ASR_BASE
Change-Id: Icf3719cc0afe3eeb3edc7fa80a2eb5199ca9dda1
diff --git a/package/kernel/asr-wl/asr-hostapd/asr-hostapd-2023-06-22/src/ap/beacon.c b/package/kernel/asr-wl/asr-hostapd/asr-hostapd-2023-06-22/src/ap/beacon.c
new file mode 100644
index 0000000..78b3476
--- /dev/null
+++ b/package/kernel/asr-wl/asr-hostapd/asr-hostapd-2023-06-22/src/ap/beacon.c
@@ -0,0 +1,2285 @@
+/*
+ * hostapd / IEEE 802.11 Management: Beacon and Probe Request/Response
+ * Copyright (c) 2002-2004, Instant802 Networks, Inc.
+ * Copyright (c) 2005-2006, Devicescape Software, Inc.
+ * Copyright (c) 2008-2012, Jouni Malinen <j@w1.fi>
+ *
+ * This software may be distributed under the terms of the BSD license.
+ * See README for more details.
+ */
+
+#include "utils/includes.h"
+
+#ifndef CONFIG_NATIVE_WINDOWS
+
+#include "utils/common.h"
+#include "common/ieee802_11_defs.h"
+#include "common/ieee802_11_common.h"
+#include "common/hw_features_common.h"
+#include "common/wpa_ctrl.h"
+#include "wps/wps_defs.h"
+#include "p2p/p2p.h"
+#include "hostapd.h"
+#include "ieee802_11.h"
+#include "wpa_auth.h"
+#include "wmm.h"
+#include "ap_config.h"
+#include "sta_info.h"
+#include "p2p_hostapd.h"
+#include "ap_drv_ops.h"
+#include "beacon.h"
+#include "hs20.h"
+#include "dfs.h"
+#include "taxonomy.h"
+#include "ieee802_11_auth.h"
+
+
+#ifdef NEED_AP_MLME
+
+static u8 * hostapd_eid_bss_load(struct hostapd_data *hapd, u8 *eid, size_t len)
+{
+ if (len < 2 + 5)
+ return eid;
+
+#ifdef CONFIG_TESTING_OPTIONS
+ if (hapd->conf->bss_load_test_set) {
+ *eid++ = WLAN_EID_BSS_LOAD;
+ *eid++ = 5;
+ os_memcpy(eid, hapd->conf->bss_load_test, 5);
+ eid += 5;
+ return eid;
+ }
+#endif /* CONFIG_TESTING_OPTIONS */
+ if (hapd->conf->bss_load_update_period) {
+ *eid++ = WLAN_EID_BSS_LOAD;
+ *eid++ = 5;
+ WPA_PUT_LE16(eid, hapd->num_sta);
+ eid += 2;
+ *eid++ = hapd->iface->channel_utilization;
+ WPA_PUT_LE16(eid, 0); /* no available admission capabity */
+ eid += 2;
+ }
+ return eid;
+}
+
+
+static u8 ieee802_11_erp_info(struct hostapd_data *hapd)
+{
+ u8 erp = 0;
+
+ if (hapd->iface->current_mode == NULL ||
+ hapd->iface->current_mode->mode != HOSTAPD_MODE_IEEE80211G)
+ return 0;
+
+ if (hapd->iface->olbc)
+ erp |= ERP_INFO_USE_PROTECTION;
+ if (hapd->iface->num_sta_non_erp > 0) {
+ erp |= ERP_INFO_NON_ERP_PRESENT |
+ ERP_INFO_USE_PROTECTION;
+ }
+ if (hapd->iface->num_sta_no_short_preamble > 0 ||
+ hapd->iconf->preamble == LONG_PREAMBLE)
+ erp |= ERP_INFO_BARKER_PREAMBLE_MODE;
+
+ return erp;
+}
+
+
+static u8 * hostapd_eid_ds_params(struct hostapd_data *hapd, u8 *eid)
+{
+ *eid++ = WLAN_EID_DS_PARAMS;
+ *eid++ = 1;
+ *eid++ = hapd->iconf->channel;
+ return eid;
+}
+
+
+static u8 * hostapd_eid_erp_info(struct hostapd_data *hapd, u8 *eid)
+{
+ if (hapd->iface->current_mode == NULL ||
+ hapd->iface->current_mode->mode != HOSTAPD_MODE_IEEE80211G)
+ return eid;
+
+ /* Set NonERP_present and use_protection bits if there
+ * are any associated NonERP stations. */
+ /* TODO: use_protection bit can be set to zero even if
+ * there are NonERP stations present. This optimization
+ * might be useful if NonERP stations are "quiet".
+ * See 802.11g/D6 E-1 for recommended practice.
+ * In addition, Non ERP present might be set, if AP detects Non ERP
+ * operation on other APs. */
+
+ /* Add ERP Information element */
+ *eid++ = WLAN_EID_ERP_INFO;
+ *eid++ = 1;
+ *eid++ = ieee802_11_erp_info(hapd);
+
+ return eid;
+}
+
+
+static u8 * hostapd_eid_pwr_constraint(struct hostapd_data *hapd, u8 *eid)
+{
+ u8 *pos = eid;
+ u8 local_pwr_constraint = 0;
+ int dfs;
+
+ if (hapd->iface->current_mode == NULL ||
+ hapd->iface->current_mode->mode != HOSTAPD_MODE_IEEE80211A)
+ return eid;
+
+ /* Let host drivers add this IE if DFS support is offloaded */
+ if (hapd->iface->drv_flags & WPA_DRIVER_FLAGS_DFS_OFFLOAD)
+ return eid;
+
+ /*
+ * There is no DFS support and power constraint was not directly
+ * requested by config option.
+ */
+ if (!hapd->iconf->ieee80211h &&
+ hapd->iconf->local_pwr_constraint == -1)
+ return eid;
+
+ /* Check if DFS is required by regulatory. */
+ dfs = hostapd_is_dfs_required(hapd->iface);
+ if (dfs < 0) {
+ wpa_printf(MSG_WARNING, "Failed to check if DFS is required; ret=%d",
+ dfs);
+ dfs = 0;
+ }
+
+ if (dfs == 0 && hapd->iconf->local_pwr_constraint == -1)
+ return eid;
+
+ /*
+ * ieee80211h (DFS) is enabled so Power Constraint element shall
+ * be added when running on DFS channel whenever local_pwr_constraint
+ * is configured or not. In order to meet regulations when TPC is not
+ * implemented using a transmit power that is below the legal maximum
+ * (including any mitigation factor) should help. In this case,
+ * indicate 3 dB below maximum allowed transmit power.
+ */
+ if (hapd->iconf->local_pwr_constraint == -1)
+ local_pwr_constraint = 3;
+
+ /*
+ * A STA that is not an AP shall use a transmit power less than or
+ * equal to the local maximum transmit power level for the channel.
+ * The local maximum transmit power can be calculated from the formula:
+ * local max TX pwr = max TX pwr - local pwr constraint
+ * Where max TX pwr is maximum transmit power level specified for
+ * channel in Country element and local pwr constraint is specified
+ * for channel in this Power Constraint element.
+ */
+
+ /* Element ID */
+ *pos++ = WLAN_EID_PWR_CONSTRAINT;
+ /* Length */
+ *pos++ = 1;
+ /* Local Power Constraint */
+ if (local_pwr_constraint)
+ *pos++ = local_pwr_constraint;
+ else
+ *pos++ = hapd->iconf->local_pwr_constraint;
+
+ return pos;
+}
+
+
+static u8 * hostapd_eid_country_add(struct hostapd_data *hapd, u8 *pos,
+ u8 *end, int chan_spacing,
+ struct hostapd_channel_data *start,
+ struct hostapd_channel_data *prev)
+{
+ if (end - pos < 3)
+ return pos;
+
+ /* first channel number */
+ *pos++ = start->chan;
+ /* number of channels */
+ *pos++ = (prev->chan - start->chan) / chan_spacing + 1;
+ /* maximum transmit power level */
+ if (!is_6ghz_op_class(hapd->iconf->op_class))
+ *pos++ = start->max_tx_power;
+ else
+ *pos++ = 0; /* Reserved when operating on the 6 GHz band */
+
+ return pos;
+}
+
+
+static u8 * hostapd_fill_subband_triplets(struct hostapd_data *hapd, u8 *pos,
+ u8 *end)
+{
+ int i;
+ struct hostapd_hw_modes *mode;
+ struct hostapd_channel_data *start, *prev;
+ int chan_spacing = 1;
+
+ mode = hapd->iface->current_mode;
+ if (mode->mode == HOSTAPD_MODE_IEEE80211A)
+ chan_spacing = 4;
+
+ start = prev = NULL;
+ for (i = 0; i < mode->num_channels; i++) {
+ struct hostapd_channel_data *chan = &mode->channels[i];
+ if (chan->flag & HOSTAPD_CHAN_DISABLED)
+ continue;
+ if (start && prev &&
+ prev->chan + chan_spacing == chan->chan &&
+ start->max_tx_power == chan->max_tx_power) {
+ prev = chan;
+ continue; /* can use same entry */
+ }
+
+ if (start && prev) {
+ pos = hostapd_eid_country_add(hapd, pos, end,
+ chan_spacing,
+ start, prev);
+ start = NULL;
+ }
+
+ /* Start new group */
+ start = prev = chan;
+ }
+
+ if (start) {
+ pos = hostapd_eid_country_add(hapd, pos, end, chan_spacing,
+ start, prev);
+ }
+
+ return pos;
+}
+
+
+static u8 * hostapd_eid_country(struct hostapd_data *hapd, u8 *eid,
+ int max_len)
+{
+ u8 *pos = eid;
+ u8 *end = eid + max_len;
+
+ if (!hapd->iconf->ieee80211d || max_len < 6 ||
+ hapd->iface->current_mode == NULL)
+ return eid;
+
+ *pos++ = WLAN_EID_COUNTRY;
+ pos++; /* length will be set later */
+ os_memcpy(pos, hapd->iconf->country, 3); /* e.g., 'US ' */
+ pos += 3;
+
+ if (is_6ghz_op_class(hapd->iconf->op_class)) {
+ /* Force the third octet of the country string to indicate
+ * Global Operating Class (Table E-4) */
+ eid[4] = 0x04;
+
+ /* Operating Triplet field */
+ /* Operating Extension Identifier (>= 201 to indicate this is
+ * not a Subband Triplet field) */
+ *pos++ = 201;
+ /* Operating Class */
+ *pos++ = hapd->iconf->op_class;
+ /* Coverage Class */
+ *pos++ = 0;
+ /* Subband Triplets are required only for the 20 MHz case */
+ if (hapd->iconf->op_class == 131 ||
+ hapd->iconf->op_class == 136)
+ pos = hostapd_fill_subband_triplets(hapd, pos, end);
+ } else {
+ pos = hostapd_fill_subband_triplets(hapd, pos, end);
+ }
+
+ if ((pos - eid) & 1) {
+ if (end - pos < 1)
+ return eid;
+ *pos++ = 0; /* pad for 16-bit alignment */
+ }
+
+ eid[1] = (pos - eid) - 2;
+
+ return pos;
+}
+
+
+const u8 * hostapd_wpa_ie(struct hostapd_data *hapd, u8 eid)
+{
+ const u8 *ies;
+ size_t ies_len;
+
+ ies = wpa_auth_get_wpa_ie(hapd->wpa_auth, &ies_len);
+ if (!ies)
+ return NULL;
+
+ return get_ie(ies, ies_len, eid);
+}
+
+
+static const u8 * hostapd_vendor_wpa_ie(struct hostapd_data *hapd,
+ u32 vendor_type)
+{
+ const u8 *ies;
+ size_t ies_len;
+
+ ies = wpa_auth_get_wpa_ie(hapd->wpa_auth, &ies_len);
+ if (!ies)
+ return NULL;
+
+ return get_vendor_ie(ies, ies_len, vendor_type);
+}
+
+
+static u8 * hostapd_get_rsne(struct hostapd_data *hapd, u8 *pos, size_t len)
+{
+ const u8 *ie;
+
+ ie = hostapd_wpa_ie(hapd, WLAN_EID_RSN);
+ if (!ie || 2U + ie[1] > len)
+ return pos;
+
+ os_memcpy(pos, ie, 2 + ie[1]);
+ return pos + 2 + ie[1];
+}
+
+
+static u8 * hostapd_get_mde(struct hostapd_data *hapd, u8 *pos, size_t len)
+{
+ const u8 *ie;
+
+ ie = hostapd_wpa_ie(hapd, WLAN_EID_MOBILITY_DOMAIN);
+ if (!ie || 2U + ie[1] > len)
+ return pos;
+
+ os_memcpy(pos, ie, 2 + ie[1]);
+ return pos + 2 + ie[1];
+}
+
+
+static u8 * hostapd_get_rsnxe(struct hostapd_data *hapd, u8 *pos, size_t len)
+{
+ const u8 *ie;
+
+#ifdef CONFIG_TESTING_OPTIONS
+ if (hapd->conf->no_beacon_rsnxe) {
+ wpa_printf(MSG_INFO, "TESTING: Do not add RSNXE into Beacon");
+ return pos;
+ }
+#endif /* CONFIG_TESTING_OPTIONS */
+ ie = hostapd_wpa_ie(hapd, WLAN_EID_RSNX);
+ if (!ie || 2U + ie[1] > len)
+ return pos;
+
+ os_memcpy(pos, ie, 2 + ie[1]);
+ return pos + 2 + ie[1];
+}
+
+
+static u8 * hostapd_get_wpa_ie(struct hostapd_data *hapd, u8 *pos, size_t len)
+{
+ const u8 *ie;
+
+ ie = hostapd_vendor_wpa_ie(hapd, WPA_IE_VENDOR_TYPE);
+ if (!ie || 2U + ie[1] > len)
+ return pos;
+
+ os_memcpy(pos, ie, 2 + ie[1]);
+ return pos + 2 + ie[1];
+}
+
+
+static u8 * hostapd_get_osen_ie(struct hostapd_data *hapd, u8 *pos, size_t len)
+{
+ const u8 *ie;
+
+ ie = hostapd_vendor_wpa_ie(hapd, OSEN_IE_VENDOR_TYPE);
+ if (!ie || 2U + ie[1] > len)
+ return pos;
+
+ os_memcpy(pos, ie, 2 + ie[1]);
+ return pos + 2 + ie[1];
+}
+
+
+static u8 * hostapd_eid_csa(struct hostapd_data *hapd, u8 *eid)
+{
+#ifdef CONFIG_TESTING_OPTIONS
+ if (hapd->iface->cs_oper_class && hapd->iconf->ecsa_ie_only)
+ return eid;
+#endif /* CONFIG_TESTING_OPTIONS */
+
+ if (!hapd->cs_freq_params.channel)
+ return eid;
+
+ *eid++ = WLAN_EID_CHANNEL_SWITCH;
+ *eid++ = 3;
+ *eid++ = hapd->cs_block_tx;
+ *eid++ = hapd->cs_freq_params.channel;
+ *eid++ = hapd->cs_count;
+
+ return eid;
+}
+
+
+static u8 * hostapd_eid_ecsa(struct hostapd_data *hapd, u8 *eid)
+{
+ if (!hapd->cs_freq_params.channel || !hapd->iface->cs_oper_class)
+ return eid;
+
+ *eid++ = WLAN_EID_EXT_CHANSWITCH_ANN;
+ *eid++ = 4;
+ *eid++ = hapd->cs_block_tx;
+ *eid++ = hapd->iface->cs_oper_class;
+ *eid++ = hapd->cs_freq_params.channel;
+ *eid++ = hapd->cs_count;
+
+ return eid;
+}
+
+
+static u8 * hostapd_eid_supported_op_classes(struct hostapd_data *hapd, u8 *eid)
+{
+ u8 op_class, channel;
+
+ if (!(hapd->iface->drv_flags & WPA_DRIVER_FLAGS_AP_CSA) ||
+ !hapd->iface->freq)
+ return eid;
+
+ if (ieee80211_freq_to_channel_ext(hapd->iface->freq,
+ hapd->iconf->secondary_channel,
+ hostapd_get_oper_chwidth(hapd->iconf),
+ &op_class, &channel) ==
+ NUM_HOSTAPD_MODES)
+ return eid;
+
+ *eid++ = WLAN_EID_SUPPORTED_OPERATING_CLASSES;
+ *eid++ = 2;
+
+ /* Current Operating Class */
+ *eid++ = op_class;
+
+ /* TODO: Advertise all the supported operating classes */
+ *eid++ = 0;
+
+ return eid;
+}
+
+
+static int
+ieee802_11_build_ap_params_mbssid(struct hostapd_data *hapd,
+ struct wpa_driver_ap_params *params)
+{
+ struct hostapd_iface *iface = hapd->iface;
+ struct hostapd_data *tx_bss;
+ size_t len, rnr_len = 0;
+ u8 elem_count = 0, *elem = NULL, **elem_offset = NULL, *end;
+ u8 rnr_elem_count = 0, *rnr_elem = NULL, **rnr_elem_offset = NULL;
+
+ if (!iface->mbssid_max_interfaces ||
+ iface->num_bss > iface->mbssid_max_interfaces ||
+ (iface->conf->mbssid == ENHANCED_MBSSID_ENABLED &&
+ !iface->ema_max_periodicity))
+ goto fail;
+
+ tx_bss = hostapd_mbssid_get_tx_bss(hapd);
+ len = hostapd_eid_mbssid_len(tx_bss, WLAN_FC_STYPE_BEACON, &elem_count,
+ NULL, 0, &rnr_len);
+ if (!len || (iface->conf->mbssid == ENHANCED_MBSSID_ENABLED &&
+ elem_count > iface->ema_max_periodicity))
+ goto fail;
+
+ elem = os_zalloc(len);
+ if (!elem)
+ goto fail;
+
+ elem_offset = os_zalloc(elem_count * sizeof(u8 *));
+ if (!elem_offset)
+ goto fail;
+
+ if (rnr_len) {
+ rnr_elem = os_zalloc(rnr_len);
+ if (!rnr_elem)
+ goto fail;
+
+ rnr_elem_offset = os_calloc(elem_count + 1, sizeof(u8 *));
+ if (!rnr_elem_offset)
+ goto fail;
+ }
+
+ end = hostapd_eid_mbssid(tx_bss, elem, elem + len, WLAN_FC_STYPE_BEACON,
+ elem_count, elem_offset, NULL, 0, rnr_elem,
+ &rnr_elem_count, rnr_elem_offset, rnr_len);
+
+ params->mbssid_tx_iface = tx_bss->conf->iface;
+ params->mbssid_index = hostapd_mbssid_get_bss_index(hapd);
+ params->mbssid_elem = elem;
+ params->mbssid_elem_len = end - elem;
+ params->mbssid_elem_count = elem_count;
+ params->mbssid_elem_offset = elem_offset;
+ params->rnr_elem = rnr_elem;
+ params->rnr_elem_len = rnr_len;
+ params->rnr_elem_count = rnr_elem_count;
+ params->rnr_elem_offset = rnr_elem_offset;
+ if (iface->conf->mbssid == ENHANCED_MBSSID_ENABLED)
+ params->ema = true;
+
+ return 0;
+
+fail:
+ os_free(rnr_elem);
+ os_free(rnr_elem_offset);
+ os_free(elem_offset);
+ os_free(elem);
+ wpa_printf(MSG_ERROR, "MBSSID: Configuration failed");
+ return -1;
+}
+
+
+static u8 * hostapd_eid_mbssid_config(struct hostapd_data *hapd, u8 *eid,
+ u8 mbssid_elem_count)
+{
+ struct hostapd_iface *iface = hapd->iface;
+
+ if (iface->conf->mbssid == ENHANCED_MBSSID_ENABLED) {
+ *eid++ = WLAN_EID_EXTENSION;
+ *eid++ = 3;
+ *eid++ = WLAN_EID_EXT_MULTIPLE_BSSID_CONFIGURATION;
+ *eid++ = iface->num_bss;
+ *eid++ = mbssid_elem_count;
+ }
+
+ return eid;
+}
+
+
+static u8 * hostapd_gen_probe_resp(struct hostapd_data *hapd,
+ const struct ieee80211_mgmt *req,
+ int is_p2p, size_t *resp_len,
+ const u8 *known_bss, u8 known_bss_len)
+{
+ struct ieee80211_mgmt *resp;
+ u8 *pos, *epos, *csa_pos;
+ size_t buflen;
+
+ hapd = hostapd_mbssid_get_tx_bss(hapd);
+
+#define MAX_PROBERESP_LEN 768
+ buflen = MAX_PROBERESP_LEN;
+#ifdef CONFIG_WPS
+ if (hapd->wps_probe_resp_ie)
+ buflen += wpabuf_len(hapd->wps_probe_resp_ie);
+#endif /* CONFIG_WPS */
+#ifdef CONFIG_P2P
+ if (hapd->p2p_probe_resp_ie)
+ buflen += wpabuf_len(hapd->p2p_probe_resp_ie);
+#endif /* CONFIG_P2P */
+#ifdef CONFIG_FST
+ if (hapd->iface->fst_ies)
+ buflen += wpabuf_len(hapd->iface->fst_ies);
+#endif /* CONFIG_FST */
+ if (hapd->conf->vendor_elements)
+ buflen += wpabuf_len(hapd->conf->vendor_elements);
+ if (hapd->conf->vendor_vht) {
+ buflen += 5 + 2 + sizeof(struct ieee80211_vht_capabilities) +
+ 2 + sizeof(struct ieee80211_vht_operation);
+ }
+
+#ifdef CONFIG_IEEE80211AX
+ if (hapd->iconf->ieee80211ax && !hapd->conf->disable_11ax) {
+ buflen += 3 + sizeof(struct ieee80211_he_capabilities) +
+ 3 + sizeof(struct ieee80211_he_operation) +
+ 3 + sizeof(struct ieee80211_he_mu_edca_parameter_set) +
+ 3 + sizeof(struct ieee80211_spatial_reuse);
+ if (is_6ghz_op_class(hapd->iconf->op_class)) {
+ buflen += sizeof(struct ieee80211_he_6ghz_oper_info) +
+ 3 + sizeof(struct ieee80211_he_6ghz_band_cap);
+ /* An additional Transmit Power Envelope element for
+ * subordinate client */
+ if (hapd->iconf->he_6ghz_reg_pwr_type ==
+ HE_6GHZ_INDOOR_AP)
+ buflen += 4;
+ }
+ }
+#endif /* CONFIG_IEEE80211AX */
+
+#ifdef CONFIG_IEEE80211BE
+ if (hapd->iconf->ieee80211be && !hapd->conf->disable_11be) {
+ buflen += hostapd_eid_eht_capab_len(hapd, IEEE80211_MODE_AP);
+ buflen += 3 + sizeof(struct ieee80211_eht_operation);
+ if (hapd->iconf->punct_bitmap)
+ buflen += EHT_OPER_DISABLED_SUBCHAN_BITMAP_SIZE;
+
+ /*
+ * TODO: Multi-Link element has variable length and can be
+ * long based on the common info and number of per
+ * station profiles. For now use 256.
+ */
+ if (hapd->conf->mld_ap)
+ buflen += 256;
+ }
+#endif /* CONFIG_IEEE80211BE */
+
+ buflen += hostapd_eid_mbssid_len(hapd, WLAN_FC_STYPE_PROBE_RESP, NULL,
+ known_bss, known_bss_len, NULL);
+ buflen += hostapd_eid_rnr_len(hapd, WLAN_FC_STYPE_PROBE_RESP);
+ buflen += hostapd_mbo_ie_len(hapd);
+ buflen += hostapd_eid_owe_trans_len(hapd);
+ buflen += hostapd_eid_dpp_cc_len(hapd);
+
+ resp = os_zalloc(buflen);
+ if (resp == NULL)
+ return NULL;
+
+ epos = ((u8 *) resp) + MAX_PROBERESP_LEN;
+
+ resp->frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
+ WLAN_FC_STYPE_PROBE_RESP);
+ /* Unicast the response to all requests on bands other than 6 GHz. For
+ * the 6 GHz, unicast is used only if the actual SSID is not included in
+ * the Beacon frames. Otherwise, broadcast response is used per IEEE
+ * Std 802.11ax-2021, 26.17.2.3.2. Broadcast address is also used for
+ * the Probe Response frame template for the unsolicited (i.e., not as
+ * a response to a specific request) case. */
+ if (req && (!is_6ghz_op_class(hapd->iconf->op_class) ||
+ hapd->conf->ignore_broadcast_ssid))
+ os_memcpy(resp->da, req->sa, ETH_ALEN);
+ else
+ os_memset(resp->da, 0xff, ETH_ALEN);
+
+ os_memcpy(resp->sa, hapd->own_addr, ETH_ALEN);
+
+ os_memcpy(resp->bssid, hapd->own_addr, ETH_ALEN);
+ resp->u.probe_resp.beacon_int =
+ host_to_le16(hapd->iconf->beacon_int);
+
+ /* hardware or low-level driver will setup seq_ctrl and timestamp */
+ resp->u.probe_resp.capab_info =
+ host_to_le16(hostapd_own_capab_info(hapd));
+
+ pos = resp->u.probe_resp.variable;
+ *pos++ = WLAN_EID_SSID;
+ *pos++ = hapd->conf->ssid.ssid_len;
+ os_memcpy(pos, hapd->conf->ssid.ssid, hapd->conf->ssid.ssid_len);
+ pos += hapd->conf->ssid.ssid_len;
+
+ /* Supported rates */
+ pos = hostapd_eid_supp_rates(hapd, pos);
+
+ /* DS Params */
+ pos = hostapd_eid_ds_params(hapd, pos);
+
+ pos = hostapd_eid_country(hapd, pos, epos - pos);
+
+ /* Power Constraint element */
+ pos = hostapd_eid_pwr_constraint(hapd, pos);
+
+ /* CSA IE */
+ csa_pos = hostapd_eid_csa(hapd, pos);
+ if (csa_pos != pos)
+ hapd->cs_c_off_proberesp = csa_pos - (u8 *) resp - 1;
+ pos = csa_pos;
+
+ /* ERP Information element */
+ pos = hostapd_eid_erp_info(hapd, pos);
+
+ /* Extended supported rates */
+ pos = hostapd_eid_ext_supp_rates(hapd, pos);
+
+ pos = hostapd_get_rsne(hapd, pos, epos - pos);
+ pos = hostapd_eid_bss_load(hapd, pos, epos - pos);
+ pos = hostapd_eid_mbssid(hapd, pos, epos, WLAN_FC_STYPE_PROBE_RESP, 0,
+ NULL, known_bss, known_bss_len, NULL, NULL,
+ NULL, 0);
+ pos = hostapd_eid_rm_enabled_capab(hapd, pos, epos - pos);
+ pos = hostapd_get_mde(hapd, pos, epos - pos);
+
+ /* eCSA IE */
+ csa_pos = hostapd_eid_ecsa(hapd, pos);
+ if (csa_pos != pos)
+ hapd->cs_c_off_ecsa_proberesp = csa_pos - (u8 *) resp - 1;
+ pos = csa_pos;
+
+ pos = hostapd_eid_supported_op_classes(hapd, pos);
+ pos = hostapd_eid_ht_capabilities(hapd, pos);
+ pos = hostapd_eid_ht_operation(hapd, pos);
+
+ /* Probe Response frames always include all non-TX profiles except
+ * when a list of known BSSes is included in the Probe Request frame. */
+ pos = hostapd_eid_ext_capab(hapd, pos,
+ hapd->iconf->mbssid >= MBSSID_ENABLED &&
+ !known_bss_len);
+
+ pos = hostapd_eid_time_adv(hapd, pos);
+ pos = hostapd_eid_time_zone(hapd, pos);
+
+ pos = hostapd_eid_interworking(hapd, pos);
+ pos = hostapd_eid_adv_proto(hapd, pos);
+ pos = hostapd_eid_roaming_consortium(hapd, pos);
+
+#ifdef CONFIG_FST
+ if (hapd->iface->fst_ies) {
+ os_memcpy(pos, wpabuf_head(hapd->iface->fst_ies),
+ wpabuf_len(hapd->iface->fst_ies));
+ pos += wpabuf_len(hapd->iface->fst_ies);
+ }
+#endif /* CONFIG_FST */
+
+#ifdef CONFIG_IEEE80211AC
+ if (hapd->iconf->ieee80211ac && !hapd->conf->disable_11ac &&
+ !is_6ghz_op_class(hapd->iconf->op_class)) {
+ pos = hostapd_eid_vht_capabilities(hapd, pos, 0);
+ pos = hostapd_eid_vht_operation(hapd, pos);
+ pos = hostapd_eid_txpower_envelope(hapd, pos);
+ }
+#endif /* CONFIG_IEEE80211AC */
+
+#ifdef CONFIG_IEEE80211AX
+ if (hapd->iconf->ieee80211ax && !hapd->conf->disable_11ax &&
+ is_6ghz_op_class(hapd->iconf->op_class))
+ pos = hostapd_eid_txpower_envelope(hapd, pos);
+#endif /* CONFIG_IEEE80211AX */
+
+ pos = hostapd_eid_wb_chsw_wrapper(hapd, pos);
+
+ pos = hostapd_eid_rnr(hapd, pos, WLAN_FC_STYPE_PROBE_RESP);
+ pos = hostapd_eid_fils_indic(hapd, pos, 0);
+ pos = hostapd_get_rsnxe(hapd, pos, epos - pos);
+
+#ifdef CONFIG_IEEE80211AX
+ if (hapd->iconf->ieee80211ax && !hapd->conf->disable_11ax) {
+ u8 *cca_pos;
+
+ pos = hostapd_eid_he_capab(hapd, pos, IEEE80211_MODE_AP);
+ pos = hostapd_eid_he_operation(hapd, pos);
+
+ /* BSS Color Change Announcement element */
+ cca_pos = hostapd_eid_cca(hapd, pos);
+ if (cca_pos != pos)
+ hapd->cca_c_off_proberesp = cca_pos - (u8 *) resp - 2;
+ pos = cca_pos;
+
+ pos = hostapd_eid_spatial_reuse(hapd, pos);
+ pos = hostapd_eid_he_mu_edca_parameter_set(hapd, pos);
+ pos = hostapd_eid_he_6ghz_band_cap(hapd, pos);
+ }
+#endif /* CONFIG_IEEE80211AX */
+
+#ifdef CONFIG_IEEE80211BE
+ if (hapd->iconf->ieee80211be && !hapd->conf->disable_11be) {
+ if (hapd->conf->mld_ap)
+ pos = hostapd_eid_eht_basic_ml(hapd, pos, NULL, true);
+ pos = hostapd_eid_eht_capab(hapd, pos, IEEE80211_MODE_AP);
+ pos = hostapd_eid_eht_operation(hapd, pos);
+ }
+#endif /* CONFIG_IEEE80211BE */
+
+#ifdef CONFIG_IEEE80211AC
+ if (hapd->conf->vendor_vht)
+ pos = hostapd_eid_vendor_vht(hapd, pos);
+#endif /* CONFIG_IEEE80211AC */
+
+ /* WPA / OSEN */
+ pos = hostapd_get_wpa_ie(hapd, pos, epos - pos);
+ pos = hostapd_get_osen_ie(hapd, pos, epos - pos);
+
+ /* Wi-Fi Alliance WMM */
+ pos = hostapd_eid_wmm(hapd, pos);
+
+#ifdef CONFIG_WPS
+ if (hapd->conf->wps_state && hapd->wps_probe_resp_ie) {
+ os_memcpy(pos, wpabuf_head(hapd->wps_probe_resp_ie),
+ wpabuf_len(hapd->wps_probe_resp_ie));
+ pos += wpabuf_len(hapd->wps_probe_resp_ie);
+ }
+#endif /* CONFIG_WPS */
+
+#ifdef CONFIG_P2P
+ if ((hapd->conf->p2p & P2P_ENABLED) && is_p2p &&
+ hapd->p2p_probe_resp_ie) {
+ os_memcpy(pos, wpabuf_head(hapd->p2p_probe_resp_ie),
+ wpabuf_len(hapd->p2p_probe_resp_ie));
+ pos += wpabuf_len(hapd->p2p_probe_resp_ie);
+ }
+#endif /* CONFIG_P2P */
+#ifdef CONFIG_P2P_MANAGER
+ if ((hapd->conf->p2p & (P2P_MANAGE | P2P_ENABLED | P2P_GROUP_OWNER)) ==
+ P2P_MANAGE)
+ pos = hostapd_eid_p2p_manage(hapd, pos);
+#endif /* CONFIG_P2P_MANAGER */
+
+#ifdef CONFIG_HS20
+ pos = hostapd_eid_hs20_indication(hapd, pos);
+#endif /* CONFIG_HS20 */
+
+ pos = hostapd_eid_mbo(hapd, pos, (u8 *) resp + buflen - pos);
+ pos = hostapd_eid_owe_trans(hapd, pos, (u8 *) resp + buflen - pos);
+ pos = hostapd_eid_dpp_cc(hapd, pos, (u8 *) resp + buflen - pos);
+
+ if (hapd->conf->vendor_elements) {
+ os_memcpy(pos, wpabuf_head(hapd->conf->vendor_elements),
+ wpabuf_len(hapd->conf->vendor_elements));
+ pos += wpabuf_len(hapd->conf->vendor_elements);
+ }
+
+ *resp_len = pos - (u8 *) resp;
+ return (u8 *) resp;
+}
+
+
+enum ssid_match_result {
+ NO_SSID_MATCH,
+ EXACT_SSID_MATCH,
+ WILDCARD_SSID_MATCH,
+ CO_LOCATED_SSID_MATCH,
+};
+
+static enum ssid_match_result ssid_match(struct hostapd_data *hapd,
+ const u8 *ssid, size_t ssid_len,
+ const u8 *ssid_list,
+ size_t ssid_list_len,
+ const u8 *short_ssid_list,
+ size_t short_ssid_list_len)
+{
+ const u8 *pos, *end;
+ struct hostapd_iface *iface = hapd->iface;
+ int wildcard = 0;
+ size_t i, j;
+
+ if (ssid_len == 0)
+ wildcard = 1;
+ if (ssid_len == hapd->conf->ssid.ssid_len &&
+ os_memcmp(ssid, hapd->conf->ssid.ssid, ssid_len) == 0)
+ return EXACT_SSID_MATCH;
+
+ if (ssid_list) {
+ pos = ssid_list;
+ end = ssid_list + ssid_list_len;
+ while (end - pos >= 2) {
+ if (2 + pos[1] > end - pos)
+ break;
+ if (pos[1] == 0)
+ wildcard = 1;
+ if (pos[1] == hapd->conf->ssid.ssid_len &&
+ os_memcmp(pos + 2, hapd->conf->ssid.ssid,
+ pos[1]) == 0)
+ return EXACT_SSID_MATCH;
+ pos += 2 + pos[1];
+ }
+ }
+
+ if (short_ssid_list) {
+ pos = short_ssid_list;
+ end = short_ssid_list + short_ssid_list_len;
+ while (end - pos >= 4) {
+ if (hapd->conf->ssid.short_ssid == WPA_GET_LE32(pos))
+ return EXACT_SSID_MATCH;
+ pos += 4;
+ }
+ }
+
+ if (wildcard)
+ return WILDCARD_SSID_MATCH;
+
+ if (!iface->interfaces || iface->interfaces->count <= 1 ||
+ is_6ghz_op_class(hapd->iconf->op_class))
+ return NO_SSID_MATCH;
+
+ for (i = 0; i < iface->interfaces->count; i++) {
+ struct hostapd_iface *colocated;
+
+ colocated = iface->interfaces->iface[i];
+
+ if (colocated == iface ||
+ !is_6ghz_op_class(colocated->conf->op_class))
+ continue;
+
+ for (j = 0; j < colocated->num_bss; j++) {
+ struct hostapd_bss_config *conf;
+
+ conf = colocated->bss[j]->conf;
+ if (ssid_len == conf->ssid.ssid_len &&
+ os_memcmp(ssid, conf->ssid.ssid, ssid_len) == 0)
+ return CO_LOCATED_SSID_MATCH;
+ }
+ }
+
+ return NO_SSID_MATCH;
+}
+
+
+void sta_track_expire(struct hostapd_iface *iface, int force)
+{
+ struct os_reltime now;
+ struct hostapd_sta_info *info;
+
+ if (!iface->num_sta_seen)
+ return;
+
+ os_get_reltime(&now);
+ while ((info = dl_list_first(&iface->sta_seen, struct hostapd_sta_info,
+ list))) {
+ if (!force &&
+ !os_reltime_expired(&now, &info->last_seen,
+ iface->conf->track_sta_max_age))
+ break;
+ force = 0;
+
+ wpa_printf(MSG_MSGDUMP, "%s: Expire STA tracking entry for "
+ MACSTR, iface->bss[0]->conf->iface,
+ MAC2STR(info->addr));
+ dl_list_del(&info->list);
+ iface->num_sta_seen--;
+ sta_track_del(info);
+ }
+}
+
+
+static struct hostapd_sta_info * sta_track_get(struct hostapd_iface *iface,
+ const u8 *addr)
+{
+ struct hostapd_sta_info *info;
+
+ dl_list_for_each(info, &iface->sta_seen, struct hostapd_sta_info, list)
+ if (os_memcmp(addr, info->addr, ETH_ALEN) == 0)
+ return info;
+
+ return NULL;
+}
+
+
+void sta_track_add(struct hostapd_iface *iface, const u8 *addr, int ssi_signal)
+{
+ struct hostapd_sta_info *info;
+
+ info = sta_track_get(iface, addr);
+ if (info) {
+ /* Move the most recent entry to the end of the list */
+ dl_list_del(&info->list);
+ dl_list_add_tail(&iface->sta_seen, &info->list);
+ os_get_reltime(&info->last_seen);
+ info->ssi_signal = ssi_signal;
+ return;
+ }
+
+ /* Add a new entry */
+ info = os_zalloc(sizeof(*info));
+ if (info == NULL)
+ return;
+ os_memcpy(info->addr, addr, ETH_ALEN);
+ os_get_reltime(&info->last_seen);
+ info->ssi_signal = ssi_signal;
+
+ if (iface->num_sta_seen >= iface->conf->track_sta_max_num) {
+ /* Expire oldest entry to make room for a new one */
+ sta_track_expire(iface, 1);
+ }
+
+ wpa_printf(MSG_MSGDUMP, "%s: Add STA tracking entry for "
+ MACSTR, iface->bss[0]->conf->iface, MAC2STR(addr));
+ dl_list_add_tail(&iface->sta_seen, &info->list);
+ iface->num_sta_seen++;
+}
+
+
+struct hostapd_data *
+sta_track_seen_on(struct hostapd_iface *iface, const u8 *addr,
+ const char *ifname)
+{
+ struct hapd_interfaces *interfaces = iface->interfaces;
+ size_t i, j;
+
+ for (i = 0; i < interfaces->count; i++) {
+ struct hostapd_data *hapd = NULL;
+
+ iface = interfaces->iface[i];
+ for (j = 0; j < iface->num_bss; j++) {
+ hapd = iface->bss[j];
+ if (os_strcmp(ifname, hapd->conf->iface) == 0)
+ break;
+ hapd = NULL;
+ }
+
+ if (hapd && sta_track_get(iface, addr))
+ return hapd;
+ }
+
+ return NULL;
+}
+
+
+#ifdef CONFIG_TAXONOMY
+void sta_track_claim_taxonomy_info(struct hostapd_iface *iface, const u8 *addr,
+ struct wpabuf **probe_ie_taxonomy)
+{
+ struct hostapd_sta_info *info;
+
+ info = sta_track_get(iface, addr);
+ if (!info)
+ return;
+
+ wpabuf_free(*probe_ie_taxonomy);
+ *probe_ie_taxonomy = info->probe_ie_taxonomy;
+ info->probe_ie_taxonomy = NULL;
+}
+#endif /* CONFIG_TAXONOMY */
+
+
+void handle_probe_req(struct hostapd_data *hapd,
+ const struct ieee80211_mgmt *mgmt, size_t len,
+ int ssi_signal)
+{
+ u8 *resp;
+ struct ieee802_11_elems elems;
+ const u8 *ie;
+ size_t ie_len;
+ size_t i, resp_len;
+ int noack;
+ enum ssid_match_result res;
+ int ret;
+ u16 csa_offs[2];
+ size_t csa_offs_len;
+ struct radius_sta rad_info;
+ struct hostapd_ubus_request req = {
+ .type = HOSTAPD_UBUS_PROBE_REQ,
+ .mgmt_frame = mgmt,
+ .ssi_signal = ssi_signal,
+ .elems = &elems,
+ };
+
+ if (hapd->iconf->rssi_ignore_probe_request && ssi_signal &&
+ ssi_signal < hapd->iconf->rssi_ignore_probe_request)
+ return;
+
+ if (len < IEEE80211_HDRLEN)
+ return;
+ ie = ((const u8 *) mgmt) + IEEE80211_HDRLEN;
+ if (hapd->iconf->track_sta_max_num)
+ sta_track_add(hapd->iface, mgmt->sa, ssi_signal);
+ ie_len = len - IEEE80211_HDRLEN;
+
+ ret = hostapd_allowed_address(hapd, mgmt->sa, (const u8 *) mgmt, len,
+ &rad_info, 1);
+ if (ret == HOSTAPD_ACL_REJECT) {
+ wpa_msg(hapd->msg_ctx, MSG_DEBUG,
+ "Ignore Probe Request frame from " MACSTR
+ " due to ACL reject ", MAC2STR(mgmt->sa));
+ return;
+ }
+
+ for (i = 0; hapd->probereq_cb && i < hapd->num_probereq_cb; i++)
+ if (hapd->probereq_cb[i].cb(hapd->probereq_cb[i].ctx,
+ mgmt->sa, mgmt->da, mgmt->bssid,
+ ie, ie_len, ssi_signal) > 0)
+ return;
+
+ if (!hapd->conf->send_probe_response)
+ return;
+
+ if (ieee802_11_parse_elems(ie, ie_len, &elems, 0) == ParseFailed) {
+ wpa_printf(MSG_DEBUG, "Could not parse ProbeReq from " MACSTR,
+ MAC2STR(mgmt->sa));
+ return;
+ }
+
+ if ((!elems.ssid || !elems.supp_rates)) {
+ wpa_printf(MSG_DEBUG, "STA " MACSTR " sent probe request "
+ "without SSID or supported rates element",
+ MAC2STR(mgmt->sa));
+ return;
+ }
+
+ /*
+ * No need to reply if the Probe Request frame was sent on an adjacent
+ * channel. IEEE Std 802.11-2012 describes this as a requirement for an
+ * AP with dot11RadioMeasurementActivated set to true, but strictly
+ * speaking does not allow such ignoring of Probe Request frames if
+ * dot11RadioMeasurementActivated is false. Anyway, this can help reduce
+ * number of unnecessary Probe Response frames for cases where the STA
+ * is less likely to see them (Probe Request frame sent on a
+ * neighboring, but partially overlapping, channel).
+ */
+ if (elems.ds_params &&
+ hapd->iface->current_mode &&
+ (hapd->iface->current_mode->mode == HOSTAPD_MODE_IEEE80211G ||
+ hapd->iface->current_mode->mode == HOSTAPD_MODE_IEEE80211B) &&
+ hapd->iconf->channel != elems.ds_params[0]) {
+ wpa_printf(MSG_DEBUG,
+ "Ignore Probe Request due to DS Params mismatch: chan=%u != ds.chan=%u",
+ hapd->iconf->channel, elems.ds_params[0]);
+ return;
+ }
+
+#ifdef CONFIG_P2P
+ if (hapd->p2p && hapd->p2p_group && elems.wps_ie) {
+ struct wpabuf *wps;
+ wps = ieee802_11_vendor_ie_concat(ie, ie_len, WPS_DEV_OUI_WFA);
+ if (wps && !p2p_group_match_dev_type(hapd->p2p_group, wps)) {
+ wpa_printf(MSG_MSGDUMP, "P2P: Ignore Probe Request "
+ "due to mismatch with Requested Device "
+ "Type");
+ wpabuf_free(wps);
+ return;
+ }
+ wpabuf_free(wps);
+ }
+
+ if (hapd->p2p && hapd->p2p_group && elems.p2p) {
+ struct wpabuf *p2p;
+ p2p = ieee802_11_vendor_ie_concat(ie, ie_len, P2P_IE_VENDOR_TYPE);
+ if (p2p && !p2p_group_match_dev_id(hapd->p2p_group, p2p)) {
+ wpa_printf(MSG_MSGDUMP, "P2P: Ignore Probe Request "
+ "due to mismatch with Device ID");
+ wpabuf_free(p2p);
+ return;
+ }
+ wpabuf_free(p2p);
+ }
+#endif /* CONFIG_P2P */
+
+ if (hapd->conf->ignore_broadcast_ssid && elems.ssid_len == 0 &&
+ elems.ssid_list_len == 0 && elems.short_ssid_list_len == 0) {
+ wpa_printf(MSG_MSGDUMP, "Probe Request from " MACSTR " for "
+ "broadcast SSID ignored", MAC2STR(mgmt->sa));
+ return;
+ }
+
+#ifdef CONFIG_P2P
+ if ((hapd->conf->p2p & P2P_GROUP_OWNER) &&
+ elems.ssid_len == P2P_WILDCARD_SSID_LEN &&
+ os_memcmp(elems.ssid, P2P_WILDCARD_SSID,
+ P2P_WILDCARD_SSID_LEN) == 0) {
+ /* Process P2P Wildcard SSID like Wildcard SSID */
+ elems.ssid_len = 0;
+ }
+#endif /* CONFIG_P2P */
+
+#ifdef CONFIG_TAXONOMY
+ {
+ struct sta_info *sta;
+ struct hostapd_sta_info *info;
+
+ if ((sta = ap_get_sta(hapd, mgmt->sa)) != NULL) {
+ taxonomy_sta_info_probe_req(hapd, sta, ie, ie_len);
+ } else if ((info = sta_track_get(hapd->iface,
+ mgmt->sa)) != NULL) {
+ taxonomy_hostapd_sta_info_probe_req(hapd, info,
+ ie, ie_len);
+ }
+ }
+#endif /* CONFIG_TAXONOMY */
+
+ res = ssid_match(hapd, elems.ssid, elems.ssid_len,
+ elems.ssid_list, elems.ssid_list_len,
+ elems.short_ssid_list, elems.short_ssid_list_len);
+ if (res == NO_SSID_MATCH) {
+ if (!(mgmt->da[0] & 0x01)) {
+ wpa_printf(MSG_MSGDUMP, "Probe Request from " MACSTR
+ " for foreign SSID '%s' (DA " MACSTR ")%s",
+ MAC2STR(mgmt->sa),
+ wpa_ssid_txt(elems.ssid, elems.ssid_len),
+ MAC2STR(mgmt->da),
+ elems.ssid_list ? " (SSID list)" : "");
+ }
+ return;
+ }
+
+ if (hapd->conf->ignore_broadcast_ssid && res == WILDCARD_SSID_MATCH) {
+ wpa_printf(MSG_MSGDUMP, "Probe Request from " MACSTR " for "
+ "broadcast SSID ignored", MAC2STR(mgmt->sa));
+ return;
+ }
+
+#ifdef CONFIG_INTERWORKING
+ if (hapd->conf->interworking &&
+ elems.interworking && elems.interworking_len >= 1) {
+ u8 ant = elems.interworking[0] & 0x0f;
+ if (ant != INTERWORKING_ANT_WILDCARD &&
+ ant != hapd->conf->access_network_type) {
+ wpa_printf(MSG_MSGDUMP, "Probe Request from " MACSTR
+ " for mismatching ANT %u ignored",
+ MAC2STR(mgmt->sa), ant);
+ return;
+ }
+ }
+
+ if (hapd->conf->interworking && elems.interworking &&
+ (elems.interworking_len == 7 || elems.interworking_len == 9)) {
+ const u8 *hessid;
+ if (elems.interworking_len == 7)
+ hessid = elems.interworking + 1;
+ else
+ hessid = elems.interworking + 1 + 2;
+ if (!is_broadcast_ether_addr(hessid) &&
+ os_memcmp(hessid, hapd->conf->hessid, ETH_ALEN) != 0) {
+ wpa_printf(MSG_MSGDUMP, "Probe Request from " MACSTR
+ " for mismatching HESSID " MACSTR
+ " ignored",
+ MAC2STR(mgmt->sa), MAC2STR(hessid));
+ return;
+ }
+ }
+#endif /* CONFIG_INTERWORKING */
+
+#ifdef CONFIG_P2P
+ if ((hapd->conf->p2p & P2P_GROUP_OWNER) &&
+ supp_rates_11b_only(&elems)) {
+ /* Indicates support for 11b rates only */
+ wpa_printf(MSG_EXCESSIVE, "P2P: Ignore Probe Request from "
+ MACSTR " with only 802.11b rates",
+ MAC2STR(mgmt->sa));
+ return;
+ }
+#endif /* CONFIG_P2P */
+
+ if (hostapd_ubus_handle_event(hapd, &req)) {
+ wpa_printf(MSG_DEBUG, "Probe request for " MACSTR " rejected by ubus handler.\n",
+ MAC2STR(mgmt->sa));
+ return;
+ }
+
+ /* TODO: verify that supp_rates contains at least one matching rate
+ * with AP configuration */
+
+ if (hapd->conf->no_probe_resp_if_seen_on &&
+ is_multicast_ether_addr(mgmt->da) &&
+ is_multicast_ether_addr(mgmt->bssid) &&
+ sta_track_seen_on(hapd->iface, mgmt->sa,
+ hapd->conf->no_probe_resp_if_seen_on)) {
+ wpa_printf(MSG_MSGDUMP, "%s: Ignore Probe Request from " MACSTR
+ " since STA has been seen on %s",
+ hapd->conf->iface, MAC2STR(mgmt->sa),
+ hapd->conf->no_probe_resp_if_seen_on);
+ return;
+ }
+
+ if (hapd->conf->no_probe_resp_if_max_sta &&
+ is_multicast_ether_addr(mgmt->da) &&
+ is_multicast_ether_addr(mgmt->bssid) &&
+ hostapd_check_max_sta(hapd) &&
+ !ap_get_sta(hapd, mgmt->sa)) {
+ wpa_printf(MSG_MSGDUMP, "%s: Ignore Probe Request from " MACSTR
+ " since no room for additional STA",
+ hapd->conf->iface, MAC2STR(mgmt->sa));
+ return;
+ }
+
+#ifdef CONFIG_TESTING_OPTIONS
+ if (hapd->iconf->ignore_probe_probability > 0.0 &&
+ drand48() < hapd->iconf->ignore_probe_probability) {
+ wpa_printf(MSG_INFO,
+ "TESTING: ignoring probe request from " MACSTR,
+ MAC2STR(mgmt->sa));
+ return;
+ }
+#endif /* CONFIG_TESTING_OPTIONS */
+
+ /* Do not send Probe Response frame from a non-transmitting multiple
+ * BSSID profile unless the Probe Request frame is directed at that
+ * particular BSS. */
+ if (hapd != hostapd_mbssid_get_tx_bss(hapd) && res != EXACT_SSID_MATCH)
+ return;
+
+ wpa_msg_ctrl(hapd->msg_ctx, MSG_INFO, RX_PROBE_REQUEST "sa=" MACSTR
+ " signal=%d", MAC2STR(mgmt->sa), ssi_signal);
+
+ resp = hostapd_gen_probe_resp(hapd, mgmt, elems.p2p != NULL,
+ &resp_len, elems.mbssid_known_bss,
+ elems.mbssid_known_bss_len);
+ if (resp == NULL)
+ return;
+
+ /*
+ * If this is a broadcast probe request, apply no ack policy to avoid
+ * excessive retries.
+ */
+ noack = !!(res == WILDCARD_SSID_MATCH &&
+ is_broadcast_ether_addr(mgmt->da));
+
+ csa_offs_len = 0;
+ if (hapd->csa_in_progress) {
+ if (hapd->cs_c_off_proberesp)
+ csa_offs[csa_offs_len++] =
+ hapd->cs_c_off_proberesp;
+
+ if (hapd->cs_c_off_ecsa_proberesp)
+ csa_offs[csa_offs_len++] =
+ hapd->cs_c_off_ecsa_proberesp;
+ }
+
+ ret = hostapd_drv_send_mlme(hostapd_mbssid_get_tx_bss(hapd), resp,
+ resp_len, noack,
+ csa_offs_len ? csa_offs : NULL,
+ csa_offs_len, 0);
+
+ if (ret < 0)
+ wpa_printf(MSG_INFO, "handle_probe_req: send failed");
+
+ os_free(resp);
+
+ wpa_printf(MSG_EXCESSIVE, "STA " MACSTR " sent probe request for %s "
+ "SSID", MAC2STR(mgmt->sa),
+ elems.ssid_len == 0 ? "broadcast" : "our");
+}
+
+
+static u8 * hostapd_probe_resp_offloads(struct hostapd_data *hapd,
+ size_t *resp_len)
+{
+ /* check probe response offloading caps and print warnings */
+ if (!(hapd->iface->drv_flags & WPA_DRIVER_FLAGS_PROBE_RESP_OFFLOAD))
+ return NULL;
+
+#ifdef CONFIG_WPS
+ if (hapd->conf->wps_state && hapd->wps_probe_resp_ie &&
+ (!(hapd->iface->probe_resp_offloads &
+ (WPA_DRIVER_PROBE_RESP_OFFLOAD_WPS |
+ WPA_DRIVER_PROBE_RESP_OFFLOAD_WPS2))))
+ wpa_printf(MSG_WARNING, "Device is trying to offload WPS "
+ "Probe Response while not supporting this");
+#endif /* CONFIG_WPS */
+
+#ifdef CONFIG_P2P
+ if ((hapd->conf->p2p & P2P_ENABLED) && hapd->p2p_probe_resp_ie &&
+ !(hapd->iface->probe_resp_offloads &
+ WPA_DRIVER_PROBE_RESP_OFFLOAD_P2P))
+ wpa_printf(MSG_WARNING, "Device is trying to offload P2P "
+ "Probe Response while not supporting this");
+#endif /* CONFIG_P2P */
+
+ if (hapd->conf->interworking &&
+ !(hapd->iface->probe_resp_offloads &
+ WPA_DRIVER_PROBE_RESP_OFFLOAD_INTERWORKING))
+ wpa_printf(MSG_WARNING, "Device is trying to offload "
+ "Interworking Probe Response while not supporting "
+ "this");
+
+ /* Generate a Probe Response template for the non-P2P case */
+ return hostapd_gen_probe_resp(hapd, NULL, 0, resp_len, NULL, 0);
+}
+
+#endif /* NEED_AP_MLME */
+
+
+#ifdef CONFIG_IEEE80211AX
+/* Unsolicited broadcast Probe Response transmission, 6 GHz only */
+static u8 * hostapd_unsol_bcast_probe_resp(struct hostapd_data *hapd,
+ struct wpa_driver_ap_params *params)
+{
+ if (!is_6ghz_op_class(hapd->iconf->op_class))
+ return NULL;
+
+ params->unsol_bcast_probe_resp_interval =
+ hapd->conf->unsol_bcast_probe_resp_interval;
+
+ return hostapd_gen_probe_resp(hapd, NULL, 0,
+ ¶ms->unsol_bcast_probe_resp_tmpl_len,
+ NULL, 0);
+}
+#endif /* CONFIG_IEEE80211AX */
+
+
+void sta_track_del(struct hostapd_sta_info *info)
+{
+#ifdef CONFIG_TAXONOMY
+ wpabuf_free(info->probe_ie_taxonomy);
+ info->probe_ie_taxonomy = NULL;
+#endif /* CONFIG_TAXONOMY */
+ os_free(info);
+}
+
+
+#ifdef CONFIG_FILS
+
+static u16 hostapd_fils_discovery_cap(struct hostapd_data *hapd)
+{
+ u16 cap_info, phy_index = 0;
+ u8 chwidth = FD_CAP_BSS_CHWIDTH_20, mcs_nss_size = 4;
+ struct hostapd_hw_modes *mode = hapd->iface->current_mode;
+
+ cap_info = FD_CAP_ESS;
+ if (hapd->conf->wpa)
+ cap_info |= FD_CAP_PRIVACY;
+
+ if (is_6ghz_op_class(hapd->iconf->op_class)) {
+ phy_index = FD_CAP_PHY_INDEX_HE;
+
+ switch (hapd->iconf->op_class) {
+ case 137:
+ chwidth = FD_CAP_BSS_CHWIDTH_320;
+ break;
+ case 135:
+ mcs_nss_size += 4;
+ /* fallthrough */
+ case 134:
+ mcs_nss_size += 4;
+ chwidth = FD_CAP_BSS_CHWIDTH_160_80_80;
+ break;
+ case 133:
+ chwidth = FD_CAP_BSS_CHWIDTH_80;
+ break;
+ case 132:
+ chwidth = FD_CAP_BSS_CHWIDTH_40;
+ break;
+ }
+ } else {
+ switch (hostapd_get_oper_chwidth(hapd->iconf)) {
+ case CONF_OPER_CHWIDTH_80P80MHZ:
+ mcs_nss_size += 4;
+ /* fallthrough */
+ case CONF_OPER_CHWIDTH_160MHZ:
+ mcs_nss_size += 4;
+ chwidth = FD_CAP_BSS_CHWIDTH_160_80_80;
+ break;
+ case CONF_OPER_CHWIDTH_80MHZ:
+ chwidth = FD_CAP_BSS_CHWIDTH_80;
+ break;
+ case CONF_OPER_CHWIDTH_USE_HT:
+ if (hapd->iconf->secondary_channel)
+ chwidth = FD_CAP_BSS_CHWIDTH_40;
+ else
+ chwidth = FD_CAP_BSS_CHWIDTH_20;
+ break;
+ default:
+ break;
+ }
+
+#ifdef CONFIG_IEEE80211AX
+ if (hapd->iconf->ieee80211ax && !hapd->conf->disable_11ax)
+ phy_index = FD_CAP_PHY_INDEX_HE;
+#endif /* CONFIG_IEEE80211AX */
+#ifdef CONFIG_IEEE80211AC
+ if (!phy_index &&
+ hapd->iconf->ieee80211ac && !hapd->conf->disable_11ac)
+ phy_index = FD_CAP_PHY_INDEX_VHT;
+#endif /* CONFIG_IEEE80211AC */
+ if (!phy_index &&
+ hapd->iconf->ieee80211n && !hapd->conf->disable_11n)
+ phy_index = FD_CAP_PHY_INDEX_HT;
+ }
+
+ cap_info |= phy_index << FD_CAP_PHY_INDEX_SHIFT;
+ cap_info |= chwidth << FD_CAP_BSS_CHWIDTH_SHIFT;
+
+ if (mode && phy_index == FD_CAP_PHY_INDEX_HE) {
+ const u8 *he_mcs = mode->he_capab[IEEE80211_MODE_AP].mcs;
+ int i;
+ u16 nss = 0, mcs[6];
+
+ os_memset(mcs, 0xffff, 6 * sizeof(u16));
+
+ if (mcs_nss_size == 4) {
+ mcs[0] = WPA_GET_LE16(&he_mcs[0]);
+ mcs[1] = WPA_GET_LE16(&he_mcs[2]);
+ }
+
+ if (mcs_nss_size == 8) {
+ mcs[2] = WPA_GET_LE16(&he_mcs[4]);
+ mcs[3] = WPA_GET_LE16(&he_mcs[6]);
+ }
+
+ if (mcs_nss_size == 12) {
+ mcs[4] = WPA_GET_LE16(&he_mcs[8]);
+ mcs[5] = WPA_GET_LE16(&he_mcs[10]);
+ }
+
+ for (i = 0; i < HE_NSS_MAX_STREAMS; i++) {
+ u16 nss_mask = 0x3 << (i * 2);
+
+ /*
+ * If NSS values supported by RX and TX are different
+ * then choose the smaller of the two as the maximum
+ * supported NSS as that is the value supported by
+ * both RX and TX.
+ */
+ if (mcs_nss_size == 4 &&
+ (((mcs[0] & nss_mask) == nss_mask) ||
+ ((mcs[1] & nss_mask) == nss_mask)))
+ continue;
+
+ if (mcs_nss_size == 8 &&
+ (((mcs[2] & nss_mask) == nss_mask) ||
+ ((mcs[3] & nss_mask) == nss_mask)))
+ continue;
+
+ if (mcs_nss_size == 12 &&
+ (((mcs[4] & nss_mask) == nss_mask) ||
+ ((mcs[5] & nss_mask) == nss_mask)))
+ continue;
+
+ nss++;
+ }
+
+ if (nss > 4)
+ cap_info |= FD_CAP_NSS_5_8 << FD_CAP_NSS_SHIFT;
+ else if (nss)
+ cap_info |= (nss - 1) << FD_CAP_NSS_SHIFT;
+ }
+
+ return cap_info;
+}
+
+
+static u8 * hostapd_gen_fils_discovery(struct hostapd_data *hapd, size_t *len)
+{
+ struct ieee80211_mgmt *head;
+ const u8 *mobility_domain;
+ u8 *pos, *length_pos, buf[200];
+ u16 ctl = 0;
+ u8 fd_rsn_info[5];
+ size_t total_len, buf_len;
+
+ total_len = 24 + 2 + 12;
+
+ /* FILS Discovery Frame Control */
+ ctl = (sizeof(hapd->conf->ssid.short_ssid) - 1) |
+ FD_FRAME_CTL_SHORT_SSID_PRESENT |
+ FD_FRAME_CTL_LENGTH_PRESENT |
+ FD_FRAME_CTL_CAP_PRESENT;
+ total_len += 4 + 1 + 2;
+
+ /* Check for optional subfields and calculate length */
+ if (wpa_auth_write_fd_rsn_info(hapd->wpa_auth, fd_rsn_info)) {
+ ctl |= FD_FRAME_CTL_RSN_INFO_PRESENT;
+ total_len += sizeof(fd_rsn_info);
+ }
+
+ mobility_domain = hostapd_wpa_ie(hapd, WLAN_EID_MOBILITY_DOMAIN);
+ if (mobility_domain) {
+ ctl |= FD_FRAME_CTL_MD_PRESENT;
+ total_len += 3;
+ }
+
+ total_len += hostapd_eid_rnr_len(hapd, WLAN_FC_STYPE_ACTION);
+
+ pos = hostapd_eid_fils_indic(hapd, buf, 0);
+ buf_len = pos - buf;
+ total_len += buf_len;
+
+#ifdef CONFIG_IEEE80211AX
+ /* Transmit Power Envelope element(s) */
+ if (is_6ghz_op_class(hapd->iconf->op_class)) {
+ total_len += 4;
+ if (hapd->iconf->he_6ghz_reg_pwr_type == HE_6GHZ_INDOOR_AP)
+ total_len += 4;
+ }
+#endif /* CONFIG_IEEE80211AX */
+
+ head = os_zalloc(total_len);
+ if (!head)
+ return NULL;
+
+ head->frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
+ WLAN_FC_STYPE_ACTION);
+ os_memset(head->da, 0xff, ETH_ALEN);
+ os_memcpy(head->sa, hapd->own_addr, ETH_ALEN);
+ os_memcpy(head->bssid, hapd->own_addr, ETH_ALEN);
+
+ head->u.action.category = WLAN_ACTION_PUBLIC;
+ head->u.action.u.public_action.action = WLAN_PA_FILS_DISCOVERY;
+
+ pos = &head->u.action.u.public_action.variable[0];
+
+ /* FILS Discovery Information field */
+
+ /* FILS Discovery Frame Control */
+ WPA_PUT_LE16(pos, ctl);
+ pos += 2;
+
+ /* Hardware or low-level driver will fill in the Timestamp value */
+ pos += 8;
+
+ /* Beacon Interval */
+ WPA_PUT_LE16(pos, hapd->iconf->beacon_int);
+ pos += 2;
+
+ /* Short SSID */
+ WPA_PUT_LE32(pos, hapd->conf->ssid.short_ssid);
+ pos += sizeof(hapd->conf->ssid.short_ssid);
+
+ /* Store position of FILS discovery information element Length field */
+ length_pos = pos++;
+
+ /* FD Capability */
+ WPA_PUT_LE16(pos, hostapd_fils_discovery_cap(hapd));
+ pos += 2;
+
+ /* Operating Class - not present */
+
+ /* Primary Channel - not present */
+
+ /* AP Configuration Sequence Number - not present */
+
+ /* Access Network Options - not present */
+
+ /* FD RSN Information */
+ if (ctl & FD_FRAME_CTL_RSN_INFO_PRESENT) {
+ os_memcpy(pos, fd_rsn_info, sizeof(fd_rsn_info));
+ pos += sizeof(fd_rsn_info);
+ }
+
+ /* Channel Center Frequency Segment 1 - not present */
+
+ /* Mobility Domain */
+ if (ctl & FD_FRAME_CTL_MD_PRESENT) {
+ os_memcpy(pos, &mobility_domain[2], 3);
+ pos += 3;
+ }
+
+ /* Fill in the Length field value */
+ *length_pos = pos - (length_pos + 1);
+
+ pos = hostapd_eid_rnr(hapd, pos, WLAN_FC_STYPE_ACTION);
+
+ /* FILS Indication element */
+ if (buf_len) {
+ os_memcpy(pos, buf, buf_len);
+ pos += buf_len;
+ }
+
+ if (is_6ghz_op_class(hapd->iconf->op_class))
+ pos = hostapd_eid_txpower_envelope(hapd, pos);
+
+ *len = pos - (u8 *) head;
+ wpa_hexdump(MSG_DEBUG, "FILS Discovery frame template",
+ head, pos - (u8 *) head);
+ return (u8 *) head;
+}
+
+
+/* Configure FILS Discovery frame transmission parameters */
+static u8 * hostapd_fils_discovery(struct hostapd_data *hapd,
+ struct wpa_driver_ap_params *params)
+{
+ params->fd_max_int = hapd->conf->fils_discovery_max_int;
+ if (is_6ghz_op_class(hapd->iconf->op_class) &&
+ params->fd_max_int > FD_MAX_INTERVAL_6GHZ)
+ params->fd_max_int = FD_MAX_INTERVAL_6GHZ;
+
+ params->fd_min_int = hapd->conf->fils_discovery_min_int;
+ if (params->fd_min_int > params->fd_max_int)
+ params->fd_min_int = params->fd_max_int;
+
+ if (params->fd_max_int)
+ return hostapd_gen_fils_discovery(hapd,
+ ¶ms->fd_frame_tmpl_len);
+
+ return NULL;
+}
+
+#endif /* CONFIG_FILS */
+
+
+int ieee802_11_build_ap_params(struct hostapd_data *hapd,
+ struct wpa_driver_ap_params *params)
+{
+ struct ieee80211_mgmt *head = NULL;
+ u8 *tail = NULL;
+ size_t head_len = 0, tail_len = 0;
+ u8 *resp = NULL;
+ size_t resp_len = 0;
+#ifdef NEED_AP_MLME
+ u16 capab_info;
+ u8 *pos, *tailpos, *tailend, *csa_pos;
+ bool complete = false;
+#endif /* NEED_AP_MLME */
+
+ os_memset(params, 0, sizeof(*params));
+
+#ifdef NEED_AP_MLME
+#define BEACON_HEAD_BUF_SIZE 256
+#define BEACON_TAIL_BUF_SIZE 512
+ head = os_zalloc(BEACON_HEAD_BUF_SIZE);
+ tail_len = BEACON_TAIL_BUF_SIZE;
+#ifdef CONFIG_WPS
+ if (hapd->conf->wps_state && hapd->wps_beacon_ie)
+ tail_len += wpabuf_len(hapd->wps_beacon_ie);
+#endif /* CONFIG_WPS */
+#ifdef CONFIG_P2P
+ if (hapd->p2p_beacon_ie)
+ tail_len += wpabuf_len(hapd->p2p_beacon_ie);
+#endif /* CONFIG_P2P */
+#ifdef CONFIG_FST
+ if (hapd->iface->fst_ies)
+ tail_len += wpabuf_len(hapd->iface->fst_ies);
+#endif /* CONFIG_FST */
+ if (hapd->conf->vendor_elements)
+ tail_len += wpabuf_len(hapd->conf->vendor_elements);
+
+#ifdef CONFIG_IEEE80211AC
+ if (hapd->conf->vendor_vht) {
+ tail_len += 5 + 2 + sizeof(struct ieee80211_vht_capabilities) +
+ 2 + sizeof(struct ieee80211_vht_operation);
+ }
+#endif /* CONFIG_IEEE80211AC */
+
+#ifdef CONFIG_IEEE80211AX
+ if (hapd->iconf->ieee80211ax && !hapd->conf->disable_11ax) {
+ tail_len += 3 + sizeof(struct ieee80211_he_capabilities) +
+ 3 + sizeof(struct ieee80211_he_operation) +
+ 3 + sizeof(struct ieee80211_he_mu_edca_parameter_set) +
+ 3 + sizeof(struct ieee80211_spatial_reuse);
+ if (is_6ghz_op_class(hapd->iconf->op_class)) {
+ tail_len += sizeof(struct ieee80211_he_6ghz_oper_info) +
+ 3 + sizeof(struct ieee80211_he_6ghz_band_cap);
+ /* An additional Transmit Power Envelope element for
+ * subordinate client */
+ if (hapd->iconf->he_6ghz_reg_pwr_type ==
+ HE_6GHZ_INDOOR_AP)
+ tail_len += 4;
+ }
+ }
+#endif /* CONFIG_IEEE80211AX */
+
+#ifdef CONFIG_IEEE80211BE
+ if (hapd->iconf->ieee80211be && !hapd->conf->disable_11be) {
+ tail_len += hostapd_eid_eht_capab_len(hapd, IEEE80211_MODE_AP);
+ tail_len += 3 + sizeof(struct ieee80211_eht_operation);
+ if (hapd->iconf->punct_bitmap)
+ tail_len += EHT_OPER_DISABLED_SUBCHAN_BITMAP_SIZE;
+
+ /*
+ * TODO: Multi-Link element has variable length and can be
+ * long based on the common info and number of per
+ * station profiles. For now use 256.
+ */
+ if (hapd->conf->mld_ap)
+ tail_len += 256;
+ }
+#endif /* CONFIG_IEEE80211BE */
+
+ if (hapd->iconf->mbssid == ENHANCED_MBSSID_ENABLED &&
+ hapd == hostapd_mbssid_get_tx_bss(hapd))
+ tail_len += 5; /* Multiple BSSID Configuration element */
+ tail_len += hostapd_eid_rnr_len(hapd, WLAN_FC_STYPE_BEACON);
+ tail_len += hostapd_mbo_ie_len(hapd);
+ tail_len += hostapd_eid_owe_trans_len(hapd);
+ tail_len += hostapd_eid_dpp_cc_len(hapd);
+
+ tailpos = tail = os_malloc(tail_len);
+ if (head == NULL || tail == NULL) {
+ wpa_printf(MSG_ERROR, "Failed to set beacon data");
+ os_free(head);
+ os_free(tail);
+ return -1;
+ }
+ tailend = tail + tail_len;
+
+ head->frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
+ WLAN_FC_STYPE_BEACON);
+ head->duration = host_to_le16(0);
+ os_memset(head->da, 0xff, ETH_ALEN);
+
+ os_memcpy(head->sa, hapd->own_addr, ETH_ALEN);
+ os_memcpy(head->bssid, hapd->own_addr, ETH_ALEN);
+ head->u.beacon.beacon_int =
+ host_to_le16(hapd->iconf->beacon_int);
+
+ /* hardware or low-level driver will setup seq_ctrl and timestamp */
+ capab_info = hostapd_own_capab_info(hapd);
+ head->u.beacon.capab_info = host_to_le16(capab_info);
+ pos = &head->u.beacon.variable[0];
+
+ /* SSID */
+ *pos++ = WLAN_EID_SSID;
+ if (hapd->conf->ignore_broadcast_ssid == 2) {
+ /* clear the data, but keep the correct length of the SSID */
+ *pos++ = hapd->conf->ssid.ssid_len;
+ os_memset(pos, 0, hapd->conf->ssid.ssid_len);
+ pos += hapd->conf->ssid.ssid_len;
+ } else if (hapd->conf->ignore_broadcast_ssid) {
+ *pos++ = 0; /* empty SSID */
+ } else {
+ *pos++ = hapd->conf->ssid.ssid_len;
+ os_memcpy(pos, hapd->conf->ssid.ssid,
+ hapd->conf->ssid.ssid_len);
+ pos += hapd->conf->ssid.ssid_len;
+ }
+
+ /* Supported rates */
+ pos = hostapd_eid_supp_rates(hapd, pos);
+
+ /* DS Params */
+ pos = hostapd_eid_ds_params(hapd, pos);
+
+ head_len = pos - (u8 *) head;
+
+ tailpos = hostapd_eid_country(hapd, tailpos, tailend - tailpos);
+
+ /* Power Constraint element */
+ tailpos = hostapd_eid_pwr_constraint(hapd, tailpos);
+
+ /* CSA IE */
+ csa_pos = hostapd_eid_csa(hapd, tailpos);
+ if (csa_pos != tailpos)
+ hapd->cs_c_off_beacon = csa_pos - tail - 1;
+ tailpos = csa_pos;
+
+ /* ERP Information element */
+ tailpos = hostapd_eid_erp_info(hapd, tailpos);
+
+ /* Extended supported rates */
+ tailpos = hostapd_eid_ext_supp_rates(hapd, tailpos);
+
+ tailpos = hostapd_get_rsne(hapd, tailpos, tailend - tailpos);
+ tailpos = hostapd_eid_bss_load(hapd, tailpos, tailend - tailpos);
+ tailpos = hostapd_eid_rm_enabled_capab(hapd, tailpos,
+ tailend - tailpos);
+ tailpos = hostapd_get_mde(hapd, tailpos, tailend - tailpos);
+
+ /* eCSA IE */
+ csa_pos = hostapd_eid_ecsa(hapd, tailpos);
+ if (csa_pos != tailpos)
+ hapd->cs_c_off_ecsa_beacon = csa_pos - tail - 1;
+ tailpos = csa_pos;
+
+ tailpos = hostapd_eid_supported_op_classes(hapd, tailpos);
+ tailpos = hostapd_eid_ht_capabilities(hapd, tailpos);
+ tailpos = hostapd_eid_ht_operation(hapd, tailpos);
+
+ if (hapd->iconf->mbssid && hapd->iconf->num_bss > 1) {
+ if (ieee802_11_build_ap_params_mbssid(hapd, params)) {
+ os_free(head);
+ os_free(tail);
+ wpa_printf(MSG_ERROR,
+ "MBSSID: Failed to set beacon data");
+ return -1;
+ }
+ complete = hapd->iconf->mbssid == MBSSID_ENABLED ||
+ (hapd->iconf->mbssid == ENHANCED_MBSSID_ENABLED &&
+ params->mbssid_elem_count == 1);
+ }
+
+ tailpos = hostapd_eid_ext_capab(hapd, tailpos, complete);
+
+ /*
+ * TODO: Time Advertisement element should only be included in some
+ * DTIM Beacon frames.
+ */
+ tailpos = hostapd_eid_time_adv(hapd, tailpos);
+
+ tailpos = hostapd_eid_interworking(hapd, tailpos);
+ tailpos = hostapd_eid_adv_proto(hapd, tailpos);
+ tailpos = hostapd_eid_roaming_consortium(hapd, tailpos);
+
+#ifdef CONFIG_FST
+ if (hapd->iface->fst_ies) {
+ os_memcpy(tailpos, wpabuf_head(hapd->iface->fst_ies),
+ wpabuf_len(hapd->iface->fst_ies));
+ tailpos += wpabuf_len(hapd->iface->fst_ies);
+ }
+#endif /* CONFIG_FST */
+
+#ifdef CONFIG_IEEE80211AC
+ if (hapd->iconf->ieee80211ac && !hapd->conf->disable_11ac &&
+ !is_6ghz_op_class(hapd->iconf->op_class)) {
+ tailpos = hostapd_eid_vht_capabilities(hapd, tailpos, 0);
+ tailpos = hostapd_eid_vht_operation(hapd, tailpos);
+ tailpos = hostapd_eid_txpower_envelope(hapd, tailpos);
+ }
+#endif /* CONFIG_IEEE80211AC */
+
+#ifdef CONFIG_IEEE80211AX
+ if (hapd->iconf->ieee80211ax && !hapd->conf->disable_11ax &&
+ is_6ghz_op_class(hapd->iconf->op_class))
+ tailpos = hostapd_eid_txpower_envelope(hapd, tailpos);
+#endif /* CONFIG_IEEE80211AX */
+
+ tailpos = hostapd_eid_wb_chsw_wrapper(hapd, tailpos);
+
+ tailpos = hostapd_eid_rnr(hapd, tailpos, WLAN_FC_STYPE_BEACON);
+ tailpos = hostapd_eid_fils_indic(hapd, tailpos, 0);
+ tailpos = hostapd_get_rsnxe(hapd, tailpos, tailend - tailpos);
+ tailpos = hostapd_eid_mbssid_config(hapd, tailpos,
+ params->mbssid_elem_count);
+
+#ifdef CONFIG_IEEE80211AX
+ if (hapd->iconf->ieee80211ax && !hapd->conf->disable_11ax) {
+ u8 *cca_pos;
+
+ tailpos = hostapd_eid_he_capab(hapd, tailpos,
+ IEEE80211_MODE_AP);
+ tailpos = hostapd_eid_he_operation(hapd, tailpos);
+
+ /* BSS Color Change Announcement element */
+ cca_pos = hostapd_eid_cca(hapd, tailpos);
+ if (cca_pos != tailpos)
+ hapd->cca_c_off_beacon = cca_pos - tail - 2;
+ tailpos = cca_pos;
+
+ tailpos = hostapd_eid_spatial_reuse(hapd, tailpos);
+ tailpos = hostapd_eid_he_mu_edca_parameter_set(hapd, tailpos);
+ tailpos = hostapd_eid_he_6ghz_band_cap(hapd, tailpos);
+ }
+#endif /* CONFIG_IEEE80211AX */
+
+#ifdef CONFIG_IEEE80211BE
+ if (hapd->iconf->ieee80211be && !hapd->conf->disable_11be) {
+ if (hapd->conf->mld_ap)
+ tailpos = hostapd_eid_eht_basic_ml(hapd, tailpos, NULL,
+ true);
+ tailpos = hostapd_eid_eht_capab(hapd, tailpos,
+ IEEE80211_MODE_AP);
+ tailpos = hostapd_eid_eht_operation(hapd, tailpos);
+ }
+#endif /* CONFIG_IEEE80211BE */
+
+#ifdef CONFIG_IEEE80211AC
+ if (hapd->conf->vendor_vht)
+ tailpos = hostapd_eid_vendor_vht(hapd, tailpos);
+#endif /* CONFIG_IEEE80211AC */
+
+ /* WPA / OSEN */
+ tailpos = hostapd_get_wpa_ie(hapd, tailpos, tailend - tailpos);
+ tailpos = hostapd_get_osen_ie(hapd, tailpos, tailend - tailpos);
+
+ /* Wi-Fi Alliance WMM */
+ tailpos = hostapd_eid_wmm(hapd, tailpos);
+
+#ifdef CONFIG_WPS
+ if (hapd->conf->wps_state && hapd->wps_beacon_ie) {
+ os_memcpy(tailpos, wpabuf_head(hapd->wps_beacon_ie),
+ wpabuf_len(hapd->wps_beacon_ie));
+ tailpos += wpabuf_len(hapd->wps_beacon_ie);
+ }
+#endif /* CONFIG_WPS */
+
+#ifdef CONFIG_P2P
+ if ((hapd->conf->p2p & P2P_ENABLED) && hapd->p2p_beacon_ie) {
+ os_memcpy(tailpos, wpabuf_head(hapd->p2p_beacon_ie),
+ wpabuf_len(hapd->p2p_beacon_ie));
+ tailpos += wpabuf_len(hapd->p2p_beacon_ie);
+ }
+#endif /* CONFIG_P2P */
+#ifdef CONFIG_P2P_MANAGER
+ if ((hapd->conf->p2p & (P2P_MANAGE | P2P_ENABLED | P2P_GROUP_OWNER)) ==
+ P2P_MANAGE)
+ tailpos = hostapd_eid_p2p_manage(hapd, tailpos);
+#endif /* CONFIG_P2P_MANAGER */
+
+#ifdef CONFIG_HS20
+ tailpos = hostapd_eid_hs20_indication(hapd, tailpos);
+#endif /* CONFIG_HS20 */
+
+ tailpos = hostapd_eid_mbo(hapd, tailpos, tail + tail_len - tailpos);
+ tailpos = hostapd_eid_owe_trans(hapd, tailpos,
+ tail + tail_len - tailpos);
+ tailpos = hostapd_eid_dpp_cc(hapd, tailpos, tail + tail_len - tailpos);
+
+ if (hapd->conf->vendor_elements) {
+ os_memcpy(tailpos, wpabuf_head(hapd->conf->vendor_elements),
+ wpabuf_len(hapd->conf->vendor_elements));
+ tailpos += wpabuf_len(hapd->conf->vendor_elements);
+ }
+
+ tail_len = tailpos > tail ? tailpos - tail : 0;
+
+ resp = hostapd_probe_resp_offloads(hapd, &resp_len);
+#endif /* NEED_AP_MLME */
+
+ params->head = (u8 *) head;
+ params->head_len = head_len;
+ params->tail = tail;
+ params->tail_len = tail_len;
+ params->proberesp = resp;
+ params->proberesp_len = resp_len;
+ params->dtim_period = hapd->conf->dtim_period;
+ params->beacon_int = hapd->iconf->beacon_int;
+ params->basic_rates = hapd->iface->basic_rates;
+ params->beacon_rate = hapd->iconf->beacon_rate;
+ params->rate_type = hapd->iconf->rate_type;
+ params->ssid = hapd->conf->ssid.ssid;
+ params->ssid_len = hapd->conf->ssid.ssid_len;
+ if ((hapd->conf->wpa & (WPA_PROTO_WPA | WPA_PROTO_RSN)) ==
+ (WPA_PROTO_WPA | WPA_PROTO_RSN))
+ params->pairwise_ciphers = hapd->conf->wpa_pairwise |
+ hapd->conf->rsn_pairwise;
+ else if (hapd->conf->wpa & WPA_PROTO_RSN)
+ params->pairwise_ciphers = hapd->conf->rsn_pairwise;
+ else if (hapd->conf->wpa & WPA_PROTO_WPA)
+ params->pairwise_ciphers = hapd->conf->wpa_pairwise;
+ params->group_cipher = hapd->conf->wpa_group;
+ params->key_mgmt_suites = hapd->conf->wpa_key_mgmt;
+ params->auth_algs = hapd->conf->auth_algs;
+ params->wpa_version = hapd->conf->wpa;
+ params->privacy = hapd->conf->wpa;
+#ifdef CONFIG_WEP
+ params->privacy |= hapd->conf->ssid.wep.keys_set ||
+ (hapd->conf->ieee802_1x &&
+ (hapd->conf->default_wep_key_len ||
+ hapd->conf->individual_wep_key_len));
+#endif /* CONFIG_WEP */
+ switch (hapd->conf->ignore_broadcast_ssid) {
+ case 0:
+ params->hide_ssid = NO_SSID_HIDING;
+ break;
+ case 1:
+ params->hide_ssid = HIDDEN_SSID_ZERO_LEN;
+ break;
+ case 2:
+ params->hide_ssid = HIDDEN_SSID_ZERO_CONTENTS;
+ break;
+ }
+ params->isolate = hapd->conf->isolate;
+#ifdef NEED_AP_MLME
+ params->cts_protect = !!(ieee802_11_erp_info(hapd) &
+ ERP_INFO_USE_PROTECTION);
+ params->preamble = hapd->iface->num_sta_no_short_preamble == 0 &&
+ hapd->iconf->preamble == SHORT_PREAMBLE;
+ if (hapd->iface->current_mode &&
+ hapd->iface->current_mode->mode == HOSTAPD_MODE_IEEE80211G)
+ params->short_slot_time =
+ hapd->iface->num_sta_no_short_slot_time > 0 ? 0 : 1;
+ else
+ params->short_slot_time = -1;
+ if (!hapd->iconf->ieee80211n || hapd->conf->disable_11n)
+ params->ht_opmode = -1;
+ else
+ params->ht_opmode = hapd->iface->ht_op_mode;
+#endif /* NEED_AP_MLME */
+ params->interworking = hapd->conf->interworking;
+ if (hapd->conf->interworking &&
+ !is_zero_ether_addr(hapd->conf->hessid))
+ params->hessid = hapd->conf->hessid;
+ params->access_network_type = hapd->conf->access_network_type;
+ params->ap_max_inactivity = hapd->conf->ap_max_inactivity;
+#ifdef CONFIG_P2P
+ params->p2p_go_ctwindow = hapd->iconf->p2p_go_ctwindow;
+#endif /* CONFIG_P2P */
+#ifdef CONFIG_HS20
+ params->disable_dgaf = hapd->conf->disable_dgaf;
+ if (hapd->conf->osen) {
+ params->privacy = 1;
+ params->osen = 1;
+ }
+#endif /* CONFIG_HS20 */
+ params->multicast_to_unicast = hapd->conf->multicast_to_unicast;
+ params->pbss = hapd->conf->pbss;
+
+ if (hapd->conf->ftm_responder) {
+ if (hapd->iface->drv_flags & WPA_DRIVER_FLAGS_FTM_RESPONDER) {
+ params->ftm_responder = 1;
+ params->lci = hapd->iface->conf->lci;
+ params->civic = hapd->iface->conf->civic;
+ } else {
+ wpa_printf(MSG_WARNING,
+ "Not configuring FTM responder as the driver doesn't advertise support for it");
+ }
+ }
+
+#ifdef CONFIG_IEEE80211BE
+ if (hapd->conf->mld_ap && hapd->iconf->ieee80211be &&
+ !hapd->conf->disable_11be) {
+ params->mld_ap = true;
+ params->mld_link_id = hapd->mld_link_id;
+ }
+#endif /* CONFIG_IEEE80211BE */
+
+ return 0;
+}
+
+
+void ieee802_11_free_ap_params(struct wpa_driver_ap_params *params)
+{
+ os_free(params->tail);
+ params->tail = NULL;
+ os_free(params->head);
+ params->head = NULL;
+ os_free(params->proberesp);
+ params->proberesp = NULL;
+ os_free(params->mbssid_elem);
+ params->mbssid_elem = NULL;
+ os_free(params->mbssid_elem_offset);
+ params->mbssid_elem_offset = NULL;
+ os_free(params->rnr_elem);
+ params->rnr_elem = NULL;
+ os_free(params->rnr_elem_offset);
+ params->rnr_elem_offset = NULL;
+#ifdef CONFIG_FILS
+ os_free(params->fd_frame_tmpl);
+ params->fd_frame_tmpl = NULL;
+#endif /* CONFIG_FILS */
+#ifdef CONFIG_IEEE80211AX
+ os_free(params->unsol_bcast_probe_resp_tmpl);
+ params->unsol_bcast_probe_resp_tmpl = NULL;
+#endif /* CONFIG_IEEE80211AX */
+ os_free(params->allowed_freqs);
+ params->allowed_freqs = NULL;
+}
+
+
+static int __ieee802_11_set_beacon(struct hostapd_data *hapd)
+{
+ struct wpa_driver_ap_params params;
+ struct hostapd_freq_params freq;
+ struct hostapd_iface *iface = hapd->iface;
+ struct hostapd_config *iconf = iface->conf;
+ struct hostapd_hw_modes *cmode = iface->current_mode;
+ struct wpabuf *beacon, *proberesp, *assocresp;
+ int res, ret = -1, i;
+ struct hostapd_hw_modes *mode;
+
+ if (!hapd->drv_priv) {
+ wpa_printf(MSG_ERROR, "Interface is disabled");
+ return -1;
+ }
+
+ hapd->beacon_set_done = 1;
+
+ if (ieee802_11_build_ap_params(hapd, ¶ms) < 0)
+ return -1;
+
+ if (hostapd_build_ap_extra_ies(hapd, &beacon, &proberesp, &assocresp) <
+ 0)
+ goto fail;
+
+ params.beacon_ies = beacon;
+ params.proberesp_ies = proberesp;
+ params.assocresp_ies = assocresp;
+ params.reenable = hapd->reenable_beacon;
+#ifdef CONFIG_IEEE80211AX
+ params.he_spr_ctrl = hapd->iface->conf->spr.sr_control;
+ params.he_spr_non_srg_obss_pd_max_offset =
+ hapd->iface->conf->spr.non_srg_obss_pd_max_offset;
+ params.he_spr_srg_obss_pd_min_offset =
+ hapd->iface->conf->spr.srg_obss_pd_min_offset;
+ params.he_spr_srg_obss_pd_max_offset =
+ hapd->iface->conf->spr.srg_obss_pd_max_offset;
+ os_memcpy(params.he_spr_bss_color_bitmap,
+ hapd->iface->conf->spr.srg_bss_color_bitmap, 8);
+ os_memcpy(params.he_spr_partial_bssid_bitmap,
+ hapd->iface->conf->spr.srg_partial_bssid_bitmap, 8);
+ params.he_bss_color_disabled =
+ hapd->iface->conf->he_op.he_bss_color_disabled;
+ params.he_bss_color_partial =
+ hapd->iface->conf->he_op.he_bss_color_partial;
+ params.he_bss_color = hapd->iface->conf->he_op.he_bss_color;
+ params.twt_responder = hostapd_get_he_twt_responder(hapd,
+ IEEE80211_MODE_AP);
+ params.unsol_bcast_probe_resp_tmpl =
+ hostapd_unsol_bcast_probe_resp(hapd, ¶ms);
+#endif /* CONFIG_IEEE80211AX */
+ hapd->reenable_beacon = 0;
+#ifdef CONFIG_SAE
+ params.sae_pwe = hapd->conf->sae_pwe;
+#endif /* CONFIG_SAE */
+
+#ifdef CONFIG_FILS
+ params.fd_frame_tmpl = hostapd_fils_discovery(hapd, ¶ms);
+#endif /* CONFIG_FILS */
+
+#ifdef CONFIG_IEEE80211BE
+ params.punct_bitmap = iconf->punct_bitmap;
+#endif /* CONFIG_IEEE80211BE */
+
+ if (cmode &&
+ hostapd_set_freq_params(&freq, iconf->hw_mode, iface->freq,
+ iconf->channel, iconf->enable_edmg,
+ iconf->edmg_channel, iconf->ieee80211n,
+ iconf->ieee80211ac, iconf->ieee80211ax,
+ iconf->ieee80211be,
+ iconf->secondary_channel,
+ hostapd_get_oper_chwidth(iconf),
+ hostapd_get_oper_centr_freq_seg0_idx(iconf),
+ hostapd_get_oper_centr_freq_seg1_idx(iconf),
+ cmode->vht_capab,
+ &cmode->he_capab[IEEE80211_MODE_AP],
+ &cmode->eht_capab[IEEE80211_MODE_AP]) == 0)
+ params.freq = &freq;
+
+ for (i = 0; i < hapd->iface->num_hw_features; i++) {
+ mode = &hapd->iface->hw_features[i];
+
+ if (iconf->hw_mode != HOSTAPD_MODE_IEEE80211ANY &&
+ iconf->hw_mode != mode->mode)
+ continue;
+
+ hostapd_get_hw_mode_any_channels(hapd, mode,
+ !(iconf->acs_freq_list.num ||
+ iconf->acs_ch_list.num),
+ true, ¶ms.allowed_freqs);
+ }
+
+ res = hostapd_drv_set_ap(hapd, ¶ms);
+ hostapd_free_ap_extra_ies(hapd, beacon, proberesp, assocresp);
+ if (res)
+ wpa_printf(MSG_ERROR, "Failed to set beacon parameters");
+ else
+ ret = 0;
+fail:
+ ieee802_11_free_ap_params(¶ms);
+ return ret;
+}
+
+
+int ieee802_11_set_beacon(struct hostapd_data *hapd)
+{
+ struct hostapd_iface *iface = hapd->iface;
+ int ret;
+ size_t i, j;
+ bool is_6g;
+
+ ret = __ieee802_11_set_beacon(hapd);
+ if (ret != 0)
+ return ret;
+
+ if (!iface->interfaces || iface->interfaces->count <= 1)
+ return 0;
+
+ /* Update Beacon frames in case of 6 GHz colocation or AP MLD */
+ is_6g = is_6ghz_op_class(iface->conf->op_class);
+ for (j = 0; j < iface->interfaces->count; j++) {
+ struct hostapd_iface *other;
+ bool mld_ap = false;
+
+ other = iface->interfaces->iface[j];
+ if (other == iface || !other || !other->conf)
+ continue;
+
+#ifdef CONFIG_IEEE80211BE
+ if (hapd->conf->mld_ap && other->bss[0]->conf->mld_ap &&
+ hapd->conf->mld_id == other->bss[0]->conf->mld_id)
+ mld_ap = true;
+#endif /* CONFIG_IEEE80211BE */
+
+ if (is_6g == is_6ghz_op_class(other->conf->op_class) &&
+ !mld_ap)
+ continue;
+
+ for (i = 0; i < other->num_bss; i++) {
+ if (other->bss[i] && other->bss[i]->started)
+ __ieee802_11_set_beacon(other->bss[i]);
+ }
+ }
+
+ return 0;
+}
+
+
+int ieee802_11_set_beacons(struct hostapd_iface *iface)
+{
+ size_t i;
+ int ret = 0;
+
+ for (i = 0; i < iface->num_bss; i++) {
+ if (iface->bss[i]->started &&
+ ieee802_11_set_beacon(iface->bss[i]) < 0)
+ ret = -1;
+ }
+
+ return ret;
+}
+
+
+/* only update beacons if started */
+int ieee802_11_update_beacons(struct hostapd_iface *iface)
+{
+ size_t i;
+ int ret = 0;
+
+ for (i = 0; i < iface->num_bss; i++) {
+ if (iface->bss[i]->beacon_set_done && iface->bss[i]->started &&
+ ieee802_11_set_beacon(iface->bss[i]) < 0)
+ ret = -1;
+ }
+
+ return ret;
+}
+
+#endif /* CONFIG_NATIVE_WINDOWS */