MAX_TX_POWER] = { .type = NLA_U32 }, }; struct nlattr *tb[NL80211_FREQUENCY_ATTR_MAX + 1]; u32 freq = 0, max_tx_power = 0; nla_parse(tb, NL80211_FREQUENCY_ATTR_MAX, nla_data(nl_freq), nla_len(nl_freq), freq_policy); if (tb[NL80211_FREQUENCY_ATTR_FREQ]) freq = nla_get_u32(tb[NL80211_FREQUENCY_ATTR_FREQ]); if (tb[NL80211_FREQUENCY_ATTR_MAX_TX_POWER]) max_tx_power = nla_get_u32(tb[NL80211_FREQUENCY_ATTR_MAX_TX_POWER]); wpa_printf(MSG_DEBUG, "nl80211: Channel (%s): freq=%u max_tx_power=%u%s%s%s", title, freq, max_tx_power, tb[NL80211_FREQUENCY_ATTR_DISABLED] ? " disabled" : "", tb[NL80211_FREQUENCY_ATTR_NO_IR] ? " no-IR" : "", tb[NL80211_FREQUENCY_ATTR_RADAR] ? " radar" : ""); } static void nl80211_reg_beacon_hint_event(struct wpa_driver_nl80211_data *drv, struct nlattr *tb[]) { union wpa_event_data data; wpa_printf(MSG_DEBUG, "nl80211: Regulatory beacon hint"); os_memset(&data, 0, sizeof(data)); data.channel_list_changed.initiator = REGDOM_BEACON_HINT; if (tb[NL80211_ATTR_FREQ_BEFORE]) nl80211_dump_freq("before", tb[NL80211_ATTR_FREQ_BEFORE]); if (tb[NL80211_ATTR_FREQ_AFTER]) nl80211_dump_freq("after", tb[NL80211_ATTR_FREQ_AFTER]); wpa_supplicant_event(drv->ctx, EVENT_CHANNEL_LIST_CHANGED, &data); } static void nl80211_external_auth(struct wpa_driver_nl80211_data *drv, struct nlattr **tb) { union wpa_event_data event; enum nl80211_external_auth_action act; if (!tb[NL80211_ATTR_AKM_SUITES] || !tb[NL80211_ATTR_EXTERNAL_AUTH_ACTION] || !tb[NL80211_ATTR_BSSID] || !tb[NL80211_ATTR_SSID]) return; os_memset(&event, 0, sizeof(event)); act = nla_get_u32(tb[NL80211_ATTR_EXTERNAL_AUTH_ACTION]); switch (act) { case NL80211_EXTERNAL_AUTH_START: event.external_auth.action = EXT_AUTH_START; break; case NL80211_EXTERNAL_AUTH_ABORT: event.external_auth.action = EXT_AUTH_ABORT; break; default: return; } event.external_auth.key_mgmt_suite = nla_get_u32(tb[NL80211_ATTR_AKM_SUITES]); event.external_auth.ssid_len = nla_len(tb[NL80211_ATTR_SSID]); if (event.external_auth.ssid_len > SSID_MAX_LEN) return; event.external_auth.ssid = nla_data(tb[NL80211_ATTR_SSID]); event.external_auth.bssid = nla_data(tb[NL80211_ATTR_BSSID]); wpa_printf(MSG_DEBUG, "nl80211: External auth action: %u, AKM: 0x%x", event.external_auth.action, event.external_auth.key_mgmt_suite); wpa_supplicant_event(drv->ctx, EVENT_EXTERNAL_AUTH, &event); } static void nl80211_port_authorized(struct wpa_driver_nl80211_data *drv, struct nlattr **tb) { const u8 *addr; if (!tb[NL80211_ATTR_MAC] || nla_len(tb[NL80211_ATTR_MAC]) != ETH_ALEN) { wpa_printf(MSG_DEBUG, "nl80211: Ignore port authorized event without BSSID"); return; } addr = nla_data(tb[NL80211_ATTR_MAC]); if (os_memcmp(addr, drv->bssid, ETH_ALEN) != 0) { wpa_printf(MSG_DEBUG, "nl80211: Ignore port authorized event for " MACSTR " (not the currently connected BSSID " MACSTR ")", MAC2STR(addr), MAC2STR(drv->bssid)); return; } wpa_supplicant_event(drv->ctx, EVENT_PORT_AUTHORIZED, NULL); } static void nl80211_sta_opmode_change_event(struct wpa_driver_nl80211_data *drv, struct nlattr **tb) { union wpa_event_data ed; u8 smps_mode, max_bw; if (!tb[NL80211_ATTR_MAC] || (!tb[NL80211_ATTR_CHANNEL_WIDTH] && !tb[NL80211_ATTR_SMPS_MODE] && !tb[NL80211_ATTR_NSS])) return; ed.sta_opmode.smps_mode = SMPS_INVALID; ed.sta_opmode.chan_width = CHAN_WIDTH_UNKNOWN; ed.sta_opmode.rx_nss = 0xff; ed.sta_opmode.addr = nla_data(tb[NL80211_ATTR_MAC]); if (tb[NL80211_ATTR_SMPS_MODE]) { smps_mode = nla_get_u8(tb[NL80211_ATTR_SMPS_MODE]); switch (smps_mode) { case NL80211_SMPS_OFF: ed.sta_opmode.smps_mode = SMPS_OFF; break; case NL80211_SMPS_STATIC: ed.sta_opmode.smps_mode = SMPS_STATIC; break; case NL80211_SMPS_DYNAMIC: ed.sta_opmode.smps_mode = SMPS_DYNAMIC; break; default: ed.sta_opmode.smps_mode = SMPS_INVALID; break; } } if (tb[NL80211_ATTR_CHANNEL_WIDTH]) { max_bw = nla_get_u32(tb[NL80211_ATTR_CHANNEL_WIDTH]); switch (max_bw) { case NL80211_CHAN_WIDTH_20_NOHT: ed.sta_opmode.chan_width = CHAN_WIDTH_20_NOHT; break; case NL80211_CHAN_WIDTH_20: ed.sta_opmode.chan_width = CHAN_WIDTH_20; break; case NL80211_CHAN_WIDTH_40: ed.sta_opmode.chan_width = CHAN_WIDTH_40; break; case NL80211_CHAN_WIDTH_80: ed.sta_opmode.chan_width = CHAN_WIDTH_80; break; case NL80211_CHAN_WIDTH_80P80: ed.sta_opmode.chan_width = CHAN_WIDTH_80P80; break; case NL80211_CHAN_WIDTH_160: ed.sta_opmode.chan_width = CHAN_WIDTH_160; break; case NL80211_CHAN_WIDTH_320: ed.sta_opmode.chan_width = CHAN_WIDTH_320; break; default: ed.sta_opmode.chan_width = CHAN_WIDTH_UNKNOWN; break; } } if (tb[NL80211_ATTR_NSS]) ed.sta_opmode.rx_nss = nla_get_u8(tb[NL80211_ATTR_NSS]); wpa_supplicant_event(drv->ctx, EVENT_STATION_OPMODE_CHANGED, &ed); } static void nl80211_control_port_frame(struct wpa_driver_nl80211_data *drv, struct nlattr **tb) { u8 *src_addr; u16 ethertype; enum frame_encryption encrypted; if (!tb[NL80211_ATTR_MAC] || !tb[NL80211_ATTR_FRAME] || !tb[NL80211_ATTR_CONTROL_PORT_ETHERTYPE]) return; src_addr = nla_data(tb[NL80211_ATTR_MAC]); ethertype = nla_get_u16(tb[NL80211_ATTR_CONTROL_PORT_ETHERTYPE]); encrypted = nla_get_flag(tb[NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT]) ? FRAME_NOT_ENCRYPTED : FRAME_ENCRYPTED; switch (ethertype) { case ETH_P_RSN_PREAUTH: wpa_printf(MSG_INFO, "nl80211: Got pre-auth frame from " MACSTR " over control port unexpectedly", MAC2STR(src_addr)); break; case ETH_P_PAE: drv_event_eapol_rx2(drv->ctx, src_addr, nla_data(tb[NL80211_ATTR_FRAME]), nla_len(tb[NL80211_ATTR_FRAME]), encrypted); break; default: wpa_printf(MSG_INFO, "nl80211: Unexpected ethertype 0x%04x from " MACSTR " over control port", ethertype, MAC2STR(src_addr)); break; } } static void nl80211_control_port_frame_tx_status(struct wpa_driver_nl80211_data *drv, const u8 *frame, size_t len, struct nlattr *ack, struct nlattr *cookie) { union wpa_event_data event; if (!cookie || len < ETH_HLEN) return; wpa_printf(MSG_DEBUG, "nl80211: Control port TX status (ack=%d), cookie=%llu", ack != NULL, (long long unsigned int) nla_get_u64(cookie)); os_memset(&event, 0, sizeof(event)); event.eapol_tx_status.dst = frame; event.eapol_tx_status.data = frame + ETH_HLEN; event.eapol_tx_status.data_len = len - ETH_HLEN; event.eapol_tx_status.ack = ack != NULL; wpa_supplicant_event(drv->ctx, EVENT_EAPOL_TX_STATUS, &event); } static void nl80211_frame_wait_cancel(struct wpa_driver_nl80211_data *drv, struct nlattr *cookie_attr) { unsigned int i; u64 cookie; bool match = false; if (!cookie_attr) return; cookie = nla_get_u64(cookie_attr); for (i = 0; i < drv->num_send_frame_cookies; i++) { if (cookie == drv->send_frame_cookies[i]) { match = true; break; } } wpa_printf(MSG_DEBUG, "nl80211: TX frame wait expired for cookie 0x%llx%s%s", (long long unsigned int) cookie, match ? " (match)" : "", drv->send_frame_cookie == cookie ? " (match-saved)" : ""); if (drv->send_frame_cookie == cookie) drv->send_frame_cookie = (u64) -1; if (!match) return; if (i < drv->num_send_frame_cookies - 1) os_memmove(&drv->send_frame_cookies[i], &drv->send_frame_cookies[i + 1], (drv->num_send_frame_cookies - i - 1) * sizeof(u64)); drv->num_send_frame_cookies--; wpa_supplicant_event(drv->ctx, EVENT_TX_WAIT_EXPIRE, NULL); } static void nl80211_assoc_comeback(struct wpa_driver_nl80211_data *drv, struct nlattr *mac, struct nlattr *timeout) { if (!mac || !timeout) return; wpa_printf(MSG_DEBUG, "nl80211: Association comeback requested by " MACSTR " (timeout: %u ms)", MAC2STR((u8 *) nla_data(mac)), nla_get_u32(timeout)); } #ifdef CONFIG_IEEE80211AX static void nl80211_obss_color_collision(struct wpa_driver_nl80211_data *drv, struct nlattr *tb[]) { union wpa_event_data data; if (!tb[NL80211_ATTR_OBSS_COLOR_BITMAP]) return; os_memset(&data, 0, sizeof(data)); data.bss_color_collision.bitmap = nla_get_u64(tb[NL80211_ATTR_OBSS_COLOR_BITMAP]); wpa_printf(MSG_DEBUG, "nl80211: BSS color collision - bitmap %08lx", data.bss_color_collision.bitmap); wpa_supplicant_event(drv->ctx, EVENT_BSS_COLOR_COLLISION, &data); } static void nl80211_color_change_announcement_started(struct wpa_driver_nl80211_data *drv) { union wpa_event_data data = {}; wpa_printf(MSG_DEBUG, "nl80211: CCA started"); wpa_supplicant_event(drv->ctx, EVENT_CCA_STARTED_NOTIFY, &data); } static void nl80211_color_change_announcement_aborted(struct wpa_driver_nl80211_data *drv) { union wpa_event_data data = {}; wpa_printf(MSG_DEBUG, "nl80211: CCA aborted"); wpa_supplicant_event(drv->ctx, EVENT_CCA_ABORTED_NOTIFY, &data); } static void nl80211_color_change_announcement_completed(struct wpa_driver_nl80211_data *drv) { union wpa_event_data data = {}; wpa_printf(MSG_DEBUG, "nl80211: CCA completed"); wpa_supplicant_event(drv->ctx, EVENT_CCA_NOTIFY, &data); } #endif /* CONFIG_IEEE80211AX */ static void do_process_drv_event(struct i802_bss *bss, int cmd, struct nlattr **tb) { struct wpa_driver_nl80211_data *drv = bss->drv; int external_scan_event = 0; struct nlattr *frame = tb[NL80211_ATTR_FRAME]; wpa_printf(MSG_DEBUG, "nl80211: Drv Event %d (%s) received for %s", cmd, nl80211_command_to_string(cmd), bss->ifname); #ifdef CONFIG_DRIVER_NL80211_QCA if (cmd == NL80211_CMD_ROAM && (drv->capa.flags & WPA_DRIVER_FLAGS_KEY_MGMT_OFFLOAD)) { if (drv->pending_roam_data) { struct os_reltime now, age; os_get_reltime(&now); os_reltime_sub(&now, &drv->pending_roam_ind_time, &age); if (age.sec == 0 && age.usec < 100000) { wpa_printf(MSG_DEBUG, "nl80211: Process pending roam+auth vendor event"); qca_nl80211_key_mgmt_auth( drv, drv->pending_roam_data, drv->pending_roam_data_len); } os_free(drv->pending_roam_data); drv->pending_roam_data = NULL; return; } /* * Device will use roam+auth vendor event to indicate * roaming, so ignore the regular roam event. */ drv->roam_indication_done = true; wpa_printf(MSG_DEBUG, "nl80211: Ignore roam event (cmd=%d), device will use vendor event roam+auth", cmd); return; } #endif /* CONFIG_DRIVER_NL80211_QCA */ if (drv->ap_scan_as_station != NL80211_IFTYPE_UNSPECIFIED && (cmd == NL80211_CMD_NEW_SCAN_RESULTS || cmd == NL80211_CMD_SCAN_ABORTED)) nl80211_restore_ap_mode(bss); switch (cmd) { case NL80211_CMD_TRIGGER_SCAN: wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: Scan trigger"); drv->scan_state = SCAN_STARTED; if (drv->scan_for_auth) { /* * Cannot indicate EVENT_SCAN_STARTED here since we skip * EVENT_SCAN_RESULTS in scan_for_auth case and the * upper layer implementation could get confused about * scanning state. */ wpa_printf(MSG_DEBUG, "nl80211: Do not indicate scan-start event due to internal scan_for_auth"); break; } wpa_supplicant_event(drv->ctx, EVENT_SCAN_STARTED, NULL); break; case NL80211_CMD_START_SCHED_SCAN: wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: Sched scan started"); drv->scan_state = SCHED_SCAN_STARTED; break; case NL80211_CMD_SCHED_SCAN_STOPPED: wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: Sched scan stopped"); drv->scan_state = SCHED_SCAN_STOPPED; wpa_supplicant_event(drv->ctx, EVENT_SCHED_SCAN_STOPPED, NULL); break; case NL80211_CMD_NEW_SCAN_RESULTS: wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: New scan results available"); if (drv->last_scan_cmd != NL80211_CMD_VENDOR) drv->scan_state = SCAN_COMPLETED; drv->scan_complete_events = 1; if (drv->last_scan_cmd == NL80211_CMD_TRIGGER_SCAN) { eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout, drv, drv->ctx); drv->last_scan_cmd = 0; } else { external_scan_event = 1; } send_scan_event(drv, 0, tb, external_scan_event); break; case NL80211_CMD_SCHED_SCAN_RESULTS: wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: New sched scan results available"); drv->scan_state = SCHED_SCAN_RESULTS; send_scan_event(drv, 0, tb, 0); break; case NL80211_CMD_SCAN_ABORTED: wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: Scan aborted"); if (drv->last_scan_cmd != NL80211_CMD_VENDOR) drv->scan_state = SCAN_ABORTED; if (drv->last_scan_cmd == NL80211_CMD_TRIGGER_SCAN) { /* * Need to indicate that scan results are available in * order not to make wpa_supplicant stop its scanning. */ eloop_cancel_timeout(wpa_driver_nl80211_scan_timeout, drv, drv->ctx); drv->last_scan_cmd = 0; } else { external_scan_event = 1; } send_scan_event(drv, 1, tb, external_scan_event); break; case NL80211_CMD_AUTHENTICATE: case NL80211_CMD_ASSOCIATE: case NL80211_CMD_DEAUTHENTICATE: case NL80211_CMD_DISASSOCIATE: case NL80211_CMD_FRAME_TX_STATUS: case NL80211_CMD_UNPROT_DEAUTHENTICATE: case NL80211_CMD_UNPROT_DISASSOCIATE: mlme_event(bss, cmd, tb[NL80211_ATTR_FRAME], tb[NL80211_ATTR_MAC], tb[NL80211_ATTR_TIMED_OUT], tb[NL80211_ATTR_WIPHY_FREQ], tb[NL80211_ATTR_ACK], tb[NL80211_ATTR_COOKIE], tb[NL80211_ATTR_RX_SIGNAL_DBM], tb[NL80211_ATTR_STA_WME], tb[NL80211_ATTR_REQ_IE]); break; case NL80211_CMD_CONNECT: case NL80211_CMD_ROAM: mlme_event_connect(drv, cmd, tb[NL80211_ATTR_STATUS_CODE], tb[NL80211_ATTR_MAC], tb[NL80211_ATTR_REQ_IE], tb[NL80211_ATTR_RESP_IE], tb[NL80211_ATTR_TIMED_OUT], tb[NL80211_ATTR_TIMEOUT_REASON], NULL, NULL, NULL, tb[NL80211_ATTR_FILS_KEK], NULL, tb[NL80211_ATTR_FILS_ERP_NEXT_SEQ_NUM], tb[NL80211_ATTR_PMK], tb[NL80211_ATTR_PMKID]); break; case NL80211_CMD_CH_SWITCH_STARTED_NOTIFY: mlme_event_ch_switch(drv, tb[NL80211_ATTR_IFINDEX], tb[NL80211_ATTR_WIPHY_FREQ], tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE], tb[NL80211_ATTR_CHANNEL_WIDTH], tb[NL80211_ATTR_CENTER_FREQ1], tb[NL80211_ATTR_CENTER_FREQ2], 0); break; case NL80211_CMD_CH_SWITCH_NOTIFY: mlme_event_ch_switch(drv, tb[NL80211_ATTR_IFINDEX], tb[NL80211_ATTR_WIPHY_FREQ], tb[NL80211_ATTR_WIPHY_CHANNEL_TYPE], tb[NL80211_ATTR_CHANNEL_WIDTH], tb[NL80211_ATTR_CENTER_FREQ1], tb[NL80211_ATTR_CENTER_FREQ2], 1); break; case NL80211_CMD_DISCONNECT: mlme_event_disconnect(drv, tb[NL80211_ATTR_REASON_CODE], tb[NL80211_ATTR_MAC], tb[NL80211_ATTR_DISCONNECTED_BY_AP]); break; case NL80211_CMD_MICHAEL_MIC_FAILURE: mlme_event_michael_mic_failure(bss, tb); break; case NL80211_CMD_JOIN_IBSS: mlme_event_join_ibss(drv, tb); break; case NL80211_CMD_REMAIN_ON_CHANNEL: mlme_event_remain_on_channel(drv, 0, tb); break; case NL80211_CMD_CANCEL_REMAIN_ON_CHANNEL: mlme_event_remain_on_channel(drv, 1, tb); break; case NL80211_CMD_NOTIFY_CQM: nl80211_cqm_event(drv, tb); break; case NL80211_CMD_REG_CHANGE: case NL80211_CMD_WIPHY_REG_CHANGE: nl80211_reg_change_event(drv, tb); break; case NL80211_CMD_REG_BEACON_HINT: nl80211_reg_beacon_hint_event(drv, tb); break; case NL80211_CMD_NEW_STATION: nl80211_new_station_event(drv, bss, tb); break; case NL80211_CMD_DEL_STATION: nl80211_del_station_event(drv, bss, tb); break; case NL80211_CMD_SET_REKEY_OFFLOAD: nl80211_rekey_offload_event(drv, tb); break; case NL80211_CMD_PMKSA_CANDIDATE: nl80211_pmksa_candidate_event(drv, tb); break; case NL80211_CMD_PROBE_CLIENT: nl80211_client_probe_event(drv, tb); break; case NL80211_CMD_TDLS_OPER: nl80211_tdls_oper_event(drv, tb); break; case NL80211_CMD_CONN_FAILED: nl80211_connect_failed_event(drv, tb); break; case NL80211_CMD_FT_EVENT: mlme_event_ft_event(drv, tb); break; case NL80211_CMD_RADAR_DETECT: nl80211_radar_event(drv, tb); break; case NL80211_CMD_STOP_AP: nl80211_stop_ap(drv, tb); break; case NL80211_CMD_VENDOR: nl80211_vendor_event(drv, tb); break; case NL80211_CMD_NEW_PEER_CANDIDATE: nl80211_new_peer_candidate(drv, tb); break; case NL80211_CMD_PORT_AUTHORIZED: nl80211_port_authorized(drv, tb); break; case NL80211_CMD_STA_OPMODE_CHANGED: nl80211_sta_opmode_change_event(drv, tb); break; case NL80211_CMD_UPDATE_OWE_INFO: mlme_event_dh_event(drv, bss, tb); break; case NL80211_CMD_UNPROT_BEACON: if (frame) mlme_event_unprot_beacon(drv, nla_data(frame), nla_len(frame)); break; case NL80211_CMD_CONTROL_PORT_FRAME_TX_STATUS: if (!frame) break; nl80211_control_port_frame_tx_status(drv, nla_data(frame), nla_len(frame), tb[NL80211_ATTR_ACK], tb[NL80211_ATTR_COOKIE]); break; case NL80211_CMD_FRAME_WAIT_CANCEL: nl80211_frame_wait_cancel(drv, tb[NL80211_ATTR_COOKIE]); break; case NL80211_CMD_ASSOC_COMEBACK: nl80211_assoc_comeback(drv, tb[NL80211_ATTR_MAC], tb[NL80211_ATTR_TIMEOUT]); break; #ifdef CONFIG_IEEE80211AX case NL80211_CMD_OBSS_COLOR_COLLISION: nl80211_obss_color_collision(drv, tb); break; case NL80211_CMD_COLOR_CHANGE_STARTED: nl80211_color_change_announcement_started(drv); break; case NL80211_CMD_COLOR_CHANGE_ABORTED: nl80211_color_change_announcement_aborted(drv); break; case NL80211_CMD_COLOR_CHANGE_COMPLETED: nl80211_color_change_announcement_completed(drv); break; #endif /* CONFIG_IEEE80211AX */ default: wpa_dbg(drv->ctx, MSG_DEBUG, "nl80211: Ignored unknown event " "(cmd=%d)", cmd); break; } } int process_global_event(struct nl_msg *msg, void *arg) { struct nl80211_global *global = arg; struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); struct nlattr *tb[NL80211_ATTR_MAX + 1]; struct wpa_driver_nl80211_data *drv, *tmp; int ifidx = -1, wiphy_idx = -1, wiphy_idx_rx = -1; struct i802_bss *bss; u64 wdev_id = 0; int wdev_id_set = 0; int wiphy_idx_set = 0; nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), genlmsg_attrlen(gnlh, 0), NULL); if (tb[NL80211_ATTR_IFINDEX]) ifidx = nla_get_u32(tb[NL80211_ATTR_IFINDEX]); else if (tb[NL80211_ATTR_WDEV]) { wdev_id = nla_get_u64(tb[NL80211_ATTR_WDEV]); wdev_id_set = 1; } else if (tb[NL80211_ATTR_WIPHY]) { wiphy_idx_rx = nla_get_u32(tb[NL80211_ATTR_WIPHY]); wiphy_idx_set = 1; } dl_list_for_each_safe(drv, tmp, &global->interfaces, struct wpa_driver_nl80211_data, list) { for (bss = drv->first_bss; bss; bss = bss->next) { if (wiphy_idx_set) wiphy_idx = nl80211_get_wiphy_index(bss); if ((ifidx == -1 && !wiphy_idx_set && !wdev_id_set) || ifidx == bss->ifindex || (wiphy_idx_set && wiphy_idx == wiphy_idx_rx) || (wdev_id_set && bss->wdev_id_set && wdev_id == bss->wdev_id)) { do_process_drv_event(bss, gnlh->cmd, tb); return NL_SKIP; } } wpa_printf(MSG_DEBUG, "nl80211: Ignored event %d (%s) for foreign interface (ifindex %d wdev 0x%llx)", gnlh->cmd, nl80211_command_to_string(gnlh->cmd), ifidx, (long long unsigned int) wdev_id); } return NL_SKIP; } int process_bss_event(struct nl_msg *msg, void *arg) { struct i802_bss *bss = arg; struct genlmsghdr *gnlh = nlmsg_data(nlmsg_hdr(msg)); struct nlattr *tb[NL80211_ATTR_MAX + 1]; nla_parse(tb, NL80211_ATTR_MAX, genlmsg_attrdata(gnlh, 0), genlmsg_attrlen(gnlh, 0), NULL); wpa_printf(MSG_DEBUG, "nl80211: BSS Event %d (%s) received for %s", gnlh->cmd, nl80211_command_to_string(gnlh->cmd), bss->ifname); switch (gnlh->cmd) { case NL80211_CMD_FRAME: case NL80211_CMD_FRAME_TX_STATUS: mlme_event(bss, gnlh->cmd, tb[NL80211_ATTR_FRAME], tb[NL80211_ATTR_MAC], tb[NL80211_ATTR_TIMED_OUT], tb[NL80211_ATTR_WIPHY_FREQ], tb[NL80211_ATTR_ACK], tb[NL80211_ATTR_COOKIE], tb[NL80211_ATTR_RX_SIGNAL_DBM], tb[NL80211_ATTR_STA_WME], NULL); break; case NL80211_CMD_UNEXPECTED_FRAME: nl80211_spurious_frame(bss, tb, 0); break; case NL80211_CMD_UNEXPECTED_4ADDR_FRAME: nl80211_spurious_frame(bss, tb, 1); break; case NL80211_CMD_EXTERNAL_AUTH: nl80211_external_auth(bss->drv, tb); break; case NL80211_CMD_CONTROL_PORT_FRAME: nl80211_control_port_frame(bss->drv, tb); break; default: wpa_printf(MSG_DEBUG, "nl80211: Ignored unknown event " "(cmd=%d)", gnlh->cmd); break; } return NL_SKIP; }