ASR_BASE
Change-Id: Icf3719cc0afe3eeb3edc7fa80a2eb5199ca9dda1
diff --git a/package/kernel/asr-wl/asr-hostapd/asr-hostapd-2023-06-22/src/ap/hostapd.c b/package/kernel/asr-wl/asr-hostapd/asr-hostapd-2023-06-22/src/ap/hostapd.c
new file mode 100644
index 0000000..5316203
--- /dev/null
+++ b/package/kernel/asr-wl/asr-hostapd/asr-hostapd-2023-06-22/src/ap/hostapd.c
@@ -0,0 +1,4460 @@
+/*
+ * hostapd / Initialization and configuration
+ * Copyright (c) 2002-2021, 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"
+#ifdef CONFIG_SQLITE
+#include <sqlite3.h>
+#endif /* CONFIG_SQLITE */
+
+#include "utils/common.h"
+#include "utils/eloop.h"
+#include "utils/crc32.h"
+#include "common/ieee802_11_defs.h"
+#include "common/wpa_ctrl.h"
+#include "common/hw_features_common.h"
+#include "radius/radius_client.h"
+#include "radius/radius_das.h"
+#include "eap_server/tncs.h"
+#include "eapol_auth/eapol_auth_sm.h"
+#include "eapol_auth/eapol_auth_sm_i.h"
+#include "fst/fst.h"
+#include "hostapd.h"
+#include "authsrv.h"
+#include "sta_info.h"
+#include "accounting.h"
+#include "ap_list.h"
+#include "beacon.h"
+#include "ieee802_1x.h"
+#include "ieee802_11_auth.h"
+#include "vlan_init.h"
+#include "wpa_auth.h"
+#include "wps_hostapd.h"
+#include "dpp_hostapd.h"
+#include "gas_query_ap.h"
+#include "hw_features.h"
+#include "wpa_auth_glue.h"
+#include "ap_drv_ops.h"
+#include "ap_config.h"
+#include "p2p_hostapd.h"
+#include "gas_serv.h"
+#include "dfs.h"
+#include "ieee802_11.h"
+#include "bss_load.h"
+#include "x_snoop.h"
+#include "dhcp_snoop.h"
+#include "ndisc_snoop.h"
+#include "neighbor_db.h"
+#include "rrm.h"
+#include "fils_hlp.h"
+#include "acs.h"
+#include "hs20.h"
+#include "airtime_policy.h"
+#include "wpa_auth_kay.h"
+#include "hw_features.h"
+
+
+static int hostapd_flush_old_stations(struct hostapd_data *hapd, u16 reason);
+#ifdef CONFIG_WEP
+static int hostapd_setup_encryption(char *iface, struct hostapd_data *hapd);
+static int hostapd_broadcast_wep_clear(struct hostapd_data *hapd);
+#endif /* CONFIG_WEP */
+static int setup_interface2(struct hostapd_iface *iface);
+static void channel_list_update_timeout(void *eloop_ctx, void *timeout_ctx);
+static void hostapd_interface_setup_failure_handler(void *eloop_ctx,
+ void *timeout_ctx);
+#ifdef CONFIG_IEEE80211AX
+static void hostapd_switch_color_timeout_handler(void *eloop_data,
+ void *user_ctx);
+#endif /* CONFIG_IEEE80211AX */
+
+
+int hostapd_for_each_interface(struct hapd_interfaces *interfaces,
+ int (*cb)(struct hostapd_iface *iface,
+ void *ctx), void *ctx)
+{
+ size_t i;
+ int ret;
+
+ for (i = 0; i < interfaces->count; i++) {
+ if (!interfaces->iface[i])
+ continue;
+ ret = cb(interfaces->iface[i], ctx);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+
+struct hostapd_data * hostapd_mbssid_get_tx_bss(struct hostapd_data *hapd)
+{
+ if (hapd->iconf->mbssid)
+ return hapd->iface->bss[0];
+
+ return hapd;
+}
+
+
+int hostapd_mbssid_get_bss_index(struct hostapd_data *hapd)
+{
+ if (hapd->iconf->mbssid) {
+ size_t i;
+
+ for (i = 1; i < hapd->iface->num_bss; i++)
+ if (hapd->iface->bss[i] == hapd)
+ return i;
+ }
+
+ return 0;
+}
+
+
+void hostapd_reconfig_encryption(struct hostapd_data *hapd)
+{
+ if (hapd->wpa_auth)
+ return;
+
+ hostapd_set_privacy(hapd, 0);
+#ifdef CONFIG_WEP
+ hostapd_setup_encryption(hapd->conf->iface, hapd);
+#endif /* CONFIG_WEP */
+}
+
+
+static void hostapd_reload_bss(struct hostapd_data *hapd)
+{
+ struct hostapd_ssid *ssid;
+
+ if (!hapd->started)
+ return;
+
+ if (hapd->conf->wmm_enabled < 0)
+ hapd->conf->wmm_enabled = hapd->iconf->ieee80211n |
+ hapd->iconf->ieee80211ax;
+
+#ifndef CONFIG_NO_RADIUS
+ radius_client_reconfig(hapd->radius, hapd->conf->radius);
+#endif /* CONFIG_NO_RADIUS */
+
+ ssid = &hapd->conf->ssid;
+
+ hostapd_set_freq(hapd, hapd->iconf->hw_mode, hapd->iface->freq,
+ hapd->iconf->channel,
+ hapd->iconf->enable_edmg,
+ hapd->iconf->edmg_channel,
+ hapd->iconf->ieee80211n,
+ hapd->iconf->ieee80211ac,
+ hapd->iconf->ieee80211ax,
+ hapd->iconf->ieee80211be,
+ hapd->iconf->secondary_channel,
+ hostapd_get_oper_chwidth(hapd->iconf),
+ hostapd_get_oper_centr_freq_seg0_idx(hapd->iconf),
+ hostapd_get_oper_centr_freq_seg1_idx(hapd->iconf));
+
+ if (hapd->iface->current_mode) {
+ if (hostapd_prepare_rates(hapd->iface, hapd->iface->current_mode)) {
+ wpa_printf(MSG_ERROR, "Failed to prepare rates table.");
+ hostapd_logger(hapd, NULL, HOSTAPD_MODULE_IEEE80211,
+ HOSTAPD_LEVEL_WARNING,
+ "Failed to prepare rates table.");
+ }
+ }
+
+ if (!ssid->wpa_psk_set && ssid->wpa_psk && !ssid->wpa_psk->next &&
+ ssid->wpa_passphrase_set && ssid->wpa_passphrase) {
+ /*
+ * Force PSK to be derived again since SSID or passphrase may
+ * have changed.
+ */
+ hostapd_config_clear_wpa_psk(&hapd->conf->ssid.wpa_psk);
+ }
+ if (hostapd_setup_wpa_psk(hapd->conf)) {
+ wpa_printf(MSG_ERROR, "Failed to re-configure WPA PSK "
+ "after reloading configuration");
+ }
+
+ if (hapd->conf->ieee802_1x || hapd->conf->wpa)
+ hostapd_set_drv_ieee8021x(hapd, hapd->conf->iface, 1);
+ else
+ hostapd_set_drv_ieee8021x(hapd, hapd->conf->iface, 0);
+
+ if ((hapd->conf->wpa || hapd->conf->osen) && hapd->wpa_auth == NULL) {
+ hostapd_setup_wpa(hapd);
+ if (hapd->wpa_auth)
+ wpa_init_keys(hapd->wpa_auth);
+ } else if (hapd->conf->wpa) {
+ const u8 *wpa_ie;
+ size_t wpa_ie_len;
+ hostapd_reconfig_wpa(hapd);
+ wpa_ie = wpa_auth_get_wpa_ie(hapd->wpa_auth, &wpa_ie_len);
+ if (hostapd_set_generic_elem(hapd, wpa_ie, wpa_ie_len))
+ wpa_printf(MSG_ERROR, "Failed to configure WPA IE for "
+ "the kernel driver.");
+ } else if (hapd->wpa_auth) {
+ wpa_deinit(hapd->wpa_auth);
+ hapd->wpa_auth = NULL;
+ hostapd_set_privacy(hapd, 0);
+#ifdef CONFIG_WEP
+ hostapd_setup_encryption(hapd->conf->iface, hapd);
+#endif /* CONFIG_WEP */
+ hostapd_set_generic_elem(hapd, (u8 *) "", 0);
+ }
+
+ ieee802_11_set_beacon(hapd);
+ hostapd_update_wps(hapd);
+
+ if (hapd->conf->ssid.ssid_set &&
+ hostapd_set_ssid(hapd, hapd->conf->ssid.ssid,
+ hapd->conf->ssid.ssid_len)) {
+ wpa_printf(MSG_ERROR, "Could not set SSID for kernel driver");
+ /* try to continue */
+ }
+ wpa_printf(MSG_DEBUG, "Reconfigured interface %s", hapd->conf->iface);
+}
+
+
+static void hostapd_clear_old_bss(struct hostapd_data *bss)
+{
+ wpa_printf(MSG_DEBUG, "BSS %s changed - clear old state",
+ bss->conf->iface);
+
+ /*
+ * Deauthenticate all stations since the new configuration may not
+ * allow them to use the BSS anymore.
+ */
+ hostapd_flush_old_stations(bss, WLAN_REASON_PREV_AUTH_NOT_VALID);
+#ifdef CONFIG_WEP
+ hostapd_broadcast_wep_clear(bss);
+#endif /* CONFIG_WEP */
+
+#ifndef CONFIG_NO_RADIUS
+ /* TODO: update dynamic data based on changed configuration
+ * items (e.g., open/close sockets, etc.) */
+ radius_client_flush(bss->radius, 0);
+#endif /* CONFIG_NO_RADIUS */
+}
+
+
+static void hostapd_clear_old(struct hostapd_iface *iface)
+{
+ size_t j;
+
+ for (j = 0; j < iface->num_bss; j++)
+ hostapd_clear_old_bss(iface->bss[j]);
+}
+
+
+static int hostapd_iface_conf_changed(struct hostapd_config *newconf,
+ struct hostapd_config *oldconf)
+{
+ size_t i;
+
+ if (newconf->config_id != oldconf->config_id)
+ if (strcmp(newconf->config_id, oldconf->config_id))
+ return 1;
+
+ if (newconf->num_bss != oldconf->num_bss)
+ return 1;
+
+ for (i = 0; i < newconf->num_bss; i++) {
+ if (os_strcmp(newconf->bss[i]->iface,
+ oldconf->bss[i]->iface) != 0)
+ return 1;
+ }
+
+ return 0;
+}
+
+
+static inline int hostapd_iface_num_sta(struct hostapd_iface *iface)
+{
+ int num_sta = 0;
+ int i;
+
+ for (i = 0; i < iface->num_bss; i++)
+ num_sta += iface->bss[i]->num_sta;
+
+ return num_sta;
+}
+
+
+int hostapd_check_max_sta(struct hostapd_data *hapd)
+{
+ if (hapd->num_sta >= hapd->conf->max_num_sta)
+ return 1;
+
+ if (hapd->iconf->max_num_sta &&
+ hostapd_iface_num_sta(hapd->iface) >= hapd->iconf->max_num_sta)
+ return 1;
+
+ return 0;
+}
+
+static void hostapd_iface_reload_acs(struct hostapd_config *newconf, struct hostapd_config *oldconf)
+{
+ newconf->channel = oldconf->channel;
+ newconf->secondary_channel = oldconf->secondary_channel;
+
+#ifdef CONFIG_IEEE80211BE
+ if (newconf->ieee80211be && oldconf->ieee80211be)
+ {
+ newconf->eht_oper_chwidth = oldconf->eht_oper_chwidth;
+ newconf->eht_oper_centr_freq_seg0_idx = oldconf->eht_oper_centr_freq_seg0_idx;
+ }
+#endif /* CONFIG_IEEE80211BE */
+
+#ifdef CONFIG_IEEE80211AX
+ if (newconf->ieee80211ax && oldconf->ieee80211ax)
+ {
+ newconf->he_oper_chwidth = oldconf->he_oper_chwidth;
+ newconf->he_oper_centr_freq_seg0_idx = oldconf->he_oper_centr_freq_seg0_idx;
+ newconf->he_oper_centr_freq_seg1_idx = oldconf->he_oper_centr_freq_seg1_idx;
+ }
+#endif /* CONFIG_IEEE80211AX */
+
+ newconf->vht_oper_chwidth = oldconf->vht_oper_chwidth;
+ newconf->vht_oper_centr_freq_seg0_idx = oldconf->vht_oper_centr_freq_seg0_idx;
+ newconf->vht_oper_centr_freq_seg1_idx = oldconf->vht_oper_centr_freq_seg1_idx;
+ return;
+}
+
+int hostapd_reload_config(struct hostapd_iface *iface, int reconf)
+{
+ struct hapd_interfaces *interfaces = iface->interfaces;
+ struct hostapd_data *hapd = iface->bss[0];
+ struct hostapd_config *newconf, *oldconf;
+ size_t j;
+ int i;
+
+ if (iface->config_fname == NULL) {
+ /* Only in-memory config in use - assume it has been updated */
+ hostapd_clear_old(iface);
+ for (j = 0; j < iface->num_bss; j++)
+ hostapd_reload_bss(iface->bss[j]);
+ return 0;
+ }
+
+ if (iface->interfaces == NULL ||
+ iface->interfaces->config_read_cb == NULL)
+ return -1;
+ newconf = iface->interfaces->config_read_cb(iface->config_fname);
+ if (newconf == NULL)
+ return -1;
+ wpa_printf(MSG_INFO, "hostapd_reload_config, newconf, channel:%d, secondary_channel:%d, bw: %d, centr_freq_seg0_idx:%d, centr_freq_seg1_idx:%d",
+ newconf->channel, newconf->secondary_channel,
+ hostapd_get_oper_chwidth(newconf),
+ hostapd_get_oper_centr_freq_seg0_idx(newconf),
+ hostapd_get_oper_centr_freq_seg1_idx(newconf));
+
+ oldconf = hapd->iconf;
+ wpa_printf(MSG_INFO, "hostapd_reload_config, oldconf, channel:%d, secondary_channel:%d, bw: %d, centr_freq_seg0_idx:%d, centr_freq_seg1_idx:%d",
+ oldconf->channel, oldconf->secondary_channel,
+ hostapd_get_oper_chwidth(oldconf),
+ hostapd_get_oper_centr_freq_seg0_idx(oldconf),
+ hostapd_get_oper_centr_freq_seg1_idx(oldconf));
+
+ if (hostapd_iface_conf_changed(newconf, oldconf)) {
+ char *fname;
+ int res;
+
+ if (reconf)
+ return -1;
+
+ hostapd_clear_old(iface);
+
+ wpa_printf(MSG_DEBUG,
+ "Configuration changes include interface/BSS modification - force full disable+enable sequence");
+ fname = os_strdup(iface->config_fname);
+ if (!fname) {
+ hostapd_config_free(newconf);
+ return -1;
+ }
+ hostapd_remove_iface(interfaces, hapd->conf->iface);
+ iface = hostapd_init(interfaces, fname);
+ os_free(fname);
+ hostapd_config_free(newconf);
+ if (!iface) {
+ wpa_printf(MSG_ERROR,
+ "Failed to initialize interface on config reload");
+ return -1;
+ }
+ iface->interfaces = interfaces;
+ interfaces->iface[interfaces->count] = iface;
+ interfaces->count++;
+ res = hostapd_enable_iface(iface);
+ if (res < 0)
+ wpa_printf(MSG_ERROR,
+ "Failed to enable interface on config reload");
+ return res;
+ } else {
+ for (j = 0; j < iface->num_bss; j++) {
+ hapd = iface->bss[j];
+ if (!hapd->config_id || strcmp(hapd->config_id, newconf->bss[j]->config_id)) {
+ hostapd_flush_old_stations(iface->bss[j],
+ WLAN_REASON_PREV_AUTH_NOT_VALID);
+#ifdef CONFIG_WEP
+ hostapd_broadcast_wep_clear(iface->bss[j]);
+#endif
+
+#ifndef CONFIG_NO_RADIUS
+ /* TODO: update dynamic data based on changed configuration
+ * items (e.g., open/close sockets, etc.) */
+ radius_client_flush(iface->bss[j]->radius, 0);
+#endif /* CONFIG_NO_RADIUS */
+ wpa_printf(MSG_INFO, "bss %zu changed", j);
+ }
+ }
+ }
+
+ // Avoid channel=0 when reload config using ACS
+ if ((newconf->channel == 0) && (newconf->channel != oldconf->channel))
+ {
+ hostapd_iface_reload_acs(newconf, oldconf);
+ }
+ iface->conf = newconf;
+ wpa_printf(MSG_INFO, "hostapd_reload_config, iface->conf, channel:%d, secondary_channel:%d, bw: %d, centr_freq_seg0_idx:%d, centr_freq_seg1_idx:%d",
+ iface->conf->channel, iface->conf->secondary_channel,
+ hostapd_get_oper_chwidth(iface->conf),
+ hostapd_get_oper_centr_freq_seg0_idx(iface->conf),
+ hostapd_get_oper_centr_freq_seg1_idx(iface->conf));
+
+ for (i = 0; i < iface->num_hw_features; i++) {
+ struct hostapd_hw_modes *mode = &iface->hw_features[i];
+ if (mode->mode == iface->conf->hw_mode) {
+ iface->current_mode = mode;
+ break;
+ }
+ }
+
+ if (iface->conf->channel)
+ iface->freq = hostapd_hw_get_freq(hapd, iface->conf->channel);
+
+ for (j = 0; j < iface->num_bss; j++) {
+ hapd = iface->bss[j];
+ if (hapd->config_id) {
+ os_free(hapd->config_id);
+ hapd->config_id = NULL;
+ }
+ if (newconf->bss[j]->config_id)
+ hapd->config_id = strdup(newconf->bss[j]->config_id);
+ if (!hapd->conf->config_id || !newconf->bss[j]->config_id ||
+ os_strcmp(hapd->conf->config_id,
+ newconf->bss[j]->config_id) != 0)
+ hostapd_clear_old_bss(hapd);
+ hapd->iconf = newconf;
+ hapd->conf = newconf->bss[j];
+ hostapd_reload_bss(hapd);
+ }
+
+ hostapd_config_free(oldconf);
+
+
+ return 0;
+}
+
+
+#ifdef CONFIG_WEP
+
+static void hostapd_broadcast_key_clear_iface(struct hostapd_data *hapd,
+ const char *ifname)
+{
+ int i;
+
+ if (!ifname || !hapd->drv_priv)
+ return;
+ for (i = 0; i < NUM_WEP_KEYS; i++) {
+ if (hostapd_drv_set_key(ifname, hapd, WPA_ALG_NONE, NULL, i, 0,
+ 0, NULL, 0, NULL, 0, KEY_FLAG_GROUP)) {
+ wpa_printf(MSG_DEBUG, "Failed to clear default "
+ "encryption keys (ifname=%s keyidx=%d)",
+ ifname, i);
+ }
+ }
+ if (hapd->conf->ieee80211w) {
+ for (i = NUM_WEP_KEYS; i < NUM_WEP_KEYS + 2; i++) {
+ if (hostapd_drv_set_key(ifname, hapd, WPA_ALG_NONE,
+ NULL, i, 0, 0, NULL,
+ 0, NULL, 0, KEY_FLAG_GROUP)) {
+ wpa_printf(MSG_DEBUG, "Failed to clear "
+ "default mgmt encryption keys "
+ "(ifname=%s keyidx=%d)", ifname, i);
+ }
+ }
+ }
+}
+
+
+static int hostapd_broadcast_wep_clear(struct hostapd_data *hapd)
+{
+ hostapd_broadcast_key_clear_iface(hapd, hapd->conf->iface);
+ return 0;
+}
+
+
+static int hostapd_broadcast_wep_set(struct hostapd_data *hapd)
+{
+ int errors = 0, idx;
+ struct hostapd_ssid *ssid = &hapd->conf->ssid;
+
+ idx = ssid->wep.idx;
+ if (ssid->wep.default_len && ssid->wep.key[idx] &&
+ hostapd_drv_set_key(hapd->conf->iface,
+ hapd, WPA_ALG_WEP, broadcast_ether_addr, idx, 0,
+ 1, NULL, 0, ssid->wep.key[idx],
+ ssid->wep.len[idx],
+ KEY_FLAG_GROUP_RX_TX_DEFAULT)) {
+ wpa_printf(MSG_WARNING, "Could not set WEP encryption.");
+ errors++;
+ }
+
+ return errors;
+}
+
+#endif /* CONFIG_WEP */
+
+
+static void hostapd_clear_drv_priv(struct hostapd_data *hapd)
+{
+ unsigned int i;
+
+ for (i = 0; i < hapd->iface->interfaces->count; i++) {
+ struct hostapd_iface *iface = hapd->iface->interfaces->iface[i];
+
+ if (hapd->iface == iface)
+ continue;
+
+ if (iface && iface->bss && iface->bss[0] && iface->bss[0]->mld_first_bss && /* Avoid null pointer by Liangyu Chu*/
+ iface->bss[0]->mld_first_bss == hapd)
+ iface->bss[0]->drv_priv = NULL;
+ }
+
+ hapd->drv_priv = NULL;
+}
+
+
+void hostapd_free_hapd_data(struct hostapd_data *hapd)
+{
+ os_free(hapd->probereq_cb);
+ hapd->probereq_cb = NULL;
+ hapd->num_probereq_cb = 0;
+
+#ifdef CONFIG_P2P
+ wpabuf_free(hapd->p2p_beacon_ie);
+ hapd->p2p_beacon_ie = NULL;
+ wpabuf_free(hapd->p2p_probe_resp_ie);
+ hapd->p2p_probe_resp_ie = NULL;
+#endif /* CONFIG_P2P */
+
+ if (!hapd->started) {
+ wpa_printf(MSG_ERROR, "%s: Interface %s wasn't started",
+ __func__, hapd->conf ? hapd->conf->iface : "N/A");
+ return;
+ }
+ hapd->started = 0;
+ hapd->beacon_set_done = 0;
+
+ wpa_printf(MSG_DEBUG, "%s(%s)", __func__, hapd->conf->iface);
+ hostapd_ubus_free_bss(hapd);
+ accounting_deinit(hapd);
+ hostapd_deinit_wpa(hapd);
+ vlan_deinit(hapd);
+ hostapd_acl_deinit(hapd);
+#ifndef CONFIG_NO_RADIUS
+ if (!hapd->mld_first_bss) {
+ radius_client_deinit(hapd->radius);
+ radius_das_deinit(hapd->radius_das);
+ }
+ hapd->radius = NULL;
+ hapd->radius_das = NULL;
+#endif /* CONFIG_NO_RADIUS */
+
+ hostapd_deinit_wps(hapd);
+ ieee802_1x_dealloc_kay_sm_hapd(hapd);
+#ifdef CONFIG_DPP
+ hostapd_dpp_deinit(hapd);
+ gas_query_ap_deinit(hapd->gas);
+ hapd->gas = NULL;
+#endif /* CONFIG_DPP */
+
+ authsrv_deinit(hapd);
+
+ if (hapd->interface_added) {
+ hapd->interface_added = 0;
+ if (hostapd_if_remove(hapd, WPA_IF_AP_BSS, hapd->conf->iface)) {
+ wpa_printf(MSG_WARNING,
+ "Failed to remove BSS interface %s",
+ hapd->conf->iface);
+ hapd->interface_added = 1;
+ } else {
+ /*
+ * Since this was a dynamically added interface, the
+ * driver wrapper may have removed its internal instance
+ * and hapd->drv_priv is not valid anymore.
+ */
+ hostapd_clear_drv_priv(hapd);
+ }
+ }
+
+ wpabuf_free(hapd->time_adv);
+ hapd->time_adv = NULL;
+
+#ifdef CONFIG_INTERWORKING
+ gas_serv_deinit(hapd);
+#endif /* CONFIG_INTERWORKING */
+
+ bss_load_update_deinit(hapd);
+ ndisc_snoop_deinit(hapd);
+ dhcp_snoop_deinit(hapd);
+ x_snoop_deinit(hapd);
+
+#ifdef CONFIG_SQLITE
+ bin_clear_free(hapd->tmp_eap_user.identity,
+ hapd->tmp_eap_user.identity_len);
+ bin_clear_free(hapd->tmp_eap_user.password,
+ hapd->tmp_eap_user.password_len);
+ os_memset(&hapd->tmp_eap_user, 0, sizeof(hapd->tmp_eap_user));
+#endif /* CONFIG_SQLITE */
+
+#ifdef CONFIG_MESH
+ wpabuf_free(hapd->mesh_pending_auth);
+ hapd->mesh_pending_auth = NULL;
+ /* handling setup failure is already done */
+ hapd->setup_complete_cb = NULL;
+#endif /* CONFIG_MESH */
+
+ hostapd_clean_rrm(hapd);
+ fils_hlp_deinit(hapd);
+
+#ifdef CONFIG_OCV
+ eloop_cancel_timeout(hostapd_ocv_check_csa_sa_query, hapd, NULL);
+#endif /* CONFIG_OCV */
+
+#ifdef CONFIG_SAE
+ {
+ struct hostapd_sae_commit_queue *q;
+
+ while ((q = dl_list_first(&hapd->sae_commit_queue,
+ struct hostapd_sae_commit_queue,
+ list))) {
+ dl_list_del(&q->list);
+ os_free(q);
+ }
+ }
+ eloop_cancel_timeout(auth_sae_process_commit, hapd, NULL);
+#endif /* CONFIG_SAE */
+
+#ifdef CONFIG_IEEE80211AX
+ eloop_cancel_timeout(hostapd_switch_color_timeout_handler, hapd, NULL);
+#endif /* CONFIG_IEEE80211AX */
+}
+
+
+/**
+ * hostapd_cleanup - Per-BSS cleanup (deinitialization)
+ * @hapd: Pointer to BSS data
+ *
+ * This function is used to free all per-BSS data structures and resources.
+ * Most of the modules that are initialized in hostapd_setup_bss() are
+ * deinitialized here.
+ */
+static void hostapd_cleanup(struct hostapd_data *hapd)
+{
+ wpa_printf(MSG_DEBUG, "%s(hapd=%p (%s))", __func__, hapd,
+ hapd->conf ? hapd->conf->iface : "N/A");
+ if (hapd->iface->interfaces &&
+ hapd->iface->interfaces->ctrl_iface_deinit) {
+ wpa_msg(hapd->msg_ctx, MSG_INFO, WPA_EVENT_TERMINATING);
+ hapd->iface->interfaces->ctrl_iface_deinit(hapd);
+ }
+ hostapd_free_hapd_data(hapd);
+}
+
+
+static void sta_track_deinit(struct hostapd_iface *iface)
+{
+ struct hostapd_sta_info *info;
+
+ if (!iface->num_sta_seen)
+ return;
+
+ while ((info = dl_list_first(&iface->sta_seen, struct hostapd_sta_info,
+ list))) {
+ dl_list_del(&info->list);
+ iface->num_sta_seen--;
+ sta_track_del(info);
+ }
+}
+
+
+void hostapd_cleanup_iface_partial(struct hostapd_iface *iface)
+{
+ wpa_printf(MSG_DEBUG, "%s(%p)", __func__, iface);
+#ifdef NEED_AP_MLME
+ hostapd_stop_setup_timers(iface);
+#endif /* NEED_AP_MLME */
+ if (iface->current_mode)
+ acs_cleanup(iface);
+ hostapd_free_hw_features(iface->hw_features, iface->num_hw_features);
+ iface->hw_features = NULL;
+ iface->current_mode = NULL;
+ os_free(iface->current_rates);
+ iface->current_rates = NULL;
+ os_free(iface->basic_rates);
+ iface->basic_rates = NULL;
+ iface->cac_started = 0;
+ ap_list_deinit(iface);
+ sta_track_deinit(iface);
+ airtime_policy_update_deinit(iface);
+}
+
+
+/**
+ * hostapd_cleanup_iface - Complete per-interface cleanup
+ * @iface: Pointer to interface data
+ *
+ * This function is called after per-BSS data structures are deinitialized
+ * with hostapd_cleanup().
+ */
+static void hostapd_cleanup_iface(struct hostapd_iface *iface)
+{
+ wpa_printf(MSG_DEBUG, "%s(%p)", __func__, iface);
+ eloop_cancel_timeout(channel_list_update_timeout, iface, NULL);
+ eloop_cancel_timeout(hostapd_interface_setup_failure_handler, iface,
+ NULL);
+
+ hostapd_cleanup_iface_partial(iface);
+ hostapd_config_free(iface->conf);
+ iface->conf = NULL;
+
+ os_free(iface->config_fname);
+ os_free(iface->bss);
+ wpa_printf(MSG_DEBUG, "%s: free iface=%p", __func__, iface);
+ os_free(iface);
+}
+
+
+#ifdef CONFIG_WEP
+
+static void hostapd_clear_wep(struct hostapd_data *hapd)
+{
+ if (hapd->drv_priv && !hapd->iface->driver_ap_teardown && hapd->conf) {
+ hostapd_set_privacy(hapd, 0);
+ hostapd_broadcast_wep_clear(hapd);
+ }
+}
+
+
+static int hostapd_setup_encryption(char *iface, struct hostapd_data *hapd)
+{
+ int i;
+
+ hostapd_broadcast_wep_set(hapd);
+
+ if (hapd->conf->ssid.wep.default_len) {
+ hostapd_set_privacy(hapd, 1);
+ return 0;
+ }
+
+ /*
+ * When IEEE 802.1X is not enabled, the driver may need to know how to
+ * set authentication algorithms for static WEP.
+ */
+ hostapd_drv_set_authmode(hapd, hapd->conf->auth_algs);
+
+ for (i = 0; i < 4; i++) {
+ if (hapd->conf->ssid.wep.key[i] &&
+ hostapd_drv_set_key(iface, hapd, WPA_ALG_WEP, NULL, i, 0,
+ i == hapd->conf->ssid.wep.idx, NULL, 0,
+ hapd->conf->ssid.wep.key[i],
+ hapd->conf->ssid.wep.len[i],
+ i == hapd->conf->ssid.wep.idx ?
+ KEY_FLAG_GROUP_RX_TX_DEFAULT :
+ KEY_FLAG_GROUP_RX_TX)) {
+ wpa_printf(MSG_WARNING, "Could not set WEP "
+ "encryption.");
+ return -1;
+ }
+ if (hapd->conf->ssid.wep.key[i] &&
+ i == hapd->conf->ssid.wep.idx)
+ hostapd_set_privacy(hapd, 1);
+ }
+
+ return 0;
+}
+
+#endif /* CONFIG_WEP */
+
+
+static int hostapd_flush_old_stations(struct hostapd_data *hapd, u16 reason)
+{
+ int ret = 0;
+ u8 addr[ETH_ALEN];
+
+ if (hostapd_drv_none(hapd) || hapd->drv_priv == NULL)
+ return 0;
+
+ if (!hapd->iface->driver_ap_teardown) {
+ wpa_dbg(hapd->msg_ctx, MSG_DEBUG,
+ "Flushing old station entries");
+
+ if (hostapd_flush(hapd)) {
+ wpa_msg(hapd->msg_ctx, MSG_WARNING,
+ "Could not connect to kernel driver");
+ ret = -1;
+ }
+ }
+ if (hapd->conf && hapd->conf->broadcast_deauth) {
+ wpa_dbg(hapd->msg_ctx, MSG_DEBUG,
+ "Deauthenticate all stations");
+ os_memset(addr, 0xff, ETH_ALEN);
+ hostapd_drv_sta_deauth(hapd, addr, reason);
+ }
+ hostapd_free_stas(hapd);
+
+ return ret;
+}
+
+
+void hostapd_bss_deinit_no_free(struct hostapd_data *hapd)
+{
+ hostapd_free_stas(hapd);
+ hostapd_flush_old_stations(hapd, WLAN_REASON_DEAUTH_LEAVING);
+#ifdef CONFIG_WEP
+ hostapd_clear_wep(hapd);
+#endif /* CONFIG_WEP */
+}
+
+
+/**
+ * hostapd_validate_bssid_configuration - Validate BSSID configuration
+ * @iface: Pointer to interface data
+ * Returns: 0 on success, -1 on failure
+ *
+ * This function is used to validate that the configured BSSIDs are valid.
+ */
+static int hostapd_validate_bssid_configuration(struct hostapd_iface *iface)
+{
+ u8 mask[ETH_ALEN] = { 0 };
+ struct hostapd_data *hapd = iface->bss[0];
+ unsigned int i = iface->conf->num_bss, bits = 0, j;
+ int auto_addr = 0;
+
+ if (hostapd_drv_none(hapd))
+ return 0;
+
+ if (iface->conf->use_driver_iface_addr)
+ return 0;
+
+ /* Generate BSSID mask that is large enough to cover the BSSIDs. */
+
+ /* Determine the bits necessary to cover the number of BSSIDs. */
+ for (i--; i; i >>= 1)
+ bits++;
+
+ /* Determine the bits necessary to any configured BSSIDs,
+ if they are higher than the number of BSSIDs. */
+ for (j = 0; j < iface->conf->num_bss; j++) {
+ if (is_zero_ether_addr(iface->conf->bss[j]->bssid)) {
+ if (j)
+ auto_addr++;
+ continue;
+ }
+
+ for (i = 0; i < ETH_ALEN; i++) {
+ mask[i] |=
+ iface->conf->bss[j]->bssid[i] ^
+ hapd->own_addr[i];
+ }
+ }
+
+ if (!auto_addr)
+ goto skip_mask_ext;
+
+ for (i = 0; i < ETH_ALEN && mask[i] == 0; i++)
+ ;
+ j = 0;
+ if (i < ETH_ALEN) {
+ j = (5 - i) * 8;
+
+ while (mask[i] != 0) {
+ mask[i] >>= 1;
+ j++;
+ }
+ }
+
+ if (bits < j)
+ bits = j;
+
+ if (bits > 40) {
+ wpa_printf(MSG_ERROR, "Too many bits in the BSSID mask (%u)",
+ bits);
+ return -1;
+ }
+
+ os_memset(mask, 0xff, ETH_ALEN);
+ j = bits / 8;
+ for (i = 5; i > 5 - j; i--)
+ mask[i] = 0;
+ j = bits % 8;
+ while (j) {
+ j--;
+ mask[i] <<= 1;
+ }
+
+skip_mask_ext:
+ wpa_printf(MSG_DEBUG, "BSS count %lu, BSSID mask " MACSTR " (%d bits)",
+ (unsigned long) iface->conf->num_bss, MAC2STR(mask), bits);
+
+ if (!auto_addr)
+ return 0;
+
+ for (i = 0; i < ETH_ALEN; i++) {
+ if ((hapd->own_addr[i] & mask[i]) != hapd->own_addr[i]) {
+ wpa_printf(MSG_ERROR, "Invalid BSSID mask " MACSTR
+ " for start address " MACSTR ".",
+ MAC2STR(mask), MAC2STR(hapd->own_addr));
+ wpa_printf(MSG_ERROR, "Start address must be the "
+ "first address in the block (i.e., addr "
+ "AND mask == addr).");
+ return -1;
+ }
+ }
+
+ return 0;
+}
+
+
+static int mac_in_conf(struct hostapd_config *conf, const void *a)
+{
+ size_t i;
+
+ for (i = 0; i < conf->num_bss; i++) {
+ if (hostapd_mac_comp(conf->bss[i]->bssid, a) == 0) {
+ return 1;
+ }
+ }
+
+ return 0;
+}
+
+
+#ifndef CONFIG_NO_RADIUS
+
+static int hostapd_das_nas_mismatch(struct hostapd_data *hapd,
+ struct radius_das_attrs *attr)
+{
+ if (attr->nas_identifier &&
+ (!hapd->conf->nas_identifier ||
+ os_strlen(hapd->conf->nas_identifier) !=
+ attr->nas_identifier_len ||
+ os_memcmp(hapd->conf->nas_identifier, attr->nas_identifier,
+ attr->nas_identifier_len) != 0)) {
+ wpa_printf(MSG_DEBUG, "RADIUS DAS: NAS-Identifier mismatch");
+ return 1;
+ }
+
+ if (attr->nas_ip_addr &&
+ (hapd->conf->own_ip_addr.af != AF_INET ||
+ os_memcmp(&hapd->conf->own_ip_addr.u.v4, attr->nas_ip_addr, 4) !=
+ 0)) {
+ wpa_printf(MSG_DEBUG, "RADIUS DAS: NAS-IP-Address mismatch");
+ return 1;
+ }
+
+#ifdef CONFIG_IPV6
+ if (attr->nas_ipv6_addr &&
+ (hapd->conf->own_ip_addr.af != AF_INET6 ||
+ os_memcmp(&hapd->conf->own_ip_addr.u.v6, attr->nas_ipv6_addr, 16)
+ != 0)) {
+ wpa_printf(MSG_DEBUG, "RADIUS DAS: NAS-IPv6-Address mismatch");
+ return 1;
+ }
+#endif /* CONFIG_IPV6 */
+
+ return 0;
+}
+
+
+static struct sta_info * hostapd_das_find_sta(struct hostapd_data *hapd,
+ struct radius_das_attrs *attr,
+ int *multi)
+{
+ struct sta_info *selected, *sta;
+ char buf[128];
+ int num_attr = 0;
+ int count;
+
+ *multi = 0;
+
+ for (sta = hapd->sta_list; sta; sta = sta->next)
+ sta->radius_das_match = 1;
+
+ if (attr->sta_addr) {
+ num_attr++;
+ sta = ap_get_sta(hapd, attr->sta_addr);
+ if (!sta) {
+ wpa_printf(MSG_DEBUG,
+ "RADIUS DAS: No Calling-Station-Id match");
+ return NULL;
+ }
+
+ selected = sta;
+ for (sta = hapd->sta_list; sta; sta = sta->next) {
+ if (sta != selected)
+ sta->radius_das_match = 0;
+ }
+ wpa_printf(MSG_DEBUG, "RADIUS DAS: Calling-Station-Id match");
+ }
+
+ if (attr->acct_session_id) {
+ num_attr++;
+ if (attr->acct_session_id_len != 16) {
+ wpa_printf(MSG_DEBUG,
+ "RADIUS DAS: Acct-Session-Id cannot match");
+ return NULL;
+ }
+ count = 0;
+
+ for (sta = hapd->sta_list; sta; sta = sta->next) {
+ if (!sta->radius_das_match)
+ continue;
+ os_snprintf(buf, sizeof(buf), "%016llX",
+ (unsigned long long) sta->acct_session_id);
+ if (os_memcmp(attr->acct_session_id, buf, 16) != 0)
+ sta->radius_das_match = 0;
+ else
+ count++;
+ }
+
+ if (count == 0) {
+ wpa_printf(MSG_DEBUG,
+ "RADIUS DAS: No matches remaining after Acct-Session-Id check");
+ return NULL;
+ }
+ wpa_printf(MSG_DEBUG, "RADIUS DAS: Acct-Session-Id match");
+ }
+
+ if (attr->acct_multi_session_id) {
+ num_attr++;
+ if (attr->acct_multi_session_id_len != 16) {
+ wpa_printf(MSG_DEBUG,
+ "RADIUS DAS: Acct-Multi-Session-Id cannot match");
+ return NULL;
+ }
+ count = 0;
+
+ for (sta = hapd->sta_list; sta; sta = sta->next) {
+ if (!sta->radius_das_match)
+ continue;
+ if (!sta->eapol_sm ||
+ !sta->eapol_sm->acct_multi_session_id) {
+ sta->radius_das_match = 0;
+ continue;
+ }
+ os_snprintf(buf, sizeof(buf), "%016llX",
+ (unsigned long long)
+ sta->eapol_sm->acct_multi_session_id);
+ if (os_memcmp(attr->acct_multi_session_id, buf, 16) !=
+ 0)
+ sta->radius_das_match = 0;
+ else
+ count++;
+ }
+
+ if (count == 0) {
+ wpa_printf(MSG_DEBUG,
+ "RADIUS DAS: No matches remaining after Acct-Multi-Session-Id check");
+ return NULL;
+ }
+ wpa_printf(MSG_DEBUG,
+ "RADIUS DAS: Acct-Multi-Session-Id match");
+ }
+
+ if (attr->cui) {
+ num_attr++;
+ count = 0;
+
+ for (sta = hapd->sta_list; sta; sta = sta->next) {
+ struct wpabuf *cui;
+
+ if (!sta->radius_das_match)
+ continue;
+ cui = ieee802_1x_get_radius_cui(sta->eapol_sm);
+ if (!cui || wpabuf_len(cui) != attr->cui_len ||
+ os_memcmp(wpabuf_head(cui), attr->cui,
+ attr->cui_len) != 0)
+ sta->radius_das_match = 0;
+ else
+ count++;
+ }
+
+ if (count == 0) {
+ wpa_printf(MSG_DEBUG,
+ "RADIUS DAS: No matches remaining after Chargeable-User-Identity check");
+ return NULL;
+ }
+ wpa_printf(MSG_DEBUG,
+ "RADIUS DAS: Chargeable-User-Identity match");
+ }
+
+ if (attr->user_name) {
+ num_attr++;
+ count = 0;
+
+ for (sta = hapd->sta_list; sta; sta = sta->next) {
+ u8 *identity;
+ size_t identity_len;
+
+ if (!sta->radius_das_match)
+ continue;
+ identity = ieee802_1x_get_identity(sta->eapol_sm,
+ &identity_len);
+ if (!identity ||
+ identity_len != attr->user_name_len ||
+ os_memcmp(identity, attr->user_name, identity_len)
+ != 0)
+ sta->radius_das_match = 0;
+ else
+ count++;
+ }
+
+ if (count == 0) {
+ wpa_printf(MSG_DEBUG,
+ "RADIUS DAS: No matches remaining after User-Name check");
+ return NULL;
+ }
+ wpa_printf(MSG_DEBUG,
+ "RADIUS DAS: User-Name match");
+ }
+
+ if (num_attr == 0) {
+ /*
+ * In theory, we could match all current associations, but it
+ * seems safer to just reject requests that do not include any
+ * session identification attributes.
+ */
+ wpa_printf(MSG_DEBUG,
+ "RADIUS DAS: No session identification attributes included");
+ return NULL;
+ }
+
+ selected = NULL;
+ for (sta = hapd->sta_list; sta; sta = sta->next) {
+ if (sta->radius_das_match) {
+ if (selected) {
+ *multi = 1;
+ return NULL;
+ }
+ selected = sta;
+ }
+ }
+
+ return selected;
+}
+
+
+static int hostapd_das_disconnect_pmksa(struct hostapd_data *hapd,
+ struct radius_das_attrs *attr)
+{
+ if (!hapd->wpa_auth)
+ return -1;
+ return wpa_auth_radius_das_disconnect_pmksa(hapd->wpa_auth, attr);
+}
+
+
+static enum radius_das_res
+hostapd_das_disconnect(void *ctx, struct radius_das_attrs *attr)
+{
+ struct hostapd_data *hapd = ctx;
+ struct sta_info *sta;
+ int multi;
+
+ if (hostapd_das_nas_mismatch(hapd, attr))
+ return RADIUS_DAS_NAS_MISMATCH;
+
+ sta = hostapd_das_find_sta(hapd, attr, &multi);
+ if (sta == NULL) {
+ if (multi) {
+ wpa_printf(MSG_DEBUG,
+ "RADIUS DAS: Multiple sessions match - not supported");
+ return RADIUS_DAS_MULTI_SESSION_MATCH;
+ }
+ if (hostapd_das_disconnect_pmksa(hapd, attr) == 0) {
+ wpa_printf(MSG_DEBUG,
+ "RADIUS DAS: PMKSA cache entry matched");
+ return RADIUS_DAS_SUCCESS;
+ }
+ wpa_printf(MSG_DEBUG, "RADIUS DAS: No matching session found");
+ return RADIUS_DAS_SESSION_NOT_FOUND;
+ }
+
+ wpa_printf(MSG_DEBUG, "RADIUS DAS: Found a matching session " MACSTR
+ " - disconnecting", MAC2STR(sta->addr));
+ wpa_auth_pmksa_remove(hapd->wpa_auth, sta->addr);
+
+ hostapd_drv_sta_deauth(hapd, sta->addr,
+ WLAN_REASON_PREV_AUTH_NOT_VALID);
+ ap_sta_deauthenticate(hapd, sta, WLAN_REASON_PREV_AUTH_NOT_VALID);
+
+ return RADIUS_DAS_SUCCESS;
+}
+
+
+#ifdef CONFIG_HS20
+static enum radius_das_res
+hostapd_das_coa(void *ctx, struct radius_das_attrs *attr)
+{
+ struct hostapd_data *hapd = ctx;
+ struct sta_info *sta;
+ int multi;
+
+ if (hostapd_das_nas_mismatch(hapd, attr))
+ return RADIUS_DAS_NAS_MISMATCH;
+
+ sta = hostapd_das_find_sta(hapd, attr, &multi);
+ if (!sta) {
+ if (multi) {
+ wpa_printf(MSG_DEBUG,
+ "RADIUS DAS: Multiple sessions match - not supported");
+ return RADIUS_DAS_MULTI_SESSION_MATCH;
+ }
+ wpa_printf(MSG_DEBUG, "RADIUS DAS: No matching session found");
+ return RADIUS_DAS_SESSION_NOT_FOUND;
+ }
+
+ wpa_printf(MSG_DEBUG, "RADIUS DAS: Found a matching session " MACSTR
+ " - CoA", MAC2STR(sta->addr));
+
+ if (attr->hs20_t_c_filtering) {
+ if (attr->hs20_t_c_filtering[0] & BIT(0)) {
+ wpa_printf(MSG_DEBUG,
+ "HS 2.0: Unexpected Terms and Conditions filtering required in CoA-Request");
+ return RADIUS_DAS_COA_FAILED;
+ }
+
+ hs20_t_c_filtering(hapd, sta, 0);
+ }
+
+ return RADIUS_DAS_SUCCESS;
+}
+#else /* CONFIG_HS20 */
+#define hostapd_das_coa NULL
+#endif /* CONFIG_HS20 */
+
+
+#ifdef CONFIG_SQLITE
+
+static int db_table_exists(sqlite3 *db, const char *name)
+{
+ char cmd[128];
+
+ os_snprintf(cmd, sizeof(cmd), "SELECT 1 FROM %s;", name);
+ return sqlite3_exec(db, cmd, NULL, NULL, NULL) == SQLITE_OK;
+}
+
+
+static int db_table_create_radius_attributes(sqlite3 *db)
+{
+ char *err = NULL;
+ const char *sql =
+ "CREATE TABLE radius_attributes("
+ " id INTEGER PRIMARY KEY,"
+ " sta TEXT,"
+ " reqtype TEXT,"
+ " attr TEXT"
+ ");"
+ "CREATE INDEX idx_sta_reqtype ON radius_attributes(sta,reqtype);";
+
+ wpa_printf(MSG_DEBUG,
+ "Adding database table for RADIUS attribute information");
+ if (sqlite3_exec(db, sql, NULL, NULL, &err) != SQLITE_OK) {
+ wpa_printf(MSG_ERROR, "SQLite error: %s", err);
+ sqlite3_free(err);
+ return -1;
+ }
+
+ return 0;
+}
+
+#endif /* CONFIG_SQLITE */
+
+#endif /* CONFIG_NO_RADIUS */
+
+
+static int hostapd_start_beacon(struct hostapd_data *hapd,
+ bool flush_old_stations)
+{
+ struct hostapd_bss_config *conf = hapd->conf;
+
+ if (!conf->start_disabled && ieee802_11_set_beacon(hapd) < 0)
+ return -1;
+
+ if (flush_old_stations && !conf->start_disabled &&
+ conf->broadcast_deauth) {
+ u8 addr[ETH_ALEN];
+
+ /* Should any previously associated STA not have noticed that
+ * the AP had stopped and restarted, send one more
+ * deauthentication notification now that the AP is ready to
+ * operate. */
+ wpa_dbg(hapd->msg_ctx, MSG_DEBUG,
+ "Deauthenticate all stations at BSS start");
+ os_memset(addr, 0xff, ETH_ALEN);
+ hostapd_drv_sta_deauth(hapd, addr,
+ WLAN_REASON_PREV_AUTH_NOT_VALID);
+ }
+
+ if (hapd->driver && hapd->driver->set_operstate)
+ hapd->driver->set_operstate(hapd->drv_priv, 1);
+
+ hostapd_ubus_add_bss(hapd);
+
+ return 0;
+}
+
+
+/**
+ * hostapd_setup_bss - Per-BSS setup (initialization)
+ * @hapd: Pointer to BSS data
+ * @first: Whether this BSS is the first BSS of an interface; -1 = not first,
+ * but interface may exist
+ * @start_beacon: Whether Beacon frame template should be configured and
+ * transmission of Beaconf rames started at this time. This is used when
+ * MBSSID element is enabled where the information regarding all BSSes
+ * should be retrieved before configuring the Beacon frame template. The
+ * calling functions are responsible for configuring the Beacon frame
+ * explicitly if this is set to false.
+ *
+ * This function is used to initialize all per-BSS data structures and
+ * resources. This gets called in a loop for each BSS when an interface is
+ * initialized. Most of the modules that are initialized here will be
+ * deinitialized in hostapd_cleanup().
+ */
+static int hostapd_setup_bss(struct hostapd_data *hapd, int first,
+ bool start_beacon)
+{
+ struct hostapd_bss_config *conf = hapd->conf;
+ u8 ssid[SSID_MAX_LEN + 1];
+ int ssid_len, set_ssid;
+ char force_ifname[IFNAMSIZ];
+ u8 if_addr[ETH_ALEN];
+ int flush_old_stations = 1;
+
+ if (hapd->mld_first_bss)
+ wpa_printf(MSG_DEBUG,
+ "MLD: %s: Setting non-first BSS", __func__);
+
+ wpa_printf(MSG_DEBUG, "%s(hapd=%p (%s), first=%d)",
+ __func__, hapd, conf->iface, first);
+
+#ifdef EAP_SERVER_TNC
+ if (conf->tnc && tncs_global_init() < 0) {
+ wpa_printf(MSG_ERROR, "Failed to initialize TNCS");
+ return -1;
+ }
+#endif /* EAP_SERVER_TNC */
+
+ if (hapd->started) {
+ wpa_printf(MSG_ERROR, "%s: Interface %s was already started",
+ __func__, conf->iface);
+ return -1;
+ }
+ hapd->started = 1;
+
+ if (!first || first == -1) {
+ u8 *addr = hapd->own_addr;
+
+ if (!is_zero_ether_addr(conf->bssid)) {
+ /* Allocate the configured BSSID. */
+ os_memcpy(hapd->own_addr, conf->bssid, ETH_ALEN);
+
+ if (hostapd_mac_comp(hapd->own_addr,
+ hapd->iface->bss[0]->own_addr) ==
+ 0) {
+ wpa_printf(MSG_ERROR, "BSS '%s' may not have "
+ "BSSID set to the MAC address of "
+ "the radio", conf->iface);
+ return -1;
+ }
+ } else if (hapd->iconf->use_driver_iface_addr) {
+ addr = NULL;
+ } else {
+ /* Allocate the next available BSSID. */
+ do {
+ inc_byte_array(hapd->own_addr, ETH_ALEN);
+ } while (mac_in_conf(hapd->iconf, hapd->own_addr));
+ }
+
+ hapd->interface_added = 1;
+ if (hostapd_if_add(hapd->iface->bss[0], WPA_IF_AP_BSS,
+ conf->iface, addr, hapd,
+ &hapd->drv_priv, force_ifname, if_addr,
+ conf->bridge[0] ? conf->bridge : NULL,
+ first == -1)) {
+ wpa_printf(MSG_ERROR, "Failed to add BSS (BSSID="
+ MACSTR ")", MAC2STR(hapd->own_addr));
+ hapd->interface_added = 0;
+ return -1;
+ }
+
+ if (!addr)
+ os_memcpy(hapd->own_addr, if_addr, ETH_ALEN);
+ }
+
+ if (conf->wmm_enabled < 0)
+ conf->wmm_enabled = hapd->iconf->ieee80211n |
+ hapd->iconf->ieee80211ax;
+
+#ifdef CONFIG_IEEE80211R_AP
+ if (is_zero_ether_addr(conf->r1_key_holder))
+ os_memcpy(conf->r1_key_holder, hapd->own_addr, ETH_ALEN);
+#endif /* CONFIG_IEEE80211R_AP */
+
+#ifdef CONFIG_MESH
+ if ((hapd->conf->mesh & MESH_ENABLED) && hapd->iface->mconf == NULL)
+ flush_old_stations = 0;
+#endif /* CONFIG_MESH */
+
+ if (flush_old_stations)
+ hostapd_flush(hapd);
+ hostapd_set_privacy(hapd, 0);
+
+#ifdef CONFIG_WEP
+ if (!hostapd_drv_nl80211(hapd))
+ hostapd_broadcast_wep_clear(hapd);
+ if (hostapd_setup_encryption(conf->iface, hapd))
+ return -1;
+#endif /* CONFIG_WEP */
+
+ /*
+ * Fetch the SSID from the system and use it or,
+ * if one was specified in the config file, verify they
+ * match.
+ */
+ ssid_len = hostapd_get_ssid(hapd, ssid, sizeof(ssid));
+ if (ssid_len < 0) {
+ wpa_printf(MSG_ERROR, "Could not read SSID from system");
+ return -1;
+ }
+ if (conf->ssid.ssid_set) {
+ /*
+ * If SSID is specified in the config file and it differs
+ * from what is being used then force installation of the
+ * new SSID.
+ */
+ set_ssid = (conf->ssid.ssid_len != (size_t) ssid_len ||
+ os_memcmp(conf->ssid.ssid, ssid, ssid_len) != 0);
+ } else {
+ /*
+ * No SSID in the config file; just use the one we got
+ * from the system.
+ */
+ set_ssid = 0;
+ conf->ssid.ssid_len = ssid_len;
+ os_memcpy(conf->ssid.ssid, ssid, conf->ssid.ssid_len);
+ }
+
+ /*
+ * Short SSID calculation is identical to FCS and it is defined in
+ * IEEE P802.11-REVmd/D3.0, 9.4.2.170.3 (Calculating the Short-SSID).
+ */
+ conf->ssid.short_ssid = ieee80211_crc32(conf->ssid.ssid,
+ conf->ssid.ssid_len);
+
+ if (!hostapd_drv_none(hapd)) {
+ wpa_printf(MSG_DEBUG, "Using interface %s with hwaddr " MACSTR
+ " and ssid \"%s\"",
+ conf->iface, MAC2STR(hapd->own_addr),
+ wpa_ssid_txt(conf->ssid.ssid, conf->ssid.ssid_len));
+ }
+
+ if (hostapd_setup_wpa_psk(conf)) {
+ wpa_printf(MSG_ERROR, "WPA-PSK setup failed.");
+ return -1;
+ }
+
+ /* Set SSID for the kernel driver (to be used in beacon and probe
+ * response frames) */
+ if (set_ssid && hostapd_set_ssid(hapd, conf->ssid.ssid,
+ conf->ssid.ssid_len)) {
+ wpa_printf(MSG_ERROR, "Could not set SSID for kernel driver");
+ return -1;
+ }
+
+ if (wpa_debug_level <= MSG_MSGDUMP)
+ conf->radius->msg_dumps = 1;
+#ifndef CONFIG_NO_RADIUS
+
+#ifdef CONFIG_SQLITE
+ if (conf->radius_req_attr_sqlite) {
+ if (sqlite3_open(conf->radius_req_attr_sqlite,
+ &hapd->rad_attr_db)) {
+ wpa_printf(MSG_ERROR, "Could not open SQLite file '%s'",
+ conf->radius_req_attr_sqlite);
+ return -1;
+ }
+
+ wpa_printf(MSG_DEBUG, "Opening RADIUS attribute database: %s",
+ conf->radius_req_attr_sqlite);
+ if (!db_table_exists(hapd->rad_attr_db, "radius_attributes") &&
+ db_table_create_radius_attributes(hapd->rad_attr_db) < 0)
+ return -1;
+ }
+#endif /* CONFIG_SQLITE */
+
+ if (!hapd->mld_first_bss) {
+ hapd->radius = radius_client_init(hapd, conf->radius);
+ if (!hapd->radius) {
+ wpa_printf(MSG_ERROR,
+ "RADIUS client initialization failed.");
+ return -1;
+ }
+
+ if (conf->radius_das_port) {
+ struct radius_das_conf das_conf;
+
+ os_memset(&das_conf, 0, sizeof(das_conf));
+ das_conf.port = conf->radius_das_port;
+ das_conf.nas_identifier = conf->nas_identifier;
+ das_conf.shared_secret = conf->radius_das_shared_secret;
+ das_conf.shared_secret_len =
+ conf->radius_das_shared_secret_len;
+ das_conf.client_addr = &conf->radius_das_client_addr;
+ das_conf.time_window = conf->radius_das_time_window;
+ das_conf.require_event_timestamp =
+ conf->radius_das_require_event_timestamp;
+ das_conf.require_message_authenticator =
+ conf->radius_das_require_message_authenticator;
+ das_conf.ctx = hapd;
+ das_conf.disconnect = hostapd_das_disconnect;
+ das_conf.coa = hostapd_das_coa;
+ hapd->radius_das = radius_das_init(&das_conf);
+ if (!hapd->radius_das) {
+ wpa_printf(MSG_ERROR,
+ "RADIUS DAS initialization failed.");
+ return -1;
+ }
+ }
+ } else {
+ wpa_printf(MSG_DEBUG,
+ "MLD: Using RADIUS client of the first BSS");
+ hapd->radius = hapd->mld_first_bss->radius;
+ hapd->radius_das = hapd->mld_first_bss->radius_das;
+ }
+#endif /* CONFIG_NO_RADIUS */
+
+ if (hostapd_acl_init(hapd)) {
+ wpa_printf(MSG_ERROR, "ACL initialization failed.");
+ return -1;
+ }
+ if (hostapd_init_wps(hapd, conf))
+ return -1;
+
+#ifdef CONFIG_DPP
+ hapd->gas = gas_query_ap_init(hapd, hapd->msg_ctx);
+ if (!hapd->gas)
+ return -1;
+ if (hostapd_dpp_init(hapd))
+ return -1;
+#endif /* CONFIG_DPP */
+
+ if (authsrv_init(hapd) < 0)
+ return -1;
+
+ if (ieee802_1x_init(hapd)) {
+ wpa_printf(MSG_ERROR, "IEEE 802.1X initialization failed.");
+ return -1;
+ }
+
+ if ((conf->wpa || conf->osen) && hostapd_setup_wpa(hapd))
+ return -1;
+
+ if (accounting_init(hapd)) {
+ wpa_printf(MSG_ERROR, "Accounting initialization failed.");
+ return -1;
+ }
+
+#ifdef CONFIG_INTERWORKING
+ if (gas_serv_init(hapd)) {
+ wpa_printf(MSG_ERROR, "GAS server initialization failed");
+ return -1;
+ }
+#endif /* CONFIG_INTERWORKING */
+
+ if (conf->qos_map_set_len &&
+ hostapd_drv_set_qos_map(hapd, conf->qos_map_set,
+ conf->qos_map_set_len)) {
+ wpa_printf(MSG_ERROR, "Failed to initialize QoS Map");
+ return -1;
+ }
+
+ if (conf->bss_load_update_period && bss_load_update_init(hapd)) {
+ wpa_printf(MSG_ERROR, "BSS Load initialization failed");
+ return -1;
+ }
+
+ if (conf->bridge[0]) {
+ /* Set explicitly configured bridge parameters that might have
+ * been lost if the interface has been removed out of the
+ * bridge. */
+
+ /* multicast to unicast on bridge ports */
+ if (conf->bridge_multicast_to_unicast)
+ hostapd_drv_br_port_set_attr(
+ hapd, DRV_BR_PORT_ATTR_MCAST2UCAST, 1);
+
+ /* hairpin mode */
+ if (conf->bridge_hairpin)
+ hostapd_drv_br_port_set_attr(
+ hapd, DRV_BR_PORT_ATTR_HAIRPIN_MODE, 1);
+ }
+
+ if (conf->proxy_arp) {
+ if (x_snoop_init(hapd)) {
+ wpa_printf(MSG_ERROR,
+ "Generic snooping infrastructure initialization failed");
+ return -1;
+ }
+
+ if (dhcp_snoop_init(hapd)) {
+ wpa_printf(MSG_ERROR,
+ "DHCP snooping initialization failed");
+ return -1;
+ }
+
+ if (ndisc_snoop_init(hapd)) {
+ wpa_printf(MSG_ERROR,
+ "Neighbor Discovery snooping initialization failed");
+ return -1;
+ }
+ }
+
+ if (!hostapd_drv_none(hapd) && vlan_init(hapd)) {
+ wpa_printf(MSG_ERROR, "VLAN initialization failed.");
+ return -1;
+ }
+
+ if (start_beacon && hostapd_start_beacon(hapd, flush_old_stations) < 0)
+ return -1;
+
+ if (hapd->wpa_auth && wpa_init_keys(hapd->wpa_auth) < 0)
+ return -1;
+
+ return 0;
+}
+
+
+static void hostapd_tx_queue_params(struct hostapd_iface *iface)
+{
+ struct hostapd_data *hapd = iface->bss[0];
+ int i;
+ struct hostapd_tx_queue_params *p;
+
+#ifdef CONFIG_MESH
+ if ((hapd->conf->mesh & MESH_ENABLED) && iface->mconf == NULL)
+ return;
+#endif /* CONFIG_MESH */
+
+ for (i = 0; i < NUM_TX_QUEUES; i++) {
+ p = &iface->conf->tx_queue[i];
+
+ if (hostapd_set_tx_queue_params(hapd, i, p->aifs, p->cwmin,
+ p->cwmax, p->burst)) {
+ wpa_printf(MSG_DEBUG, "Failed to set TX queue "
+ "parameters for queue %d.", i);
+ /* Continue anyway */
+ }
+ }
+}
+
+
+static int hostapd_set_acl_list(struct hostapd_data *hapd,
+ struct mac_acl_entry *mac_acl,
+ int n_entries, u8 accept_acl)
+{
+ struct hostapd_acl_params *acl_params;
+ int i, err;
+
+ acl_params = os_zalloc(sizeof(*acl_params) +
+ (n_entries * sizeof(acl_params->mac_acl[0])));
+ if (!acl_params)
+ return -ENOMEM;
+
+ for (i = 0; i < n_entries; i++)
+ os_memcpy(acl_params->mac_acl[i].addr, mac_acl[i].addr,
+ ETH_ALEN);
+
+ acl_params->acl_policy = accept_acl;
+ acl_params->num_mac_acl = n_entries;
+
+ err = hostapd_drv_set_acl(hapd, acl_params);
+
+ os_free(acl_params);
+
+ return err;
+}
+
+
+int hostapd_set_acl(struct hostapd_data *hapd)
+{
+ struct hostapd_config *conf = hapd->iconf;
+ int err = 0;
+ u8 accept_acl;
+
+ if (hapd->iface->drv_max_acl_mac_addrs == 0)
+ return 0;
+
+ if (conf->bss[0]->macaddr_acl == DENY_UNLESS_ACCEPTED) {
+ accept_acl = 1;
+ err = hostapd_set_acl_list(hapd, conf->bss[0]->accept_mac,
+ conf->bss[0]->num_accept_mac,
+ accept_acl);
+ if (err) {
+ wpa_printf(MSG_DEBUG, "Failed to set accept acl");
+ return -1;
+ }
+ } else if (conf->bss[0]->macaddr_acl == ACCEPT_UNLESS_DENIED) {
+ accept_acl = 0;
+ err = hostapd_set_acl_list(hapd, conf->bss[0]->deny_mac,
+ conf->bss[0]->num_deny_mac,
+ accept_acl);
+ if (err) {
+ wpa_printf(MSG_DEBUG, "Failed to set deny acl");
+ return -1;
+ }
+ }
+ return err;
+}
+
+
+static int start_ctrl_iface_bss(struct hostapd_data *hapd)
+{
+ if (!hapd->iface->interfaces ||
+ !hapd->iface->interfaces->ctrl_iface_init)
+ return 0;
+
+ if (hapd->iface->interfaces->ctrl_iface_init(hapd)) {
+ wpa_printf(MSG_ERROR,
+ "Failed to setup control interface for %s",
+ hapd->conf->iface);
+ return -1;
+ }
+
+ return 0;
+}
+
+
+static int start_ctrl_iface(struct hostapd_iface *iface)
+{
+ size_t i;
+
+ if (!iface->interfaces || !iface->interfaces->ctrl_iface_init)
+ return 0;
+
+ for (i = 0; i < iface->num_bss; i++) {
+ struct hostapd_data *hapd = iface->bss[i];
+ if (iface->interfaces->ctrl_iface_init(hapd)) {
+ wpa_printf(MSG_ERROR,
+ "Failed to setup control interface for %s",
+ hapd->conf->iface);
+ return -1;
+ }
+ }
+
+ return 0;
+}
+
+
+/* When NO_IR flag is set and AP is stopped, clean up BSS parameters without
+ * deinitializing the driver and the control interfaces. A subsequent
+ * REG_CHANGE event can bring the AP back up.
+ */
+static void hostapd_no_ir_cleanup(struct hostapd_data *bss)
+{
+ hostapd_bss_deinit_no_free(bss);
+ hostapd_free_hapd_data(bss);
+ hostapd_cleanup_iface_partial(bss->iface);
+}
+
+
+static int hostapd_no_ir_channel_list_updated(struct hostapd_iface *iface,
+ void *ctx)
+{
+ bool all_no_ir, is_6ghz;
+ int i, j;
+ struct hostapd_hw_modes *mode = NULL;
+
+ if (hostapd_get_hw_features(iface))
+ return 0;
+
+ all_no_ir = true;
+ is_6ghz = false;
+
+ for (i = 0; i < iface->num_hw_features; i++) {
+ mode = &iface->hw_features[i];
+
+ if (mode->mode == iface->conf->hw_mode) {
+ if (iface->freq > 0 &&
+ !hw_mode_get_channel(mode, iface->freq, NULL)) {
+ mode = NULL;
+ continue;
+ }
+
+ for (j = 0; j < mode->num_channels; j++) {
+ if (!(mode->channels[j].flag &
+ HOSTAPD_CHAN_NO_IR))
+ all_no_ir = false;
+
+ if (is_6ghz_freq(mode->channels[j].freq))
+ is_6ghz = true;
+ }
+ break;
+ }
+ }
+
+ if (!mode || !is_6ghz)
+ return 0;
+ iface->current_mode = mode;
+
+ if (iface->state == HAPD_IFACE_ENABLED) {
+ if (!all_no_ir) {
+ struct hostapd_channel_data *chan;
+
+ chan = hw_get_channel_freq(iface->current_mode->mode,
+ iface->freq, NULL,
+ iface->hw_features,
+ iface->num_hw_features);
+
+ if (!chan) {
+ wpa_printf(MSG_ERROR,
+ "NO_IR: Could not derive chan from freq");
+ return 0;
+ }
+
+ if (!(chan->flag & HOSTAPD_CHAN_NO_IR))
+ return 0;
+ wpa_printf(MSG_DEBUG,
+ "NO_IR: The current channel has NO_IR flag now, stop AP.");
+ } else {
+ wpa_printf(MSG_DEBUG,
+ "NO_IR: All chan in new chanlist are NO_IR, stop AP.");
+ }
+
+ hostapd_set_state(iface, HAPD_IFACE_NO_IR);
+ iface->is_no_ir = true;
+ hostapd_drv_stop_ap(iface->bss[0]);
+ hostapd_no_ir_cleanup(iface->bss[0]);
+ wpa_msg(iface->bss[0]->msg_ctx, MSG_INFO, AP_EVENT_NO_IR);
+ } else if (iface->state == HAPD_IFACE_NO_IR) {
+ if (all_no_ir) {
+ wpa_printf(MSG_DEBUG,
+ "NO_IR: AP in NO_IR and all chan in the new chanlist are NO_IR. Ignore");
+ return 0;
+ }
+
+ if (!iface->conf->acs) {
+ struct hostapd_channel_data *chan;
+
+ chan = hw_get_channel_freq(iface->current_mode->mode,
+ iface->freq, NULL,
+ iface->hw_features,
+ iface->num_hw_features);
+ if (!chan) {
+ wpa_printf(MSG_ERROR,
+ "NO_IR: Could not derive chan from freq");
+ return 0;
+ }
+
+ /* If the last operating channel is NO_IR, trigger ACS.
+ */
+ if (chan->flag & HOSTAPD_CHAN_NO_IR) {
+ iface->freq = 0;
+ iface->conf->channel = 0;
+ if (acs_init(iface) != HOSTAPD_CHAN_ACS)
+ wpa_printf(MSG_ERROR,
+ "NO_IR: Could not start ACS");
+ return 0;
+ }
+ }
+
+ setup_interface2(iface);
+ }
+
+ return 0;
+}
+
+
+static void channel_list_update_timeout(void *eloop_ctx, void *timeout_ctx)
+{
+ struct hostapd_iface *iface = eloop_ctx;
+
+ if (!iface->wait_channel_update) {
+ wpa_printf(MSG_INFO, "Channel list update timeout, but interface was not waiting for it");
+ return;
+ }
+
+ /*
+ * It is possible that the existing channel list is acceptable, so try
+ * to proceed.
+ */
+ wpa_printf(MSG_DEBUG, "Channel list update timeout - try to continue anyway");
+ setup_interface2(iface);
+}
+
+
+void hostapd_channel_list_updated(struct hostapd_iface *iface, int initiator)
+{
+ if (initiator == REGDOM_SET_BY_DRIVER) {
+ hostapd_for_each_interface(iface->interfaces,
+ hostapd_no_ir_channel_list_updated,
+ NULL);
+ return;
+ }
+
+ if (!iface->wait_channel_update || initiator != REGDOM_SET_BY_USER)
+ return;
+
+ wpa_printf(MSG_DEBUG, "Channel list updated - continue setup");
+ eloop_cancel_timeout(channel_list_update_timeout, iface, NULL);
+ setup_interface2(iface);
+}
+
+
+static int setup_interface(struct hostapd_iface *iface)
+{
+ struct hostapd_data *hapd = iface->bss[0];
+ size_t i;
+
+ /*
+ * It is possible that setup_interface() is called after the interface
+ * was disabled etc., in which case driver_ap_teardown is possibly set
+ * to 1. Clear it here so any other key/station deletion, which is not
+ * part of a teardown flow, would also call the relevant driver
+ * callbacks.
+ */
+ iface->driver_ap_teardown = 0;
+
+ if (!iface->phy[0]) {
+ const char *phy = hostapd_drv_get_radio_name(hapd);
+ if (phy) {
+ wpa_printf(MSG_DEBUG, "phy: %s", phy);
+ os_strlcpy(iface->phy, phy, sizeof(iface->phy));
+ }
+ }
+
+ /*
+ * Make sure that all BSSes get configured with a pointer to the same
+ * driver interface.
+ */
+ for (i = 1; i < iface->num_bss; i++) {
+ iface->bss[i]->driver = hapd->driver;
+ iface->bss[i]->drv_priv = hapd->drv_priv;
+ }
+
+ if (hostapd_validate_bssid_configuration(iface))
+ return -1;
+
+ /*
+ * Initialize control interfaces early to allow external monitoring of
+ * channel setup operations that may take considerable amount of time
+ * especially for DFS cases.
+ */
+ if (start_ctrl_iface(iface))
+ return -1;
+
+ if (hapd->iconf->country[0] && hapd->iconf->country[1]) {
+ char country[4], previous_country[4];
+
+ hostapd_set_state(iface, HAPD_IFACE_COUNTRY_UPDATE);
+ if (hostapd_get_country(hapd, previous_country) < 0)
+ previous_country[0] = '\0';
+
+ os_memcpy(country, hapd->iconf->country, 3);
+ country[3] = '\0';
+ if (hostapd_set_country(hapd, country) < 0) {
+ wpa_printf(MSG_ERROR, "Failed to set country code");
+ return -1;
+ }
+
+ wpa_printf(MSG_DEBUG, "Previous country code %s, new country code %s",
+ previous_country, country);
+
+ if (os_strncmp(previous_country, country, 2) != 0) {
+ wpa_printf(MSG_DEBUG, "Continue interface setup after channel list update");
+ iface->wait_channel_update = 1;
+ eloop_register_timeout(5, 0,
+ channel_list_update_timeout,
+ iface, NULL);
+ return 0;
+ }
+ }
+
+ return setup_interface2(iface);
+}
+
+
+static int configured_fixed_chan_to_freq(struct hostapd_iface *iface)
+{
+ int freq, i, j;
+
+ if (!iface->conf->channel)
+ return 0;
+ if (iface->conf->op_class) {
+ freq = ieee80211_chan_to_freq(NULL, iface->conf->op_class,
+ iface->conf->channel);
+ if (freq < 0) {
+ wpa_printf(MSG_INFO,
+ "Could not convert op_class %u channel %u to operating frequency",
+ iface->conf->op_class, iface->conf->channel);
+ return -1;
+ }
+ iface->freq = freq;
+ return 0;
+ }
+
+ /* Old configurations using only 2.4/5/60 GHz bands may not specify the
+ * op_class parameter. Select a matching channel from the configured
+ * mode using the channel parameter for these cases.
+ */
+ for (j = 0; j < iface->num_hw_features; j++) {
+ struct hostapd_hw_modes *mode = &iface->hw_features[j];
+
+ if (iface->conf->hw_mode != HOSTAPD_MODE_IEEE80211ANY &&
+ iface->conf->hw_mode != mode->mode)
+ continue;
+ for (i = 0; i < mode->num_channels; i++) {
+ struct hostapd_channel_data *chan = &mode->channels[i];
+
+ if (chan->chan == iface->conf->channel &&
+ !is_6ghz_freq(chan->freq)) {
+ iface->freq = chan->freq;
+ return 0;
+ }
+ }
+ }
+
+ wpa_printf(MSG_INFO, "Could not determine operating frequency");
+ return -1;
+}
+
+
+static void hostapd_set_6ghz_sec_chan(struct hostapd_iface *iface)
+{
+ int bw;
+
+ if (!is_6ghz_op_class(iface->conf->op_class))
+ return;
+
+ bw = op_class_to_bandwidth(iface->conf->op_class);
+ /* Assign the secondary channel if absent in config for
+ * bandwidths > 20 MHz */
+ if (bw >= 40 && !iface->conf->secondary_channel) {
+ if (((iface->conf->channel - 1) / 4) % 2)
+ iface->conf->secondary_channel = -1;
+ else
+ iface->conf->secondary_channel = 1;
+ }
+}
+
+
+static int setup_interface2(struct hostapd_iface *iface)
+{
+ iface->wait_channel_update = 0;
+ iface->is_no_ir = false;
+
+ if (hostapd_get_hw_features(iface)) {
+ /* Not all drivers support this yet, so continue without hw
+ * feature data. */
+ } else {
+ int ret;
+
+ if (iface->conf->acs) {
+ iface->freq = 0;
+ iface->conf->channel = 0;
+ }
+
+ ret = configured_fixed_chan_to_freq(iface);
+ if (ret < 0)
+ goto fail;
+
+ if (iface->conf->op_class) {
+ enum oper_chan_width ch_width;
+
+ ch_width = op_class_to_ch_width(iface->conf->op_class);
+ hostapd_set_oper_chwidth(iface->conf, ch_width);
+ hostapd_set_6ghz_sec_chan(iface);
+ }
+
+ ret = hostapd_select_hw_mode(iface);
+ if (ret < 0) {
+ wpa_printf(MSG_ERROR, "Could not select hw_mode and "
+ "channel. (%d)", ret);
+ goto fail;
+ }
+ if (ret == 1) {
+ wpa_printf(MSG_DEBUG, "Interface initialization will be completed in a callback (ACS)");
+ return 0;
+ }
+ ret = hostapd_check_edmg_capab(iface);
+ if (ret < 0)
+ goto fail;
+ ret = hostapd_check_he_6ghz_capab(iface);
+ if (ret < 0)
+ goto fail;
+ ret = hostapd_check_ht_capab(iface);
+ if (ret < 0)
+ goto fail;
+ if (ret == 1) {
+ wpa_printf(MSG_DEBUG, "Interface initialization will "
+ "be completed in a callback");
+ return 0;
+ }
+
+ if (iface->conf->ieee80211h)
+ wpa_printf(MSG_DEBUG, "DFS support is enabled");
+ }
+ return hostapd_setup_interface_complete(iface, 0);
+
+fail:
+ if (iface->is_no_ir) {
+ /* If AP is in NO_IR state, it can be reenabled by the driver
+ * regulatory update and EVENT_CHANNEL_LIST_CHANGED. */
+ hostapd_set_state(iface, HAPD_IFACE_NO_IR);
+ wpa_msg(iface->bss[0]->msg_ctx, MSG_INFO, AP_EVENT_NO_IR);
+ return 0;
+ }
+
+ hostapd_set_state(iface, HAPD_IFACE_DISABLED);
+ wpa_msg(iface->bss[0]->msg_ctx, MSG_INFO, AP_EVENT_DISABLED);
+ if (iface->interfaces && iface->interfaces->terminate_on_error)
+ eloop_terminate();
+ return -1;
+}
+
+
+#ifdef CONFIG_FST
+
+static const u8 * fst_hostapd_get_bssid_cb(void *ctx)
+{
+ struct hostapd_data *hapd = ctx;
+
+ return hapd->own_addr;
+}
+
+
+static void fst_hostapd_get_channel_info_cb(void *ctx,
+ enum hostapd_hw_mode *hw_mode,
+ u8 *channel)
+{
+ struct hostapd_data *hapd = ctx;
+
+ *hw_mode = ieee80211_freq_to_chan(hapd->iface->freq, channel);
+}
+
+
+static int fst_hostapd_get_hw_modes_cb(void *ctx,
+ struct hostapd_hw_modes **modes)
+{
+ struct hostapd_data *hapd = ctx;
+
+ *modes = hapd->iface->hw_features;
+ return hapd->iface->num_hw_features;
+}
+
+
+static void fst_hostapd_set_ies_cb(void *ctx, const struct wpabuf *fst_ies)
+{
+ struct hostapd_data *hapd = ctx;
+
+ if (hapd->iface->fst_ies != fst_ies) {
+ hapd->iface->fst_ies = fst_ies;
+ if (ieee802_11_set_beacon(hapd))
+ wpa_printf(MSG_WARNING, "FST: Cannot set beacon");
+ }
+}
+
+
+static int fst_hostapd_send_action_cb(void *ctx, const u8 *da,
+ struct wpabuf *buf)
+{
+ struct hostapd_data *hapd = ctx;
+
+ return hostapd_drv_send_action(hapd, hapd->iface->freq, 0, da,
+ wpabuf_head(buf), wpabuf_len(buf));
+}
+
+
+static const struct wpabuf * fst_hostapd_get_mb_ie_cb(void *ctx, const u8 *addr)
+{
+ struct hostapd_data *hapd = ctx;
+ struct sta_info *sta = ap_get_sta(hapd, addr);
+
+ return sta ? sta->mb_ies : NULL;
+}
+
+
+static void fst_hostapd_update_mb_ie_cb(void *ctx, const u8 *addr,
+ const u8 *buf, size_t size)
+{
+ struct hostapd_data *hapd = ctx;
+ struct sta_info *sta = ap_get_sta(hapd, addr);
+
+ if (sta) {
+ struct mb_ies_info info;
+
+ if (!mb_ies_info_by_ies(&info, buf, size)) {
+ wpabuf_free(sta->mb_ies);
+ sta->mb_ies = mb_ies_by_info(&info);
+ }
+ }
+}
+
+
+static const u8 * fst_hostapd_get_sta(struct fst_get_peer_ctx **get_ctx,
+ bool mb_only)
+{
+ struct sta_info *s = (struct sta_info *) *get_ctx;
+
+ if (mb_only) {
+ for (; s && !s->mb_ies; s = s->next)
+ ;
+ }
+
+ if (s) {
+ *get_ctx = (struct fst_get_peer_ctx *) s->next;
+
+ return s->addr;
+ }
+
+ *get_ctx = NULL;
+ return NULL;
+}
+
+
+static const u8 * fst_hostapd_get_peer_first(void *ctx,
+ struct fst_get_peer_ctx **get_ctx,
+ bool mb_only)
+{
+ struct hostapd_data *hapd = ctx;
+
+ *get_ctx = (struct fst_get_peer_ctx *) hapd->sta_list;
+
+ return fst_hostapd_get_sta(get_ctx, mb_only);
+}
+
+
+static const u8 * fst_hostapd_get_peer_next(void *ctx,
+ struct fst_get_peer_ctx **get_ctx,
+ bool mb_only)
+{
+ return fst_hostapd_get_sta(get_ctx, mb_only);
+}
+
+
+void fst_hostapd_fill_iface_obj(struct hostapd_data *hapd,
+ struct fst_wpa_obj *iface_obj)
+{
+ os_memset(iface_obj, 0, sizeof(*iface_obj));
+ iface_obj->ctx = hapd;
+ iface_obj->get_bssid = fst_hostapd_get_bssid_cb;
+ iface_obj->get_channel_info = fst_hostapd_get_channel_info_cb;
+ iface_obj->get_hw_modes = fst_hostapd_get_hw_modes_cb;
+ iface_obj->set_ies = fst_hostapd_set_ies_cb;
+ iface_obj->send_action = fst_hostapd_send_action_cb;
+ iface_obj->get_mb_ie = fst_hostapd_get_mb_ie_cb;
+ iface_obj->update_mb_ie = fst_hostapd_update_mb_ie_cb;
+ iface_obj->get_peer_first = fst_hostapd_get_peer_first;
+ iface_obj->get_peer_next = fst_hostapd_get_peer_next;
+}
+
+#endif /* CONFIG_FST */
+
+#ifdef CONFIG_OWE
+
+static int hostapd_owe_iface_iter(struct hostapd_iface *iface, void *ctx)
+{
+ struct hostapd_data *hapd = ctx;
+ size_t i;
+
+ for (i = 0; i < iface->num_bss; i++) {
+ struct hostapd_data *bss = iface->bss[i];
+
+ if (os_strcmp(hapd->conf->owe_transition_ifname,
+ bss->conf->iface) != 0)
+ continue;
+
+ wpa_printf(MSG_DEBUG,
+ "OWE: ifname=%s found transition mode ifname=%s BSSID "
+ MACSTR " SSID %s",
+ hapd->conf->iface, bss->conf->iface,
+ MAC2STR(bss->own_addr),
+ wpa_ssid_txt(bss->conf->ssid.ssid,
+ bss->conf->ssid.ssid_len));
+ if (!bss->conf->ssid.ssid_set || !bss->conf->ssid.ssid_len ||
+ is_zero_ether_addr(bss->own_addr))
+ continue;
+
+ os_memcpy(hapd->conf->owe_transition_bssid, bss->own_addr,
+ ETH_ALEN);
+ os_memcpy(hapd->conf->owe_transition_ssid,
+ bss->conf->ssid.ssid, bss->conf->ssid.ssid_len);
+ hapd->conf->owe_transition_ssid_len = bss->conf->ssid.ssid_len;
+ wpa_printf(MSG_DEBUG,
+ "OWE: Copied transition mode information");
+ return 1;
+ }
+
+ return 0;
+}
+
+
+int hostapd_owe_trans_get_info(struct hostapd_data *hapd)
+{
+ if (hapd->conf->owe_transition_ssid_len > 0 &&
+ !is_zero_ether_addr(hapd->conf->owe_transition_bssid))
+ return 0;
+
+ /* Find transition mode SSID/BSSID information from a BSS operated by
+ * this hostapd instance. */
+ if (!hapd->iface->interfaces ||
+ !hapd->iface->interfaces->for_each_interface)
+ return hostapd_owe_iface_iter(hapd->iface, hapd);
+ else
+ return hapd->iface->interfaces->for_each_interface(
+ hapd->iface->interfaces, hostapd_owe_iface_iter, hapd);
+}
+
+
+static int hostapd_owe_iface_iter2(struct hostapd_iface *iface, void *ctx)
+{
+ size_t i;
+
+ for (i = 0; i < iface->num_bss; i++) {
+ struct hostapd_data *bss = iface->bss[i];
+ int res;
+
+ if (!bss->conf->owe_transition_ifname[0])
+ continue;
+ if (bss->iface->state != HAPD_IFACE_ENABLED) {
+ wpa_printf(MSG_DEBUG,
+ "OWE: Interface %s state %s - defer beacon update",
+ bss->conf->iface,
+ hostapd_state_text(bss->iface->state));
+ continue;
+ }
+ res = hostapd_owe_trans_get_info(bss);
+ if (res == 0)
+ continue;
+ wpa_printf(MSG_DEBUG,
+ "OWE: Matching transition mode interface enabled - update beacon data for %s",
+ bss->conf->iface);
+ ieee802_11_set_beacon(bss);
+ }
+
+ return 0;
+}
+
+#endif /* CONFIG_OWE */
+
+
+static void hostapd_owe_update_trans(struct hostapd_iface *iface)
+{
+#ifdef CONFIG_OWE
+ /* Check whether the enabled BSS can complete OWE transition mode
+ * configuration for any pending interface. */
+ if (!iface->interfaces ||
+ !iface->interfaces->for_each_interface)
+ hostapd_owe_iface_iter2(iface, NULL);
+ else
+ iface->interfaces->for_each_interface(
+ iface->interfaces, hostapd_owe_iface_iter2, NULL);
+#endif /* CONFIG_OWE */
+}
+
+
+static void hostapd_interface_setup_failure_handler(void *eloop_ctx,
+ void *timeout_ctx)
+{
+ struct hostapd_iface *iface = eloop_ctx;
+ struct hostapd_data *hapd;
+
+ if (iface->num_bss < 1 || !iface->bss || !iface->bss[0])
+ return;
+ hapd = iface->bss[0];
+ if (hapd->setup_complete_cb)
+ hapd->setup_complete_cb(hapd->setup_complete_cb_ctx);
+}
+
+
+static int hostapd_setup_interface_complete_sync(struct hostapd_iface *iface,
+ int err)
+{
+ struct hostapd_data *hapd = iface->bss[0];
+ size_t j;
+ u8 *prev_addr;
+ int delay_apply_cfg = 0;
+ int res_dfs_offload = 0;
+
+ if (err)
+ goto fail;
+
+ hostapd_ubus_add_iface(iface);
+ wpa_printf(MSG_DEBUG, "Completing interface initialization");
+ if (iface->freq) {
+#ifdef NEED_AP_MLME
+ int res;
+#endif /* NEED_AP_MLME */
+
+ wpa_printf(MSG_DEBUG, "Mode: %s Channel: %d "
+ "Frequency: %d MHz",
+ hostapd_hw_mode_txt(iface->conf->hw_mode),
+ iface->conf->channel, iface->freq);
+
+#ifdef NEED_AP_MLME
+ /* Handle DFS only if it is not offloaded to the driver */
+ if (!(iface->drv_flags & WPA_DRIVER_FLAGS_DFS_OFFLOAD)) {
+ /* Check DFS */
+ res = hostapd_handle_dfs(iface);
+ if (res <= 0) {
+ if (res < 0)
+ goto fail;
+ return res;
+ }
+ } else {
+ /* If DFS is offloaded to the driver */
+ res_dfs_offload = hostapd_handle_dfs_offload(iface);
+ if (res_dfs_offload <= 0) {
+ if (res_dfs_offload < 0)
+ goto fail;
+ } else {
+ wpa_printf(MSG_DEBUG,
+ "Proceed with AP/channel setup");
+ /*
+ * If this is a DFS channel, move to completing
+ * AP setup.
+ */
+ if (res_dfs_offload == 1)
+ goto dfs_offload;
+ /* Otherwise fall through. */
+ }
+ }
+#endif /* NEED_AP_MLME */
+
+#ifdef CONFIG_MESH
+ if (iface->mconf != NULL) {
+ wpa_printf(MSG_DEBUG,
+ "%s: Mesh configuration will be applied while joining the mesh network",
+ iface->bss[0]->conf->iface);
+ delay_apply_cfg = 1;
+ }
+#endif /* CONFIG_MESH */
+
+ if (!delay_apply_cfg &&
+ hostapd_set_freq(hapd, hapd->iconf->hw_mode, iface->freq,
+ hapd->iconf->channel,
+ hapd->iconf->enable_edmg,
+ hapd->iconf->edmg_channel,
+ hapd->iconf->ieee80211n,
+ hapd->iconf->ieee80211ac,
+ hapd->iconf->ieee80211ax,
+ hapd->iconf->ieee80211be,
+ hapd->iconf->secondary_channel,
+ hostapd_get_oper_chwidth(hapd->iconf),
+ hostapd_get_oper_centr_freq_seg0_idx(
+ hapd->iconf),
+ hostapd_get_oper_centr_freq_seg1_idx(
+ hapd->iconf))) {
+ wpa_printf(MSG_ERROR, "Could not set channel for "
+ "kernel driver");
+ goto fail;
+ }
+ }
+
+ if (iface->current_mode) {
+ if (hostapd_prepare_rates(iface, iface->current_mode)) {
+ wpa_printf(MSG_ERROR, "Failed to prepare rates "
+ "table.");
+ hostapd_logger(hapd, NULL, HOSTAPD_MODULE_IEEE80211,
+ HOSTAPD_LEVEL_WARNING,
+ "Failed to prepare rates table.");
+ goto fail;
+ }
+ }
+
+ if (hapd->iconf->rts_threshold >= -1 &&
+ hostapd_set_rts(hapd, hapd->iconf->rts_threshold) &&
+ hapd->iconf->rts_threshold >= -1) {
+ wpa_printf(MSG_ERROR, "Could not set RTS threshold for "
+ "kernel driver");
+ goto fail;
+ }
+
+ if (hapd->iconf->fragm_threshold >= -1 &&
+ hostapd_set_frag(hapd, hapd->iconf->fragm_threshold) &&
+ hapd->iconf->fragm_threshold != -1) {
+ wpa_printf(MSG_ERROR, "Could not set fragmentation threshold "
+ "for kernel driver");
+ goto fail;
+ }
+
+ prev_addr = hapd->own_addr;
+
+ for (j = 0; j < iface->num_bss; j++) {
+ hapd = iface->bss[j];
+ if (j)
+ os_memcpy(hapd->own_addr, prev_addr, ETH_ALEN);
+ if (hostapd_setup_bss(hapd, j == 0, !iface->conf->mbssid)) {
+ for (;;) {
+ hapd = iface->bss[j];
+ hostapd_bss_deinit_no_free(hapd);
+ hostapd_free_hapd_data(hapd);
+ if (j == 0)
+ break;
+ j--;
+ }
+ goto fail;
+ }
+ if (is_zero_ether_addr(hapd->conf->bssid))
+ prev_addr = hapd->own_addr;
+ }
+
+ if (hapd->iconf->mbssid) {
+ for (j = 0; hapd->iconf->mbssid && j < iface->num_bss; j++) {
+ hapd = iface->bss[j];
+ if (hostapd_start_beacon(hapd, true)) {
+ for (;;) {
+ hapd = iface->bss[j];
+ hostapd_bss_deinit_no_free(hapd);
+ hostapd_free_hapd_data(hapd);
+ if (j == 0)
+ break;
+ j--;
+ }
+ goto fail;
+ }
+ }
+ }
+
+ hapd = iface->bss[0];
+
+ hostapd_tx_queue_params(iface);
+
+ ap_list_init(iface);
+
+ hostapd_set_acl(hapd);
+
+ if (hostapd_driver_commit(hapd) < 0) {
+ wpa_printf(MSG_ERROR, "%s: Failed to commit driver "
+ "configuration", __func__);
+ goto fail;
+ }
+
+ /*
+ * WPS UPnP module can be initialized only when the "upnp_iface" is up.
+ * If "interface" and "upnp_iface" are the same (e.g., non-bridge
+ * mode), the interface is up only after driver_commit, so initialize
+ * WPS after driver_commit.
+ */
+ for (j = 0; j < iface->num_bss; j++) {
+ if (hostapd_init_wps_complete(iface->bss[j]))
+ goto fail;
+ }
+
+ if ((iface->drv_flags & WPA_DRIVER_FLAGS_DFS_OFFLOAD) &&
+ !res_dfs_offload) {
+ /*
+ * If freq is DFS, and DFS is offloaded to the driver, then wait
+ * for CAC to complete.
+ */
+ wpa_printf(MSG_DEBUG, "%s: Wait for CAC to complete", __func__);
+ return res_dfs_offload;
+ }
+
+#ifdef NEED_AP_MLME
+dfs_offload:
+#endif /* NEED_AP_MLME */
+
+#ifdef CONFIG_FST
+ if (hapd->iconf->fst_cfg.group_id[0]) {
+ struct fst_wpa_obj iface_obj;
+
+ fst_hostapd_fill_iface_obj(hapd, &iface_obj);
+ iface->fst = fst_attach(hapd->conf->iface, hapd->own_addr,
+ &iface_obj, &hapd->iconf->fst_cfg);
+ if (!iface->fst) {
+ wpa_printf(MSG_ERROR, "Could not attach to FST %s",
+ hapd->iconf->fst_cfg.group_id);
+ goto fail;
+ }
+ }
+#endif /* CONFIG_FST */
+
+ hostapd_set_state(iface, HAPD_IFACE_ENABLED);
+ hostapd_owe_update_trans(iface);
+ airtime_policy_update_init(iface);
+ wpa_msg(iface->bss[0]->msg_ctx, MSG_INFO, AP_EVENT_ENABLED);
+ if (hapd->setup_complete_cb)
+ hapd->setup_complete_cb(hapd->setup_complete_cb_ctx);
+
+#ifdef CONFIG_MESH
+ if (delay_apply_cfg && !iface->mconf) {
+ wpa_printf(MSG_ERROR, "Error while completing mesh init");
+ goto fail;
+ }
+#endif /* CONFIG_MESH */
+
+ wpa_printf(MSG_DEBUG, "%s: Setup of interface done.",
+ iface->bss[0]->conf->iface);
+ if (iface->interfaces && iface->interfaces->terminate_on_error > 0)
+ iface->interfaces->terminate_on_error--;
+
+ for (j = 0; j < iface->num_bss; j++)
+ hostapd_neighbor_set_own_report(iface->bss[j]);
+
+ if (iface->interfaces && iface->interfaces->count > 1)
+ ieee802_11_set_beacons(iface);
+
+ return 0;
+
+fail:
+ wpa_printf(MSG_ERROR, "Interface initialization failed");
+ hostapd_ubus_free_iface(iface);
+
+ if (iface->is_no_ir) {
+ hostapd_set_state(iface, HAPD_IFACE_NO_IR);
+ wpa_msg(hapd->msg_ctx, MSG_INFO, AP_EVENT_NO_IR);
+ return 0;
+ }
+
+ hostapd_set_state(iface, HAPD_IFACE_DISABLED);
+ wpa_msg(hapd->msg_ctx, MSG_INFO, AP_EVENT_DISABLED);
+#ifdef CONFIG_FST
+ if (iface->fst) {
+ fst_detach(iface->fst);
+ iface->fst = NULL;
+ }
+#endif /* CONFIG_FST */
+
+ if (iface->interfaces && iface->interfaces->terminate_on_error) {
+ eloop_terminate();
+ } else if (hapd->setup_complete_cb) {
+ /*
+ * Calling hapd->setup_complete_cb directly may cause iface
+ * deinitialization which may be accessed later by the caller.
+ */
+ eloop_register_timeout(0, 0,
+ hostapd_interface_setup_failure_handler,
+ iface, NULL);
+ }
+
+ return -1;
+}
+
+
+/**
+ * hostapd_setup_interface_complete - Complete interface setup
+ *
+ * This function is called when previous steps in the interface setup has been
+ * completed. This can also start operations, e.g., DFS, that will require
+ * additional processing before interface is ready to be enabled. Such
+ * operations will call this function from eloop callbacks when finished.
+ */
+int hostapd_setup_interface_complete(struct hostapd_iface *iface, int err)
+{
+ struct hapd_interfaces *interfaces = iface->interfaces;
+ struct hostapd_data *hapd = iface->bss[0];
+ unsigned int i;
+ int not_ready_in_sync_ifaces = 0;
+
+ if (!iface->need_to_start_in_sync)
+ return hostapd_setup_interface_complete_sync(iface, err);
+
+ if (err) {
+ wpa_printf(MSG_ERROR, "Interface initialization failed");
+ iface->need_to_start_in_sync = 0;
+
+ if (iface->is_no_ir) {
+ hostapd_set_state(iface, HAPD_IFACE_NO_IR);
+ wpa_msg(hapd->msg_ctx, MSG_INFO, AP_EVENT_NO_IR);
+ return 0;
+ }
+
+ hostapd_set_state(iface, HAPD_IFACE_DISABLED);
+ wpa_msg(hapd->msg_ctx, MSG_INFO, AP_EVENT_DISABLED);
+ if (interfaces && interfaces->terminate_on_error)
+ eloop_terminate();
+ return -1;
+ }
+
+ if (iface->ready_to_start_in_sync) {
+ /* Already in ready and waiting. should never happpen */
+ return 0;
+ }
+
+ for (i = 0; i < interfaces->count; i++) {
+ if (interfaces->iface[i]->need_to_start_in_sync &&
+ !interfaces->iface[i]->ready_to_start_in_sync)
+ not_ready_in_sync_ifaces++;
+ }
+
+ /*
+ * Check if this is the last interface, if yes then start all the other
+ * waiting interfaces. If not, add this interface to the waiting list.
+ */
+ if (not_ready_in_sync_ifaces > 1 && iface->state == HAPD_IFACE_DFS) {
+ /*
+ * If this interface went through CAC, do not synchronize, just
+ * start immediately.
+ */
+ iface->need_to_start_in_sync = 0;
+ wpa_printf(MSG_INFO,
+ "%s: Finished CAC - bypass sync and start interface",
+ iface->bss[0]->conf->iface);
+ return hostapd_setup_interface_complete_sync(iface, err);
+ }
+
+ if (not_ready_in_sync_ifaces > 1) {
+ /* need to wait as there are other interfaces still coming up */
+ iface->ready_to_start_in_sync = 1;
+ wpa_printf(MSG_INFO,
+ "%s: Interface waiting to sync with other interfaces",
+ iface->bss[0]->conf->iface);
+ return 0;
+ }
+
+ wpa_printf(MSG_INFO,
+ "%s: Last interface to sync - starting all interfaces",
+ iface->bss[0]->conf->iface);
+ iface->need_to_start_in_sync = 0;
+ hostapd_setup_interface_complete_sync(iface, err);
+ for (i = 0; i < interfaces->count; i++) {
+ if (interfaces->iface[i]->need_to_start_in_sync &&
+ interfaces->iface[i]->ready_to_start_in_sync) {
+ hostapd_setup_interface_complete_sync(
+ interfaces->iface[i], 0);
+ /* Only once the interfaces are sync started */
+ interfaces->iface[i]->need_to_start_in_sync = 0;
+ }
+ }
+
+ return 0;
+}
+
+
+/**
+ * hostapd_setup_interface - Setup of an interface
+ * @iface: Pointer to interface data.
+ * Returns: 0 on success, -1 on failure
+ *
+ * Initializes the driver interface, validates the configuration,
+ * and sets driver parameters based on the configuration.
+ * Flushes old stations, sets the channel, encryption,
+ * beacons, and WDS links based on the configuration.
+ *
+ * If interface setup requires more time, e.g., to perform HT co-ex scans, ACS,
+ * or DFS operations, this function returns 0 before such operations have been
+ * completed. The pending operations are registered into eloop and will be
+ * completed from eloop callbacks. Those callbacks end up calling
+ * hostapd_setup_interface_complete() once setup has been completed.
+ */
+int hostapd_setup_interface(struct hostapd_iface *iface)
+{
+ int ret;
+
+ if (!iface->conf)
+ return -1;
+ ret = setup_interface(iface);
+ if (ret) {
+ wpa_printf(MSG_ERROR, "%s: Unable to setup interface.",
+ iface->conf->bss[0]->iface);
+ return -1;
+ }
+
+ return 0;
+}
+
+
+/**
+ * hostapd_alloc_bss_data - Allocate and initialize per-BSS data
+ * @hapd_iface: Pointer to interface data
+ * @conf: Pointer to per-interface configuration
+ * @bss: Pointer to per-BSS configuration for this BSS
+ * Returns: Pointer to allocated BSS data
+ *
+ * This function is used to allocate per-BSS data structure. This data will be
+ * freed after hostapd_cleanup() is called for it during interface
+ * deinitialization.
+ */
+struct hostapd_data *
+hostapd_alloc_bss_data(struct hostapd_iface *hapd_iface,
+ struct hostapd_config *conf,
+ struct hostapd_bss_config *bss)
+{
+ struct hostapd_data *hapd;
+
+ hapd = os_zalloc(sizeof(*hapd));
+ if (hapd == NULL)
+ return NULL;
+
+ hapd->new_assoc_sta_cb = hostapd_new_assoc_sta;
+ hapd->iconf = conf;
+ hapd->conf = bss;
+ hapd->iface = hapd_iface;
+ if (bss && bss->config_id)
+ hapd->config_id = strdup(bss->config_id);
+ else
+ hapd->config_id = NULL;
+ if (conf)
+ hapd->driver = conf->driver;
+ hapd->ctrl_sock = -1;
+ dl_list_init(&hapd->ctrl_dst);
+ dl_list_init(&hapd->nr_db);
+ hapd->dhcp_sock = -1;
+#ifdef CONFIG_IEEE80211R_AP
+ dl_list_init(&hapd->l2_queue);
+ dl_list_init(&hapd->l2_oui_queue);
+#endif /* CONFIG_IEEE80211R_AP */
+#ifdef CONFIG_SAE
+ dl_list_init(&hapd->sae_commit_queue);
+#endif /* CONFIG_SAE */
+
+ return hapd;
+}
+
+
+static void hostapd_bss_deinit(struct hostapd_data *hapd)
+{
+ if (!hapd)
+ return;
+ wpa_printf(MSG_DEBUG, "%s: deinit bss %s", __func__,
+ hapd->conf ? hapd->conf->iface : "N/A");
+ hostapd_bss_deinit_no_free(hapd);
+ wpa_msg(hapd->msg_ctx, MSG_INFO, AP_EVENT_DISABLED);
+#ifdef CONFIG_SQLITE
+ if (hapd->rad_attr_db) {
+ sqlite3_close(hapd->rad_attr_db);
+ hapd->rad_attr_db = NULL;
+ }
+#endif /* CONFIG_SQLITE */
+ hostapd_cleanup(hapd);
+}
+
+
+void hostapd_interface_deinit(struct hostapd_iface *iface)
+{
+ int j;
+
+ wpa_printf(MSG_DEBUG, "%s(%p)", __func__, iface);
+ if (iface == NULL)
+ return;
+
+ hostapd_set_state(iface, HAPD_IFACE_DISABLED);
+
+ eloop_cancel_timeout(channel_list_update_timeout, iface, NULL);
+ iface->wait_channel_update = 0;
+ iface->is_no_ir = false;
+
+#ifdef CONFIG_FST
+ if (iface->fst) {
+ fst_detach(iface->fst);
+ iface->fst = NULL;
+ }
+#endif /* CONFIG_FST */
+
+ for (j = (int) iface->num_bss - 1; j >= 0; j--) {
+ if (!iface->bss)
+ break;
+ hostapd_bss_deinit(iface->bss[j]);
+ }
+
+#ifdef NEED_AP_MLME
+ hostapd_stop_setup_timers(iface);
+ eloop_cancel_timeout(ap_ht2040_timeout, iface, NULL);
+#endif /* NEED_AP_MLME */
+}
+
+
+void hostapd_interface_free(struct hostapd_iface *iface)
+{
+ size_t j;
+ wpa_printf(MSG_DEBUG, "%s(%p)", __func__, iface);
+ for (j = 0; j < iface->num_bss; j++) {
+ if (!iface->bss)
+ break;
+ wpa_printf(MSG_DEBUG, "%s: free hapd %p",
+ __func__, iface->bss[j]);
+ os_free(iface->bss[j]);
+ }
+ hostapd_cleanup_iface(iface);
+}
+
+
+struct hostapd_iface * hostapd_alloc_iface(void)
+{
+ struct hostapd_iface *hapd_iface;
+
+ hapd_iface = os_zalloc(sizeof(*hapd_iface));
+ if (!hapd_iface)
+ return NULL;
+
+ dl_list_init(&hapd_iface->sta_seen);
+
+ return hapd_iface;
+}
+
+
+/**
+ * hostapd_init - Allocate and initialize per-interface data
+ * @config_file: Path to the configuration file
+ * Returns: Pointer to the allocated interface data or %NULL on failure
+ *
+ * This function is used to allocate main data structures for per-interface
+ * data. The allocated data buffer will be freed by calling
+ * hostapd_cleanup_iface().
+ */
+struct hostapd_iface * hostapd_init(struct hapd_interfaces *interfaces,
+ const char *config_file)
+{
+ struct hostapd_iface *hapd_iface = NULL;
+ struct hostapd_config *conf = NULL;
+ struct hostapd_data *hapd;
+ size_t i;
+
+ hapd_iface = hostapd_alloc_iface();
+ if (hapd_iface == NULL)
+ goto fail;
+
+ hapd_iface->config_fname = os_strdup(config_file);
+ if (hapd_iface->config_fname == NULL)
+ goto fail;
+
+ conf = interfaces->config_read_cb(hapd_iface->config_fname);
+ if (conf == NULL)
+ goto fail;
+ hapd_iface->conf = conf;
+
+ hapd_iface->num_bss = conf->num_bss;
+ hapd_iface->bss = os_calloc(conf->num_bss,
+ sizeof(struct hostapd_data *));
+ if (hapd_iface->bss == NULL)
+ goto fail;
+
+ for (i = 0; i < conf->num_bss; i++) {
+ hapd = hapd_iface->bss[i] =
+ hostapd_alloc_bss_data(hapd_iface, conf,
+ conf->bss[i]);
+ if (hapd == NULL)
+ goto fail;
+ hapd->msg_ctx = hapd;
+ }
+
+ return hapd_iface;
+
+fail:
+ wpa_printf(MSG_ERROR, "Failed to set up interface with %s",
+ config_file);
+ if (conf)
+ hostapd_config_free(conf);
+ if (hapd_iface) {
+ os_free(hapd_iface->config_fname);
+ os_free(hapd_iface->bss);
+ wpa_printf(MSG_DEBUG, "%s: free iface %p",
+ __func__, hapd_iface);
+ os_free(hapd_iface);
+ }
+ return NULL;
+}
+
+
+static int ifname_in_use(struct hapd_interfaces *interfaces, const char *ifname)
+{
+ size_t i, j;
+
+ for (i = 0; i < interfaces->count; i++) {
+ struct hostapd_iface *iface = interfaces->iface[i];
+ for (j = 0; j < iface->num_bss; j++) {
+ struct hostapd_data *hapd = iface->bss[j];
+ if (os_strcmp(ifname, hapd->conf->iface) == 0)
+ return 1;
+ }
+ }
+
+ return 0;
+}
+
+
+/**
+ * hostapd_interface_init_bss - Read configuration file and init BSS data
+ *
+ * This function is used to parse configuration file for a BSS. This BSS is
+ * added to an existing interface sharing the same radio (if any) or a new
+ * interface is created if this is the first interface on a radio. This
+ * allocate memory for the BSS. No actual driver operations are started.
+ *
+ * This is similar to hostapd_interface_init(), but for a case where the
+ * configuration is used to add a single BSS instead of all BSSes for a radio.
+ */
+struct hostapd_iface *
+hostapd_interface_init_bss(struct hapd_interfaces *interfaces, const char *phy,
+ const char *config_fname, int debug)
+{
+ struct hostapd_iface *new_iface = NULL, *iface = NULL;
+ struct hostapd_data *hapd;
+ int k;
+ size_t i, bss_idx;
+
+ if (!phy || !*phy)
+ return NULL;
+
+ for (i = 0; i < interfaces->count; i++) {
+ if (os_strcmp(interfaces->iface[i]->phy, phy) == 0) {
+ iface = interfaces->iface[i];
+ break;
+ }
+ }
+
+ wpa_printf(MSG_INFO, "Configuration file: %s (phy %s)%s",
+ config_fname, phy, iface ? "" : " --> new PHY");
+ if (iface) {
+ struct hostapd_config *conf;
+ struct hostapd_bss_config **tmp_conf;
+ struct hostapd_data **tmp_bss;
+ struct hostapd_bss_config *bss;
+ const char *ifname;
+
+ /* Add new BSS to existing iface */
+ conf = interfaces->config_read_cb(config_fname);
+ if (conf == NULL)
+ return NULL;
+ if (conf->num_bss > 1) {
+ wpa_printf(MSG_ERROR, "Multiple BSSes specified in BSS-config");
+ hostapd_config_free(conf);
+ return NULL;
+ }
+
+ ifname = conf->bss[0]->iface;
+ if (ifname[0] != '\0' && ifname_in_use(interfaces, ifname)) {
+ wpa_printf(MSG_ERROR,
+ "Interface name %s already in use", ifname);
+ hostapd_config_free(conf);
+ return NULL;
+ }
+
+ tmp_conf = os_realloc_array(
+ iface->conf->bss, iface->conf->num_bss + 1,
+ sizeof(struct hostapd_bss_config *));
+ tmp_bss = os_realloc_array(iface->bss, iface->num_bss + 1,
+ sizeof(struct hostapd_data *));
+ if (tmp_bss)
+ iface->bss = tmp_bss;
+ if (tmp_conf) {
+ iface->conf->bss = tmp_conf;
+ iface->conf->last_bss = tmp_conf[0];
+ }
+ if (tmp_bss == NULL || tmp_conf == NULL) {
+ hostapd_config_free(conf);
+ return NULL;
+ }
+ bss = iface->conf->bss[iface->conf->num_bss] = conf->bss[0];
+ iface->conf->num_bss++;
+
+ hapd = hostapd_alloc_bss_data(iface, iface->conf, bss);
+ if (hapd == NULL) {
+ iface->conf->num_bss--;
+ hostapd_config_free(conf);
+ return NULL;
+ }
+ iface->conf->last_bss = bss;
+ iface->bss[iface->num_bss] = hapd;
+ hapd->msg_ctx = hapd;
+
+ bss_idx = iface->num_bss++;
+ conf->num_bss--;
+ conf->bss[0] = NULL;
+ hostapd_config_free(conf);
+ } else {
+ /* Add a new iface with the first BSS */
+ new_iface = iface = hostapd_init(interfaces, config_fname);
+ if (!iface)
+ return NULL;
+ os_strlcpy(iface->phy, phy, sizeof(iface->phy));
+ iface->interfaces = interfaces;
+ bss_idx = 0;
+ }
+
+ for (k = 0; k < debug; k++) {
+ if (iface->bss[bss_idx]->conf->logger_stdout_level > 0)
+ iface->bss[bss_idx]->conf->logger_stdout_level--;
+ }
+
+ if (iface->conf->bss[bss_idx]->iface[0] == '\0' &&
+ !hostapd_drv_none(iface->bss[bss_idx])) {
+ wpa_printf(MSG_ERROR, "Interface name not specified in %s",
+ config_fname);
+ if (new_iface)
+ hostapd_interface_deinit_free(new_iface);
+ return NULL;
+ }
+
+ return iface;
+}
+
+
+void hostapd_interface_deinit_free(struct hostapd_iface *iface)
+{
+ const struct wpa_driver_ops *driver;
+ void *drv_priv;
+
+ wpa_printf(MSG_DEBUG, "%s(%p)", __func__, iface);
+ if (iface == NULL)
+ return;
+ wpa_printf(MSG_DEBUG, "%s: num_bss=%u conf->num_bss=%u",
+ __func__, (unsigned int) iface->num_bss,
+ (unsigned int) iface->conf->num_bss);
+ driver = iface->bss[0]->driver;
+ drv_priv = iface->bss[0]->drv_priv;
+ hostapd_ubus_free_iface(iface);
+ hostapd_interface_deinit(iface);
+ wpa_printf(MSG_DEBUG, "%s: driver=%p drv_priv=%p -> hapd_deinit",
+ __func__, driver, drv_priv);
+ if (driver && driver->hapd_deinit && drv_priv) {
+ if (!iface->bss[0]->mld_first_bss)
+ driver->hapd_deinit(drv_priv);
+ hostapd_clear_drv_priv(iface->bss[0]);
+ }
+ hostapd_interface_free(iface);
+}
+
+
+static void hostapd_deinit_driver(const struct wpa_driver_ops *driver,
+ void *drv_priv,
+ struct hostapd_iface *hapd_iface)
+{
+ size_t j;
+
+ wpa_printf(MSG_DEBUG, "%s: driver=%p drv_priv=%p -> hapd_deinit",
+ __func__, driver, drv_priv);
+ if (driver && driver->hapd_deinit && drv_priv) {
+ if (!hapd_iface->bss[0]->mld_first_bss)
+ driver->hapd_deinit(drv_priv);
+ for (j = 0; j < hapd_iface->num_bss; j++) {
+ wpa_printf(MSG_DEBUG, "%s:bss[%d]->drv_priv=%p",
+ __func__, (int) j,
+ hapd_iface->bss[j]->drv_priv);
+ if (hapd_iface->bss[j]->drv_priv == drv_priv) {
+ hostapd_clear_drv_priv(hapd_iface->bss[j]);
+ hapd_iface->extended_capa = NULL;
+ hapd_iface->extended_capa_mask = NULL;
+ hapd_iface->extended_capa_len = 0;
+ }
+ }
+ }
+}
+
+
+int hostapd_enable_iface(struct hostapd_iface *hapd_iface)
+{
+ size_t j;
+
+ if (!hapd_iface)
+ return -1;
+
+ if (hapd_iface->enable_iface_cb)
+ return hapd_iface->enable_iface_cb(hapd_iface);
+
+ if (hapd_iface->bss[0]->drv_priv != NULL) {
+ wpa_printf(MSG_ERROR, "Interface %s already enabled",
+ hapd_iface->conf->bss[0]->iface);
+ return -1;
+ }
+
+ wpa_printf(MSG_DEBUG, "Enable interface %s",
+ hapd_iface->conf->bss[0]->iface);
+
+ for (j = 0; j < hapd_iface->num_bss; j++)
+ hostapd_set_security_params(hapd_iface->conf->bss[j], 1);
+ if (hostapd_config_check(hapd_iface->conf, 1) < 0) {
+ wpa_printf(MSG_INFO, "Invalid configuration - cannot enable");
+ return -1;
+ }
+
+ if (hapd_iface->interfaces == NULL ||
+ hapd_iface->interfaces->driver_init == NULL ||
+ hapd_iface->interfaces->driver_init(hapd_iface))
+ return -1;
+
+ if (hostapd_setup_interface(hapd_iface)) {
+ hostapd_deinit_driver(hapd_iface->bss[0]->driver,
+ hapd_iface->bss[0]->drv_priv,
+ hapd_iface);
+ return -1;
+ }
+
+ return 0;
+}
+
+
+int hostapd_reload_iface(struct hostapd_iface *hapd_iface)
+{
+ size_t j;
+
+ wpa_printf(MSG_DEBUG, "Reload interface %s",
+ hapd_iface->conf->bss[0]->iface);
+ for (j = 0; j < hapd_iface->num_bss; j++)
+ hostapd_set_security_params(hapd_iface->conf->bss[j], 1);
+ if (hostapd_config_check(hapd_iface->conf, 1) < 0) {
+ wpa_printf(MSG_ERROR, "Updated configuration is invalid");
+ return -1;
+ }
+ hostapd_clear_old(hapd_iface);
+ for (j = 0; j < hapd_iface->num_bss; j++)
+ hostapd_reload_bss(hapd_iface->bss[j]);
+
+ return 0;
+}
+
+
+int hostapd_reload_bss_only(struct hostapd_data *bss)
+{
+
+ wpa_printf(MSG_DEBUG, "Reload BSS %s", bss->conf->iface);
+ hostapd_set_security_params(bss->conf, 1);
+ if (hostapd_config_check(bss->iconf, 1) < 0) {
+ wpa_printf(MSG_ERROR, "Updated BSS configuration is invalid");
+ return -1;
+ }
+ hostapd_clear_old_bss(bss);
+ hostapd_reload_bss(bss);
+ return 0;
+}
+
+
+int hostapd_disable_iface(struct hostapd_iface *hapd_iface)
+{
+ size_t j;
+ const struct wpa_driver_ops *driver;
+ void *drv_priv;
+
+ if (hapd_iface == NULL)
+ return -1;
+
+ if (hapd_iface->disable_iface_cb)
+ return hapd_iface->disable_iface_cb(hapd_iface);
+
+ if (hapd_iface->bss[0]->drv_priv == NULL) {
+ wpa_printf(MSG_INFO, "Interface %s already disabled",
+ hapd_iface->conf->bss[0]->iface);
+ return -1;
+ }
+
+ wpa_msg(hapd_iface->bss[0]->msg_ctx, MSG_INFO, AP_EVENT_DISABLED);
+ driver = hapd_iface->bss[0]->driver;
+ drv_priv = hapd_iface->bss[0]->drv_priv;
+
+ hapd_iface->driver_ap_teardown =
+ !!(hapd_iface->drv_flags &
+ WPA_DRIVER_FLAGS_AP_TEARDOWN_SUPPORT);
+
+#ifdef NEED_AP_MLME
+ for (j = 0; j < hapd_iface->num_bss; j++)
+ hostapd_cleanup_cs_params(hapd_iface->bss[j]);
+#endif /* NEED_AP_MLME */
+
+ /* same as hostapd_interface_deinit without deinitializing ctrl-iface */
+ for (j = 0; j < hapd_iface->num_bss; j++) {
+ struct hostapd_data *hapd = hapd_iface->bss[j];
+ hostapd_bss_deinit_no_free(hapd);
+ hostapd_free_hapd_data(hapd);
+ }
+
+ hostapd_deinit_driver(driver, drv_priv, hapd_iface);
+
+ /* From hostapd_cleanup_iface: These were initialized in
+ * hostapd_setup_interface and hostapd_setup_interface_complete
+ */
+ hostapd_cleanup_iface_partial(hapd_iface);
+
+ wpa_printf(MSG_DEBUG, "Interface %s disabled",
+ hapd_iface->bss[0]->conf->iface);
+ hostapd_set_state(hapd_iface, HAPD_IFACE_DISABLED);
+ return 0;
+}
+
+
+static struct hostapd_iface *
+hostapd_iface_alloc(struct hapd_interfaces *interfaces)
+{
+ struct hostapd_iface **iface, *hapd_iface;
+
+ iface = os_realloc_array(interfaces->iface, interfaces->count + 1,
+ sizeof(struct hostapd_iface *));
+ if (iface == NULL)
+ return NULL;
+ interfaces->iface = iface;
+ hapd_iface = interfaces->iface[interfaces->count] =
+ hostapd_alloc_iface();
+ if (hapd_iface == NULL) {
+ wpa_printf(MSG_ERROR, "%s: Failed to allocate memory for "
+ "the interface", __func__);
+ return NULL;
+ }
+ interfaces->count++;
+ hapd_iface->interfaces = interfaces;
+
+ return hapd_iface;
+}
+
+
+static struct hostapd_config *
+hostapd_config_alloc(struct hapd_interfaces *interfaces, const char *ifname,
+ const char *ctrl_iface, const char *driver)
+{
+ struct hostapd_bss_config *bss;
+ struct hostapd_config *conf;
+
+ /* Allocates memory for bss and conf */
+ conf = hostapd_config_defaults();
+ if (conf == NULL) {
+ wpa_printf(MSG_ERROR, "%s: Failed to allocate memory for "
+ "configuration", __func__);
+ return NULL;
+ }
+
+ if (driver) {
+ int j;
+
+ for (j = 0; wpa_drivers[j]; j++) {
+ if (os_strcmp(driver, wpa_drivers[j]->name) == 0) {
+ conf->driver = wpa_drivers[j];
+ goto skip;
+ }
+ }
+
+ wpa_printf(MSG_ERROR,
+ "Invalid/unknown driver '%s' - registering the default driver",
+ driver);
+ }
+
+ conf->driver = wpa_drivers[0];
+ if (conf->driver == NULL) {
+ wpa_printf(MSG_ERROR, "No driver wrappers registered!");
+ hostapd_config_free(conf);
+ return NULL;
+ }
+
+skip:
+ bss = conf->last_bss = conf->bss[0];
+
+ os_strlcpy(bss->iface, ifname, sizeof(bss->iface));
+ bss->ctrl_interface = os_strdup(ctrl_iface);
+ if (bss->ctrl_interface == NULL) {
+ hostapd_config_free(conf);
+ return NULL;
+ }
+
+ /* Reading configuration file skipped, will be done in SET!
+ * From reading the configuration till the end has to be done in
+ * SET
+ */
+ return conf;
+}
+
+
+static int hostapd_data_alloc(struct hostapd_iface *hapd_iface,
+ struct hostapd_config *conf)
+{
+ size_t i;
+ struct hostapd_data *hapd;
+
+ hapd_iface->bss = os_calloc(conf->num_bss,
+ sizeof(struct hostapd_data *));
+ if (hapd_iface->bss == NULL)
+ return -1;
+
+ for (i = 0; i < conf->num_bss; i++) {
+ hapd = hapd_iface->bss[i] =
+ hostapd_alloc_bss_data(hapd_iface, conf, conf->bss[i]);
+ if (hapd == NULL) {
+ while (i > 0) {
+ i--;
+ os_free(hapd_iface->bss[i]);
+ hapd_iface->bss[i] = NULL;
+ }
+ os_free(hapd_iface->bss);
+ hapd_iface->bss = NULL;
+ return -1;
+ }
+ hapd->msg_ctx = hapd;
+ }
+
+ hapd_iface->conf = conf;
+ hapd_iface->num_bss = conf->num_bss;
+
+ return 0;
+}
+
+
+int hostapd_add_iface(struct hapd_interfaces *interfaces, char *buf)
+{
+ struct hostapd_config *conf = NULL;
+ struct hostapd_iface *hapd_iface = NULL, *new_iface = NULL;
+ struct hostapd_data *hapd;
+ char *ptr;
+ size_t i, j;
+ const char *conf_file = NULL, *phy_name = NULL;
+
+ if (os_strncmp(buf, "bss_config=", 11) == 0) {
+ char *pos;
+ phy_name = buf + 11;
+ pos = os_strchr(phy_name, ':');
+ if (!pos)
+ return -1;
+ *pos++ = '\0';
+ conf_file = pos;
+ if (!os_strlen(conf_file))
+ return -1;
+
+ hapd_iface = hostapd_interface_init_bss(interfaces, phy_name,
+ conf_file, 0);
+ if (!hapd_iface)
+ return -1;
+ for (j = 0; j < interfaces->count; j++) {
+ if (interfaces->iface[j] == hapd_iface)
+ break;
+ }
+ if (j == interfaces->count) {
+ struct hostapd_iface **tmp;
+ tmp = os_realloc_array(interfaces->iface,
+ interfaces->count + 1,
+ sizeof(struct hostapd_iface *));
+ if (!tmp) {
+ hostapd_interface_deinit_free(hapd_iface);
+ return -1;
+ }
+ interfaces->iface = tmp;
+ interfaces->iface[interfaces->count++] = hapd_iface;
+ new_iface = hapd_iface;
+ }
+
+ if (new_iface) {
+ if (interfaces->driver_init(hapd_iface))
+ goto fail;
+
+ if (hostapd_setup_interface(hapd_iface)) {
+ hostapd_deinit_driver(
+ hapd_iface->bss[0]->driver,
+ hapd_iface->bss[0]->drv_priv,
+ hapd_iface);
+ goto fail;
+ }
+ } else {
+ /* Assign new BSS with bss[0]'s driver info */
+ hapd = hapd_iface->bss[hapd_iface->num_bss - 1];
+ hapd->driver = hapd_iface->bss[0]->driver;
+ hapd->drv_priv = hapd_iface->bss[0]->drv_priv;
+ os_memcpy(hapd->own_addr, hapd_iface->bss[0]->own_addr,
+ ETH_ALEN);
+
+ if (start_ctrl_iface_bss(hapd) < 0 ||
+ (hapd_iface->state == HAPD_IFACE_ENABLED &&
+ hostapd_setup_bss(hapd, -1, true))) {
+ hostapd_cleanup(hapd);
+ hapd_iface->bss[hapd_iface->num_bss - 1] = NULL;
+ hapd_iface->conf->num_bss--;
+ hapd_iface->num_bss--;
+ wpa_printf(MSG_DEBUG, "%s: free hapd %p %s",
+ __func__, hapd, hapd->conf->iface);
+ hostapd_config_free_bss(hapd->conf);
+ hapd->conf = NULL;
+ os_free(hapd);
+ return -1;
+ }
+ }
+ hostapd_owe_update_trans(hapd_iface);
+ return 0;
+ }
+
+ ptr = os_strchr(buf, ' ');
+ if (ptr == NULL)
+ return -1;
+ *ptr++ = '\0';
+
+ if (os_strncmp(ptr, "config=", 7) == 0)
+ conf_file = ptr + 7;
+
+ for (i = 0; i < interfaces->count; i++) {
+ bool mld_ap = false;
+
+#ifdef CONFIG_IEEE80211BE
+ mld_ap = interfaces->iface[i]->conf->bss[0]->mld_ap;
+#endif /* CONFIG_IEEE80211BE */
+
+ if (!os_strcmp(interfaces->iface[i]->conf->bss[0]->iface,
+ buf) && !mld_ap) {
+ wpa_printf(MSG_INFO, "Cannot add interface - it "
+ "already exists");
+ return -1;
+ }
+ }
+
+ hapd_iface = hostapd_iface_alloc(interfaces);
+ if (hapd_iface == NULL) {
+ wpa_printf(MSG_ERROR, "%s: Failed to allocate memory "
+ "for interface", __func__);
+ goto fail;
+ }
+ new_iface = hapd_iface;
+
+ if (conf_file && interfaces->config_read_cb) {
+ conf = interfaces->config_read_cb(conf_file);
+ if (conf && conf->bss)
+ os_strlcpy(conf->bss[0]->iface, buf,
+ sizeof(conf->bss[0]->iface));
+ } else {
+ char *driver = os_strchr(ptr, ' ');
+
+ if (driver)
+ *driver++ = '\0';
+ conf = hostapd_config_alloc(interfaces, buf, ptr, driver);
+ }
+
+ if (conf == NULL || conf->bss == NULL) {
+ wpa_printf(MSG_ERROR, "%s: Failed to allocate memory "
+ "for configuration", __func__);
+ goto fail;
+ }
+
+ if (hostapd_data_alloc(hapd_iface, conf) < 0) {
+ wpa_printf(MSG_ERROR, "%s: Failed to allocate memory "
+ "for hostapd", __func__);
+ goto fail;
+ }
+ conf = NULL;
+
+ if (start_ctrl_iface(hapd_iface) < 0)
+ goto fail;
+
+ wpa_printf(MSG_INFO, "Add interface '%s'",
+ hapd_iface->conf->bss[0]->iface);
+
+ return 0;
+
+fail:
+ if (conf)
+ hostapd_config_free(conf);
+ if (hapd_iface) {
+ if (hapd_iface->bss) {
+ for (i = 0; i < hapd_iface->num_bss; i++) {
+ hapd = hapd_iface->bss[i];
+ if (!hapd)
+ continue;
+ if (hapd_iface->interfaces &&
+ hapd_iface->interfaces->ctrl_iface_deinit)
+ hapd_iface->interfaces->
+ ctrl_iface_deinit(hapd);
+ wpa_printf(MSG_DEBUG, "%s: free hapd %p (%s)",
+ __func__, hapd_iface->bss[i],
+ hapd->conf->iface);
+ hostapd_cleanup(hapd);
+ os_free(hapd);
+ hapd_iface->bss[i] = NULL;
+ }
+ os_free(hapd_iface->bss);
+ hapd_iface->bss = NULL;
+ }
+ if (new_iface) {
+ interfaces->count--;
+ interfaces->iface[interfaces->count] = NULL;
+ }
+ hostapd_cleanup_iface(hapd_iface);
+ }
+ return -1;
+}
+
+
+static int hostapd_remove_bss(struct hostapd_iface *iface, unsigned int idx)
+{
+ size_t i;
+
+ wpa_printf(MSG_INFO, "Remove BSS '%s'", iface->conf->bss[idx]->iface);
+
+ /* Remove hostapd_data only if it has already been initialized */
+ if (idx < iface->num_bss) {
+ struct hostapd_data *hapd = iface->bss[idx];
+
+ hostapd_bss_deinit(hapd);
+ wpa_printf(MSG_DEBUG, "%s: free hapd %p (%s)",
+ __func__, hapd, hapd->conf->iface);
+ hostapd_config_free_bss(hapd->conf);
+ hapd->conf = NULL;
+ os_free(hapd);
+
+ iface->num_bss--;
+
+ for (i = idx; i < iface->num_bss; i++)
+ iface->bss[i] = iface->bss[i + 1];
+ } else {
+ hostapd_config_free_bss(iface->conf->bss[idx]);
+ iface->conf->bss[idx] = NULL;
+ }
+
+ iface->conf->num_bss--;
+ for (i = idx; i < iface->conf->num_bss; i++)
+ iface->conf->bss[i] = iface->conf->bss[i + 1];
+
+ return 0;
+}
+
+
+int hostapd_remove_iface(struct hapd_interfaces *interfaces, char *buf)
+{
+ struct hostapd_iface *hapd_iface;
+ size_t i, j, k = 0;
+
+ for (i = 0; i < interfaces->count; i++) {
+ hapd_iface = interfaces->iface[i];
+ if (hapd_iface == NULL)
+ return -1;
+ if (!os_strcmp(hapd_iface->conf->bss[0]->iface, buf)) {
+ wpa_printf(MSG_INFO, "Remove interface '%s'", buf);
+ hapd_iface->driver_ap_teardown =
+ !!(hapd_iface->drv_flags &
+ WPA_DRIVER_FLAGS_AP_TEARDOWN_SUPPORT);
+
+ hostapd_interface_deinit_free(hapd_iface);
+ k = i;
+ while (k < (interfaces->count - 1)) {
+ interfaces->iface[k] =
+ interfaces->iface[k + 1];
+ k++;
+ }
+ interfaces->count--;
+ return 0;
+ }
+
+ for (j = 0; j < hapd_iface->conf->num_bss; j++) {
+ if (!os_strcmp(hapd_iface->conf->bss[j]->iface, buf)) {
+ hapd_iface->driver_ap_teardown =
+ !(hapd_iface->drv_flags &
+ WPA_DRIVER_FLAGS_AP_TEARDOWN_SUPPORT);
+ return hostapd_remove_bss(hapd_iface, j);
+ }
+ }
+ }
+ return -1;
+}
+
+
+/**
+ * hostapd_new_assoc_sta - Notify that a new station associated with the AP
+ * @hapd: Pointer to BSS data
+ * @sta: Pointer to the associated STA data
+ * @reassoc: 1 to indicate this was a re-association; 0 = first association
+ *
+ * This function will be called whenever a station associates with the AP. It
+ * can be called from ieee802_11.c for drivers that export MLME to hostapd and
+ * from drv_callbacks.c based on driver events for drivers that take care of
+ * management frames (IEEE 802.11 authentication and association) internally.
+ */
+void hostapd_new_assoc_sta(struct hostapd_data *hapd, struct sta_info *sta,
+ int reassoc)
+{
+ if (hapd->tkip_countermeasures) {
+ hostapd_drv_sta_deauth(hapd, sta->addr,
+ WLAN_REASON_MICHAEL_MIC_FAILURE);
+ return;
+ }
+
+#ifdef CONFIG_IEEE80211BE
+ if (hapd->conf->mld_ap && sta->mld_info.mld_sta &&
+ sta->mld_assoc_link_id != hapd->mld_link_id)
+ return;
+#endif /* CONFIG_IEEE80211BE */
+
+ ap_sta_clear_disconnect_timeouts(hapd, sta);
+ sta->post_csa_sa_query = 0;
+
+#ifdef CONFIG_P2P
+ if (sta->p2p_ie == NULL && !sta->no_p2p_set) {
+ sta->no_p2p_set = 1;
+ hapd->num_sta_no_p2p++;
+ if (hapd->num_sta_no_p2p == 1)
+ hostapd_p2p_non_p2p_sta_connected(hapd);
+ }
+#endif /* CONFIG_P2P */
+
+ airtime_policy_new_sta(hapd, sta);
+
+ /* Start accounting here, if IEEE 802.1X and WPA are not used.
+ * IEEE 802.1X/WPA code will start accounting after the station has
+ * been authorized. */
+ if (!hapd->conf->ieee802_1x && !hapd->conf->wpa && !hapd->conf->osen) {
+ ap_sta_set_authorized(hapd, sta, 1);
+ os_get_reltime(&sta->connected_time);
+ accounting_sta_start(hapd, sta);
+ }
+
+ /* Start IEEE 802.1X authentication process for new stations */
+ ieee802_1x_new_station(hapd, sta);
+ if (reassoc) {
+ if (sta->auth_alg != WLAN_AUTH_FT &&
+ sta->auth_alg != WLAN_AUTH_FILS_SK &&
+ sta->auth_alg != WLAN_AUTH_FILS_SK_PFS &&
+ sta->auth_alg != WLAN_AUTH_FILS_PK &&
+ !(sta->flags & (WLAN_STA_WPS | WLAN_STA_MAYBE_WPS)))
+ wpa_auth_sm_event(sta->wpa_sm, WPA_REAUTH);
+ } else
+ wpa_auth_sta_associated(hapd->wpa_auth, sta->wpa_sm);
+
+ if (hapd->iface->drv_flags & WPA_DRIVER_FLAGS_WIRED) {
+ if (eloop_cancel_timeout(ap_handle_timer, hapd, sta) > 0) {
+ wpa_printf(MSG_DEBUG,
+ "%s: %s: canceled wired ap_handle_timer timeout for "
+ MACSTR,
+ hapd->conf->iface, __func__,
+ MAC2STR(sta->addr));
+ }
+ } else if (!(hapd->iface->drv_flags &
+ WPA_DRIVER_FLAGS_INACTIVITY_TIMER)) {
+ wpa_printf(MSG_DEBUG,
+ "%s: %s: reschedule ap_handle_timer timeout for "
+ MACSTR " (%d seconds - ap_max_inactivity)",
+ hapd->conf->iface, __func__, MAC2STR(sta->addr),
+ hapd->conf->ap_max_inactivity);
+ eloop_cancel_timeout(ap_handle_timer, hapd, sta);
+ eloop_register_timeout(hapd->conf->ap_max_inactivity, 0,
+ ap_handle_timer, hapd, sta);
+ }
+
+#ifdef CONFIG_MACSEC
+ if (hapd->conf->wpa_key_mgmt == WPA_KEY_MGMT_NONE &&
+ hapd->conf->mka_psk_set)
+ ieee802_1x_create_preshared_mka_hapd(hapd, sta);
+ else
+ ieee802_1x_alloc_kay_sm_hapd(hapd, sta);
+#endif /* CONFIG_MACSEC */
+}
+
+
+const char * hostapd_state_text(enum hostapd_iface_state s)
+{
+ switch (s) {
+ case HAPD_IFACE_UNINITIALIZED:
+ return "UNINITIALIZED";
+ case HAPD_IFACE_DISABLED:
+ return "DISABLED";
+ case HAPD_IFACE_COUNTRY_UPDATE:
+ return "COUNTRY_UPDATE";
+ case HAPD_IFACE_ACS:
+ return "ACS";
+ case HAPD_IFACE_HT_SCAN:
+ return "HT_SCAN";
+ case HAPD_IFACE_DFS:
+ return "DFS";
+ case HAPD_IFACE_ENABLED:
+ return "ENABLED";
+ case HAPD_IFACE_NO_IR:
+ return "NO_IR";
+ }
+
+ return "UNKNOWN";
+}
+
+
+void hostapd_set_state(struct hostapd_iface *iface, enum hostapd_iface_state s)
+{
+ wpa_printf(MSG_INFO, "%s: interface state %s->%s",
+ iface->conf ? iface->conf->bss[0]->iface : "N/A",
+ hostapd_state_text(iface->state), hostapd_state_text(s));
+ iface->state = s;
+}
+
+
+int hostapd_csa_in_progress(struct hostapd_iface *iface)
+{
+ unsigned int i;
+
+ for (i = 0; i < iface->num_bss; i++)
+ if (iface->bss[i]->csa_in_progress)
+ return 1;
+ return 0;
+}
+
+
+#ifdef NEED_AP_MLME
+
+static void free_beacon_data(struct beacon_data *beacon)
+{
+ os_free(beacon->head);
+ beacon->head = NULL;
+ os_free(beacon->tail);
+ beacon->tail = NULL;
+ os_free(beacon->probe_resp);
+ beacon->probe_resp = NULL;
+ os_free(beacon->beacon_ies);
+ beacon->beacon_ies = NULL;
+ os_free(beacon->proberesp_ies);
+ beacon->proberesp_ies = NULL;
+ os_free(beacon->assocresp_ies);
+ beacon->assocresp_ies = NULL;
+}
+
+
+static int hostapd_build_beacon_data(struct hostapd_data *hapd,
+ struct beacon_data *beacon)
+{
+ struct wpabuf *beacon_extra, *proberesp_extra, *assocresp_extra;
+ struct wpa_driver_ap_params params;
+ int ret;
+
+ os_memset(beacon, 0, sizeof(*beacon));
+ ret = ieee802_11_build_ap_params(hapd, ¶ms);
+ if (ret < 0)
+ return ret;
+
+ ret = hostapd_build_ap_extra_ies(hapd, &beacon_extra,
+ &proberesp_extra,
+ &assocresp_extra);
+ if (ret)
+ goto free_ap_params;
+
+ ret = -1;
+ beacon->head = os_memdup(params.head, params.head_len);
+ if (!beacon->head)
+ goto free_ap_extra_ies;
+
+ beacon->head_len = params.head_len;
+
+ beacon->tail = os_memdup(params.tail, params.tail_len);
+ if (!beacon->tail)
+ goto free_beacon;
+
+ beacon->tail_len = params.tail_len;
+
+ if (params.proberesp != NULL) {
+ beacon->probe_resp = os_memdup(params.proberesp,
+ params.proberesp_len);
+ if (!beacon->probe_resp)
+ goto free_beacon;
+
+ beacon->probe_resp_len = params.proberesp_len;
+ }
+
+ /* copy the extra ies */
+ if (beacon_extra) {
+ beacon->beacon_ies = os_memdup(beacon_extra->buf,
+ wpabuf_len(beacon_extra));
+ if (!beacon->beacon_ies)
+ goto free_beacon;
+
+ beacon->beacon_ies_len = wpabuf_len(beacon_extra);
+ }
+
+ if (proberesp_extra) {
+ beacon->proberesp_ies = os_memdup(proberesp_extra->buf,
+ wpabuf_len(proberesp_extra));
+ if (!beacon->proberesp_ies)
+ goto free_beacon;
+
+ beacon->proberesp_ies_len = wpabuf_len(proberesp_extra);
+ }
+
+ if (assocresp_extra) {
+ beacon->assocresp_ies = os_memdup(assocresp_extra->buf,
+ wpabuf_len(assocresp_extra));
+ if (!beacon->assocresp_ies)
+ goto free_beacon;
+
+ beacon->assocresp_ies_len = wpabuf_len(assocresp_extra);
+ }
+
+ ret = 0;
+free_beacon:
+ /* if the function fails, the caller should not free beacon data */
+ if (ret)
+ free_beacon_data(beacon);
+
+free_ap_extra_ies:
+ hostapd_free_ap_extra_ies(hapd, beacon_extra, proberesp_extra,
+ assocresp_extra);
+free_ap_params:
+ ieee802_11_free_ap_params(¶ms);
+ return ret;
+}
+
+
+/*
+ * TODO: This flow currently supports only changing channel and width within
+ * the same hw_mode. Any other changes to MAC parameters or provided settings
+ * are not supported.
+ */
+static int hostapd_change_config_freq(struct hostapd_data *hapd,
+ struct hostapd_config *conf,
+ struct hostapd_freq_params *params,
+ struct hostapd_freq_params *old_params)
+{
+ int channel;
+ u8 seg0 = 0, seg1 = 0;
+ struct hostapd_hw_modes *mode;
+
+ if (!params->channel) {
+ /* check if the new channel is supported by hw */
+ params->channel = hostapd_hw_get_channel(hapd, params->freq);
+ }
+
+ channel = params->channel;
+ if (!channel)
+ return -1;
+
+ hostapd_determine_mode(hapd->iface);
+ mode = hapd->iface->current_mode;
+
+ /* if a pointer to old_params is provided we save previous state */
+ if (old_params &&
+ hostapd_set_freq_params(old_params, conf->hw_mode,
+ hostapd_hw_get_freq(hapd, conf->channel),
+ conf->channel, conf->enable_edmg,
+ conf->edmg_channel, conf->ieee80211n,
+ conf->ieee80211ac, conf->ieee80211ax,
+ conf->ieee80211be, conf->secondary_channel,
+ hostapd_get_oper_chwidth(conf),
+ hostapd_get_oper_centr_freq_seg0_idx(conf),
+ hostapd_get_oper_centr_freq_seg1_idx(conf),
+ conf->vht_capab,
+ mode ? &mode->he_capab[IEEE80211_MODE_AP] :
+ NULL,
+ mode ? &mode->eht_capab[IEEE80211_MODE_AP] :
+ NULL))
+ return -1;
+
+ switch (params->bandwidth) {
+ case 0:
+ case 20:
+ conf->ht_capab &= ~HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET;
+ break;
+ case 40:
+ case 80:
+ case 160:
+ case 320:
+ conf->ht_capab |= HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET;
+ break;
+ default:
+ return -1;
+ }
+
+ switch (params->bandwidth) {
+ case 0:
+ case 20:
+ case 40:
+ hostapd_set_oper_chwidth(conf, CONF_OPER_CHWIDTH_USE_HT);
+ break;
+ case 80:
+ if (params->center_freq2)
+ hostapd_set_oper_chwidth(conf,
+ CONF_OPER_CHWIDTH_80P80MHZ);
+ else
+ hostapd_set_oper_chwidth(conf,
+ CONF_OPER_CHWIDTH_80MHZ);
+ break;
+ case 160:
+ hostapd_set_oper_chwidth(conf, CONF_OPER_CHWIDTH_160MHZ);
+ break;
+ case 320:
+ hostapd_set_oper_chwidth(conf, CONF_OPER_CHWIDTH_320MHZ);
+ break;
+ default:
+ return -1;
+ }
+
+ conf->channel = channel;
+ conf->ieee80211n = params->ht_enabled;
+ conf->ieee80211ac = params->vht_enabled;
+ conf->secondary_channel = params->sec_channel_offset;
+ ieee80211_freq_to_chan(params->center_freq1,
+ &seg0);
+ ieee80211_freq_to_chan(params->center_freq2,
+ &seg1);
+ hostapd_set_oper_centr_freq_seg0_idx(conf, seg0);
+ hostapd_set_oper_centr_freq_seg1_idx(conf, seg1);
+
+ /* TODO: maybe call here hostapd_config_check here? */
+
+ return 0;
+}
+
+
+static int hostapd_fill_csa_settings(struct hostapd_data *hapd,
+ struct csa_settings *settings)
+{
+ struct hostapd_iface *iface = hapd->iface;
+ struct hostapd_freq_params old_freq;
+ int ret;
+#ifdef CONFIG_IEEE80211BE
+ u16 old_punct_bitmap;
+#endif /* CONFIG_IEEE80211BE */
+ u8 chan, bandwidth;
+
+ os_memset(&old_freq, 0, sizeof(old_freq));
+ if (!iface || !iface->freq || hapd->csa_in_progress)
+ return -1;
+
+ switch (settings->freq_params.bandwidth) {
+ case 80:
+ if (settings->freq_params.center_freq2)
+ bandwidth = CONF_OPER_CHWIDTH_80P80MHZ;
+ else
+ bandwidth = CONF_OPER_CHWIDTH_80MHZ;
+ break;
+ case 160:
+ bandwidth = CONF_OPER_CHWIDTH_160MHZ;
+ break;
+ case 320:
+ bandwidth = CONF_OPER_CHWIDTH_320MHZ;
+ break;
+ default:
+ bandwidth = CONF_OPER_CHWIDTH_USE_HT;
+ break;
+ }
+
+ if (ieee80211_freq_to_channel_ext(
+ settings->freq_params.freq,
+ settings->freq_params.sec_channel_offset,
+ bandwidth,
+ &hapd->iface->cs_oper_class,
+ &chan) == NUM_HOSTAPD_MODES) {
+ wpa_printf(MSG_DEBUG,
+ "invalid frequency for channel switch (freq=%d, sec_channel_offset=%d, vht_enabled=%d, he_enabled=%d, eht_enabled=%d)",
+ settings->freq_params.freq,
+ settings->freq_params.sec_channel_offset,
+ settings->freq_params.vht_enabled,
+ settings->freq_params.he_enabled,
+ settings->freq_params.eht_enabled);
+ return -1;
+ }
+
+ settings->freq_params.channel = chan;
+
+ ret = hostapd_change_config_freq(iface->bss[0], iface->conf,
+ &settings->freq_params,
+ &old_freq);
+ if (ret)
+ return ret;
+
+#ifdef CONFIG_IEEE80211BE
+ old_punct_bitmap = iface->conf->punct_bitmap;
+ iface->conf->punct_bitmap = settings->punct_bitmap;
+#endif /* CONFIG_IEEE80211BE */
+ ret = hostapd_build_beacon_data(hapd, &settings->beacon_after);
+
+ /* change back the configuration */
+#ifdef CONFIG_IEEE80211BE
+ iface->conf->punct_bitmap = old_punct_bitmap;
+#endif /* CONFIG_IEEE80211BE */
+ hostapd_change_config_freq(iface->bss[0], iface->conf,
+ &old_freq, NULL);
+
+ if (ret)
+ return ret;
+
+ /* set channel switch parameters for csa ie */
+ hapd->cs_freq_params = settings->freq_params;
+ hapd->cs_count = settings->cs_count;
+ hapd->cs_block_tx = settings->block_tx;
+
+ ret = hostapd_build_beacon_data(hapd, &settings->beacon_csa);
+ if (ret) {
+ free_beacon_data(&settings->beacon_after);
+ return ret;
+ }
+
+ settings->counter_offset_beacon[0] = hapd->cs_c_off_beacon;
+ settings->counter_offset_presp[0] = hapd->cs_c_off_proberesp;
+ settings->counter_offset_beacon[1] = hapd->cs_c_off_ecsa_beacon;
+ settings->counter_offset_presp[1] = hapd->cs_c_off_ecsa_proberesp;
+
+ return 0;
+}
+
+
+void hostapd_cleanup_cs_params(struct hostapd_data *hapd)
+{
+ os_memset(&hapd->cs_freq_params, 0, sizeof(hapd->cs_freq_params));
+ hapd->cs_count = 0;
+ hapd->cs_block_tx = 0;
+ hapd->cs_c_off_beacon = 0;
+ hapd->cs_c_off_proberesp = 0;
+ hapd->csa_in_progress = 0;
+ hapd->cs_c_off_ecsa_beacon = 0;
+ hapd->cs_c_off_ecsa_proberesp = 0;
+}
+
+
+void hostapd_chan_switch_config(struct hostapd_data *hapd,
+ struct hostapd_freq_params *freq_params)
+{
+ if (freq_params->eht_enabled)
+ hapd->iconf->ch_switch_eht_config |= CH_SWITCH_EHT_ENABLED;
+ else
+ hapd->iconf->ch_switch_eht_config |= CH_SWITCH_EHT_DISABLED;
+
+ if (freq_params->he_enabled)
+ hapd->iconf->ch_switch_he_config |= CH_SWITCH_HE_ENABLED;
+ else
+ hapd->iconf->ch_switch_he_config |= CH_SWITCH_HE_DISABLED;
+
+ if (freq_params->vht_enabled)
+ hapd->iconf->ch_switch_vht_config |= CH_SWITCH_VHT_ENABLED;
+ else
+ hapd->iconf->ch_switch_vht_config |= CH_SWITCH_VHT_DISABLED;
+
+ hostapd_logger(hapd, NULL, HOSTAPD_MODULE_IEEE80211,
+ HOSTAPD_LEVEL_INFO,
+ "CHAN_SWITCH EHT config 0x%x HE config 0x%x VHT config 0x%x",
+ hapd->iconf->ch_switch_eht_config,
+ hapd->iconf->ch_switch_he_config,
+ hapd->iconf->ch_switch_vht_config);
+}
+
+
+int hostapd_switch_channel(struct hostapd_data *hapd,
+ struct csa_settings *settings)
+{
+ int ret;
+
+ if (!(hapd->iface->drv_flags & WPA_DRIVER_FLAGS_AP_CSA)) {
+ wpa_printf(MSG_INFO, "CSA is not supported");
+ return -1;
+ }
+
+ ret = hostapd_fill_csa_settings(hapd, settings);
+ if (ret)
+ return ret;
+
+ ret = hostapd_drv_switch_channel(hapd, settings);
+ free_beacon_data(&settings->beacon_csa);
+ free_beacon_data(&settings->beacon_after);
+
+ if (ret) {
+ /* if we failed, clean cs parameters */
+ hostapd_cleanup_cs_params(hapd);
+ return ret;
+ }
+
+ hapd->csa_in_progress = 1;
+ return 0;
+}
+
+
+void
+hostapd_switch_channel_fallback(struct hostapd_iface *iface,
+ const struct hostapd_freq_params *freq_params)
+{
+ int seg0_idx = 0, seg1_idx = 0;
+ enum oper_chan_width bw = CONF_OPER_CHWIDTH_USE_HT;
+
+ wpa_printf(MSG_DEBUG, "Restarting all CSA-related BSSes");
+
+ if (freq_params->center_freq1)
+ seg0_idx = 36 + (freq_params->center_freq1 - 5180) / 5;
+ if (freq_params->center_freq2)
+ seg1_idx = 36 + (freq_params->center_freq2 - 5180) / 5;
+
+ switch (freq_params->bandwidth) {
+ case 0:
+ case 20:
+ case 40:
+ bw = CONF_OPER_CHWIDTH_USE_HT;
+ break;
+ case 80:
+ if (freq_params->center_freq2)
+ bw = CONF_OPER_CHWIDTH_80P80MHZ;
+ else
+ bw = CONF_OPER_CHWIDTH_80MHZ;
+ break;
+ case 160:
+ bw = CONF_OPER_CHWIDTH_160MHZ;
+ break;
+ case 320:
+ bw = CONF_OPER_CHWIDTH_320MHZ;
+ break;
+ default:
+ wpa_printf(MSG_WARNING, "Unknown CSA bandwidth: %d",
+ freq_params->bandwidth);
+ break;
+ }
+
+ iface->freq = freq_params->freq;
+ iface->conf->channel = freq_params->channel;
+ iface->conf->secondary_channel = freq_params->sec_channel_offset;
+ hostapd_set_oper_centr_freq_seg0_idx(iface->conf, seg0_idx);
+ hostapd_set_oper_centr_freq_seg1_idx(iface->conf, seg1_idx);
+ hostapd_set_oper_chwidth(iface->conf, bw);
+ iface->conf->ieee80211n = freq_params->ht_enabled;
+ iface->conf->ieee80211ac = freq_params->vht_enabled;
+ iface->conf->ieee80211ax = freq_params->he_enabled;
+ iface->conf->ieee80211be = freq_params->eht_enabled;
+
+ /*
+ * cs_params must not be cleared earlier because the freq_params
+ * argument may actually point to one of these.
+ * These params will be cleared during interface disable below.
+ */
+ hostapd_disable_iface(iface);
+ hostapd_enable_iface(iface);
+}
+
+
+#ifdef CONFIG_IEEE80211AX
+
+void hostapd_cleanup_cca_params(struct hostapd_data *hapd)
+{
+ hapd->cca_count = 0;
+ hapd->cca_color = 0;
+ hapd->cca_c_off_beacon = 0;
+ hapd->cca_c_off_proberesp = 0;
+ hapd->cca_in_progress = false;
+}
+
+
+static int hostapd_fill_cca_settings(struct hostapd_data *hapd,
+ struct cca_settings *settings)
+{
+ struct hostapd_iface *iface = hapd->iface;
+ u8 old_color;
+ int ret;
+
+ if (!iface || iface->conf->he_op.he_bss_color_disabled)
+ return -1;
+
+ old_color = iface->conf->he_op.he_bss_color;
+ iface->conf->he_op.he_bss_color = hapd->cca_color;
+ ret = hostapd_build_beacon_data(hapd, &settings->beacon_after);
+ if (ret)
+ return ret;
+
+ iface->conf->he_op.he_bss_color = old_color;
+
+ settings->cca_count = hapd->cca_count;
+ settings->cca_color = hapd->cca_color,
+ hapd->cca_in_progress = true;
+
+ ret = hostapd_build_beacon_data(hapd, &settings->beacon_cca);
+ if (ret) {
+ free_beacon_data(&settings->beacon_after);
+ return ret;
+ }
+
+ settings->counter_offset_beacon = hapd->cca_c_off_beacon;
+ settings->counter_offset_presp = hapd->cca_c_off_proberesp;
+
+ return 0;
+}
+
+
+static void hostapd_switch_color_timeout_handler(void *eloop_data,
+ void *user_ctx)
+{
+ struct hostapd_data *hapd = (struct hostapd_data *) eloop_data;
+ os_time_t delta_t;
+ unsigned int b;
+ int i, r;
+
+ /* CCA can be triggered once the handler constantly receives
+ * color collision events to for at least
+ * DOT11BSS_COLOR_COLLISION_AP_PERIOD (50 s by default). */
+ delta_t = hapd->last_color_collision.sec -
+ hapd->first_color_collision.sec;
+ if (delta_t < DOT11BSS_COLOR_COLLISION_AP_PERIOD)
+ return;
+
+ r = os_random() % HE_OPERATION_BSS_COLOR_MAX;
+ for (i = 0; i < HE_OPERATION_BSS_COLOR_MAX; i++) {
+ if (r && !(hapd->color_collision_bitmap & (1ULL << r)))
+ break;
+
+ r = (r + 1) % HE_OPERATION_BSS_COLOR_MAX;
+ }
+
+ if (i == HE_OPERATION_BSS_COLOR_MAX) {
+ /* There are no free colors so turn BSS coloring off */
+ wpa_printf(MSG_INFO,
+ "No free colors left, turning off BSS coloring");
+ hapd->iface->conf->he_op.he_bss_color_disabled = 1;
+ hapd->iface->conf->he_op.he_bss_color = os_random() % 63 + 1;
+ for (b = 0; b < hapd->iface->num_bss; b++)
+ ieee802_11_set_beacon(hapd->iface->bss[b]);
+ return;
+ }
+
+ for (b = 0; b < hapd->iface->num_bss; b++) {
+ struct hostapd_data *bss = hapd->iface->bss[b];
+ struct cca_settings settings;
+ int ret;
+
+ hostapd_cleanup_cca_params(bss);
+ bss->cca_color = r;
+ bss->cca_count = 10;
+
+ if (hostapd_fill_cca_settings(bss, &settings)) {
+ hostapd_cleanup_cca_params(bss);
+ continue;
+ }
+
+ ret = hostapd_drv_switch_color(bss, &settings);
+ if (ret)
+ hostapd_cleanup_cca_params(bss);
+
+ free_beacon_data(&settings.beacon_cca);
+ free_beacon_data(&settings.beacon_after);
+ }
+}
+
+
+void hostapd_switch_color(struct hostapd_data *hapd, u64 bitmap)
+{
+ struct os_reltime now;
+
+ if (hapd->cca_in_progress)
+ return;
+
+ if (os_get_reltime(&now))
+ return;
+
+ hapd->color_collision_bitmap = bitmap;
+ hapd->last_color_collision = now;
+
+ if (eloop_is_timeout_registered(hostapd_switch_color_timeout_handler,
+ hapd, NULL))
+ return;
+
+ hapd->first_color_collision = now;
+ /* 10 s window as margin for persistent color collision reporting */
+ eloop_register_timeout(DOT11BSS_COLOR_COLLISION_AP_PERIOD + 10, 0,
+ hostapd_switch_color_timeout_handler,
+ hapd, NULL);
+}
+
+#endif /* CONFIG_IEEE80211AX */
+
+#endif /* NEED_AP_MLME */
+
+
+struct hostapd_data * hostapd_get_iface(struct hapd_interfaces *interfaces,
+ const char *ifname)
+{
+ size_t i, j;
+
+ for (i = 0; i < interfaces->count; i++) {
+ struct hostapd_iface *iface = interfaces->iface[i];
+
+ for (j = 0; j < iface->num_bss; j++) {
+ struct hostapd_data *hapd = iface->bss[j];
+
+ if (os_strcmp(ifname, hapd->conf->iface) == 0)
+ return hapd;
+ }
+ }
+
+ return NULL;
+}
+
+
+#ifdef CONFIG_BSS_TRANS_IMPL
+// Periodic check of STA info and trigger BSS transition if necessary
+static void hostapd_sta_bss_transition_check(struct hostapd_data *hapd)
+{
+ struct sta_info *sta;
+ char shellBuf[100];
+ char *s;
+
+ for (sta = hapd->sta_list; sta; sta = sta->next)
+ {
+ if (sta)
+ {
+ s = shellBuf;
+ s += sprintf(s, "./etc/log/bss_tm_trigger.sh ");
+ s += sprintf(s, "%s " MACSTR, hapd->iface->phy, MAC2STR(sta->addr));
+ wpa_printf(MSG_DEBUG,
+ "hostapd_sta_bss_transition_check, shell command: %s", shellBuf);
+ system(shellBuf);
+ memset(shellBuf, 0, sizeof(shellBuf));
+ }
+ }
+}
+#endif /* CONFIG_BSS_TRANS_IMPL */
+
+
+void hostapd_periodic_iface(struct hostapd_iface *iface)
+{
+ size_t i;
+
+ ap_list_timer(iface);
+
+ for (i = 0; i < iface->num_bss; i++) {
+ struct hostapd_data *hapd = iface->bss[i];
+
+ if (!hapd->started)
+ continue;
+
+#ifndef CONFIG_NO_RADIUS
+ hostapd_acl_expire(hapd);
+#endif /* CONFIG_NO_RADIUS */
+
+#ifdef CONFIG_BSS_TRANS_IMPL
+ // Add periodic BSS transition check for connected STAs by Liangyu Chu
+ if (hapd->conf->bss_transition)
+ hostapd_sta_bss_transition_check(hapd);
+#endif /* CONFIG_BSS_TRANS_IMPL */
+ }
+}
+
+
+#ifdef CONFIG_OCV
+void hostapd_ocv_check_csa_sa_query(void *eloop_ctx, void *timeout_ctx)
+{
+ struct hostapd_data *hapd = eloop_ctx;
+ struct sta_info *sta;
+
+ wpa_printf(MSG_DEBUG, "OCV: Post-CSA SA Query initiation check");
+
+ for (sta = hapd->sta_list; sta; sta = sta->next) {
+ if (!sta->post_csa_sa_query)
+ continue;
+
+ wpa_printf(MSG_DEBUG, "OCV: OCVC STA " MACSTR
+ " did not start SA Query after CSA - disconnect",
+ MAC2STR(sta->addr));
+ ap_sta_disconnect(hapd, sta, sta->addr,
+ WLAN_REASON_PREV_AUTH_NOT_VALID);
+ }
+}
+#endif /* CONFIG_OCV */
+
+
+#ifdef CONFIG_IEEE80211BE
+struct hostapd_data * hostapd_mld_get_link_bss(struct hostapd_data *hapd,
+ u8 link_id)
+{
+ unsigned int i;
+
+ for (i = 0; i < hapd->iface->interfaces->count; i++) {
+ struct hostapd_iface *h = hapd->iface->interfaces->iface[i];
+ struct hostapd_data *h_hapd = h->bss[0];
+ struct hostapd_bss_config *hconf = h_hapd->conf;
+
+ if (!hconf->mld_ap || hconf->mld_id != hapd->conf->mld_id)
+ continue;
+
+ if (h_hapd->mld_link_id == link_id)
+ return h_hapd;
+ }
+
+ return NULL;
+}
+#endif /* CONFIG_IEEE80211BE */