text: /*
   * WPA Supplicant / Control interface (shared code for all backends)
   * Copyright (c) 2004-2020, 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_TESTING_OPTIONS
  #include <netinet/ip.h>
  #endif /* CONFIG_TESTING_OPTIONS */
  
  #include "utils/common.h"
  #include "utils/eloop.h"
  #include "utils/uuid.h"
  #include "utils/module_tests.h"
  #include "common/version.h"
  #include "common/ieee802_11_defs.h"
  #include "common/ieee802_11_common.h"
  #include "common/wpa_ctrl.h"
  #ifdef CONFIG_DPP
  #include "common/dpp.h"
  #endif /* CONFIG_DPP */
  #include "common/ptksa_cache.h"
  #include "crypto/tls.h"
  #include "ap/hostapd.h"
  #include "eap_peer/eap.h"
  #include "eapol_supp/eapol_supp_sm.h"
  #include "rsn_supp/wpa.h"
  #include "rsn_supp/preauth.h"
  #include "rsn_supp/pmksa_cache.h"
  #include "l2_packet/l2_packet.h"
  #include "wps/wps.h"
  #include "fst/fst.h"
  #include "fst/fst_ctrl_iface.h"
  #include "config.h"
  #include "wpa_supplicant_i.h"
  #include "driver_i.h"
  #include "wps_supplicant.h"
  #include "ibss_rsn.h"
  #include "wpas_glue.h"
  #include "ap.h"
  #include "p2p_supplicant.h"
  #include "p2p/p2p.h"
  #include "hs20_supplicant.h"
  #include "wifi_display.h"
  #include "notify.h"
  #include "bss.h"
  #include "scan.h"
  #include "ctrl_iface.h"
  #include "interworking.h"
  #include "bssid_ignore.h"
  #include "autoscan.h"
  #include "wnm_sta.h"
  #include "offchannel.h"
  #include "drivers/driver.h"
  #include "mesh.h"
  #include "dpp_supplicant.h"
  #include "sme.h"
  
  #ifdef __NetBSD__
  #include <net/if_ether.h>
  #elif !defined(__CYGWIN__) && !defined(CONFIG_NATIVE_WINDOWS)
  #include <net/ethernet.h>
  #endif
  
  static int wpa_supplicant_global_iface_list(struct wpa_global *global,
  					    char *buf, int len);
  static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
  						  const char *input,
  						  char *buf, int len);
  static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s,
  					char *val);
  
  
  static int set_bssid_filter(struct wpa_supplicant *wpa_s, char *val)
  {
  	char *pos;
  	u8 addr[ETH_ALEN], *filter = NULL, *n;
  	size_t count = 0;
  
  	pos = val;
  	while (pos) {
  		if (*pos == '\0')
  			break;
  		if (hwaddr_aton(pos, addr)) {
  			os_free(filter);
  			return -1;
  		}
  		n = os_realloc_array(filter, count + 1, ETH_ALEN);
  		if (n == NULL) {
  			os_free(filter);
  			return -1;
  		}
  		filter = n;
  		os_memcpy(filter + count * ETH_ALEN, addr, ETH_ALEN);
  		count++;
  
  		pos = os_strchr(pos, ' ');
  		if (pos)
  			pos++;
  	}
  
  	wpa_hexdump(MSG_DEBUG, "bssid_filter", filter, count * ETH_ALEN);
  	os_free(wpa_s->bssid_filter);
  	wpa_s->bssid_filter = filter;
  	wpa_s->bssid_filter_count = count;
  
  	return 0;
  }
  
  
  static int set_disallow_aps(struct wpa_supplicant *wpa_s, char *val)
  {
  	char *pos;
  	u8 addr[ETH_ALEN], *bssid = NULL, *n;
  	struct wpa_ssid_value *ssid = NULL, *ns;
  	size_t count = 0, ssid_count = 0;
  	struct wpa_ssid *c;
  
  	/*
  	 * disallow_list ::= <ssid_spec> | <bssid_spec> | <disallow_list> | ""
  	 * SSID_SPEC ::= ssid <SSID_HEX>
  	 * BSSID_SPEC ::= bssid <BSSID_HEX>
  	 */
  
  	pos = val;
  	while (pos) {
  		if (*pos == '\0')
  			break;
  		if (os_strncmp(pos, "bssid ", 6) == 0) {
  			int res;
  			pos += 6;
  			res = hwaddr_aton2(pos, addr);
  			if (res < 0) {
  				os_free(ssid);
  				os_free(bssid);
  				wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
  					   "BSSID value '%s'", pos);
  				return -1;
  			}
  			pos += res;
  			n = os_realloc_array(bssid, count + 1, ETH_ALEN);
  			if (n == NULL) {
  				os_free(ssid);
  				os_free(bssid);
  				return -1;
  			}
  			bssid = n;
  			os_memcpy(bssid + count * ETH_ALEN, addr, ETH_ALEN);
  			count++;
  		} else if (os_strncmp(pos, "ssid ", 5) == 0) {
  			char *end;
  			pos += 5;
  
  			end = pos;
  			while (*end) {
  				if (*end == '\0' || *end == ' ')
  					break;
  				end++;
  			}
  
  			ns = os_realloc_array(ssid, ssid_count + 1,
  					      sizeof(struct wpa_ssid_value));
  			if (ns == NULL) {
  				os_free(ssid);
  				os_free(bssid);
  				return -1;
  			}
  			ssid = ns;
  
  			if ((end - pos) & 0x01 ||
  			    end - pos > 2 * SSID_MAX_LEN ||
  			    hexstr2bin(pos, ssid[ssid_count].ssid,
  				       (end - pos) / 2) < 0) {
  				os_free(ssid);
  				os_free(bssid);
  				wpa_printf(MSG_DEBUG, "Invalid disallow_aps "
  					   "SSID value '%s'", pos);
  				return -1;
  			}
  			ssid[ssid_count].ssid_len = (end - pos) / 2;
  			wpa_hexdump_ascii(MSG_DEBUG, "disallow_aps SSID",
  					  ssid[ssid_count].ssid,
  					  ssid[ssid_count].ssid_len);
  			ssid_count++;
  			pos = end;
  		} else {
  			wpa_printf(MSG_DEBUG, "Unexpected disallow_aps value "
  				   "'%s'", pos);
  			os_free(ssid);
  			os_free(bssid);
  			return -1;
  		}
  
  		pos = os_strchr(pos, ' ');
  		if (pos)
  			pos++;
  	}
  
  	wpa_hexdump(MSG_DEBUG, "disallow_aps_bssid", bssid, count * ETH_ALEN);
  	os_free(wpa_s->disallow_aps_bssid);
  	wpa_s->disallow_aps_bssid = bssid;
  	wpa_s->disallow_aps_bssid_count = count;
  
  	wpa_printf(MSG_DEBUG, "disallow_aps_ssid_count %d", (int) ssid_count);
  	os_free(wpa_s->disallow_aps_ssid);
  	wpa_s->disallow_aps_ssid = ssid;
  	wpa_s->disallow_aps_ssid_count = ssid_count;
  
  	if (!wpa_s->current_ssid || wpa_s->wpa_state < WPA_AUTHENTICATING)
  		return 0;
  
  	c = wpa_s->current_ssid;
  	if (c->mode != WPAS_MODE_INFRA && c->mode != WPAS_MODE_IBSS)
  		return 0;
  
  	if (!disallowed_bssid(wpa_s, wpa_s->bssid) &&
  	    !disallowed_ssid(wpa_s, c->ssid, c->ssid_len))
  		return 0;
  
  	wpa_printf(MSG_DEBUG, "Disconnect and try to find another network "
  		   "because current AP was marked disallowed");
  
  #ifdef CONFIG_SME
  	wpa_s->sme.prev_bssid_set = 0;
  #endif /* CONFIG_SME */
  	wpa_s->reassociate = 1;
  	wpa_s->own_disconnect_req = 1;
  	wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
  	wpa_supplicant_req_scan(wpa_s, 0, 0);
  
  	return 0;
  }
  
  
  #ifndef CONFIG_NO_CONFIG_BLOBS
  static int wpas_ctrl_set_blob(struct wpa_supplicant *wpa_s, char *pos)
  {
  	char *name = pos;
  	struct wpa_config_blob *blob;
  	size_t len;
  
  	pos = os_strchr(pos, ' ');
  	if (pos == NULL)
  		return -1;
  	*pos++ = '\0';
  	len = os_strlen(pos);
  	if (len & 1)
  		return -1;
  
  	wpa_printf(MSG_DEBUG, "CTRL: Set blob '%s'", name);
  	blob = os_zalloc(sizeof(*blob));
  	if (blob == NULL)
  		return -1;
  	blob->name = os_strdup(name);
  	blob->data = os_malloc(len / 2);
  	if (blob->name == NULL || blob->data == NULL) {
  		wpa_config_free_blob(blob);
  		return -1;
  	}
  
  	if (hexstr2bin(pos, blob->data, len / 2) < 0) {
  		wpa_printf(MSG_DEBUG, "CTRL: Invalid blob hex data");
  		wpa_config_free_blob(blob);
  		return -1;
  	}
  	blob->len = len / 2;
  
  	wpa_config_set_blob(wpa_s->conf, blob);
  
  	return 0;
  }
  #endif /* CONFIG_NO_CONFIG_BLOBS */
  
  
  static int wpas_ctrl_pno(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	char *params;
  	char *pos;
  	int *freqs = NULL;
  	int ret;
  
  	if (atoi(cmd)) {
  		params = os_strchr(cmd, ' ');
  		os_free(wpa_s->manual_sched_scan_freqs);
  		if (params) {
  			params++;
  			pos = os_strstr(params, "freq=");
  			if (pos)
  				freqs = freq_range_to_channel_list(wpa_s,
  								   pos + 5);
  		}
  		wpa_s->manual_sched_scan_freqs = freqs;
  		ret = wpas_start_pno(wpa_s);
  	} else {
  		ret = wpas_stop_pno(wpa_s);
  	}
  	return ret;
  }
  
  
  static int wpas_ctrl_set_band(struct wpa_supplicant *wpa_s, char *bands)
  {
  	union wpa_event_data event;
  	u32 setband_mask = WPA_SETBAND_AUTO;
  
  	/*
  	 * For example:
  	 *  SET setband 2G,6G
  	 *  SET setband 5G
  	 *  SET setband AUTO
  	 */
  	if (!os_strstr(bands, "AUTO")) {
  		if (os_strstr(bands, "5G"))
  			setband_mask |= WPA_SETBAND_5G;
  		if (os_strstr(bands, "6G"))
  			setband_mask |= WPA_SETBAND_6G;
  		if (os_strstr(bands, "2G"))
  			setband_mask |= WPA_SETBAND_2G;
  		if (setband_mask == WPA_SETBAND_AUTO)
  			return -1;
  	}
  
  	wpa_s->setband_mask = setband_mask;
  	if (wpa_drv_setband(wpa_s, wpa_s->setband_mask) == 0) {
  		os_memset(&event, 0, sizeof(event));
  		event.channel_list_changed.initiator = REGDOM_SET_BY_USER;
  		event.channel_list_changed.type = REGDOM_TYPE_UNKNOWN;
  		wpa_supplicant_event(wpa_s, EVENT_CHANNEL_LIST_CHANGED, &event);
  	}
  
  	return 0;
  }
  
  
  static int wpas_ctrl_iface_set_lci(struct wpa_supplicant *wpa_s,
  				   const char *cmd)
  {
  	struct wpabuf *lci;
  
  	if (*cmd == '\0' || os_strcmp(cmd, "\"\"") == 0) {
  		wpabuf_free(wpa_s->lci);
  		wpa_s->lci = NULL;
  		return 0;
  	}
  
  	lci = wpabuf_parse_bin(cmd);
  	if (!lci)
  		return -1;
  
  	if (os_get_reltime(&wpa_s->lci_time)) {
  		wpabuf_free(lci);
  		return -1;
  	}
  
  	wpabuf_free(wpa_s->lci);
  	wpa_s->lci = lci;
  
  	return 0;
  }
  
  
  static int
  wpas_ctrl_set_relative_rssi(struct wpa_supplicant *wpa_s, const char *cmd)
  {
  	int relative_rssi;
  
  	if (os_strcmp(cmd, "disable") == 0) {
  		wpa_s->srp.relative_rssi_set = 0;
  		return 0;
  	}
  
  	relative_rssi = atoi(cmd);
  	if (relative_rssi < 0 || relative_rssi > 100)
  		return -1;
  	wpa_s->srp.relative_rssi = relative_rssi;
  	wpa_s->srp.relative_rssi_set = 1;
  	return 0;
  }
  
  
  static int wpas_ctrl_set_relative_band_adjust(struct wpa_supplicant *wpa_s,
  					      const char *cmd)
  {
  	char *pos;
  	int adjust_rssi;
  
  	/* <band>:adjust_value */
  	pos = os_strchr(cmd, ':');
  	if (!pos)
  		return -1;
  	pos++;
  	adjust_rssi = atoi(pos);
  	if (adjust_rssi < -100 || adjust_rssi > 100)
  		return -1;
  
  	if (os_strncmp(cmd, "2G", 2) == 0)
  		wpa_s->srp.relative_adjust_band = WPA_SETBAND_2G;
  	else if (os_strncmp(cmd, "5G", 2) == 0)
  		wpa_s->srp.relative_adjust_band = WPA_SETBAND_5G;
  	else
  		return -1;
  
  	wpa_s->srp.relative_adjust_rssi = adjust_rssi;
  
  	return 0;
  }
  
  
  static int wpas_ctrl_iface_set_ric_ies(struct wpa_supplicant *wpa_s,
  				   const char *cmd)
  {
  	struct wpabuf *ric_ies;
  
  	if (*cmd == '\0' || os_strcmp(cmd, "\"\"") == 0) {
  		wpabuf_free(wpa_s->ric_ies);
  		wpa_s->ric_ies = NULL;
  		return 0;
  	}
  
  	ric_ies = wpabuf_parse_bin(cmd);
  	if (!ric_ies)
  		return -1;
  
  	wpabuf_free(wpa_s->ric_ies);
  	wpa_s->ric_ies = ric_ies;
  
  	return 0;
  }
  
  
  #ifdef CONFIG_TESTING_OPTIONS
  static int wpas_ctrl_iface_set_dso(struct wpa_supplicant *wpa_s,
  				   const char *val)
  {
  	u8 bssid[ETH_ALEN];
  	const char *pos = val;
  	struct driver_signal_override *dso = NULL, *tmp, parsed;
  
  	if (hwaddr_aton(pos, bssid))
  		return -1;
  	pos = os_strchr(pos, ' ');
  
  	dl_list_for_each(tmp, &wpa_s->drv_signal_override,
  			 struct driver_signal_override, list) {
  		if (os_memcmp(bssid, tmp->bssid, ETH_ALEN) == 0) {
  			dso = tmp;
  			break;
  		}
  	}
  
  	if (!pos) {
  		/* Remove existing entry */
  		if (dso) {
  			dl_list_del(&dso->list);
  			os_free(dso);
  		}
  		return 0;
  	}
  	pos++;
  
  	/* Update an existing entry or add a new one */
  	os_memset(&parsed, 0, sizeof(parsed));
  	if (sscanf(pos, "%d %d %d %d %d",
  		   &parsed.si_current_signal,
  		   &parsed.si_avg_signal,
  		   &parsed.si_avg_beacon_signal,
  		   &parsed.si_current_noise,
  		   &parsed.scan_level) != 5)
  		return -1;
  
  	if (!dso) {
  		dso = os_zalloc(sizeof(*dso));
  		if (!dso)
  			return -1;
  		os_memcpy(dso->bssid, bssid, ETH_ALEN);
  		dl_list_add(&wpa_s->drv_signal_override, &dso->list);
  	}
  	dso->si_current_signal = parsed.si_current_signal;
  	dso->si_avg_signal = parsed.si_avg_signal;
  	dso->si_avg_beacon_signal = parsed.si_avg_beacon_signal;
  	dso->si_current_noise = parsed.si_current_noise;
  	dso->scan_level = parsed.scan_level;
  
  	return 0;
  }
  #endif /* CONFIG_TESTING_OPTIONS */
  
  
  static int wpa_supplicant_ctrl_iface_set(struct wpa_supplicant *wpa_s,
  					 char *cmd)
  {
  	char *value;
  	int ret = 0;
  
  	value = os_strchr(cmd, ' ');
  	if (value == NULL)
  		return -1;
  	*value++ = '\0';
  
  	wpa_printf(MSG_DEBUG, "CTRL_IFACE SET '%s'='%s'", cmd, value);
  	if (os_strcasecmp(cmd, "EAPOL::heldPeriod") == 0) {
  		eapol_sm_configure(wpa_s->eapol,
  				   atoi(value), -1, -1, -1);
  	} else if (os_strcasecmp(cmd, "EAPOL::authPeriod") == 0) {
  		eapol_sm_configure(wpa_s->eapol,
  				   -1, atoi(value), -1, -1);
  	} else if (os_strcasecmp(cmd, "EAPOL::startPeriod") == 0) {
  		eapol_sm_configure(wpa_s->eapol,
  				   -1, -1, atoi(value), -1);
  	} else if (os_strcasecmp(cmd, "EAPOL::maxStart") == 0) {
  		eapol_sm_configure(wpa_s->eapol,
  				   -1, -1, -1, atoi(value));
  #ifdef CONFIG_TESTING_OPTIONS
  	} else if (os_strcasecmp(cmd, "EAPOL::portControl") == 0) {
  		if (os_strcmp(value, "Auto") == 0)
  			eapol_sm_notify_portControl(wpa_s->eapol, Auto);
  		else if (os_strcmp(value, "ForceUnauthorized") == 0)
  			eapol_sm_notify_portControl(wpa_s->eapol,
  						    ForceUnauthorized);
  		else if (os_strcmp(value, "ForceAuthorized") == 0)
  			eapol_sm_notify_portControl(wpa_s->eapol,
  						    ForceAuthorized);
  		else
  			ret = -1;
  #endif /* CONFIG_TESTING_OPTIONS */
  	} else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKLifetime") == 0) {
  		if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME,
  				     atoi(value))) {
  			ret = -1;
  		} else {
  			value[-1] = '=';
  			wpa_config_process_global(wpa_s->conf, cmd, -1);
  		}
  	} else if (os_strcasecmp(cmd, "dot11RSNAConfigPMKReauthThreshold") ==
  		   0) {
  		if (wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD,
  				     atoi(value))) {
  			ret = -1;
  		} else {
  			value[-1] = '=';
  			wpa_config_process_global(wpa_s->conf, cmd, -1);
  		}
  	} else if (os_strcasecmp(cmd, "dot11RSNAConfigSATimeout") == 0) {
  		if (wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT,
  				     atoi(value))) {
  			ret = -1;
  		} else {
  			value[-1] = '=';
  			wpa_config_process_global(wpa_s->conf, cmd, -1);
  		}
  	} else if (os_strcasecmp(cmd, "wps_fragment_size") == 0) {
  		wpa_s->wps_fragment_size = atoi(value);
  #ifdef CONFIG_WPS_TESTING
  	} else if (os_strcasecmp(cmd, "wps_version_number") == 0) {
  		long int val;
  		val = strtol(value, NULL, 0);
  		if (val < 0 || val > 0xff) {
  			ret = -1;
  			wpa_printf(MSG_DEBUG, "WPS: Invalid "
  				   "wps_version_number %ld", val);
  		} else {
  			wps_version_number = val;
  			wpa_printf(MSG_DEBUG, "WPS: Testing - force WPS "
  				   "version %u.%u",
  				   (wps_version_number & 0xf0) >> 4,
  				   wps_version_number & 0x0f);
  		}
  	} else if (os_strcasecmp(cmd, "wps_testing_stub_cred") == 0) {
  		wps_testing_stub_cred = atoi(value);
  		wpa_printf(MSG_DEBUG, "WPS: Testing - stub_cred=%d",
  			   wps_testing_stub_cred);
  	} else if (os_strcasecmp(cmd, "wps_corrupt_pkhash") == 0) {
  		wps_corrupt_pkhash = atoi(value);
  		wpa_printf(MSG_DEBUG, "WPS: Testing - wps_corrupt_pkhash=%d",
  			   wps_corrupt_pkhash);
  	} else if (os_strcasecmp(cmd, "wps_force_auth_types") == 0) {
  		if (value[0] == '\0') {
  			wps_force_auth_types_in_use = 0;
  		} else {
  			wps_force_auth_types = strtol(value, NULL, 0);
  			wps_force_auth_types_in_use = 1;
  		}
  	} else if (os_strcasecmp(cmd, "wps_force_encr_types") == 0) {
  		if (value[0] == '\0') {
  			wps_force_encr_types_in_use = 0;
  		} else {
  			wps_force_encr_types = strtol(value, NULL, 0);
  			wps_force_encr_types_in_use = 1;
  		}
  #endif /* CONFIG_WPS_TESTING */
  	} else if (os_strcasecmp(cmd, "ampdu") == 0) {
  		if (wpa_drv_ampdu(wpa_s, atoi(value)) < 0)
  			ret = -1;
  #ifdef CONFIG_TDLS
  #ifdef CONFIG_TDLS_TESTING
  	} else if (os_strcasecmp(cmd, "tdls_testing") == 0) {
  		tdls_testing = strtol(value, NULL, 0);
  		wpa_printf(MSG_DEBUG, "TDLS: tdls_testing=0x%x", tdls_testing);
  #endif /* CONFIG_TDLS_TESTING */
  	} else if (os_strcasecmp(cmd, "tdls_disabled") == 0) {
  		int disabled = atoi(value);
  		wpa_printf(MSG_DEBUG, "TDLS: tdls_disabled=%d", disabled);
  		if (disabled) {
  			if (wpa_drv_tdls_oper(wpa_s, TDLS_DISABLE, NULL) < 0)
  				ret = -1;
  		} else if (wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL) < 0)
  			ret = -1;
  		wpa_tdls_enable(wpa_s->wpa, !disabled);
  #endif /* CONFIG_TDLS */
  	} else if (os_strcasecmp(cmd, "pno") == 0) {
  		ret = wpas_ctrl_pno(wpa_s, value);
  	} else if (os_strcasecmp(cmd, "radio_disabled") == 0) {
  		int disabled = atoi(value);
  		if (wpa_drv_radio_disable(wpa_s, disabled) < 0)
  			ret = -1;
  		else if (disabled)
  			wpa_supplicant_set_state(wpa_s, WPA_INACTIVE);
  	} else if (os_strcasecmp(cmd, "uapsd") == 0) {
  		if (os_strcmp(value, "disable") == 0)
  			wpa_s->set_sta_uapsd = 0;
  		else {
  			int be, bk, vi, vo;
  			char *pos;
  			/* format: BE,BK,VI,VO;max SP Length */
  			be = atoi(value);
  			pos = os_strchr(value, ',');
  			if (pos == NULL)
  				return -1;
  			pos++;
  			bk = atoi(pos);
  			pos = os_strchr(pos, ',');
  			if (pos == NULL)
  				return -1;
  			pos++;
  			vi = atoi(pos);
  			pos = os_strchr(pos, ',');
  			if (pos == NULL)
  				return -1;
  			pos++;
  			vo = atoi(pos);
  			/* ignore max SP Length for now */
  
  			wpa_s->set_sta_uapsd = 1;
  			wpa_s->sta_uapsd = 0;
  			if (be)
  				wpa_s->sta_uapsd |= BIT(0);
  			if (bk)
  				wpa_s->sta_uapsd |= BIT(1);
  			if (vi)
  				wpa_s->sta_uapsd |= BIT(2);
  			if (vo)
  				wpa_s->sta_uapsd |= BIT(3);
  		}
  	} else if (os_strcasecmp(cmd, "ps") == 0) {
  		ret = wpa_drv_set_p2p_powersave(wpa_s, atoi(value), -1, -1);
  #ifdef CONFIG_WIFI_DISPLAY
  	} else if (os_strcasecmp(cmd, "wifi_display") == 0) {
  		int enabled = !!atoi(value);
  		if (enabled && !wpa_s->global->p2p)
  			ret = -1;
  		else
  			wifi_display_enable(wpa_s->global, enabled);
  #endif /* CONFIG_WIFI_DISPLAY */
  	} else if (os_strcasecmp(cmd, "bssid_filter") == 0) {
  		ret = set_bssid_filter(wpa_s, value);
  	} else if (os_strcasecmp(cmd, "disallow_aps") == 0) {
  		ret = set_disallow_aps(wpa_s, value);
  	} else if (os_strcasecmp(cmd, "no_keep_alive") == 0) {
  		wpa_s->no_keep_alive = !!atoi(value);
  #ifdef CONFIG_DPP
  	} else if (os_strcasecmp(cmd, "dpp_configurator_params") == 0) {
  		os_free(wpa_s->dpp_configurator_params);
  		wpa_s->dpp_configurator_params = os_strdup(value);
  #ifdef CONFIG_DPP2
  		dpp_controller_set_params(wpa_s->dpp, value);
  #endif /* CONFIG_DPP2 */
  	} else if (os_strcasecmp(cmd, "dpp_init_max_tries") == 0) {
  		wpa_s->dpp_init_max_tries = atoi(value);
  	} else if (os_strcasecmp(cmd, "dpp_init_retry_time") == 0) {
  		wpa_s->dpp_init_retry_time = atoi(value);
  	} else if (os_strcasecmp(cmd, "dpp_resp_wait_time") == 0) {
  		wpa_s->dpp_resp_wait_time = atoi(value);
  	} else if (os_strcasecmp(cmd, "dpp_resp_max_tries") == 0) {
  		wpa_s->dpp_resp_max_tries = atoi(value);
  	} else if (os_strcasecmp(cmd, "dpp_resp_retry_time") == 0) {
  		wpa_s->dpp_resp_retry_time = atoi(value);
  #ifdef CONFIG_TESTING_OPTIONS
  	} else if (os_strcasecmp(cmd, "dpp_pkex_own_mac_override") == 0) {
  		if (hwaddr_aton(value, dpp_pkex_own_mac_override))
  			ret = -1;
  	} else if (os_strcasecmp(cmd, "dpp_pkex_peer_mac_override") == 0) {
  		if (hwaddr_aton(value, dpp_pkex_peer_mac_override))
  			ret = -1;
  	} else if (os_strcasecmp(cmd, "dpp_pkex_ephemeral_key_override") == 0) {
  		size_t hex_len = os_strlen(value);
  
  		if (hex_len >
  		    2 * sizeof(dpp_pkex_ephemeral_key_override))
  			ret = -1;
  		else if (hexstr2bin(value, dpp_pkex_ephemeral_key_override,
  				    hex_len / 2))
  			ret = -1;
  		else
  			dpp_pkex_ephemeral_key_override_len = hex_len / 2;
  	} else if (os_strcasecmp(cmd, "dpp_protocol_key_override") == 0) {
  		size_t hex_len = os_strlen(value);
  
  		if (hex_len > 2 * sizeof(dpp_protocol_key_override))
  			ret = -1;
  		else if (hexstr2bin(value, dpp_protocol_key_override,
  				    hex_len / 2))
  			ret = -1;
  		else
  			dpp_protocol_key_override_len = hex_len / 2;
  	} else if (os_strcasecmp(cmd, "dpp_nonce_override") == 0) {
  		size_t hex_len = os_strlen(value);
  
  		if (hex_len > 2 * sizeof(dpp_nonce_override))
  			ret = -1;
  		else if (hexstr2bin(value, dpp_nonce_override, hex_len / 2))
  			ret = -1;
  		else
  			dpp_nonce_override_len = hex_len / 2;
  	} else if (os_strcasecmp(cmd, "dpp_version_override") == 0) {
  		dpp_version_override = atoi(value);
  #endif /* CONFIG_TESTING_OPTIONS */
  #endif /* CONFIG_DPP */
  #ifdef CONFIG_TESTING_OPTIONS
  	} else if (os_strcasecmp(cmd, "ext_mgmt_frame_handling") == 0) {
  		wpa_s->ext_mgmt_frame_handling = !!atoi(value);
  	} else if (os_strcasecmp(cmd, "ext_eapol_frame_io") == 0) {
  		wpa_s->ext_eapol_frame_io = !!atoi(value);
  #ifdef CONFIG_AP
  		if (wpa_s->ap_iface) {
  			wpa_s->ap_iface->bss[0]->ext_eapol_frame_io =
  				wpa_s->ext_eapol_frame_io;
  		}
  #endif /* CONFIG_AP */
  	} else if (os_strcasecmp(cmd, "extra_roc_dur") == 0) {
  		wpa_s->extra_roc_dur = atoi(value);
  	} else if (os_strcasecmp(cmd, "test_failure") == 0) {
  		wpa_s->test_failure = atoi(value);
  	} else if (os_strcasecmp(cmd, "p2p_go_csa_on_inv") == 0) {
  		wpa_s->p2p_go_csa_on_inv = !!atoi(value);
  	} else if (os_strcasecmp(cmd, "ignore_auth_resp") == 0) {
  		wpa_s->ignore_auth_resp = !!atoi(value);
  	} else if (os_strcasecmp(cmd, "ignore_assoc_disallow") == 0) {
  		wpa_s->ignore_assoc_disallow = !!atoi(value);
  		wpa_drv_ignore_assoc_disallow(wpa_s,
  					      wpa_s->ignore_assoc_disallow);
  	} else if (os_strcasecmp(cmd, "disable_sa_query") == 0) {
  		wpa_s->disable_sa_query = !!atoi(value);
  	} else if (os_strcasecmp(cmd, "ignore_sae_h2e_only") == 0) {
  		wpa_s->ignore_sae_h2e_only = !!atoi(value);
  	} else if (os_strcasecmp(cmd, "extra_sae_rejected_groups") == 0) {
  		char *pos;
  
  		os_free(wpa_s->extra_sae_rejected_groups);
  		wpa_s->extra_sae_rejected_groups = NULL;
  		pos = value;
  		while (pos && pos[0]) {
  			int group;
  
  			group = atoi(pos);
  			wpa_printf(MSG_DEBUG,
  				   "TESTING: Extra rejection of SAE group %d",
  				   group);
  			if (group)
  				int_array_add_unique(
  					&wpa_s->extra_sae_rejected_groups,
  					group);
  			pos = os_strchr(pos, ' ');
  			if (!pos)
  				break;
  			pos++;
  		}
  	} else if (os_strcasecmp(cmd, "ft_rsnxe_used") == 0) {
  		wpa_s->ft_rsnxe_used = atoi(value);
  	} else if (os_strcasecmp(cmd, "oci_freq_override_eapol") == 0) {
  		wpa_s->oci_freq_override_eapol = atoi(value);
  	} else if (os_strcasecmp(cmd, "oci_freq_override_saquery_req") == 0) {
  		wpa_s->oci_freq_override_saquery_req = atoi(value);
  	} else if (os_strcasecmp(cmd, "oci_freq_override_saquery_resp") == 0) {
  		wpa_s->oci_freq_override_saquery_resp = atoi(value);
  	} else if (os_strcasecmp(cmd, "oci_freq_override_eapol_g2") == 0) {
  		wpa_s->oci_freq_override_eapol_g2 = atoi(value);
  		/* Populate value to wpa_sm if already associated. */
  		wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_OCI_FREQ_EAPOL_G2,
  				 wpa_s->oci_freq_override_eapol_g2);
  	} else if (os_strcasecmp(cmd, "oci_freq_override_ft_assoc") == 0) {
  		wpa_s->oci_freq_override_ft_assoc = atoi(value);
  		/* Populate value to wpa_sm if already associated. */
  		wpa_sm_set_param(wpa_s->wpa, WPA_PARAM_OCI_FREQ_FT_ASSOC,
  				 wpa_s->oci_freq_override_ft_assoc);
  	} else if (os_strcasecmp(cmd, "oci_freq_override_fils_assoc") == 0) {
  		wpa_s->oci_freq_override_fils_assoc = atoi(value);
  	} else if (os_strcasecmp(cmd, "oci_freq_override_wnm_sleep") == 0) {
  		wpa_s->oci_freq_override_wnm_sleep = atoi(value);
  	} else if (os_strcasecmp(cmd, "rsne_override_eapol") == 0) {
  		wpabuf_free(wpa_s->rsne_override_eapol);
  		if (os_strcmp(value, "NULL") == 0)
  			wpa_s->rsne_override_eapol = NULL;
  		else
  			wpa_s->rsne_override_eapol = wpabuf_parse_bin(value);
  	} else if (os_strcasecmp(cmd, "rsnxe_override_assoc") == 0) {
  		wpabuf_free(wpa_s->rsnxe_override_assoc);
  		if (os_strcmp(value, "NULL") == 0)
  			wpa_s->rsnxe_override_assoc = NULL;
  		else
  			wpa_s->rsnxe_override_assoc = wpabuf_parse_bin(value);
  	} else if (os_strcasecmp(cmd, "rsnxe_override_eapol") == 0) {
  		wpabuf_free(wpa_s->rsnxe_override_eapol);
  		if (os_strcmp(value, "NULL") == 0)
  			wpa_s->rsnxe_override_eapol = NULL;
  		else
  			wpa_s->rsnxe_override_eapol = wpabuf_parse_bin(value);
  	} else if (os_strcasecmp(cmd, "reject_btm_req_reason") == 0) {
  		wpa_s->reject_btm_req_reason = atoi(value);
  	} else if (os_strcasecmp(cmd, "get_pref_freq_list_override") == 0) {
  		os_free(wpa_s->get_pref_freq_list_override);
  		if (!value[0])
  			wpa_s->get_pref_freq_list_override = NULL;
  		else
  			wpa_s->get_pref_freq_list_override = os_strdup(value);
  	} else if (os_strcasecmp(cmd, "sae_commit_override") == 0) {
  		wpabuf_free(wpa_s->sae_commit_override);
  		if (value[0] == '\0')
  			wpa_s->sae_commit_override = NULL;
  		else
  			wpa_s->sae_commit_override = wpabuf_parse_bin(value);
  	} else if (os_strcasecmp(cmd, "driver_signal_override") == 0) {
  		ret = wpas_ctrl_iface_set_dso(wpa_s, value);
  	} else if (os_strcasecmp(cmd, "disable_scs_support") == 0) {
  		wpa_s->disable_scs_support = !!atoi(value);
  	} else if (os_strcasecmp(cmd, "disable_mscs_support") == 0) {
  		wpa_s->disable_mscs_support = !!atoi(value);
  #ifdef CONFIG_DPP
  	} else if (os_strcasecmp(cmd, "dpp_config_obj_override") == 0) {
  		os_free(wpa_s->dpp_config_obj_override);
  		if (value[0] == '\0')
  			wpa_s->dpp_config_obj_override = NULL;
  		else
  			wpa_s->dpp_config_obj_override = os_strdup(value);
  	} else if (os_strcasecmp(cmd, "dpp_discovery_override") == 0) {
  		os_free(wpa_s->dpp_discovery_override);
  		if (value[0] == '\0')
  			wpa_s->dpp_discovery_override = NULL;
  		else
  			wpa_s->dpp_discovery_override = os_strdup(value);
  	} else if (os_strcasecmp(cmd, "dpp_groups_override") == 0) {
  		os_free(wpa_s->dpp_groups_override);
  		if (value[0] == '\0')
  			wpa_s->dpp_groups_override = NULL;
  		else
  			wpa_s->dpp_groups_override = os_strdup(value);
  	} else if (os_strcasecmp(cmd,
  				 "dpp_ignore_netaccesskey_mismatch") == 0) {
  		wpa_s->dpp_ignore_netaccesskey_mismatch = atoi(value);
  	} else if (os_strcasecmp(cmd, "dpp_test") == 0) {
  		dpp_test = atoi(value);
  #endif /* CONFIG_DPP */
  #endif /* CONFIG_TESTING_OPTIONS */
  #ifdef CONFIG_FILS
  	} else if (os_strcasecmp(cmd, "disable_fils") == 0) {
  		wpa_s->disable_fils = !!atoi(value);
  		wpa_drv_disable_fils(wpa_s, wpa_s->disable_fils);
  		wpa_supplicant_set_default_scan_ies(wpa_s);
  #endif /* CONFIG_FILS */
  #ifndef CONFIG_NO_CONFIG_BLOBS
  	} else if (os_strcmp(cmd, "blob") == 0) {
  		ret = wpas_ctrl_set_blob(wpa_s, value);
  #endif /* CONFIG_NO_CONFIG_BLOBS */
  	} else if (os_strcasecmp(cmd, "setband") == 0) {
  		ret = wpas_ctrl_set_band(wpa_s, value);
  #ifdef CONFIG_MBO
  	} else if (os_strcasecmp(cmd, "non_pref_chan") == 0) {
  		ret = wpas_mbo_update_non_pref_chan(wpa_s, value);
  		if (ret == 0) {
  			value[-1] = '=';
  			wpa_config_process_global(wpa_s->conf, cmd, -1);
  		}
  	} else if (os_strcasecmp(cmd, "mbo_cell_capa") == 0) {
  		wpas_mbo_update_cell_capa(wpa_s, atoi(value));
  	} else if (os_strcasecmp(cmd, "oce") == 0) {
  		wpa_s->conf->oce = atoi(value);
  		if (wpa_s->conf->oce) {
  			if ((wpa_s->conf->oce & OCE_STA) &&
  			    (wpa_s->drv_flags & WPA_DRIVER_FLAGS_OCE_STA))
  				wpa_s->enable_oce = OCE_STA;
  
  			if ((wpa_s->conf->oce & OCE_STA_CFON) &&
  			    (wpa_s->drv_flags &
  			     WPA_DRIVER_FLAGS_OCE_STA_CFON)) {
  				/* TODO: Need to add STA-CFON support */
  				wpa_printf(MSG_ERROR,
  					   "OCE STA-CFON feature is not yet supported");
  				return -1;
  			}
  		} else {
  			wpa_s->enable_oce = 0;
  		}
  		wpa_supplicant_set_default_scan_ies(wpa_s);
  #endif /* CONFIG_MBO */
  	} else if (os_strcasecmp(cmd, "lci") == 0) {
  		ret = wpas_ctrl_iface_set_lci(wpa_s, value);
  	} else if (os_strcasecmp(cmd, "tdls_trigger_control") == 0) {
  		ret = wpa_drv_set_tdls_mode(wpa_s, atoi(value));
  	} else if (os_strcasecmp(cmd, "relative_rssi") == 0) {
  		ret = wpas_ctrl_set_relative_rssi(wpa_s, value);
  	} else if (os_strcasecmp(cmd, "relative_band_adjust") == 0) {
  		ret = wpas_ctrl_set_relative_band_adjust(wpa_s, value);
  	} else if (os_strcasecmp(cmd, "ric_ies") == 0) {
  		ret = wpas_ctrl_iface_set_ric_ies(wpa_s, value);
  	} else if (os_strcasecmp(cmd, "roaming") == 0) {
  		ret = wpa_drv_roaming(wpa_s, atoi(value), NULL);
  #ifdef CONFIG_WNM
  	} else if (os_strcasecmp(cmd, "coloc_intf_elems") == 0) {
  		struct wpabuf *elems;
  
  		elems = wpabuf_parse_bin(value);
  		if (!elems)
  			return -1;
  		wnm_set_coloc_intf_elems(wpa_s, elems);
  #endif /* CONFIG_WNM */
  	} else if (os_strcasecmp(cmd, "enable_dscp_policy_capa") == 0) {
  		wpa_s->enable_dscp_policy_capa = !!atoi(value);
  	} else {
  		value[-1] = '=';
  		ret = wpa_config_process_global(wpa_s->conf, cmd, -1);
  		if (ret == 0)
  			wpa_supplicant_update_config(wpa_s);
  		else if (ret == 1)
  			ret = 0;
  	}
  
  	return ret;
  }
  
  
  static int wpa_supplicant_ctrl_iface_get(struct wpa_supplicant *wpa_s,
  					 char *cmd, char *buf, size_t buflen)
  {
  	int res = -1;
  
  	wpa_printf(MSG_DEBUG, "CTRL_IFACE GET '%s'", cmd);
  
  	if (os_strcmp(cmd, "version") == 0) {
  		res = os_snprintf(buf, buflen, "%s", VERSION_STR);
  	} else if (os_strcasecmp(cmd, "max_command_len") == 0) {
  		res = os_snprintf(buf, buflen, "%u", CTRL_IFACE_MAX_LEN);
  	} else if (os_strcasecmp(cmd, "country") == 0) {
  		if (wpa_s->conf->country[0] && wpa_s->conf->country[1])
  			res = os_snprintf(buf, buflen, "%c%c",
  					  wpa_s->conf->country[0],
  					  wpa_s->conf->country[1]);
  #ifdef CONFIG_WIFI_DISPLAY
  	} else if (os_strcasecmp(cmd, "wifi_display") == 0) {
  		int enabled;
  		if (wpa_s->global->p2p == NULL ||
  		    wpa_s->global->p2p_disabled)
  			enabled = 0;
  		else
  			enabled = wpa_s->global->wifi_display;
  		res = os_snprintf(buf, buflen, "%d", enabled);
  #endif /* CONFIG_WIFI_DISPLAY */
  #ifdef CONFIG_TESTING_GET_GTK
  	} else if (os_strcmp(cmd, "gtk") == 0) {
  		if (wpa_s->last_gtk_len == 0)
  			return -1;
  		res = wpa_snprintf_hex(buf, buflen, wpa_s->last_gtk,
  				       wpa_s->last_gtk_len);
  		return res;
  #endif /* CONFIG_TESTING_GET_GTK */
  	} else if (os_strcmp(cmd, "tls_library") == 0) {
  		res = tls_get_library_version(buf, buflen);
  #ifdef CONFIG_TESTING_OPTIONS
  	} else if (os_strcmp(cmd, "anonce") == 0) {
  		return wpa_snprintf_hex(buf, buflen,
  					wpa_sm_get_anonce(wpa_s->wpa),
  					WPA_NONCE_LEN);
  	} else if (os_strcasecmp(cmd, "last_tk_key_idx") == 0) {
  		res = os_snprintf(buf, buflen, "%d", wpa_s->last_tk_key_idx);
  #endif /* CONFIG_TESTING_OPTIONS */
  	} else {
  		res = wpa_config_get_value(cmd, wpa_s->conf, buf, buflen);
  	}
  
  	if (os_snprintf_error(buflen, res))
  		return -1;
  	return res;
  }
  
  
  #ifdef IEEE8021X_EAPOL
  static int wpa_supplicant_ctrl_iface_preauth(struct wpa_supplicant *wpa_s,
  					     char *addr)
  {
  	u8 bssid[ETH_ALEN];
  	struct wpa_ssid *ssid = wpa_s->current_ssid;
  
  	if (hwaddr_aton(addr, bssid)) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH: invalid address "
  			   "'%s'", addr);
  		return -1;
  	}
  
  	wpa_printf(MSG_DEBUG, "CTRL_IFACE PREAUTH " MACSTR, MAC2STR(bssid));
  	rsn_preauth_deinit(wpa_s->wpa);
  	if (rsn_preauth_init(wpa_s->wpa, bssid, ssid ? &ssid->eap : NULL))
  		return -1;
  
  	return 0;
  }
  #endif /* IEEE8021X_EAPOL */
  
  
  #ifdef CONFIG_TDLS
  
  static int wpa_supplicant_ctrl_iface_tdls_discover(
  	struct wpa_supplicant *wpa_s, char *addr)
  {
  	u8 peer[ETH_ALEN];
  	int ret;
  
  	if (hwaddr_aton(addr, peer)) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER: invalid "
  			   "address '%s'", addr);
  		return -1;
  	}
  
  	wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_DISCOVER " MACSTR,
  		   MAC2STR(peer));
  
  	if (wpa_tdls_is_external_setup(wpa_s->wpa))
  		ret = wpa_tdls_send_discovery_request(wpa_s->wpa, peer);
  	else
  		ret = wpa_drv_tdls_oper(wpa_s, TDLS_DISCOVERY_REQ, peer);
  
  	return ret;
  }
  
  
  static int wpa_supplicant_ctrl_iface_tdls_setup(
  	struct wpa_supplicant *wpa_s, char *addr)
  {
  	u8 peer[ETH_ALEN];
  	int ret;
  
  	if (hwaddr_aton(addr, peer)) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP: invalid "
  			   "address '%s'", addr);
  		return -1;
  	}
  
  	wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_SETUP " MACSTR,
  		   MAC2STR(peer));
  
  	if ((wpa_s->conf->tdls_external_control) &&
  	    wpa_tdls_is_external_setup(wpa_s->wpa))
  		return wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
  
  	wpa_tdls_remove(wpa_s->wpa, peer);
  
  	if (wpa_tdls_is_external_setup(wpa_s->wpa))
  		ret = wpa_tdls_start(wpa_s->wpa, peer);
  	else
  		ret = wpa_drv_tdls_oper(wpa_s, TDLS_SETUP, peer);
  
  	return ret;
  }
  
  
  static int wpa_supplicant_ctrl_iface_tdls_teardown(
  	struct wpa_supplicant *wpa_s, char *addr)
  {
  	u8 peer[ETH_ALEN];
  	int ret;
  
  	if (os_strcmp(addr, "*") == 0) {
  		/* remove everyone */
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN *");
  		wpa_tdls_teardown_peers(wpa_s->wpa);
  		return 0;
  	}
  
  	if (hwaddr_aton(addr, peer)) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN: invalid "
  			   "address '%s'", addr);
  		return -1;
  	}
  
  	wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_TEARDOWN " MACSTR,
  		   MAC2STR(peer));
  
  	if ((wpa_s->conf->tdls_external_control) &&
  	    wpa_tdls_is_external_setup(wpa_s->wpa))
  		return wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
  
  	if (wpa_tdls_is_external_setup(wpa_s->wpa))
  		ret = wpa_tdls_teardown_link(
  			wpa_s->wpa, peer,
  			WLAN_REASON_TDLS_TEARDOWN_UNSPECIFIED);
  	else
  		ret = wpa_drv_tdls_oper(wpa_s, TDLS_TEARDOWN, peer);
  
  	return ret;
  }
  
  
  static int ctrl_iface_get_capability_tdls(
  	struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
  {
  	int ret;
  
  	ret = os_snprintf(buf, buflen, "%s\n",
  			  wpa_s->drv_flags & WPA_DRIVER_FLAGS_TDLS_SUPPORT ?
  			  (wpa_s->drv_flags &
  			   WPA_DRIVER_FLAGS_TDLS_EXTERNAL_SETUP ?
  			   "EXTERNAL" : "INTERNAL") : "UNSUPPORTED");
  	if (os_snprintf_error(buflen, ret))
  		return -1;
  	return ret;
  }
  
  
  static int wpa_supplicant_ctrl_iface_tdls_chan_switch(
  	struct wpa_supplicant *wpa_s, char *cmd)
  {
  	u8 peer[ETH_ALEN];
  	struct hostapd_freq_params freq_params;
  	u8 oper_class;
  	char *pos, *end;
  
  	if (!wpa_tdls_is_external_setup(wpa_s->wpa)) {
  		wpa_printf(MSG_INFO,
  			   "tdls_chanswitch: Only supported with external setup");
  		return -1;
  	}
  
  	os_memset(&freq_params, 0, sizeof(freq_params));
  
  	pos = os_strchr(cmd, ' ');
  	if (pos == NULL)
  		return -1;
  	*pos++ = '\0';
  
  	oper_class = strtol(pos, &end, 10);
  	if (pos == end) {
  		wpa_printf(MSG_INFO,
  			   "tdls_chanswitch: Invalid op class provided");
  		return -1;
  	}
  
  	pos = end;
  	freq_params.freq = atoi(pos);
  	if (freq_params.freq == 0) {
  		wpa_printf(MSG_INFO, "tdls_chanswitch: Invalid freq provided");
  		return -1;
  	}
  
  #define SET_FREQ_SETTING(str) \
  	do { \
  		const char *pos2 = os_strstr(pos, " " #str "="); \
  		if (pos2) { \
  			pos2 += sizeof(" " #str "=") - 1; \
  			freq_params.str = atoi(pos2); \
  		} \
  	} while (0)
  
  	SET_FREQ_SETTING(center_freq1);
  	SET_FREQ_SETTING(center_freq2);
  	SET_FREQ_SETTING(bandwidth);
  	SET_FREQ_SETTING(sec_channel_offset);
  #undef SET_FREQ_SETTING
  
  	freq_params.ht_enabled = !!os_strstr(pos, " ht");
  	freq_params.vht_enabled = !!os_strstr(pos, " vht");
  
  	if (hwaddr_aton(cmd, peer)) {
  		wpa_printf(MSG_DEBUG,
  			   "CTRL_IFACE TDLS_CHAN_SWITCH: Invalid address '%s'",
  			   cmd);
  		return -1;
  	}
  
  	wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_CHAN_SWITCH " MACSTR
  		   " OP CLASS %d FREQ %d CENTER1 %d CENTER2 %d BW %d SEC_OFFSET %d%s%s",
  		   MAC2STR(peer), oper_class, freq_params.freq,
  		   freq_params.center_freq1, freq_params.center_freq2,
  		   freq_params.bandwidth, freq_params.sec_channel_offset,
  		   freq_params.ht_enabled ? " HT" : "",
  		   freq_params.vht_enabled ? " VHT" : "");
  
  	return wpa_tdls_enable_chan_switch(wpa_s->wpa, peer, oper_class,
  					   &freq_params);
  }
  
  
  static int wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(
  	struct wpa_supplicant *wpa_s, char *cmd)
  {
  	u8 peer[ETH_ALEN];
  
  	if (!wpa_tdls_is_external_setup(wpa_s->wpa)) {
  		wpa_printf(MSG_INFO,
  			   "tdls_chanswitch: Only supported with external setup");
  		return -1;
  	}
  
  	if (hwaddr_aton(cmd, peer)) {
  		wpa_printf(MSG_DEBUG,
  			   "CTRL_IFACE TDLS_CANCEL_CHAN_SWITCH: Invalid address '%s'",
  			   cmd);
  		return -1;
  	}
  
  	wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_CANCEL_CHAN_SWITCH " MACSTR,
  		   MAC2STR(peer));
  
  	return wpa_tdls_disable_chan_switch(wpa_s->wpa, peer);
  }
  
  
  static int wpa_supplicant_ctrl_iface_tdls_link_status(
  	struct wpa_supplicant *wpa_s, const char *addr,
  	char *buf, size_t buflen)
  {
  	u8 peer[ETH_ALEN];
  	const char *tdls_status;
  	int ret;
  
  	if (hwaddr_aton(addr, peer)) {
  		wpa_printf(MSG_DEBUG,
  			   "CTRL_IFACE TDLS_LINK_STATUS: Invalid address '%s'",
  			   addr);
  		return -1;
  	}
  	wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_LINK_STATUS " MACSTR,
  		   MAC2STR(peer));
  
  	tdls_status = wpa_tdls_get_link_status(wpa_s->wpa, peer);
  	wpa_printf(MSG_DEBUG, "CTRL_IFACE TDLS_LINK_STATUS: %s", tdls_status);
  	ret = os_snprintf(buf, buflen, "TDLS link status: %s\n", tdls_status);
  	if (os_snprintf_error(buflen, ret))
  		return -1;
  
  	return ret;
  }
  
  #endif /* CONFIG_TDLS */
  
  
  static int wmm_ac_ctrl_addts(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	char *token, *context = NULL;
  	struct wmm_ac_ts_setup_params params = {
  		.tsid = 0xff,
  		.direction = 0xff,
  	};
  
  	while ((token = str_token(cmd, " ", &context))) {
  		if (sscanf(token, "tsid=%i", &params.tsid) == 1 ||
  		    sscanf(token, "up=%i", &params.user_priority) == 1 ||
  		    sscanf(token, "nominal_msdu_size=%i",
  			   &params.nominal_msdu_size) == 1 ||
  		    sscanf(token, "mean_data_rate=%i",
  			   &params.mean_data_rate) == 1 ||
  		    sscanf(token, "min_phy_rate=%i",
  			   &params.minimum_phy_rate) == 1 ||
  		    sscanf(token, "sba=%i",
  			   &params.surplus_bandwidth_allowance) == 1)
  			continue;
  
  		if (os_strcasecmp(token, "downlink") == 0) {
  			params.direction = WMM_TSPEC_DIRECTION_DOWNLINK;
  		} else if (os_strcasecmp(token, "uplink") == 0) {
  			params.direction = WMM_TSPEC_DIRECTION_UPLINK;
  		} else if (os_strcasecmp(token, "bidi") == 0) {
  			params.direction = WMM_TSPEC_DIRECTION_BI_DIRECTIONAL;
  		} else if (os_strcasecmp(token, "fixed_nominal_msdu") == 0) {
  			params.fixed_nominal_msdu = 1;
  		} else {
  			wpa_printf(MSG_DEBUG,
  				   "CTRL: Invalid WMM_AC_ADDTS parameter: '%s'",
  				   token);
  			return -1;
  		}
  
  	}
  
  	return wpas_wmm_ac_addts(wpa_s, &params);
  }
  
  
  static int wmm_ac_ctrl_delts(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	u8 tsid = atoi(cmd);
  
  	return wpas_wmm_ac_delts(wpa_s, tsid);
  }
  
  
  #ifdef CONFIG_IEEE80211R
  static int wpa_supplicant_ctrl_iface_ft_ds(
  	struct wpa_supplicant *wpa_s, char *addr)
  {
  	u8 target_ap[ETH_ALEN];
  	struct wpa_bss *bss;
  	const u8 *mdie;
  
  	if (hwaddr_aton(addr, target_ap)) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS: invalid "
  			   "address '%s'", addr);
  		return -1;
  	}
  
  	wpa_printf(MSG_DEBUG, "CTRL_IFACE FT_DS " MACSTR, MAC2STR(target_ap));
  
  	bss = wpa_bss_get_bssid(wpa_s, target_ap);
  	if (bss)
  		mdie = wpa_bss_get_ie(bss, WLAN_EID_MOBILITY_DOMAIN);
  	else
  		mdie = NULL;
  
  	return wpa_ft_start_over_ds(wpa_s->wpa, target_ap, mdie);
  }
  #endif /* CONFIG_IEEE80211R */
  
  
  #ifdef CONFIG_WPS
  static int wpa_supplicant_ctrl_iface_wps_pbc(struct wpa_supplicant *wpa_s,
  					     char *cmd)
  {
  	u8 bssid[ETH_ALEN], *_bssid = bssid;
  #ifdef CONFIG_P2P
  	u8 p2p_dev_addr[ETH_ALEN];
  #endif /* CONFIG_P2P */
  #ifdef CONFIG_AP
  	u8 *_p2p_dev_addr = NULL;
  #endif /* CONFIG_AP */
  	char *pos;
  	int multi_ap = 0;
  
  	if (!cmd || os_strcmp(cmd, "any") == 0 ||
  	    os_strncmp(cmd, "any ", 4) == 0) {
  		_bssid = NULL;
  #ifdef CONFIG_P2P
  	} else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
  		if (hwaddr_aton(cmd + 13, p2p_dev_addr)) {
  			wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid "
  				   "P2P Device Address '%s'",
  				   cmd + 13);
  			return -1;
  		}
  		_p2p_dev_addr = p2p_dev_addr;
  #endif /* CONFIG_P2P */
  	} else if (os_strncmp(cmd, "multi_ap=", 9) == 0) {
  		_bssid = NULL;
  		multi_ap = atoi(cmd + 9);
  	} else if (hwaddr_aton(cmd, bssid)) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PBC: invalid BSSID '%s'",
  			   cmd);
  		return -1;
  	}
  
  	if (cmd) {
  		pos = os_strstr(cmd, " multi_ap=");
  		if (pos) {
  			pos += 10;
  			multi_ap = atoi(pos);
  		}
  	}
  
  #ifdef CONFIG_AP
  	if (wpa_s->ap_iface)
  		return wpa_supplicant_ap_wps_pbc(wpa_s, _bssid, _p2p_dev_addr);
  #endif /* CONFIG_AP */
  
  	return wpas_wps_start_pbc(wpa_s, _bssid, 0, multi_ap);
  }
  
  
  static int wpa_supplicant_ctrl_iface_wps_pin(struct wpa_supplicant *wpa_s,
  					     char *cmd, char *buf,
  					     size_t buflen)
  {
  	u8 bssid[ETH_ALEN], *_bssid = bssid;
  	char *pin;
  	int ret;
  
  	pin = os_strchr(cmd, ' ');
  	if (pin)
  		*pin++ = '\0';
  
  	if (os_strcmp(cmd, "any") == 0)
  		_bssid = NULL;
  	else if (os_strcmp(cmd, "get") == 0) {
  		if (wps_generate_pin((unsigned int *) &ret) < 0)
  			return -1;
  		goto done;
  	} else if (hwaddr_aton(cmd, bssid)) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_PIN: invalid BSSID '%s'",
  			   cmd);
  		return -1;
  	}
  
  #ifdef CONFIG_AP
  	if (wpa_s->ap_iface) {
  		int timeout = 0;
  		char *pos;
  
  		if (pin) {
  			pos = os_strchr(pin, ' ');
  			if (pos) {
  				*pos++ = '\0';
  				timeout = atoi(pos);
  			}
  		}
  
  		return wpa_supplicant_ap_wps_pin(wpa_s, _bssid, pin,
  						 buf, buflen, timeout);
  	}
  #endif /* CONFIG_AP */
  
  	if (pin) {
  		ret = wpas_wps_start_pin(wpa_s, _bssid, pin, 0,
  					 DEV_PW_DEFAULT);
  		if (ret < 0)
  			return -1;
  		ret = os_snprintf(buf, buflen, "%s", pin);
  		if (os_snprintf_error(buflen, ret))
  			return -1;
  		return ret;
  	}
  
  	ret = wpas_wps_start_pin(wpa_s, _bssid, NULL, 0, DEV_PW_DEFAULT);
  	if (ret < 0)
  		return -1;
  
  done:
  	/* Return the generated PIN */
  	ret = os_snprintf(buf, buflen, "%08d", ret);
  	if (os_snprintf_error(buflen, ret))
  		return -1;
  	return ret;
  }
  
  
  static int wpa_supplicant_ctrl_iface_wps_check_pin(
  	struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
  {
  	char pin[9];
  	size_t len;
  	char *pos;
  	int ret;
  
  	wpa_hexdump_ascii_key(MSG_DEBUG, "WPS_CHECK_PIN",
  			      (u8 *) cmd, os_strlen(cmd));
  	for (pos = cmd, len = 0; *pos != '\0'; pos++) {
  		if (*pos < '0' || *pos > '9')
  			continue;
  		pin[len++] = *pos;
  		if (len == 9) {
  			wpa_printf(MSG_DEBUG, "WPS: Too long PIN");
  			return -1;
  		}
  	}
  	if (len != 4 && len != 8) {
  		wpa_printf(MSG_DEBUG, "WPS: Invalid PIN length %d", (int) len);
  		return -1;
  	}
  	pin[len] = '\0';
  
  	if (len == 8) {
  		unsigned int pin_val;
  		pin_val = atoi(pin);
  		if (!wps_pin_valid(pin_val)) {
  			wpa_printf(MSG_DEBUG, "WPS: Invalid checksum digit");
  			ret = os_snprintf(buf, buflen, "FAIL-CHECKSUM\n");
  			if (os_snprintf_error(buflen, ret))
  				return -1;
  			return ret;
  		}
  	}
  
  	ret = os_snprintf(buf, buflen, "%s", pin);
  	if (os_snprintf_error(buflen, ret))
  		return -1;
  
  	return ret;
  }
  
  
  #ifdef CONFIG_WPS_NFC
  
  static int wpa_supplicant_ctrl_iface_wps_nfc(struct wpa_supplicant *wpa_s,
  					     char *cmd)
  {
  	u8 bssid[ETH_ALEN], *_bssid = bssid;
  
  	if (cmd == NULL || cmd[0] == '\0')
  		_bssid = NULL;
  	else if (hwaddr_aton(cmd, bssid))
  		return -1;
  
  	return wpas_wps_start_nfc(wpa_s, NULL, _bssid, NULL, 0, 0, NULL, NULL,
  				  0, 0);
  }
  
  
  static int wpa_supplicant_ctrl_iface_wps_nfc_config_token(
  	struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
  {
  	int ndef;
  	struct wpabuf *buf;
  	int res;
  	char *pos;
  
  	pos = os_strchr(cmd, ' ');
  	if (pos)
  		*pos++ = '\0';
  	if (os_strcmp(cmd, "WPS") == 0)
  		ndef = 0;
  	else if (os_strcmp(cmd, "NDEF") == 0)
  		ndef = 1;
  	else
  		return -1;
  
  	buf = wpas_wps_nfc_config_token(wpa_s, ndef, pos);
  	if (buf == NULL)
  		return -1;
  
  	res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
  					 wpabuf_len(buf));
  	reply[res++] = '\n';
  	reply[res] = '\0';
  
  	wpabuf_free(buf);
  
  	return res;
  }
  
  
  static int wpa_supplicant_ctrl_iface_wps_nfc_token(
  	struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
  {
  	int ndef;
  	struct wpabuf *buf;
  	int res;
  
  	if (os_strcmp(cmd, "WPS") == 0)
  		ndef = 0;
  	else if (os_strcmp(cmd, "NDEF") == 0)
  		ndef = 1;
  	else
  		return -1;
  
  	buf = wpas_wps_nfc_token(wpa_s, ndef);
  	if (buf == NULL)
  		return -1;
  
  	res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
  					 wpabuf_len(buf));
  	reply[res++] = '\n';
  	reply[res] = '\0';
  
  	wpabuf_free(buf);
  
  	return res;
  }
  
  
  static int wpa_supplicant_ctrl_iface_wps_nfc_tag_read(
  	struct wpa_supplicant *wpa_s, char *pos)
  {
  	size_t len;
  	struct wpabuf *buf;
  	int ret;
  	char *freq;
  	int forced_freq = 0;
  
  	freq = strstr(pos, " freq=");
  	if (freq) {
  		*freq = '\0';
  		freq += 6;
  		forced_freq = atoi(freq);
  	}
  
  	len = os_strlen(pos);
  	if (len & 0x01)
  		return -1;
  	len /= 2;
  
  	buf = wpabuf_alloc(len);
  	if (buf == NULL)
  		return -1;
  	if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
  		wpabuf_free(buf);
  		return -1;
  	}
  
  	ret = wpas_wps_nfc_tag_read(wpa_s, buf, forced_freq);
  	wpabuf_free(buf);
  
  	return ret;
  }
  
  
  static int wpas_ctrl_nfc_get_handover_req_wps(struct wpa_supplicant *wpa_s,
  					      char *reply, size_t max_len,
  					      int ndef)
  {
  	struct wpabuf *buf;
  	int res;
  
  	buf = wpas_wps_nfc_handover_req(wpa_s, ndef);
  	if (buf == NULL)
  		return -1;
  
  	res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
  					 wpabuf_len(buf));
  	reply[res++] = '\n';
  	reply[res] = '\0';
  
  	wpabuf_free(buf);
  
  	return res;
  }
  
  
  #ifdef CONFIG_P2P
  static int wpas_ctrl_nfc_get_handover_req_p2p(struct wpa_supplicant *wpa_s,
  					      char *reply, size_t max_len,
  					      int ndef)
  {
  	struct wpabuf *buf;
  	int res;
  
  	buf = wpas_p2p_nfc_handover_req(wpa_s, ndef);
  	if (buf == NULL) {
  		wpa_printf(MSG_DEBUG, "P2P: Could not generate NFC handover request");
  		return -1;
  	}
  
  	res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
  					 wpabuf_len(buf));
  	reply[res++] = '\n';
  	reply[res] = '\0';
  
  	wpabuf_free(buf);
  
  	return res;
  }
  #endif /* CONFIG_P2P */
  
  
  static int wpas_ctrl_nfc_get_handover_req(struct wpa_supplicant *wpa_s,
  					  char *cmd, char *reply,
  					  size_t max_len)
  {
  	char *pos;
  	int ndef;
  
  	pos = os_strchr(cmd, ' ');
  	if (pos == NULL)
  		return -1;
  	*pos++ = '\0';
  
  	if (os_strcmp(cmd, "WPS") == 0)
  		ndef = 0;
  	else if (os_strcmp(cmd, "NDEF") == 0)
  		ndef = 1;
  	else
  		return -1;
  
  	if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
  		if (!ndef)
  			return -1;
  		return wpas_ctrl_nfc_get_handover_req_wps(
  			wpa_s, reply, max_len, ndef);
  	}
  
  #ifdef CONFIG_P2P
  	if (os_strcmp(pos, "P2P-CR") == 0) {
  		return wpas_ctrl_nfc_get_handover_req_p2p(
  			wpa_s, reply, max_len, ndef);
  	}
  #endif /* CONFIG_P2P */
  
  	return -1;
  }
  
  
  static int wpas_ctrl_nfc_get_handover_sel_wps(struct wpa_supplicant *wpa_s,
  					      char *reply, size_t max_len,
  					      int ndef, int cr, char *uuid)
  {
  	struct wpabuf *buf;
  	int res;
  
  	buf = wpas_wps_nfc_handover_sel(wpa_s, ndef, cr, uuid);
  	if (buf == NULL)
  		return -1;
  
  	res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
  					 wpabuf_len(buf));
  	reply[res++] = '\n';
  	reply[res] = '\0';
  
  	wpabuf_free(buf);
  
  	return res;
  }
  
  
  #ifdef CONFIG_P2P
  static int wpas_ctrl_nfc_get_handover_sel_p2p(struct wpa_supplicant *wpa_s,
  					      char *reply, size_t max_len,
  					      int ndef, int tag)
  {
  	struct wpabuf *buf;
  	int res;
  
  	buf = wpas_p2p_nfc_handover_sel(wpa_s, ndef, tag);
  	if (buf == NULL)
  		return -1;
  
  	res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
  					 wpabuf_len(buf));
  	reply[res++] = '\n';
  	reply[res] = '\0';
  
  	wpabuf_free(buf);
  
  	return res;
  }
  #endif /* CONFIG_P2P */
  
  
  static int wpas_ctrl_nfc_get_handover_sel(struct wpa_supplicant *wpa_s,
  					  char *cmd, char *reply,
  					  size_t max_len)
  {
  	char *pos, *pos2;
  	int ndef;
  
  	pos = os_strchr(cmd, ' ');
  	if (pos == NULL)
  		return -1;
  	*pos++ = '\0';
  
  	if (os_strcmp(cmd, "WPS") == 0)
  		ndef = 0;
  	else if (os_strcmp(cmd, "NDEF") == 0)
  		ndef = 1;
  	else
  		return -1;
  
  	pos2 = os_strchr(pos, ' ');
  	if (pos2)
  		*pos2++ = '\0';
  	if (os_strcmp(pos, "WPS") == 0 || os_strcmp(pos, "WPS-CR") == 0) {
  		if (!ndef)
  			return -1;
  		return wpas_ctrl_nfc_get_handover_sel_wps(
  			wpa_s, reply, max_len, ndef,
  			os_strcmp(pos, "WPS-CR") == 0, pos2);
  	}
  
  #ifdef CONFIG_P2P
  	if (os_strcmp(pos, "P2P-CR") == 0) {
  		return wpas_ctrl_nfc_get_handover_sel_p2p(
  			wpa_s, reply, max_len, ndef, 0);
  	}
  
  	if (os_strcmp(pos, "P2P-CR-TAG") == 0) {
  		return wpas_ctrl_nfc_get_handover_sel_p2p(
  			wpa_s, reply, max_len, ndef, 1);
  	}
  #endif /* CONFIG_P2P */
  
  	return -1;
  }
  
  
  static int wpas_ctrl_nfc_report_handover(struct wpa_supplicant *wpa_s,
  					 char *cmd)
  {
  	size_t len;
  	struct wpabuf *req, *sel;
  	int ret;
  	char *pos, *role, *type, *pos2;
  #ifdef CONFIG_P2P
  	char *freq;
  	int forced_freq = 0;
  
  	freq = strstr(cmd, " freq=");
  	if (freq) {
  		*freq = '\0';
  		freq += 6;
  		forced_freq = atoi(freq);
  	}
  #endif /* CONFIG_P2P */
  
  	role = cmd;
  	pos = os_strchr(role, ' ');
  	if (pos == NULL) {
  		wpa_printf(MSG_DEBUG, "NFC: Missing type in handover report");
  		return -1;
  	}
  	*pos++ = '\0';
  
  	type = pos;
  	pos = os_strchr(type, ' ');
  	if (pos == NULL) {
  		wpa_printf(MSG_DEBUG, "NFC: Missing request message in handover report");
  		return -1;
  	}
  	*pos++ = '\0';
  
  	pos2 = os_strchr(pos, ' ');
  	if (pos2 == NULL) {
  		wpa_printf(MSG_DEBUG, "NFC: Missing select message in handover report");
  		return -1;
  	}
  	*pos2++ = '\0';
  
  	len = os_strlen(pos);
  	if (len & 0x01) {
  		wpa_printf(MSG_DEBUG, "NFC: Invalid request message length in handover report");
  		return -1;
  	}
  	len /= 2;
  
  	req = wpabuf_alloc(len);
  	if (req == NULL) {
  		wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for request message");
  		return -1;
  	}
  	if (hexstr2bin(pos, wpabuf_put(req, len), len) < 0) {
  		wpa_printf(MSG_DEBUG, "NFC: Invalid request message hexdump in handover report");
  		wpabuf_free(req);
  		return -1;
  	}
  
  	len = os_strlen(pos2);
  	if (len & 0x01) {
  		wpa_printf(MSG_DEBUG, "NFC: Invalid select message length in handover report");
  		wpabuf_free(req);
  		return -1;
  	}
  	len /= 2;
  
  	sel = wpabuf_alloc(len);
  	if (sel == NULL) {
  		wpa_printf(MSG_DEBUG, "NFC: Failed to allocate memory for select message");
  		wpabuf_free(req);
  		return -1;
  	}
  	if (hexstr2bin(pos2, wpabuf_put(sel, len), len) < 0) {
  		wpa_printf(MSG_DEBUG, "NFC: Invalid select message hexdump in handover report");
  		wpabuf_free(req);
  		wpabuf_free(sel);
  		return -1;
  	}
  
  	wpa_printf(MSG_DEBUG, "NFC: Connection handover reported - role=%s type=%s req_len=%d sel_len=%d",
  		   role, type, (int) wpabuf_len(req), (int) wpabuf_len(sel));
  
  	if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "WPS") == 0) {
  		ret = wpas_wps_nfc_report_handover(wpa_s, req, sel);
  #ifdef CONFIG_AP
  	} else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "WPS") == 0)
  	{
  		ret = wpas_ap_wps_nfc_report_handover(wpa_s, req, sel);
  		if (ret < 0)
  			ret = wpas_er_wps_nfc_report_handover(wpa_s, req, sel);
  #endif /* CONFIG_AP */
  #ifdef CONFIG_P2P
  	} else if (os_strcmp(role, "INIT") == 0 && os_strcmp(type, "P2P") == 0)
  	{
  		ret = wpas_p2p_nfc_report_handover(wpa_s, 1, req, sel, 0);
  	} else if (os_strcmp(role, "RESP") == 0 && os_strcmp(type, "P2P") == 0)
  	{
  		ret = wpas_p2p_nfc_report_handover(wpa_s, 0, req, sel,
  						   forced_freq);
  #endif /* CONFIG_P2P */
  	} else {
  		wpa_printf(MSG_DEBUG, "NFC: Unsupported connection handover "
  			   "reported: role=%s type=%s", role, type);
  		ret = -1;
  	}
  	wpabuf_free(req);
  	wpabuf_free(sel);
  
  	if (ret)
  		wpa_printf(MSG_DEBUG, "NFC: Failed to process reported handover messages");
  
  	return ret;
  }
  
  #endif /* CONFIG_WPS_NFC */
  
  
  static int wpa_supplicant_ctrl_iface_wps_reg(struct wpa_supplicant *wpa_s,
  					     char *cmd)
  {
  	u8 bssid[ETH_ALEN];
  	char *pin;
  	char *new_ssid;
  	char *new_auth;
  	char *new_encr;
  	char *new_key;
  	struct wps_new_ap_settings ap;
  
  	pin = os_strchr(cmd, ' ');
  	if (pin == NULL)
  		return -1;
  	*pin++ = '\0';
  
  	if (hwaddr_aton(cmd, bssid)) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE WPS_REG: invalid BSSID '%s'",
  			   cmd);
  		return -1;
  	}
  
  	new_ssid = os_strchr(pin, ' ');
  	if (new_ssid == NULL)
  		return wpas_wps_start_reg(wpa_s, bssid, pin, NULL);
  	*new_ssid++ = '\0';
  
  	new_auth = os_strchr(new_ssid, ' ');
  	if (new_auth == NULL)
  		return -1;
  	*new_auth++ = '\0';
  
  	new_encr = os_strchr(new_auth, ' ');
  	if (new_encr == NULL)
  		return -1;
  	*new_encr++ = '\0';
  
  	new_key = os_strchr(new_encr, ' ');
  	if (new_key == NULL)
  		return -1;
  	*new_key++ = '\0';
  
  	os_memset(&ap, 0, sizeof(ap));
  	ap.ssid_hex = new_ssid;
  	ap.auth = new_auth;
  	ap.encr = new_encr;
  	ap.key_hex = new_key;
  	return wpas_wps_start_reg(wpa_s, bssid, pin, &ap);
  }
  
  
  #ifdef CONFIG_AP
  static int wpa_supplicant_ctrl_iface_wps_ap_pin(struct wpa_supplicant *wpa_s,
  						char *cmd, char *buf,
  						size_t buflen)
  {
  	int timeout = 300;
  	char *pos;
  	const char *pin_txt;
  
  	if (!wpa_s->ap_iface)
  		return -1;
  
  	pos = os_strchr(cmd, ' ');
  	if (pos)
  		*pos++ = '\0';
  
  	if (os_strcmp(cmd, "disable") == 0) {
  		wpas_wps_ap_pin_disable(wpa_s);
  		return os_snprintf(buf, buflen, "OK\n");
  	}
  
  	if (os_strcmp(cmd, "random") == 0) {
  		if (pos)
  			timeout = atoi(pos);
  		pin_txt = wpas_wps_ap_pin_random(wpa_s, timeout);
  		if (pin_txt == NULL)
  			return -1;
  		return os_snprintf(buf, buflen, "%s", pin_txt);
  	}
  
  	if (os_strcmp(cmd, "get") == 0) {
  		pin_txt = wpas_wps_ap_pin_get(wpa_s);
  		if (pin_txt == NULL)
  			return -1;
  		return os_snprintf(buf, buflen, "%s", pin_txt);
  	}
  
  	if (os_strcmp(cmd, "set") == 0) {
  		char *pin;
  		if (pos == NULL)
  			return -1;
  		pin = pos;
  		pos = os_strchr(pos, ' ');
  		if (pos) {
  			*pos++ = '\0';
  			timeout = atoi(pos);
  		}
  		if (os_strlen(pin) > buflen)
  			return -1;
  		if (wpas_wps_ap_pin_set(wpa_s, pin, timeout) < 0)
  			return -1;
  		return os_snprintf(buf, buflen, "%s", pin);
  	}
  
  	return -1;
  }
  #endif /* CONFIG_AP */
  
  
  #ifdef CONFIG_WPS_ER
  static int wpa_supplicant_ctrl_iface_wps_er_pin(struct wpa_supplicant *wpa_s,
  						char *cmd)
  {
  	char *uuid = cmd, *pin, *pos;
  	u8 addr_buf[ETH_ALEN], *addr = NULL;
  	pin = os_strchr(uuid, ' ');
  	if (pin == NULL)
  		return -1;
  	*pin++ = '\0';
  	pos = os_strchr(pin, ' ');
  	if (pos) {
  		*pos++ = '\0';
  		if (hwaddr_aton(pos, addr_buf) == 0)
  			addr = addr_buf;
  	}
  	return wpas_wps_er_add_pin(wpa_s, addr, uuid, pin);
  }
  
  
  static int wpa_supplicant_ctrl_iface_wps_er_learn(struct wpa_supplicant *wpa_s,
  						  char *cmd)
  {
  	char *uuid = cmd, *pin;
  	pin = os_strchr(uuid, ' ');
  	if (pin == NULL)
  		return -1;
  	*pin++ = '\0';
  	return wpas_wps_er_learn(wpa_s, uuid, pin);
  }
  
  
  static int wpa_supplicant_ctrl_iface_wps_er_set_config(
  	struct wpa_supplicant *wpa_s, char *cmd)
  {
  	char *uuid = cmd, *id;
  	id = os_strchr(uuid, ' ');
  	if (id == NULL)
  		return -1;
  	*id++ = '\0';
  	return wpas_wps_er_set_config(wpa_s, uuid, atoi(id));
  }
  
  
  static int wpa_supplicant_ctrl_iface_wps_er_config(
  	struct wpa_supplicant *wpa_s, char *cmd)
  {
  	char *pin;
  	char *new_ssid;
  	char *new_auth;
  	char *new_encr;
  	char *new_key;
  	struct wps_new_ap_settings ap;
  
  	pin = os_strchr(cmd, ' ');
  	if (pin == NULL)
  		return -1;
  	*pin++ = '\0';
  
  	new_ssid = os_strchr(pin, ' ');
  	if (new_ssid == NULL)
  		return -1;
  	*new_ssid++ = '\0';
  
  	new_auth = os_strchr(new_ssid, ' ');
  	if (new_auth == NULL)
  		return -1;
  	*new_auth++ = '\0';
  
  	new_encr = os_strchr(new_auth, ' ');
  	if (new_encr == NULL)
  		return -1;
  	*new_encr++ = '\0';
  
  	new_key = os_strchr(new_encr, ' ');
  	if (new_key == NULL)
  		return -1;
  	*new_key++ = '\0';
  
  	os_memset(&ap, 0, sizeof(ap));
  	ap.ssid_hex = new_ssid;
  	ap.auth = new_auth;
  	ap.encr = new_encr;
  	ap.key_hex = new_key;
  	return wpas_wps_er_config(wpa_s, cmd, pin, &ap);
  }
  
  
  #ifdef CONFIG_WPS_NFC
  static int wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
  	struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
  {
  	int ndef;
  	struct wpabuf *buf;
  	int res;
  	char *uuid;
  
  	uuid = os_strchr(cmd, ' ');
  	if (uuid == NULL)
  		return -1;
  	*uuid++ = '\0';
  
  	if (os_strcmp(cmd, "WPS") == 0)
  		ndef = 0;
  	else if (os_strcmp(cmd, "NDEF") == 0)
  		ndef = 1;
  	else
  		return -1;
  
  	buf = wpas_wps_er_nfc_config_token(wpa_s, ndef, uuid);
  	if (buf == NULL)
  		return -1;
  
  	res = wpa_snprintf_hex_uppercase(reply, max_len, wpabuf_head(buf),
  					 wpabuf_len(buf));
  	reply[res++] = '\n';
  	reply[res] = '\0';
  
  	wpabuf_free(buf);
  
  	return res;
  }
  #endif /* CONFIG_WPS_NFC */
  #endif /* CONFIG_WPS_ER */
  
  #endif /* CONFIG_WPS */
  
  
  #ifdef CONFIG_IBSS_RSN
  static int wpa_supplicant_ctrl_iface_ibss_rsn(
  	struct wpa_supplicant *wpa_s, char *addr)
  {
  	u8 peer[ETH_ALEN];
  
  	if (hwaddr_aton(addr, peer)) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN: invalid "
  			   "address '%s'", addr);
  		return -1;
  	}
  
  	wpa_printf(MSG_DEBUG, "CTRL_IFACE IBSS_RSN " MACSTR,
  		   MAC2STR(peer));
  
  	return ibss_rsn_start(wpa_s->ibss_rsn, peer);
  }
  #endif /* CONFIG_IBSS_RSN */
  
  
  static int wpa_supplicant_ctrl_iface_ctrl_rsp(struct wpa_supplicant *wpa_s,
  					      char *rsp)
  {
  #ifdef IEEE8021X_EAPOL
  	char *pos, *id_pos;
  	int id;
  	struct wpa_ssid *ssid;
  
  	pos = os_strchr(rsp, '-');
  	if (pos == NULL)
  		return -1;
  	*pos++ = '\0';
  	id_pos = pos;
  	pos = os_strchr(pos, ':');
  	if (pos == NULL)
  		return -1;
  	*pos++ = '\0';
  	id = atoi(id_pos);
  	wpa_printf(MSG_DEBUG, "CTRL_IFACE: field=%s id=%d", rsp, id);
  	wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
  			      (u8 *) pos, os_strlen(pos));
  
  	ssid = wpa_config_get_network(wpa_s->conf, id);
  	if (ssid == NULL) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
  			   "to update", id);
  		return -1;
  	}
  
  	return wpa_supplicant_ctrl_iface_ctrl_rsp_handle(wpa_s, ssid, rsp,
  							 pos);
  #else /* IEEE8021X_EAPOL */
  	wpa_printf(MSG_DEBUG, "CTRL_IFACE: 802.1X not included");
  	return -1;
  #endif /* IEEE8021X_EAPOL */
  }
  
  
  static int wpa_supplicant_ctrl_iface_status(struct wpa_supplicant *wpa_s,
  					    const char *params,
  					    char *buf, size_t buflen)
  {
  	char *pos, *end, tmp[30];
  	int res, verbose, wps, ret;
  #ifdef CONFIG_HS20
  	const u8 *hs20;
  #endif /* CONFIG_HS20 */
  	const u8 *sess_id;
  	size_t sess_id_len;
  
  	if (os_strcmp(params, "-DRIVER") == 0)
  		return wpa_drv_status(wpa_s, buf, buflen);
  	verbose = os_strcmp(params, "-VERBOSE") == 0;
  	wps = os_strcmp(params, "-WPS") == 0;
  	pos = buf;
  	end = buf + buflen;
  	if (wpa_s->wpa_state >= WPA_ASSOCIATED) {
  		struct wpa_ssid *ssid = wpa_s->current_ssid;
  		ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
  				  MAC2STR(wpa_s->bssid));
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  		ret = os_snprintf(pos, end - pos, "freq=%u\n",
  				  wpa_s->assoc_freq);
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  		if (ssid) {
  			u8 *_ssid = ssid->ssid;
  			size_t ssid_len = ssid->ssid_len;
  			u8 ssid_buf[SSID_MAX_LEN];
  			if (ssid_len == 0) {
  				int _res = wpa_drv_get_ssid(wpa_s, ssid_buf);
  				if (_res < 0)
  					ssid_len = 0;
  				else
  					ssid_len = _res;
  				_ssid = ssid_buf;
  			}
  			ret = os_snprintf(pos, end - pos, "ssid=%s\nid=%d\n",
  					  wpa_ssid_txt(_ssid, ssid_len),
  					  ssid->id);
  			if (os_snprintf_error(end - pos, ret))
  				return pos - buf;
  			pos += ret;
  
  			if (wps && ssid->passphrase &&
  			    wpa_key_mgmt_wpa_psk(ssid->key_mgmt) &&
  			    (ssid->mode == WPAS_MODE_AP ||
  			     ssid->mode == WPAS_MODE_P2P_GO)) {
  				ret = os_snprintf(pos, end - pos,
  						  "passphrase=%s\n",
  						  ssid->passphrase);
  				if (os_snprintf_error(end - pos, ret))
  					return pos - buf;
  				pos += ret;
  			}
  			if (ssid->id_str) {
  				ret = os_snprintf(pos, end - pos,
  						  "id_str=%s\n",
  						  ssid->id_str);
  				if (os_snprintf_error(end - pos, ret))
  					return pos - buf;
  				pos += ret;
  			}
  
  			switch (ssid->mode) {
  			case WPAS_MODE_INFRA:
  				ret = os_snprintf(pos, end - pos,
  						  "mode=station\n");
  				break;
  			case WPAS_MODE_IBSS:
  				ret = os_snprintf(pos, end - pos,
  						  "mode=IBSS\n");
  				break;
  			case WPAS_MODE_AP:
  				ret = os_snprintf(pos, end - pos,
  						  "mode=AP\n");
  				break;
  			case WPAS_MODE_P2P_GO:
  				ret = os_snprintf(pos, end - pos,
  						  "mode=P2P GO\n");
  				break;
  			case WPAS_MODE_P2P_GROUP_FORMATION:
  				ret = os_snprintf(pos, end - pos,
  						  "mode=P2P GO - group "
  						  "formation\n");
  				break;
  			case WPAS_MODE_MESH:
  				ret = os_snprintf(pos, end - pos,
  						  "mode=mesh\n");
  				break;
  			default:
  				ret = 0;
  				break;
  			}
  			if (os_snprintf_error(end - pos, ret))
  				return pos - buf;
  			pos += ret;
  		}
  
  		if (wpa_s->connection_set &&
  		    (wpa_s->connection_ht || wpa_s->connection_vht ||
  		     wpa_s->connection_he)) {
  			ret = os_snprintf(pos, end - pos,
  					  "wifi_generation=%u\n",
  					  wpa_s->connection_he ? 6 :
  					  (wpa_s->connection_vht ? 5 : 4));
  			if (os_snprintf_error(end - pos, ret))
  				return pos - buf;
  			pos += ret;
  		}
  
  #ifdef CONFIG_AP
  		if (wpa_s->ap_iface) {
  			pos += ap_ctrl_iface_wpa_get_status(wpa_s, pos,
  							    end - pos,
  							    verbose);
  		} else
  #endif /* CONFIG_AP */
  		pos += wpa_sm_get_status(wpa_s->wpa, pos, end - pos, verbose);
  	}
  #ifdef CONFIG_SME
  #ifdef CONFIG_SAE
  	if (wpa_s->wpa_state >= WPA_ASSOCIATED &&
  #ifdef CONFIG_AP
  	    !wpa_s->ap_iface &&
  #endif /* CONFIG_AP */
  	    wpa_s->sme.sae.state == SAE_ACCEPTED) {
  		ret = os_snprintf(pos, end - pos, "sae_group=%d\n"
  				  "sae_h2e=%d\n"
  				  "sae_pk=%d\n",
  				  wpa_s->sme.sae.group,
  				  wpa_s->sme.sae.h2e,
  				  wpa_s->sme.sae.pk);
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  #endif /* CONFIG_SAE */
  #endif /* CONFIG_SME */
  	ret = os_snprintf(pos, end - pos, "wpa_state=%s\n",
  			  wpa_supplicant_state_txt(wpa_s->wpa_state));
  	if (os_snprintf_error(end - pos, ret))
  		return pos - buf;
  	pos += ret;
  
  	if (wpa_s->l2 &&
  	    l2_packet_get_ip_addr(wpa_s->l2, tmp, sizeof(tmp)) >= 0) {
  		ret = os_snprintf(pos, end - pos, "ip_address=%s\n", tmp);
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  
  #ifdef CONFIG_P2P
  	if (wpa_s->global->p2p) {
  		ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
  				  "\n", MAC2STR(wpa_s->global->p2p_dev_addr));
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  #endif /* CONFIG_P2P */
  
  	ret = os_snprintf(pos, end - pos, "address=" MACSTR "\n",
  			  MAC2STR(wpa_s->own_addr));
  	if (os_snprintf_error(end - pos, ret))
  		return pos - buf;
  	pos += ret;
  
  #ifdef CONFIG_HS20
  	if (wpa_s->current_bss &&
  	    (hs20 = wpa_bss_get_vendor_ie(wpa_s->current_bss,
  					  HS20_IE_VENDOR_TYPE)) &&
  	    wpa_s->wpa_proto == WPA_PROTO_RSN &&
  	    wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt)) {
  		int release = 1;
  		if (hs20[1] >= 5) {
  			u8 rel_num = (hs20[6] & 0xf0) >> 4;
  			release = rel_num + 1;
  		}
  		ret = os_snprintf(pos, end - pos, "hs20=%d\n", release);
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  
  	if (wpa_s->current_ssid) {
  		struct wpa_cred *cred;
  		char *type;
  
  		for (cred = wpa_s->conf->cred; cred; cred = cred->next) {
  			size_t i;
  
  			if (wpa_s->current_ssid->parent_cred != cred)
  				continue;
  
  			if (cred->provisioning_sp) {
  				ret = os_snprintf(pos, end - pos,
  						  "provisioning_sp=%s\n",
  						  cred->provisioning_sp);
  				if (os_snprintf_error(end - pos, ret))
  					return pos - buf;
  				pos += ret;
  			}
  
  			if (!cred->domain)
  				goto no_domain;
  
  			i = 0;
  			if (wpa_s->current_bss && wpa_s->current_bss->anqp) {
  				struct wpabuf *names =
  					wpa_s->current_bss->anqp->domain_name;
  				for (i = 0; names && i < cred->num_domain; i++)
  				{
  					if (domain_name_list_contains(
  						    names, cred->domain[i], 1))
  						break;
  				}
  				if (i == cred->num_domain)
  					i = 0; /* show first entry by default */
  			}
  			ret = os_snprintf(pos, end - pos, "home_sp=%s\n",
  					  cred->domain[i]);
  			if (os_snprintf_error(end - pos, ret))
  				return pos - buf;
  			pos += ret;
  
  		no_domain:
  			if (wpa_s->current_bss == NULL ||
  			    wpa_s->current_bss->anqp == NULL)
  				res = -1;
  			else
  				res = interworking_home_sp_cred(
  					wpa_s, cred,
  					wpa_s->current_bss->anqp->domain_name);
  			if (res > 0)
  				type = "home";
  			else if (res == 0)
  				type = "roaming";
  			else
  				type = "unknown";
  
  			ret = os_snprintf(pos, end - pos, "sp_type=%s\n", type);
  			if (os_snprintf_error(end - pos, ret))
  				return pos - buf;
  			pos += ret;
  
  			break;
  		}
  	}
  #endif /* CONFIG_HS20 */
  
  	if (wpa_key_mgmt_wpa_ieee8021x(wpa_s->key_mgmt) ||
  	    wpa_s->key_mgmt == WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
  		res = eapol_sm_get_status(wpa_s->eapol, pos, end - pos,
  					  verbose);
  		if (res >= 0)
  			pos += res;
  	}
  
  #ifdef CONFIG_MACSEC
  	res = ieee802_1x_kay_get_status(wpa_s->kay, pos, end - pos);
  	if (res > 0)
  		pos += res;
  #endif /* CONFIG_MACSEC */
  
  	sess_id = eapol_sm_get_session_id(wpa_s->eapol, &sess_id_len);
  	if (sess_id) {
  		char *start = pos;
  
  		ret = os_snprintf(pos, end - pos, "eap_session_id=");
  		if (os_snprintf_error(end - pos, ret))
  			return start - buf;
  		pos += ret;
  		ret = wpa_snprintf_hex(pos, end - pos, sess_id, sess_id_len);
  		if (ret <= 0)
  			return start - buf;
  		pos += ret;
  		ret = os_snprintf(pos, end - pos, "\n");
  		if (os_snprintf_error(end - pos, ret))
  			return start - buf;
  		pos += ret;
  	}
  
  	res = rsn_preauth_get_status(wpa_s->wpa, pos, end - pos, verbose);
  	if (res >= 0)
  		pos += res;
  
  #ifdef CONFIG_WPS
  	{
  		char uuid_str[100];
  		uuid_bin2str(wpa_s->wps->uuid, uuid_str, sizeof(uuid_str));
  		ret = os_snprintf(pos, end - pos, "uuid=%s\n", uuid_str);
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  #endif /* CONFIG_WPS */
  
  	if (wpa_s->ieee80211ac) {
  		ret = os_snprintf(pos, end - pos, "ieee80211ac=1\n");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  
  #ifdef ANDROID
  	/*
  	 * Allow using the STATUS command with default behavior, say for debug,
  	 * i.e., don't generate a "fake" CONNECTION and SUPPLICANT_STATE_CHANGE
  	 * events with STATUS-NO_EVENTS.
  	 */
  	if (os_strcmp(params, "-NO_EVENTS")) {
  		wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_STATE_CHANGE
  			     "id=%d state=%d BSSID=" MACSTR " SSID=%s",
  			     wpa_s->current_ssid ? wpa_s->current_ssid->id : -1,
  			     wpa_s->wpa_state,
  			     MAC2STR(wpa_s->bssid),
  			     wpa_s->current_ssid && wpa_s->current_ssid->ssid ?
  			     wpa_ssid_txt(wpa_s->current_ssid->ssid,
  					  wpa_s->current_ssid->ssid_len) : "");
  		if (wpa_s->wpa_state == WPA_COMPLETED) {
  			struct wpa_ssid *ssid = wpa_s->current_ssid;
  			wpa_msg_ctrl(wpa_s, MSG_INFO, WPA_EVENT_CONNECTED
  				     "- connection to " MACSTR
  				     " completed %s [id=%d id_str=%s]",
  				     MAC2STR(wpa_s->bssid), "(auth)",
  				     ssid ? ssid->id : -1,
  				     ssid && ssid->id_str ? ssid->id_str : "");
  		}
  	}
  #endif /* ANDROID */
  
  	return pos - buf;
  }
  
  
  static int wpa_supplicant_ctrl_iface_bssid(struct wpa_supplicant *wpa_s,
  					   char *cmd)
  {
  	char *pos;
  	int id;
  	struct wpa_ssid *ssid;
  	u8 bssid[ETH_ALEN];
  
  	/* cmd: "<network id> <BSSID>" */
  	pos = os_strchr(cmd, ' ');
  	if (pos == NULL)
  		return -1;
  	*pos++ = '\0';
  	id = atoi(cmd);
  	wpa_printf(MSG_DEBUG, "CTRL_IFACE: id=%d bssid='%s'", id, pos);
  	if (hwaddr_aton(pos, bssid)) {
  		wpa_printf(MSG_DEBUG ,"CTRL_IFACE: invalid BSSID '%s'", pos);
  		return -1;
  	}
  
  	ssid = wpa_config_get_network(wpa_s->conf, id);
  	if (ssid == NULL) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
  			   "to update", id);
  		return -1;
  	}
  
  	os_memcpy(ssid->bssid, bssid, ETH_ALEN);
  	ssid->bssid_set = !is_zero_ether_addr(bssid);
  
  	return 0;
  }
  
  
  static int wpa_supplicant_ctrl_iface_bssid_ignore(struct wpa_supplicant *wpa_s,
  						  char *cmd, char *buf,
  						  size_t buflen)
  {
  	u8 bssid[ETH_ALEN];
  	struct wpa_bssid_ignore *e;
  	char *pos, *end;
  	int ret;
  
  	/* cmd: "BSSID_IGNORE [<BSSID>]" */
  	if (*cmd == '\0') {
  		pos = buf;
  		end = buf + buflen;
  		e = wpa_s->bssid_ignore;
  		while (e) {
  			ret = os_snprintf(pos, end - pos, MACSTR "\n",
  					  MAC2STR(e->bssid));
  			if (os_snprintf_error(end - pos, ret))
  				return pos - buf;
  			pos += ret;
  			e = e->next;
  		}
  		return pos - buf;
  	}
  
  	cmd++;
  	if (os_strncmp(cmd, "clear", 5) == 0) {
  		wpa_bssid_ignore_clear(wpa_s);
  		os_memcpy(buf, "OK\n", 3);
  		return 3;
  	}
  
  	wpa_printf(MSG_DEBUG, "CTRL_IFACE: BSSID_IGNORE bssid='%s'", cmd);
  	if (hwaddr_aton(cmd, bssid)) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE: invalid BSSID '%s'", cmd);
  		return -1;
  	}
  
  	/*
  	 * Add the BSSID twice, so its count will be 2, causing it to be
  	 * skipped when processing scan results.
  	 */
  	ret = wpa_bssid_ignore_add(wpa_s, bssid);
  	if (ret < 0)
  		return -1;
  	ret = wpa_bssid_ignore_add(wpa_s, bssid);
  	if (ret < 0)
  		return -1;
  	os_memcpy(buf, "OK\n", 3);
  	return 3;
  }
  
  
  static int wpa_supplicant_ctrl_iface_log_level(struct wpa_supplicant *wpa_s,
  					       char *cmd, char *buf,
  					       size_t buflen)
  {
  	char *pos, *end, *stamp;
  	int ret;
  
  	/* cmd: "LOG_LEVEL [<level>]" */
  	if (*cmd == '\0') {
  		pos = buf;
  		end = buf + buflen;
  		ret = os_snprintf(pos, end - pos, "Current level: %s\n"
  				  "Timestamp: %d\n",
  				  debug_level_str(wpa_debug_level),
  				  wpa_debug_timestamp);
  		if (os_snprintf_error(end - pos, ret))
  			ret = 0;
  
  		return ret;
  	}
  
  	while (*cmd == ' ')
  		cmd++;
  
  	stamp = os_strchr(cmd, ' ');
  	if (stamp) {
  		*stamp++ = '\0';
  		while (*stamp == ' ') {
  			stamp++;
  		}
  	}
  
  	if (os_strlen(cmd)) {
  		int level = str_to_debug_level(cmd);
  		if (level < 0)
  			return -1;
  		wpa_debug_level = level;
  	}
  
  	if (stamp && os_strlen(stamp))
  		wpa_debug_timestamp = atoi(stamp);
  
  	os_memcpy(buf, "OK\n", 3);
  	return 3;
  }
  
  
  static int wpa_supplicant_ctrl_iface_list_networks(
  	struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
  {
  	char *pos, *end, *prev;
  	struct wpa_ssid *ssid;
  	int ret;
  
  	pos = buf;
  	end = buf + buflen;
  	ret = os_snprintf(pos, end - pos,
  			  "network id / ssid / bssid / flags\n");
  	if (os_snprintf_error(end - pos, ret))
  		return pos - buf;
  	pos += ret;
  
  	ssid = wpa_s->conf->ssid;
  
  	/* skip over ssids until we find next one */
  	if (cmd != NULL && os_strncmp(cmd, "LAST_ID=", 8) == 0) {
  		int last_id = atoi(cmd + 8);
  		if (last_id != -1) {
  			while (ssid != NULL && ssid->id <= last_id) {
  				ssid = ssid->next;
  			}
  		}
  	}
  
  	while (ssid) {
  		prev = pos;
  		ret = os_snprintf(pos, end - pos, "%d\t%s",
  				  ssid->id,
  				  wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
  		if (os_snprintf_error(end - pos, ret))
  			return prev - buf;
  		pos += ret;
  		if (ssid->bssid_set) {
  			ret = os_snprintf(pos, end - pos, "\t" MACSTR,
  					  MAC2STR(ssid->bssid));
  		} else {
  			ret = os_snprintf(pos, end - pos, "\tany");
  		}
  		if (os_snprintf_error(end - pos, ret))
  			return prev - buf;
  		pos += ret;
  		ret = os_snprintf(pos, end - pos, "\t%s%s%s%s",
  				  ssid == wpa_s->current_ssid ?
  				  "[CURRENT]" : "",
  				  ssid->disabled ? "[DISABLED]" : "",
  				  ssid->disabled_until.sec ?
  				  "[TEMP-DISABLED]" : "",
  				  ssid->disabled == 2 ? "[P2P-PERSISTENT]" :
  				  "");
  		if (os_snprintf_error(end - pos, ret))
  			return prev - buf;
  		pos += ret;
  		ret = os_snprintf(pos, end - pos, "\n");
  		if (os_snprintf_error(end - pos, ret))
  			return prev - buf;
  		pos += ret;
  
  		ssid = ssid->next;
  	}
  
  	return pos - buf;
  }
  
  
  static char * wpa_supplicant_cipher_txt(char *pos, char *end, int cipher)
  {
  	int ret;
  	ret = os_snprintf(pos, end - pos, "-");
  	if (os_snprintf_error(end - pos, ret))
  		return pos;
  	pos += ret;
  	ret = wpa_write_ciphers(pos, end, cipher, "+");
  	if (ret < 0)
  		return pos;
  	pos += ret;
  	return pos;
  }
  
  
  static char * wpa_supplicant_ie_txt(char *pos, char *end, const char *proto,
  				    const u8 *ie, size_t ie_len)
  {
  	struct wpa_ie_data data;
  	char *start;
  	int ret;
  
  	ret = os_snprintf(pos, end - pos, "[%s-", proto);
  	if (os_snprintf_error(end - pos, ret))
  		return pos;
  	pos += ret;
  
  	if (wpa_parse_wpa_ie(ie, ie_len, &data) < 0) {
  		ret = os_snprintf(pos, end - pos, "?]");
  		if (os_snprintf_error(end - pos, ret))
  			return pos;
  		pos += ret;
  		return pos;
  	}
  
  	start = pos;
  	if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X) {
  		ret = os_snprintf(pos, end - pos, "%sEAP",
  				  pos == start ? "" : "+");
  		if (os_snprintf_error(end - pos, ret))
  			return pos;
  		pos += ret;
  	}
  	if (data.key_mgmt & WPA_KEY_MGMT_PSK) {
  		ret = os_snprintf(pos, end - pos, "%sPSK",
  				  pos == start ? "" : "+");
  		if (os_snprintf_error(end - pos, ret))
  			return pos;
  		pos += ret;
  	}
  	if (data.key_mgmt & WPA_KEY_MGMT_WPA_NONE) {
  		ret = os_snprintf(pos, end - pos, "%sNone",
  				  pos == start ? "" : "+");
  		if (os_snprintf_error(end - pos, ret))
  			return pos;
  		pos += ret;
  	}
  	if (data.key_mgmt & WPA_KEY_MGMT_SAE) {
  		ret = os_snprintf(pos, end - pos, "%sSAE",
  				  pos == start ? "" : "+");
  		if (os_snprintf_error(end - pos, ret))
  			return pos;
  		pos += ret;
  	}
  #ifdef CONFIG_IEEE80211R
  	if (data.key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X) {
  		ret = os_snprintf(pos, end - pos, "%sFT/EAP",
  				  pos == start ? "" : "+");
  		if (os_snprintf_error(end - pos, ret))
  			return pos;
  		pos += ret;
  	}
  	if (data.key_mgmt & WPA_KEY_MGMT_FT_PSK) {
  		ret = os_snprintf(pos, end - pos, "%sFT/PSK",
  				  pos == start ? "" : "+");
  		if (os_snprintf_error(end - pos, ret))
  			return pos;
  		pos += ret;
  	}
  	if (data.key_mgmt & WPA_KEY_MGMT_FT_SAE) {
  		ret = os_snprintf(pos, end - pos, "%sFT/SAE",
  				  pos == start ? "" : "+");
  		if (os_snprintf_error(end - pos, ret))
  			return pos;
  		pos += ret;
  	}
  #endif /* CONFIG_IEEE80211R */
  	if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256) {
  		ret = os_snprintf(pos, end - pos, "%sEAP-SHA256",
  				  pos == start ? "" : "+");
  		if (os_snprintf_error(end - pos, ret))
  			return pos;
  		pos += ret;
  	}
  	if (data.key_mgmt & WPA_KEY_MGMT_PSK_SHA256) {
  		ret = os_snprintf(pos, end - pos, "%sPSK-SHA256",
  				  pos == start ? "" : "+");
  		if (os_snprintf_error(end - pos, ret))
  			return pos;
  		pos += ret;
  	}
  
  #ifdef CONFIG_SUITEB
  	if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B) {
  		ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B",
  				  pos == start ? "" : "+");
  		if (os_snprintf_error(end - pos, ret))
  			return pos;
  		pos += ret;
  	}
  #endif /* CONFIG_SUITEB */
  
  #ifdef CONFIG_SUITEB192
  	if (data.key_mgmt & WPA_KEY_MGMT_IEEE8021X_SUITE_B_192) {
  		ret = os_snprintf(pos, end - pos, "%sEAP-SUITE-B-192",
  				  pos == start ? "" : "+");
  		if (os_snprintf_error(end - pos, ret))
  			return pos;
  		pos += ret;
  	}
  #endif /* CONFIG_SUITEB192 */
  
  #ifdef CONFIG_FILS
  	if (data.key_mgmt & WPA_KEY_MGMT_FILS_SHA256) {
  		ret = os_snprintf(pos, end - pos, "%sFILS-SHA256",
  				  pos == start ? "" : "+");
  		if (os_snprintf_error(end - pos, ret))
  			return pos;
  		pos += ret;
  	}
  	if (data.key_mgmt & WPA_KEY_MGMT_FILS_SHA384) {
  		ret = os_snprintf(pos, end - pos, "%sFILS-SHA384",
  				  pos == start ? "" : "+");
  		if (os_snprintf_error(end - pos, ret))
  			return pos;
  		pos += ret;
  	}
  #ifdef CONFIG_IEEE80211R
  	if (data.key_mgmt & WPA_KEY_MGMT_FT_FILS_SHA256) {
  		ret = os_snprintf(pos, end - pos, "%sFT-FILS-SHA256",
  				  pos == start ? "" : "+");
  		if (os_snprintf_error(end - pos, ret))
  			return pos;
  		pos += ret;
  	}
  	if (data.key_mgmt & WPA_KEY_MGMT_FT_FILS_SHA384) {
  		ret = os_snprintf(pos, end - pos, "%sFT-FILS-SHA384",
  				  pos == start ? "" : "+");
  		if (os_snprintf_error(end - pos, ret))
  			return pos;
  		pos += ret;
  	}
  #endif /* CONFIG_IEEE80211R */
  #endif /* CONFIG_FILS */
  
  #ifdef CONFIG_OWE
  	if (data.key_mgmt & WPA_KEY_MGMT_OWE) {
  		ret = os_snprintf(pos, end - pos, "%sOWE",
  				  pos == start ? "" : "+");
  		if (os_snprintf_error(end - pos, ret))
  			return pos;
  		pos += ret;
  	}
  #endif /* CONFIG_OWE */
  
  #ifdef CONFIG_DPP
  	if (data.key_mgmt & WPA_KEY_MGMT_DPP) {
  		ret = os_snprintf(pos, end - pos, "%sDPP",
  				  pos == start ? "" : "+");
  		if (os_snprintf_error(end - pos, ret))
  			return pos;
  		pos += ret;
  	}
  #endif /* CONFIG_DPP */
  
  	if (data.key_mgmt & WPA_KEY_MGMT_OSEN) {
  		ret = os_snprintf(pos, end - pos, "%sOSEN",
  				  pos == start ? "" : "+");
  		if (os_snprintf_error(end - pos, ret))
  			return pos;
  		pos += ret;
  	}
  
  	pos = wpa_supplicant_cipher_txt(pos, end, data.pairwise_cipher);
  
  	if (data.capabilities & WPA_CAPABILITY_PREAUTH) {
  		ret = os_snprintf(pos, end - pos, "-preauth");
  		if (os_snprintf_error(end - pos, ret))
  			return pos;
  		pos += ret;
  	}
  
  	ret = os_snprintf(pos, end - pos, "]");
  	if (os_snprintf_error(end - pos, ret))
  		return pos;
  	pos += ret;
  
  	return pos;
  }
  
  
  #ifdef CONFIG_WPS
  static char * wpa_supplicant_wps_ie_txt_buf(struct wpa_supplicant *wpa_s,
  					    char *pos, char *end,
  					    struct wpabuf *wps_ie)
  {
  	int ret;
  	const char *txt;
  
  	if (wps_ie == NULL)
  		return pos;
  	if (wps_is_selected_pbc_registrar(wps_ie))
  		txt = "[WPS-PBC]";
  	else if (wps_is_addr_authorized(wps_ie, wpa_s->own_addr, 0))
  		txt = "[WPS-AUTH]";
  	else if (wps_is_selected_pin_registrar(wps_ie))
  		txt = "[WPS-PIN]";
  	else
  		txt = "[WPS]";
  
  	ret = os_snprintf(pos, end - pos, "%s", txt);
  	if (!os_snprintf_error(end - pos, ret))
  		pos += ret;
  	wpabuf_free(wps_ie);
  	return pos;
  }
  #endif /* CONFIG_WPS */
  
  
  static char * wpa_supplicant_wps_ie_txt(struct wpa_supplicant *wpa_s,
  					char *pos, char *end,
  					const struct wpa_bss *bss)
  {
  #ifdef CONFIG_WPS
  	struct wpabuf *wps_ie;
  	wps_ie = wpa_bss_get_vendor_ie_multi(bss, WPS_IE_VENDOR_TYPE);
  	return wpa_supplicant_wps_ie_txt_buf(wpa_s, pos, end, wps_ie);
  #else /* CONFIG_WPS */
  	return pos;
  #endif /* CONFIG_WPS */
  }
  
  
  /* Format one result on one text line into a buffer. */
  static int wpa_supplicant_ctrl_iface_scan_result(
  	struct wpa_supplicant *wpa_s,
  	const struct wpa_bss *bss, char *buf, size_t buflen)
  {
  	char *pos, *end;
  	int ret;
  	const u8 *ie, *ie2, *osen_ie, *p2p, *mesh, *owe, *rsnxe;
  
  	mesh = wpa_bss_get_ie(bss, WLAN_EID_MESH_ID);
  	p2p = wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE);
  	if (!p2p)
  		p2p = wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE);
  	if (p2p && bss->ssid_len == P2P_WILDCARD_SSID_LEN &&
  	    os_memcmp(bss->ssid, P2P_WILDCARD_SSID, P2P_WILDCARD_SSID_LEN) ==
  	    0)
  		return 0; /* Do not show P2P listen discovery results here */
  
  	pos = buf;
  	end = buf + buflen;
  
  	ret = os_snprintf(pos, end - pos, MACSTR "\t%d\t%d\t",
  			  MAC2STR(bss->bssid), bss->freq, bss->level);
  	if (os_snprintf_error(end - pos, ret))
  		return -1;
  	pos += ret;
  	ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
  	if (ie)
  		pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie, 2 + ie[1]);
  	ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
  	if (ie2) {
  		pos = wpa_supplicant_ie_txt(pos, end, mesh ? "RSN" : "WPA2",
  					    ie2, 2 + ie2[1]);
  	}
  	rsnxe = wpa_bss_get_ie(bss, WLAN_EID_RSNX);
  	if (ieee802_11_rsnx_capab(rsnxe, WLAN_RSNX_CAPAB_SAE_H2E)) {
  		ret = os_snprintf(pos, end - pos, "[SAE-H2E]");
  		if (os_snprintf_error(end - pos, ret))
  			return -1;
  		pos += ret;
  	}
  	if (ieee802_11_rsnx_capab(rsnxe, WLAN_RSNX_CAPAB_SAE_PK)) {
  		ret = os_snprintf(pos, end - pos, "[SAE-PK]");
  		if (os_snprintf_error(end - pos, ret))
  			return -1;
  		pos += ret;
  	}
  	osen_ie = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE);
  	if (osen_ie)
  		pos = wpa_supplicant_ie_txt(pos, end, "OSEN",
  					    osen_ie, 2 + osen_ie[1]);
  	owe = wpa_bss_get_vendor_ie(bss, OWE_IE_VENDOR_TYPE);
  	if (owe) {
  		ret = os_snprintf(pos, end - pos,
  				  ie2 ? "[OWE-TRANS]" : "[OWE-TRANS-OPEN]");
  		if (os_snprintf_error(end - pos, ret))
  			return -1;
  		pos += ret;
  	}
  	pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
  	if (!ie && !ie2 && !osen_ie && (bss->caps & IEEE80211_CAP_PRIVACY)) {
  		ret = os_snprintf(pos, end - pos, "[WEP]");
  		if (os_snprintf_error(end - pos, ret))
  			return -1;
  		pos += ret;
  	}
  	if (mesh) {
  		ret = os_snprintf(pos, end - pos, "[MESH]");
  		if (os_snprintf_error(end - pos, ret))
  			return -1;
  		pos += ret;
  	}
  	if (bss_is_dmg(bss)) {
  		const char *s;
  
  		if (wpa_bss_get_ie_ext(bss, WLAN_EID_EXT_EDMG_OPERATION)) {
  			ret = os_snprintf(pos, end - pos, "[EDMG]");
  			if (os_snprintf_error(end - pos, ret))
  				return -1;
  			pos += ret;
  		}
  
  		ret = os_snprintf(pos, end - pos, "[DMG]");
  		if (os_snprintf_error(end - pos, ret))
  			return -1;
  		pos += ret;
  		switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
  		case IEEE80211_CAP_DMG_IBSS:
  			s = "[IBSS]";
  			break;
  		case IEEE80211_CAP_DMG_AP:
  			s = "[ESS]";
  			break;
  		case IEEE80211_CAP_DMG_PBSS:
  			s = "[PBSS]";
  			break;
  		default:
  			s = "";
  			break;
  		}
  		ret = os_snprintf(pos, end - pos, "%s", s);
  		if (os_snprintf_error(end - pos, ret))
  			return -1;
  		pos += ret;
  	} else {
  		if (bss->caps & IEEE80211_CAP_IBSS) {
  			ret = os_snprintf(pos, end - pos, "[IBSS]");
  			if (os_snprintf_error(end - pos, ret))
  				return -1;
  			pos += ret;
  		}
  		if (bss->caps & IEEE80211_CAP_ESS) {
  			ret = os_snprintf(pos, end - pos, "[ESS]");
  			if (os_snprintf_error(end - pos, ret))
  				return -1;
  			pos += ret;
  		}
  	}
  	if (p2p) {
  		ret = os_snprintf(pos, end - pos, "[P2P]");
  		if (os_snprintf_error(end - pos, ret))
  			return -1;
  		pos += ret;
  	}
  #ifdef CONFIG_HS20
  	if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE) && ie2) {
  		ret = os_snprintf(pos, end - pos, "[HS20]");
  		if (os_snprintf_error(end - pos, ret))
  			return -1;
  		pos += ret;
  	}
  #endif /* CONFIG_HS20 */
  #ifdef CONFIG_FILS
  	if (wpa_bss_get_ie(bss, WLAN_EID_FILS_INDICATION)) {
  		ret = os_snprintf(pos, end - pos, "[FILS]");
  		if (os_snprintf_error(end - pos, ret))
  			return -1;
  		pos += ret;
  	}
  #endif /* CONFIG_FILS */
  #ifdef CONFIG_FST
  	if (wpa_bss_get_ie(bss, WLAN_EID_MULTI_BAND)) {
  		ret = os_snprintf(pos, end - pos, "[FST]");
  		if (os_snprintf_error(end - pos, ret))
  			return -1;
  		pos += ret;
  	}
  #endif /* CONFIG_FST */
  	if (wpa_bss_ext_capab(bss, WLAN_EXT_CAPAB_UTF_8_SSID)) {
  		ret = os_snprintf(pos, end - pos, "[UTF-8]");
  		if (os_snprintf_error(end - pos, ret))
  			return -1;
  		pos += ret;
  	}
  
  	ret = os_snprintf(pos, end - pos, "\t%s",
  			  wpa_ssid_txt(bss->ssid, bss->ssid_len));
  	if (os_snprintf_error(end - pos, ret))
  		return -1;
  	pos += ret;
  
  	ret = os_snprintf(pos, end - pos, "\n");
  	if (os_snprintf_error(end - pos, ret))
  		return -1;
  	pos += ret;
  
  	return pos - buf;
  }
  
  
  static int wpa_supplicant_ctrl_iface_scan_results(
  	struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
  {
  	char *pos, *end;
  	struct wpa_bss *bss;
  	int ret;
  
  	pos = buf;
  	end = buf + buflen;
  	ret = os_snprintf(pos, end - pos, "bssid / frequency / signal level / "
  			  "flags / ssid\n");
  	if (os_snprintf_error(end - pos, ret))
  		return pos - buf;
  	pos += ret;
  
  	dl_list_for_each(bss, &wpa_s->bss_id, struct wpa_bss, list_id) {
  		ret = wpa_supplicant_ctrl_iface_scan_result(wpa_s, bss, pos,
  							    end - pos);
  		if (ret < 0 || ret >= end - pos)
  			return pos - buf;
  		pos += ret;
  	}
  
  	return pos - buf;
  }
  
  
  #ifdef CONFIG_MESH
  
  static int wpa_supplicant_ctrl_iface_mesh_interface_add(
  	struct wpa_supplicant *wpa_s, char *cmd, char *reply, size_t max_len)
  {
  	char *pos, ifname[IFNAMSIZ + 1];
  
  	ifname[0] = '\0';
  
  	pos = os_strstr(cmd, "ifname=");
  	if (pos) {
  		pos += 7;
  		os_strlcpy(ifname, pos, sizeof(ifname));
  	}
  
  	if (wpas_mesh_add_interface(wpa_s, ifname, sizeof(ifname)) < 0)
  		return -1;
  
  	os_strlcpy(reply, ifname, max_len);
  	return os_strlen(ifname);
  }
  
  
  static int wpa_supplicant_ctrl_iface_mesh_group_add(
  	struct wpa_supplicant *wpa_s, char *cmd)
  {
  	int id;
  	struct wpa_ssid *ssid;
  
  	id = atoi(cmd);
  	wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_ADD id=%d", id);
  
  	ssid = wpa_config_get_network(wpa_s->conf, id);
  	if (ssid == NULL) {
  		wpa_printf(MSG_DEBUG,
  			   "CTRL_IFACE: Could not find network id=%d", id);
  		return -1;
  	}
  	if (ssid->mode != WPAS_MODE_MESH) {
  		wpa_printf(MSG_DEBUG,
  			   "CTRL_IFACE: Cannot use MESH_GROUP_ADD on a non mesh network");
  		return -1;
  	}
  	if (ssid->key_mgmt != WPA_KEY_MGMT_NONE &&
  	    ssid->key_mgmt != WPA_KEY_MGMT_SAE) {
  		wpa_printf(MSG_ERROR,
  			   "CTRL_IFACE: key_mgmt for mesh network should be open or SAE");
  		return -1;
  	}
  
  	/*
  	 * TODO: If necessary write our own group_add function,
  	 * for now we can reuse select_network
  	 */
  	wpa_supplicant_select_network(wpa_s, ssid);
  
  	return 0;
  }
  
  
  static int wpa_supplicant_ctrl_iface_mesh_group_remove(
  	struct wpa_supplicant *wpa_s, char *cmd)
  {
  	struct wpa_supplicant *orig;
  	struct wpa_global *global;
  	int found = 0;
  
  	wpa_printf(MSG_DEBUG, "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s", cmd);
  
  	global = wpa_s->global;
  	orig = wpa_s;
  
  	for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
  		if (os_strcmp(wpa_s->ifname, cmd) == 0) {
  			found = 1;
  			break;
  		}
  	}
  	if (!found) {
  		wpa_printf(MSG_ERROR,
  			   "CTRL_IFACE: MESH_GROUP_REMOVE ifname=%s not found",
  			   cmd);
  		return -1;
  	}
  	if (wpa_s->mesh_if_created && wpa_s == orig) {
  		wpa_printf(MSG_ERROR,
  			   "CTRL_IFACE: MESH_GROUP_REMOVE can't remove itself");
  		return -1;
  	}
  
  	wpa_s->reassociate = 0;
  	wpa_s->disconnected = 1;
  	wpa_supplicant_cancel_sched_scan(wpa_s);
  	wpa_supplicant_cancel_scan(wpa_s);
  
  	/*
  	 * TODO: If necessary write our own group_remove function,
  	 * for now we can reuse deauthenticate
  	 */
  	wpa_supplicant_deauthenticate(wpa_s, WLAN_REASON_DEAUTH_LEAVING);
  
  	if (wpa_s->mesh_if_created)
  		wpa_supplicant_remove_iface(global, wpa_s, 0);
  
  	return 0;
  }
  
  
  static int wpa_supplicant_ctrl_iface_mesh_peer_remove(
  	struct wpa_supplicant *wpa_s, char *cmd)
  {
  	u8 addr[ETH_ALEN];
  
  	if (hwaddr_aton(cmd, addr) < 0)
  		return -1;
  
  	return wpas_mesh_peer_remove(wpa_s, addr);
  }
  
  
  static int wpa_supplicant_ctrl_iface_mesh_peer_add(
  	struct wpa_supplicant *wpa_s, char *cmd)
  {
  	u8 addr[ETH_ALEN];
  	int duration;
  	char *pos;
  
  	pos = os_strstr(cmd, " duration=");
  	if (pos) {
  		*pos = '\0';
  		duration = atoi(pos + 10);
  	} else {
  		duration = -1;
  	}
  
  	if (hwaddr_aton(cmd, addr))
  		return -1;
  
  	return wpas_mesh_peer_add(wpa_s, addr, duration);
  }
  
  
  static int wpa_supplicant_ctrl_iface_mesh_link_probe(
  	struct wpa_supplicant *wpa_s, char *cmd)
  {
  	struct ether_header *eth;
  	u8 addr[ETH_ALEN];
  	u8 *buf;
  	char *pos;
  	size_t payload_len = 0, len;
  	int ret = -1;
  
  	if (hwaddr_aton(cmd, addr))
  		return -1;
  
  	pos = os_strstr(cmd, " payload=");
  	if (pos) {
  		pos = pos + 9;
  		payload_len = os_strlen(pos);
  		if (payload_len & 1)
  			return -1;
  
  		payload_len /= 2;
  	}
  
  	len = ETH_HLEN + payload_len;
  	buf = os_malloc(len);
  	if (!buf)
  		return -1;
  
  	eth = (struct ether_header *) buf;
  	os_memcpy(eth->ether_dhost, addr, ETH_ALEN);
  	os_memcpy(eth->ether_shost, wpa_s->own_addr, ETH_ALEN);
  	eth->ether_type = htons(ETH_P_802_3);
  
  	if (payload_len && hexstr2bin(pos, buf + ETH_HLEN, payload_len) < 0)
  		goto fail;
  
  	ret = wpa_drv_mesh_link_probe(wpa_s, addr, buf, len);
  fail:
  	os_free(buf);
  	return -ret;
  }
  
  #endif /* CONFIG_MESH */
  
  
  static int wpa_supplicant_ctrl_iface_select_network(
  	struct wpa_supplicant *wpa_s, char *cmd)
  {
  	int id;
  	struct wpa_ssid *ssid;
  	char *pos;
  
  	/* cmd: "<network id>" or "any" */
  	if (os_strncmp(cmd, "any", 3) == 0) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK any");
  		ssid = NULL;
  	} else {
  		id = atoi(cmd);
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE: SELECT_NETWORK id=%d", id);
  
  		ssid = wpa_config_get_network(wpa_s->conf, id);
  		if (ssid == NULL) {
  			wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
  				   "network id=%d", id);
  			return -1;
  		}
  		if (ssid->disabled == 2) {
  			wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
  				   "SELECT_NETWORK with persistent P2P group");
  			return -1;
  		}
  	}
  
  	pos = os_strstr(cmd, " freq=");
  	if (pos) {
  		int *freqs = freq_range_to_channel_list(wpa_s, pos + 6);
  		if (freqs) {
  			os_free(wpa_s->select_network_scan_freqs);
  			wpa_s->select_network_scan_freqs = freqs;
  		}
  	}
  
  	wpa_s->scan_min_time.sec = 0;
  	wpa_s->scan_min_time.usec = 0;
  	wpa_supplicant_select_network(wpa_s, ssid);
  
  	return 0;
  }
  
  
  static int wpa_supplicant_ctrl_iface_enable_network(
  	struct wpa_supplicant *wpa_s, char *cmd)
  {
  	int id;
  	struct wpa_ssid *ssid;
  
  	/* cmd: "<network id>" or "all" */
  	if (os_strcmp(cmd, "all") == 0) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK all");
  		ssid = NULL;
  	} else {
  		id = atoi(cmd);
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE: ENABLE_NETWORK id=%d", id);
  
  		ssid = wpa_config_get_network(wpa_s->conf, id);
  		if (ssid == NULL) {
  			wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
  				   "network id=%d", id);
  			return -1;
  		}
  		if (ssid->disabled == 2) {
  			wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
  				   "ENABLE_NETWORK with persistent P2P group");
  			return -1;
  		}
  
  		if (os_strstr(cmd, " no-connect")) {
  			ssid->disabled = 0;
  			return 0;
  		}
  	}
  	wpa_s->scan_min_time.sec = 0;
  	wpa_s->scan_min_time.usec = 0;
  	wpa_supplicant_enable_network(wpa_s, ssid);
  
  	return 0;
  }
  
  
  static int wpa_supplicant_ctrl_iface_disable_network(
  	struct wpa_supplicant *wpa_s, char *cmd)
  {
  	int id;
  	struct wpa_ssid *ssid;
  
  	/* cmd: "<network id>" or "all" */
  	if (os_strcmp(cmd, "all") == 0) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK all");
  		ssid = NULL;
  	} else {
  		id = atoi(cmd);
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE: DISABLE_NETWORK id=%d", id);
  
  		ssid = wpa_config_get_network(wpa_s->conf, id);
  		if (ssid == NULL) {
  			wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
  				   "network id=%d", id);
  			return -1;
  		}
  		if (ssid->disabled == 2) {
  			wpa_printf(MSG_DEBUG, "CTRL_IFACE: Cannot use "
  				   "DISABLE_NETWORK with persistent P2P "
  				   "group");
  			return -1;
  		}
  	}
  	wpa_supplicant_disable_network(wpa_s, ssid);
  
  	return 0;
  }
  
  
  static int wpa_supplicant_ctrl_iface_add_network(
  	struct wpa_supplicant *wpa_s, char *buf, size_t buflen)
  {
  	struct wpa_ssid *ssid;
  	int ret;
  
  	wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_NETWORK");
  
  	ssid = wpa_supplicant_add_network(wpa_s);
  	if (ssid == NULL)
  		return -1;
  
  	ret = os_snprintf(buf, buflen, "%d\n", ssid->id);
  	if (os_snprintf_error(buflen, ret))
  		return -1;
  	return ret;
  }
  
  
  static int wpa_supplicant_ctrl_iface_remove_network(
  	struct wpa_supplicant *wpa_s, char *cmd)
  {
  	int id;
  	int result;
  
  	/* cmd: "<network id>" or "all" */
  	if (os_strcmp(cmd, "all") == 0) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK all");
  		return wpa_supplicant_remove_all_networks(wpa_s);
  	}
  
  	id = atoi(cmd);
  	wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_NETWORK id=%d", id);
  
  	result = wpa_supplicant_remove_network(wpa_s, id);
  	if (result == -1) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
  			   "id=%d", id);
  		return -1;
  	}
  	if (result == -2) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE: Not able to remove the "
  			   "network id=%d", id);
  		return -1;
  	}
  	return 0;
  }
  
  
  static int wpa_supplicant_ctrl_iface_update_network(
  	struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
  	char *name, char *value)
  {
  	int ret;
  
  	ret = wpa_config_set(ssid, name, value, 0);
  	if (ret < 0) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set network "
  			   "variable '%s'", name);
  		return -1;
  	}
  	if (ret == 1)
  		return 0; /* No change to the previously configured value */
  
  #ifdef CONFIG_BGSCAN
  	if (os_strcmp(name, "bgscan") == 0) {
  		/*
  		 * Reset the bgscan parameters for the current network and
  		 * return. There's no need to flush caches for bgscan parameter
  		 * changes.
  		 */
  		if (wpa_s->current_ssid == ssid &&
  		    wpa_s->wpa_state == WPA_COMPLETED)
  			wpa_supplicant_reset_bgscan(wpa_s);
  		return 0;
  	}
  #endif /* CONFIG_BGSCAN */
  
  	if (os_strcmp(name, "bssid") != 0 &&
  	    os_strcmp(name, "bssid_hint") != 0 &&
  	    os_strcmp(name, "priority") != 0) {
  		wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid);
  
  		if (wpa_s->current_ssid == ssid ||
  		    wpa_s->current_ssid == NULL) {
  			/*
  			 * Invalidate the EAP session cache if anything in the
  			 * current or previously used configuration changes.
  			 */
  			eapol_sm_invalidate_cached_session(wpa_s->eapol);
  		}
  	}
  
  	if ((os_strcmp(name, "psk") == 0 &&
  	     value[0] == '"' && ssid->ssid_len) ||
  	    (os_strcmp(name, "ssid") == 0 && ssid->passphrase))
  		wpa_config_update_psk(ssid);
  	else if (os_strcmp(name, "priority") == 0)
  		wpa_config_update_prio_list(wpa_s->conf);
  
  	return 0;
  }
  
  
  static int wpa_supplicant_ctrl_iface_set_network(
  	struct wpa_supplicant *wpa_s, char *cmd)
  {
  	int id, ret, prev_bssid_set, prev_disabled;
  	struct wpa_ssid *ssid;
  	char *name, *value;
  	u8 prev_bssid[ETH_ALEN];
  
  	/* cmd: "<network id> <variable name> <value>" */
  	name = os_strchr(cmd, ' ');
  	if (name == NULL)
  		return -1;
  	*name++ = '\0';
  
  	value = os_strchr(name, ' ');
  	if (value == NULL)
  		return -1;
  	*value++ = '\0';
  
  	id = atoi(cmd);
  	wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_NETWORK id=%d name='%s'",
  		   id, name);
  	wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
  			      (u8 *) value, os_strlen(value));
  
  	ssid = wpa_config_get_network(wpa_s->conf, id);
  	if (ssid == NULL) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find network "
  			   "id=%d", id);
  		return -1;
  	}
  
  	prev_bssid_set = ssid->bssid_set;
  	prev_disabled = ssid->disabled;
  	os_memcpy(prev_bssid, ssid->bssid, ETH_ALEN);
  	ret = wpa_supplicant_ctrl_iface_update_network(wpa_s, ssid, name,
  						       value);
  	if (ret == 0 &&
  	    (ssid->bssid_set != prev_bssid_set ||
  	     os_memcmp(ssid->bssid, prev_bssid, ETH_ALEN) != 0))
  		wpas_notify_network_bssid_set_changed(wpa_s, ssid);
  
  	if (prev_disabled != ssid->disabled &&
  	    (prev_disabled == 2 || ssid->disabled == 2))
  		wpas_notify_network_type_changed(wpa_s, ssid);
  
  	return ret;
  }
  
  
  static int wpa_supplicant_ctrl_iface_get_network(
  	struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
  {
  	int id;
  	size_t res;
  	struct wpa_ssid *ssid;
  	char *name, *value;
  
  	/* cmd: "<network id> <variable name>" */
  	name = os_strchr(cmd, ' ');
  	if (name == NULL || buflen == 0)
  		return -1;
  	*name++ = '\0';
  
  	id = atoi(cmd);
  	wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: GET_NETWORK id=%d name='%s'",
  		   id, name);
  
  	ssid = wpa_config_get_network(wpa_s->conf, id);
  	if (ssid == NULL) {
  		wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: Could not find network "
  			   "id=%d", id);
  		return -1;
  	}
  
  	value = wpa_config_get_no_key(ssid, name);
  	if (value == NULL) {
  		wpa_printf(MSG_EXCESSIVE, "CTRL_IFACE: Failed to get network "
  			   "variable '%s'", name);
  		return -1;
  	}
  
  	res = os_strlcpy(buf, value, buflen);
  	if (res >= buflen) {
  		os_free(value);
  		return -1;
  	}
  
  	os_free(value);
  
  	return res;
  }
  
  
  static int wpa_supplicant_ctrl_iface_dup_network(
  	struct wpa_supplicant *wpa_s, char *cmd,
  	struct wpa_supplicant *dst_wpa_s)
  {
  	struct wpa_ssid *ssid_s, *ssid_d;
  	char *name, *id, *value;
  	int id_s, id_d, ret;
  
  	/* cmd: "<src network id> <dst network id> <variable name>" */
  	id = os_strchr(cmd, ' ');
  	if (id == NULL)
  		return -1;
  	*id++ = '\0';
  
  	name = os_strchr(id, ' ');
  	if (name == NULL)
  		return -1;
  	*name++ = '\0';
  
  	id_s = atoi(cmd);
  	id_d = atoi(id);
  
  	wpa_printf(MSG_DEBUG,
  		   "CTRL_IFACE: DUP_NETWORK ifname=%s->%s id=%d->%d name='%s'",
  		   wpa_s->ifname, dst_wpa_s->ifname, id_s, id_d, name);
  
  	ssid_s = wpa_config_get_network(wpa_s->conf, id_s);
  	if (ssid_s == NULL) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
  			   "network id=%d", id_s);
  		return -1;
  	}
  
  	ssid_d = wpa_config_get_network(dst_wpa_s->conf, id_d);
  	if (ssid_d == NULL) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
  			   "network id=%d", id_d);
  		return -1;
  	}
  
  	value = wpa_config_get(ssid_s, name);
  	if (value == NULL) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get network "
  			   "variable '%s'", name);
  		return -1;
  	}
  
  	ret = wpa_supplicant_ctrl_iface_update_network(dst_wpa_s, ssid_d, name,
  						       value);
  
  	os_free(value);
  
  	return ret;
  }
  
  
  static int wpa_supplicant_ctrl_iface_list_creds(struct wpa_supplicant *wpa_s,
  						char *buf, size_t buflen)
  {
  	char *pos, *end;
  	struct wpa_cred *cred;
  	int ret;
  
  	pos = buf;
  	end = buf + buflen;
  	ret = os_snprintf(pos, end - pos,
  			  "cred id / realm / username / domain / imsi\n");
  	if (os_snprintf_error(end - pos, ret))
  		return pos - buf;
  	pos += ret;
  
  	cred = wpa_s->conf->cred;
  	while (cred) {
  		ret = os_snprintf(pos, end - pos, "%d\t%s\t%s\t%s\t%s\n",
  				  cred->id, cred->realm ? cred->realm : "",
  				  cred->username ? cred->username : "",
  				  cred->domain ? cred->domain[0] : "",
  				  cred->imsi ? cred->imsi : "");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  
  		cred = cred->next;
  	}
  
  	return pos - buf;
  }
  
  
  static int wpa_supplicant_ctrl_iface_add_cred(struct wpa_supplicant *wpa_s,
  					      char *buf, size_t buflen)
  {
  	struct wpa_cred *cred;
  	int ret;
  
  	wpa_printf(MSG_DEBUG, "CTRL_IFACE: ADD_CRED");
  
  	cred = wpa_config_add_cred(wpa_s->conf);
  	if (cred == NULL)
  		return -1;
  
  	wpa_msg(wpa_s, MSG_INFO, CRED_ADDED "%d", cred->id);
  
  	ret = os_snprintf(buf, buflen, "%d\n", cred->id);
  	if (os_snprintf_error(buflen, ret))
  		return -1;
  	return ret;
  }
  
  
  static int wpa_supplicant_ctrl_iface_remove_cred(struct wpa_supplicant *wpa_s,
  						 char *cmd)
  {
  	int id;
  	struct wpa_cred *cred, *prev;
  
  	/* cmd: "<cred id>", "all", "sp_fqdn=<FQDN>", or
  	 * "provisioning_sp=<FQDN> */
  	if (os_strcmp(cmd, "all") == 0) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED all");
  		return wpas_remove_all_creds(wpa_s);
  	}
  
  	if (os_strncmp(cmd, "sp_fqdn=", 8) == 0) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED SP FQDN '%s'",
  			   cmd + 8);
  		cred = wpa_s->conf->cred;
  		while (cred) {
  			prev = cred;
  			cred = cred->next;
  			if (prev->domain) {
  				size_t i;
  				for (i = 0; i < prev->num_domain; i++) {
  					if (os_strcmp(prev->domain[i], cmd + 8)
  					    != 0)
  						continue;
  					wpas_remove_cred(wpa_s, prev);
  					break;
  				}
  			}
  		}
  		return 0;
  	}
  
  	if (os_strncmp(cmd, "provisioning_sp=", 16) == 0) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED provisioning SP FQDN '%s'",
  			   cmd + 16);
  		cred = wpa_s->conf->cred;
  		while (cred) {
  			prev = cred;
  			cred = cred->next;
  			if (prev->provisioning_sp &&
  			    os_strcmp(prev->provisioning_sp, cmd + 16) == 0)
  				wpas_remove_cred(wpa_s, prev);
  		}
  		return 0;
  	}
  
  	id = atoi(cmd);
  	wpa_printf(MSG_DEBUG, "CTRL_IFACE: REMOVE_CRED id=%d", id);
  
  	cred = wpa_config_get_cred(wpa_s->conf, id);
  	return wpas_remove_cred(wpa_s, cred);
  }
  
  
  static int wpa_supplicant_ctrl_iface_set_cred(struct wpa_supplicant *wpa_s,
  					      char *cmd)
  {
  	int id;
  	struct wpa_cred *cred;
  	char *name, *value;
  
  	/* cmd: "<cred id> <variable name> <value>" */
  	name = os_strchr(cmd, ' ');
  	if (name == NULL)
  		return -1;
  	*name++ = '\0';
  
  	value = os_strchr(name, ' ');
  	if (value == NULL)
  		return -1;
  	*value++ = '\0';
  
  	id = atoi(cmd);
  	wpa_printf(MSG_DEBUG, "CTRL_IFACE: SET_CRED id=%d name='%s'",
  		   id, name);
  	wpa_hexdump_ascii_key(MSG_DEBUG, "CTRL_IFACE: value",
  			      (u8 *) value, os_strlen(value));
  
  	cred = wpa_config_get_cred(wpa_s->conf, id);
  	if (cred == NULL) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
  			   id);
  		return -1;
  	}
  
  	if (wpa_config_set_cred(cred, name, value, 0) < 0) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to set cred "
  			   "variable '%s'", name);
  		return -1;
  	}
  
  	wpa_msg(wpa_s, MSG_INFO, CRED_MODIFIED "%d %s", cred->id, name);
  
  	return 0;
  }
  
  
  static int wpa_supplicant_ctrl_iface_get_cred(struct wpa_supplicant *wpa_s,
  					      char *cmd, char *buf,
  					      size_t buflen)
  {
  	int id;
  	size_t res;
  	struct wpa_cred *cred;
  	char *name, *value;
  
  	/* cmd: "<cred id> <variable name>" */
  	name = os_strchr(cmd, ' ');
  	if (name == NULL)
  		return -1;
  	*name++ = '\0';
  
  	id = atoi(cmd);
  	wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CRED id=%d name='%s'",
  		   id, name);
  
  	cred = wpa_config_get_cred(wpa_s->conf, id);
  	if (cred == NULL) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find cred id=%d",
  			   id);
  		return -1;
  	}
  
  	value = wpa_config_get_cred_no_key(cred, name);
  	if (value == NULL) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE: Failed to get cred variable '%s'",
  			   name);
  		return -1;
  	}
  
  	res = os_strlcpy(buf, value, buflen);
  	if (res >= buflen) {
  		os_free(value);
  		return -1;
  	}
  
  	os_free(value);
  
  	return res;
  }
  
  
  #ifndef CONFIG_NO_CONFIG_WRITE
  static int wpa_supplicant_ctrl_iface_save_config(struct wpa_supplicant *wpa_s)
  {
  	int ret;
  
  	if (!wpa_s->conf->update_config) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed "
  			   "to update configuration (update_config=0)");
  		return -1;
  	}
  
  	ret = wpa_config_write(wpa_s->confname, wpa_s->conf);
  	if (ret) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to "
  			   "update configuration");
  	} else {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration"
  			   " updated");
  	}
  
  	return ret;
  }
  #endif /* CONFIG_NO_CONFIG_WRITE */
  
  
  struct cipher_info {
  	unsigned int capa;
  	const char *name;
  	int group_only;
  };
  
  static const struct cipher_info ciphers[] = {
  	{ WPA_DRIVER_CAPA_ENC_CCMP_256, "CCMP-256", 0 },
  	{ WPA_DRIVER_CAPA_ENC_GCMP_256, "GCMP-256", 0 },
  	{ WPA_DRIVER_CAPA_ENC_CCMP, "CCMP", 0 },
  	{ WPA_DRIVER_CAPA_ENC_GCMP, "GCMP", 0 },
  #ifndef CONFIG_NO_TKIP
  	{ WPA_DRIVER_CAPA_ENC_TKIP, "TKIP", 0 },
  #endif /* CONFIG_NO_TKIP */
  	{ WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE, "NONE", 0 },
  #ifdef CONFIG_WEP
  	{ WPA_DRIVER_CAPA_ENC_WEP104, "WEP104", 1 },
  	{ WPA_DRIVER_CAPA_ENC_WEP40, "WEP40", 1 }
  #endif /* CONFIG_WEP */
  };
  
  static const struct cipher_info ciphers_group_mgmt[] = {
  	{ WPA_DRIVER_CAPA_ENC_BIP, "AES-128-CMAC", 1 },
  	{ WPA_DRIVER_CAPA_ENC_BIP_GMAC_128, "BIP-GMAC-128", 1 },
  	{ WPA_DRIVER_CAPA_ENC_BIP_GMAC_256, "BIP-GMAC-256", 1 },
  	{ WPA_DRIVER_CAPA_ENC_BIP_CMAC_256, "BIP-CMAC-256", 1 },
  };
  
  
  static int ctrl_iface_get_capability_pairwise(int res, bool strict,
  					      struct wpa_driver_capa *capa,
  					      char *buf, size_t buflen)
  {
  	int ret;
  	char *pos, *end;
  	size_t len;
  	unsigned int i;
  
  	pos = buf;
  	end = pos + buflen;
  
  	if (res < 0) {
  		if (strict)
  			return 0;
  #ifdef CONFIG_NO_TKIP
  		len = os_strlcpy(buf, "CCMP NONE", buflen);
  #else /* CONFIG_NO_TKIP */
  		len = os_strlcpy(buf, "CCMP TKIP NONE", buflen);
  #endif /* CONFIG_NO_TKIP */
  		if (len >= buflen)
  			return -1;
  		return len;
  	}
  
  	for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
  		if (!ciphers[i].group_only && capa->enc & ciphers[i].capa) {
  			ret = os_snprintf(pos, end - pos, "%s%s",
  					  pos == buf ? "" : " ",
  					  ciphers[i].name);
  			if (os_snprintf_error(end - pos, ret))
  				return pos - buf;
  			pos += ret;
  		}
  	}
  
  	return pos - buf;
  }
  
  
  static int ctrl_iface_get_capability_group(int res, bool strict,
  					   struct wpa_driver_capa *capa,
  					   char *buf, size_t buflen)
  {
  	int ret;
  	char *pos, *end;
  	size_t len;
  	unsigned int i;
  
  	pos = buf;
  	end = pos + buflen;
  
  	if (res < 0) {
  		if (strict)
  			return 0;
  #ifdef CONFIG_WEP
  #ifdef CONFIG_NO_TKIP
  		len = os_strlcpy(buf, "CCMP WEP104 WEP40", buflen);
  #else /* CONFIG_NO_TKIP */
  		len = os_strlcpy(buf, "CCMP TKIP WEP104 WEP40", buflen);
  #endif /* CONFIG_NO_TKIP */
  #else /* CONFIG_WEP */
  #ifdef CONFIG_NO_TKIP
  		len = os_strlcpy(buf, "CCMP", buflen);
  #else /* CONFIG_NO_TKIP */
  		len = os_strlcpy(buf, "CCMP TKIP", buflen);
  #endif /* CONFIG_NO_TKIP */
  #endif /* CONFIG_WEP */
  		if (len >= buflen)
  			return -1;
  		return len;
  	}
  
  	for (i = 0; i < ARRAY_SIZE(ciphers); i++) {
  		if (capa->enc & ciphers[i].capa) {
  			ret = os_snprintf(pos, end - pos, "%s%s",
  					  pos == buf ? "" : " ",
  					  ciphers[i].name);
  			if (os_snprintf_error(end - pos, ret))
  				return pos - buf;
  			pos += ret;
  		}
  	}
  
  	return pos - buf;
  }
  
  
  static int ctrl_iface_get_capability_group_mgmt(int res, bool strict,
  						struct wpa_driver_capa *capa,
  						char *buf, size_t buflen)
  {
  	int ret;
  	char *pos, *end;
  	unsigned int i;
  
  	pos = buf;
  	end = pos + buflen;
  
  	if (res < 0)
  		return 0;
  
  	for (i = 0; i < ARRAY_SIZE(ciphers_group_mgmt); i++) {
  		if (capa->enc & ciphers_group_mgmt[i].capa) {
  			ret = os_snprintf(pos, end - pos, "%s%s",
  					  pos == buf ? "" : " ",
  					  ciphers_group_mgmt[i].name);
  			if (os_snprintf_error(end - pos, ret))
  				return pos - buf;
  			pos += ret;
  		}
  	}
  
  	return pos - buf;
  }
  
  
  static int iftype_str_to_index(const char *iftype_str)
  {
  	if (!iftype_str)
  		return WPA_IF_MAX;
  
  	if (os_strcmp(iftype_str, "STATION") == 0)
  		return WPA_IF_STATION;
  
  	if (os_strcmp(iftype_str, "AP_VLAN") == 0)
  		return WPA_IF_AP_VLAN;
  
  	if (os_strcmp(iftype_str, "AP") == 0)
  		return WPA_IF_AP_BSS;
  
  	if (os_strcmp(iftype_str, "P2P_GO") == 0)
  		return WPA_IF_P2P_GO;
  
  	if (os_strcmp(iftype_str, "P2P_CLIENT") == 0)
  		return WPA_IF_P2P_CLIENT;
  
  	if (os_strcmp(iftype_str, "P2P_DEVICE") == 0)
  		return WPA_IF_P2P_DEVICE;
  
  	if (os_strcmp(iftype_str, "MESH") == 0)
  		return WPA_IF_MESH;
  
  	if (os_strcmp(iftype_str, "IBSS") == 0)
  		return WPA_IF_IBSS;
  
  	if (os_strcmp(iftype_str, "NAN") == 0)
  		return WPA_IF_NAN;
  
  	return WPA_IF_MAX;
  }
  
  
  static int ctrl_iface_get_capability_key_mgmt(int res, bool strict,
  					      struct wpa_driver_capa *capa,
  					      const char *iftype_str,
  					      char *buf, size_t buflen)
  {
  	int ret;
  	unsigned int key_mgmt;
  	char *pos, *end;
  	size_t len;
  
  	pos = buf;
  	end = pos + buflen;
  
  	if (res < 0) {
  		if (strict)
  			return 0;
  		len = os_strlcpy(buf, "WPA-PSK WPA-EAP IEEE8021X WPA-NONE "
  				 "NONE", buflen);
  		if (len >= buflen)
  			return -1;
  		return len;
  	}
  
  	if (iftype_str) {
  		enum wpa_driver_if_type iftype;
  
  		iftype = iftype_str_to_index(iftype_str);
  		if (iftype == WPA_IF_MAX)
  			return -1;
  		key_mgmt = capa->key_mgmt_iftype[iftype];
  	} else {
  		key_mgmt = capa->key_mgmt;
  	}
  
  	ret = os_snprintf(pos, end - pos, "NONE IEEE8021X");
  	if (os_snprintf_error(end - pos, ret))
  		return pos - buf;
  	pos += ret;
  
  	if (key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
  			WPA_DRIVER_CAPA_KEY_MGMT_WPA2)) {
  		ret = os_snprintf(pos, end - pos, " WPA-EAP");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  
  	if (key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK |
  			WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
  		ret = os_snprintf(pos, end - pos, " WPA-PSK");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  
  	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WPA_NONE) {
  		ret = os_snprintf(pos, end - pos, " WPA-NONE");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  
  	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_WAPI_PSK) {
  		ret = os_snprintf(pos, end - pos, " WAPI-PSK");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  
  	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_TPK_HANDSHAKE) {
  		ret = os_snprintf(pos, end - pos, " TPK-HANDSHAKE");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  
  	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_CCKM) {
  		ret = os_snprintf(pos, end - pos, " CCKM");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  
  #ifdef CONFIG_SUITEB
  	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B) {
  		ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  #endif /* CONFIG_SUITEB */
  #ifdef CONFIG_SUITEB192
  	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SUITE_B_192) {
  		ret = os_snprintf(pos, end - pos, " WPA-EAP-SUITE-B-192");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  #endif /* CONFIG_SUITEB192 */
  #ifdef CONFIG_OWE
  	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_OWE) {
  		ret = os_snprintf(pos, end - pos, " OWE");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  #endif /* CONFIG_OWE */
  #ifdef CONFIG_DPP
  	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_DPP) {
  		ret = os_snprintf(pos, end - pos, " DPP");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  #endif /* CONFIG_DPP */
  #ifdef CONFIG_FILS
  	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_FILS_SHA256) {
  		ret = os_snprintf(pos, end - pos, " FILS-SHA256");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_FILS_SHA384) {
  		ret = os_snprintf(pos, end - pos, " FILS-SHA384");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  #ifdef CONFIG_IEEE80211R
  	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_FT_FILS_SHA256) {
  		ret = os_snprintf(pos, end - pos, " FT-FILS-SHA256");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_FT_FILS_SHA384) {
  		ret = os_snprintf(pos, end - pos, " FT-FILS-SHA384");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  #endif /* CONFIG_IEEE80211R */
  #endif /* CONFIG_FILS */
  #ifdef CONFIG_IEEE80211R
  	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_FT_PSK) {
  		ret = os_snprintf(pos, end - pos, " FT-PSK");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_FT) {
  		ret = os_snprintf(pos, end - pos, " FT-EAP");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  #ifdef CONFIG_SAE
  	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_FT_SAE) {
  		ret = os_snprintf(pos, end - pos, " FT-SAE");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  #endif /* CONFIG_SAE */
  #ifdef CONFIG_SHA384
  	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_FT_802_1X_SHA384) {
  		ret = os_snprintf(pos, end - pos, " FT-EAP-SHA384");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  #endif /* CONFIG_SHA384 */
  #endif /* CONFIG_IEEE80211R */
  #ifdef CONFIG_SAE
  	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_SAE) {
  		ret = os_snprintf(pos, end - pos, " SAE");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  #endif /* CONFIG_SAE */
  #ifdef CONFIG_SHA256
  	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_802_1X_SHA256) {
  		ret = os_snprintf(pos, end - pos, " WPA-EAP-SHA256");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  
  	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_PSK_SHA256) {
  		ret = os_snprintf(pos, end - pos, " WPA-PSK-SHA256");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  #endif /* CONFIG_SHA256 */
  #ifdef CONFIG_HS20
  	if (key_mgmt & WPA_DRIVER_CAPA_KEY_MGMT_OSEN) {
  		ret = os_snprintf(pos, end - pos, " OSEN");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  #endif /* CONFIG_HS20 */
  
  	return pos - buf;
  }
  
  
  static int ctrl_iface_get_capability_proto(int res, bool strict,
  					   struct wpa_driver_capa *capa,
  					   char *buf, size_t buflen)
  {
  	int ret;
  	char *pos, *end;
  	size_t len;
  
  	pos = buf;
  	end = pos + buflen;
  
  	if (res < 0) {
  		if (strict)
  			return 0;
  		len = os_strlcpy(buf, "RSN WPA", buflen);
  		if (len >= buflen)
  			return -1;
  		return len;
  	}
  
  	if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA2 |
  			      WPA_DRIVER_CAPA_KEY_MGMT_WPA2_PSK)) {
  		ret = os_snprintf(pos, end - pos, "%sRSN",
  				  pos == buf ? "" : " ");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  
  	if (capa->key_mgmt & (WPA_DRIVER_CAPA_KEY_MGMT_WPA |
  			      WPA_DRIVER_CAPA_KEY_MGMT_WPA_PSK)) {
  		ret = os_snprintf(pos, end - pos, "%sWPA",
  				  pos == buf ? "" : " ");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  
  	return pos - buf;
  }
  
  
  static int ctrl_iface_get_capability_auth_alg(struct wpa_supplicant *wpa_s,
  					      int res, bool strict,
  					      struct wpa_driver_capa *capa,
  					      char *buf, size_t buflen)
  {
  	int ret;
  	char *pos, *end;
  	size_t len;
  
  	pos = buf;
  	end = pos + buflen;
  
  	if (res < 0) {
  		if (strict)
  			return 0;
  		len = os_strlcpy(buf, "OPEN SHARED LEAP", buflen);
  		if (len >= buflen)
  			return -1;
  		return len;
  	}
  
  	if (capa->auth & (WPA_DRIVER_AUTH_OPEN)) {
  		ret = os_snprintf(pos, end - pos, "%sOPEN",
  				  pos == buf ? "" : " ");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  
  	if (capa->auth & (WPA_DRIVER_AUTH_SHARED)) {
  		ret = os_snprintf(pos, end - pos, "%sSHARED",
  				  pos == buf ? "" : " ");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  
  	if (capa->auth & (WPA_DRIVER_AUTH_LEAP)) {
  		ret = os_snprintf(pos, end - pos, "%sLEAP",
  				  pos == buf ? "" : " ");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  
  #ifdef CONFIG_SAE
  	if (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SAE) {
  		ret = os_snprintf(pos, end - pos, "%sSAE",
  				  pos == buf ? "" : " ");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  #endif /* CONFIG_SAE */
  
  #ifdef CONFIG_FILS
  	if (wpa_is_fils_supported(wpa_s)) {
  		ret = os_snprintf(pos, end - pos, "%sFILS_SK_WITHOUT_PFS",
  				  pos == buf ? "" : " ");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  
  #ifdef CONFIG_FILS_SK_PFS
  	if (wpa_is_fils_sk_pfs_supported(wpa_s)) {
  		ret = os_snprintf(pos, end - pos, "%sFILS_SK_WITH_PFS",
  				  pos == buf ? "" : " ");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  #endif /* CONFIG_FILS_SK_PFS */
  #endif /* CONFIG_FILS */
  
  #ifdef CONFIG_PASN
  	ret = os_snprintf(pos, end - pos, "%sPASN",
  			  pos == buf ? "" : " ");
  	if (os_snprintf_error(end - pos, ret))
  		return pos - buf;
  	pos += ret;
  
  #endif /* CONFIG_PASN */
  
  	return pos - buf;
  }
  
  
  static int ctrl_iface_get_capability_modes(int res, bool strict,
  					   struct wpa_driver_capa *capa,
  					   char *buf, size_t buflen)
  {
  	int ret;
  	char *pos, *end;
  	size_t len;
  
  	pos = buf;
  	end = pos + buflen;
  
  	if (res < 0) {
  		if (strict)
  			return 0;
  		len = os_strlcpy(buf, "IBSS AP", buflen);
  		if (len >= buflen)
  			return -1;
  		return len;
  	}
  
  	if (capa->flags & WPA_DRIVER_FLAGS_IBSS) {
  		ret = os_snprintf(pos, end - pos, "%sIBSS",
  				  pos == buf ? "" : " ");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  
  	if (capa->flags & WPA_DRIVER_FLAGS_AP) {
  		ret = os_snprintf(pos, end - pos, "%sAP",
  				  pos == buf ? "" : " ");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  
  #ifdef CONFIG_MESH
  	if (capa->flags & WPA_DRIVER_FLAGS_MESH) {
  		ret = os_snprintf(pos, end - pos, "%sMESH",
  				  pos == buf ? "" : " ");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  #endif /* CONFIG_MESH */
  
  	return pos - buf;
  }
  
  
  static int ctrl_iface_get_capability_channels(struct wpa_supplicant *wpa_s,
  					      char *buf, size_t buflen)
  {
  	struct hostapd_channel_data *chnl;
  	int ret, i, j;
  	char *pos, *end, *hmode;
  
  	pos = buf;
  	end = pos + buflen;
  
  	for (j = 0; j < wpa_s->hw.num_modes; j++) {
  		switch (wpa_s->hw.modes[j].mode) {
  		case HOSTAPD_MODE_IEEE80211B:
  			hmode = "B";
  			break;
  		case HOSTAPD_MODE_IEEE80211G:
  			hmode = "G";
  			break;
  		case HOSTAPD_MODE_IEEE80211A:
  			hmode = "A";
  			break;
  		case HOSTAPD_MODE_IEEE80211AD:
  			hmode = "AD";
  			break;
  		default:
  			continue;
  		}
  		ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:", hmode);
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  		chnl = wpa_s->hw.modes[j].channels;
  		for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
  			if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
  				continue;
  			ret = os_snprintf(pos, end - pos, " %d", chnl[i].chan);
  			if (os_snprintf_error(end - pos, ret))
  				return pos - buf;
  			pos += ret;
  		}
  		ret = os_snprintf(pos, end - pos, "\n");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  
  	return pos - buf;
  }
  
  
  static int ctrl_iface_get_capability_freq(struct wpa_supplicant *wpa_s,
  					  char *buf, size_t buflen)
  {
  	struct hostapd_channel_data *chnl;
  	int ret, i, j;
  	char *pos, *end, *hmode;
  
  	pos = buf;
  	end = pos + buflen;
  
  	for (j = 0; j < wpa_s->hw.num_modes; j++) {
  		switch (wpa_s->hw.modes[j].mode) {
  		case HOSTAPD_MODE_IEEE80211B:
  			hmode = "B";
  			break;
  		case HOSTAPD_MODE_IEEE80211G:
  			hmode = "G";
  			break;
  		case HOSTAPD_MODE_IEEE80211A:
  			hmode = "A";
  			break;
  		case HOSTAPD_MODE_IEEE80211AD:
  			hmode = "AD";
  			break;
  		default:
  			continue;
  		}
  		ret = os_snprintf(pos, end - pos, "Mode[%s] Channels:\n",
  				  hmode);
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  		chnl = wpa_s->hw.modes[j].channels;
  		for (i = 0; i < wpa_s->hw.modes[j].num_channels; i++) {
  			if (chnl[i].flag & HOSTAPD_CHAN_DISABLED)
  				continue;
  			ret = os_snprintf(pos, end - pos, " %d = %d MHz%s%s\n",
  					  chnl[i].chan, chnl[i].freq,
  					  chnl[i].flag & HOSTAPD_CHAN_NO_IR ?
  					  " (NO_IR)" : "",
  					  chnl[i].flag & HOSTAPD_CHAN_RADAR ?
  					  " (DFS)" : "");
  
  			if (os_snprintf_error(end - pos, ret))
  				return pos - buf;
  			pos += ret;
  		}
  		ret = os_snprintf(pos, end - pos, "\n");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  
  	return pos - buf;
  }
  
  
  static int wpa_supplicant_ctrl_iface_get_capability(
  	struct wpa_supplicant *wpa_s, const char *_field, char *buf,
  	size_t buflen)
  {
  	struct wpa_driver_capa capa;
  	int res;
  	char *next_param, *curr_param, *iftype = NULL;
  	bool strict = false;
  	char field[50];
  	size_t len;
  
  	/* Determine whether or not strict checking was requested */
  	len = os_strlcpy(field, _field, sizeof(field));
  	if (len >= sizeof(field))
  		return -1;
  
  	next_param = os_strchr(field, ' ');
  	while (next_param) {
  		*next_param++ = '\0';
  		curr_param = next_param;
  		next_param = os_strchr(next_param, ' ');
  
  		if (next_param)
  			*next_param = '\0';
  
  		if (os_strcmp(curr_param, "strict") == 0)
  			strict = true;
  		else if (os_strncmp(curr_param, "iftype=", 7) == 0)
  			iftype = curr_param + 7;
  		else
  			return -1;
  	}
  
  	wpa_printf(MSG_DEBUG, "CTRL_IFACE: GET_CAPABILITY '%s'%s%s%s",
  		   field, iftype ? " iftype=" : "", iftype ? iftype : "",
  		   strict ? " strict" : "");
  
  	if (os_strcmp(field, "eap") == 0) {
  		return eap_get_names(buf, buflen);
  	}
  
  	res = wpa_drv_get_capa(wpa_s, &capa);
  
  	if (os_strcmp(field, "pairwise") == 0)
  		return ctrl_iface_get_capability_pairwise(res, strict, &capa,
  							  buf, buflen);
  
  	if (os_strcmp(field, "group") == 0)
  		return ctrl_iface_get_capability_group(res, strict, &capa,
  						       buf, buflen);
  
  	if (os_strcmp(field, "group_mgmt") == 0)
  		return ctrl_iface_get_capability_group_mgmt(res, strict, &capa,
  							    buf, buflen);
  
  	if (os_strcmp(field, "key_mgmt") == 0)
  		return ctrl_iface_get_capability_key_mgmt(res, strict, &capa,
  							  iftype, buf, buflen);
  
  	if (os_strcmp(field, "proto") == 0)
  		return ctrl_iface_get_capability_proto(res, strict, &capa,
  						       buf, buflen);
  
  	if (os_strcmp(field, "auth_alg") == 0)
  		return ctrl_iface_get_capability_auth_alg(wpa_s, res, strict,
  							  &capa, buf, buflen);
  
  	if (os_strcmp(field, "modes") == 0)
  		return ctrl_iface_get_capability_modes(res, strict, &capa,
  						       buf, buflen);
  
  	if (os_strcmp(field, "channels") == 0)
  		return ctrl_iface_get_capability_channels(wpa_s, buf, buflen);
  
  	if (os_strcmp(field, "freq") == 0)
  		return ctrl_iface_get_capability_freq(wpa_s, buf, buflen);
  
  #ifdef CONFIG_TDLS
  	if (os_strcmp(field, "tdls") == 0)
  		return ctrl_iface_get_capability_tdls(wpa_s, buf, buflen);
  #endif /* CONFIG_TDLS */
  
  #ifdef CONFIG_ERP
  	if (os_strcmp(field, "erp") == 0) {
  		res = os_snprintf(buf, buflen, "ERP");
  		if (os_snprintf_error(buflen, res))
  			return -1;
  		return res;
  	}
  #endif /* CONFIG_EPR */
  
  #ifdef CONFIG_FIPS
  	if (os_strcmp(field, "fips") == 0) {
  		res = os_snprintf(buf, buflen, "FIPS");
  		if (os_snprintf_error(buflen, res))
  			return -1;
  		return res;
  	}
  #endif /* CONFIG_FIPS */
  
  #ifdef CONFIG_ACS
  	if (os_strcmp(field, "acs") == 0) {
  		res = os_snprintf(buf, buflen, "ACS");
  		if (os_snprintf_error(buflen, res))
  			return -1;
  		return res;
  	}
  #endif /* CONFIG_ACS */
  
  #ifdef CONFIG_FILS
  	if (os_strcmp(field, "fils") == 0) {
  #ifdef CONFIG_FILS_SK_PFS
  		if (wpa_is_fils_supported(wpa_s) &&
  		    wpa_is_fils_sk_pfs_supported(wpa_s)) {
  			res = os_snprintf(buf, buflen, "FILS FILS-SK-PFS");
  			if (os_snprintf_error(buflen, res))
  				return -1;
  			return res;
  		}
  #endif /* CONFIG_FILS_SK_PFS */
  
  		if (wpa_is_fils_supported(wpa_s)) {
  			res = os_snprintf(buf, buflen, "FILS");
  			if (os_snprintf_error(buflen, res))
  				return -1;
  			return res;
  		}
  	}
  #endif /* CONFIG_FILS */
  
  	if (os_strcmp(field, "multibss") == 0 && wpa_s->multi_bss_support) {
  		res = os_snprintf(buf, buflen, "MULTIBSS-STA");
  		if (os_snprintf_error(buflen, res))
  			return -1;
  		return res;
  	}
  
  #ifdef CONFIG_DPP
  	if (os_strcmp(field, "dpp") == 0) {
  #ifdef CONFIG_DPP3
  		res = os_snprintf(buf, buflen, "DPP=3");
  #elif defined(CONFIG_DPP2)
  		res = os_snprintf(buf, buflen, "DPP=2");
  #else /* CONFIG_DPP2 */
  		res = os_snprintf(buf, buflen, "DPP=1");
  #endif /* CONFIG_DPP2 */
  		if (os_snprintf_error(buflen, res))
  			return -1;
  		return res;
  	}
  #endif /* CONFIG_DPP */
  
  #ifdef CONFIG_SAE
  	if (os_strcmp(field, "sae") == 0 &&
  	    (wpa_s->drv_flags & WPA_DRIVER_FLAGS_SAE)) {
  #ifdef CONFIG_SAE_PK
  		res = os_snprintf(buf, buflen, "H2E PK");
  #else /* CONFIG_SAE_PK */
  		res = os_snprintf(buf, buflen, "H2E");
  #endif /* CONFIG_SAE_PK */
  		if (os_snprintf_error(buflen, res))
  			return -1;
  		return res;
  	}
  #endif /* CONFIG_SAE */
  
  #ifdef CONFIG_OCV
  	if (os_strcmp(field, "ocv") == 0) {
  		if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_SME) ||
  		    (wpa_s->drv_flags2 & WPA_DRIVER_FLAGS2_OCV))
  			res = os_snprintf(buf, buflen, "supported");
  		else
  			res = os_snprintf(buf, buflen, "not supported");
  		if (os_snprintf_error(buflen, res))
  			return -1;
  		return res;
  	}
  #endif /* CONFIG_OCV */
  
  	if (os_strcmp(field, "beacon_prot") == 0) {
  		if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_BEACON_PROTECTION) ||
  		    (wpa_s->drv_flags2 &
  		     WPA_DRIVER_FLAGS2_BEACON_PROTECTION_CLIENT))
  			res = os_snprintf(buf, buflen, "supported");
  		else
  			res = os_snprintf(buf, buflen, "not supported");
  		if (os_snprintf_error(buflen, res))
  			return -1;
  		return res;
  	}
  
  	wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown GET_CAPABILITY field '%s'",
  		   field);
  
  	return -1;
  }
  
  
  #ifdef CONFIG_INTERWORKING
  static char * anqp_add_hex(char *pos, char *end, const char *title,
  			   struct wpabuf *data)
  {
  	char *start = pos;
  	size_t i;
  	int ret;
  	const u8 *d;
  
  	if (data == NULL)
  		return start;
  
  	ret = os_snprintf(pos, end - pos, "%s=", title);
  	if (os_snprintf_error(end - pos, ret))
  		return start;
  	pos += ret;
  
  	d = wpabuf_head_u8(data);
  	for (i = 0; i < wpabuf_len(data); i++) {
  		ret = os_snprintf(pos, end - pos, "%02x", *d++);
  		if (os_snprintf_error(end - pos, ret))
  			return start;
  		pos += ret;
  	}
  
  	ret = os_snprintf(pos, end - pos, "\n");
  	if (os_snprintf_error(end - pos, ret))
  		return start;
  	pos += ret;
  
  	return pos;
  }
  #endif /* CONFIG_INTERWORKING */
  
  
  #ifdef CONFIG_FILS
  static int print_fils_indication(struct wpa_bss *bss, char *pos, char *end)
  {
  	char *start = pos;
  	const u8 *ie, *ie_end;
  	u16 info, realms;
  	int ret;
  
  	ie = wpa_bss_get_ie(bss, WLAN_EID_FILS_INDICATION);
  	if (!ie)
  		return 0;
  	ie_end = ie + 2 + ie[1];
  	ie += 2;
  	if (ie_end - ie < 2)
  		return -1;
  
  	info = WPA_GET_LE16(ie);
  	ie += 2;
  	ret = os_snprintf(pos, end - pos, "fils_info=%04x\n", info);
  	if (os_snprintf_error(end - pos, ret))
  		return 0;
  	pos += ret;
  
  	if (info & BIT(7)) {
  		/* Cache Identifier Included */
  		if (ie_end - ie < 2)
  			return -1;
  		ret = os_snprintf(pos, end - pos, "fils_cache_id=%02x%02x\n",
  				  ie[0], ie[1]);
  		if (os_snprintf_error(end - pos, ret))
  			return 0;
  		pos += ret;
  		ie += 2;
  	}
  
  	if (info & BIT(8)) {
  		/* HESSID Included */
  		if (ie_end - ie < ETH_ALEN)
  			return -1;
  		ret = os_snprintf(pos, end - pos, "fils_hessid=" MACSTR "\n",
  				  MAC2STR(ie));
  		if (os_snprintf_error(end - pos, ret))
  			return 0;
  		pos += ret;
  		ie += ETH_ALEN;
  	}
  
  	realms = (info & (BIT(3) | BIT(4) | BIT(5))) >> 3;
  	if (realms) {
  		if (ie_end - ie < realms * 2)
  			return -1;
  		ret = os_snprintf(pos, end - pos, "fils_realms=");
  		if (os_snprintf_error(end - pos, ret))
  			return 0;
  		pos += ret;
  
  		ret = wpa_snprintf_hex(pos, end - pos, ie, realms * 2);
  		if (ret <= 0)
  			return 0;
  		pos += ret;
  		ie += realms * 2;
  		ret = os_snprintf(pos, end - pos, "\n");
  		if (os_snprintf_error(end - pos, ret))
  			return 0;
  		pos += ret;
  	}
  
  	return pos - start;
  }
  #endif /* CONFIG_FILS */
  
  
  static int print_bss_info(struct wpa_supplicant *wpa_s, struct wpa_bss *bss,
  			  unsigned long mask, char *buf, size_t buflen)
  {
  	size_t i;
  	int ret;
  	char *pos, *end;
  	const u8 *ie, *ie2, *osen_ie, *mesh, *owe, *rsnxe;
  
  	pos = buf;
  	end = buf + buflen;
  
  	if (mask & WPA_BSS_MASK_ID) {
  		ret = os_snprintf(pos, end - pos, "id=%u\n", bss->id);
  		if (os_snprintf_error(end - pos, ret))
  			return 0;
  		pos += ret;
  	}
  
  	if (mask & WPA_BSS_MASK_BSSID) {
  		ret = os_snprintf(pos, end - pos, "bssid=" MACSTR "\n",
  				  MAC2STR(bss->bssid));
  		if (os_snprintf_error(end - pos, ret))
  			return 0;
  		pos += ret;
  	}
  
  	if (mask & WPA_BSS_MASK_FREQ) {
  		ret = os_snprintf(pos, end - pos, "freq=%d\n", bss->freq);
  		if (os_snprintf_error(end - pos, ret))
  			return 0;
  		pos += ret;
  	}
  
  	if (mask & WPA_BSS_MASK_BEACON_INT) {
  		ret = os_snprintf(pos, end - pos, "beacon_int=%d\n",
  				  bss->beacon_int);
  		if (os_snprintf_error(end - pos, ret))
  			return 0;
  		pos += ret;
  	}
  
  	if (mask & WPA_BSS_MASK_CAPABILITIES) {
  		ret = os_snprintf(pos, end - pos, "capabilities=0x%04x\n",
  				  bss->caps);
  		if (os_snprintf_error(end - pos, ret))
  			return 0;
  		pos += ret;
  	}
  
  	if (mask & WPA_BSS_MASK_QUAL) {
  		ret = os_snprintf(pos, end - pos, "qual=%d\n", bss->qual);
  		if (os_snprintf_error(end - pos, ret))
  			return 0;
  		pos += ret;
  	}
  
  	if (mask & WPA_BSS_MASK_NOISE) {
  		ret = os_snprintf(pos, end - pos, "noise=%d\n", bss->noise);
  		if (os_snprintf_error(end - pos, ret))
  			return 0;
  		pos += ret;
  	}
  
  	if (mask & WPA_BSS_MASK_LEVEL) {
  		ret = os_snprintf(pos, end - pos, "level=%d\n", bss->level);
  		if (os_snprintf_error(end - pos, ret))
  			return 0;
  		pos += ret;
  	}
  
  	if (mask & WPA_BSS_MASK_TSF) {
  		ret = os_snprintf(pos, end - pos, "tsf=%016llu\n",
  				  (unsigned long long) bss->tsf);
  		if (os_snprintf_error(end - pos, ret))
  			return 0;
  		pos += ret;
  	}
  
  	if (mask & WPA_BSS_MASK_AGE) {
  		struct os_reltime now;
  
  		os_get_reltime(&now);
  		ret = os_snprintf(pos, end - pos, "age=%d\n",
  				  (int) (now.sec - bss->last_update.sec));
  		if (os_snprintf_error(end - pos, ret))
  			return 0;
  		pos += ret;
  	}
  
  	if (mask & WPA_BSS_MASK_IE) {
  		ret = os_snprintf(pos, end - pos, "ie=");
  		if (os_snprintf_error(end - pos, ret))
  			return 0;
  		pos += ret;
  
  		ie = wpa_bss_ie_ptr(bss);
  		for (i = 0; i < bss->ie_len; i++) {
  			ret = os_snprintf(pos, end - pos, "%02x", *ie++);
  			if (os_snprintf_error(end - pos, ret))
  				return 0;
  			pos += ret;
  		}
  
  		ret = os_snprintf(pos, end - pos, "\n");
  		if (os_snprintf_error(end - pos, ret))
  			return 0;
  		pos += ret;
  	}
  
  	if (mask & WPA_BSS_MASK_FLAGS) {
  		ret = os_snprintf(pos, end - pos, "flags=");
  		if (os_snprintf_error(end - pos, ret))
  			return 0;
  		pos += ret;
  
  		mesh = wpa_bss_get_ie(bss, WLAN_EID_MESH_ID);
  
  		ie = wpa_bss_get_vendor_ie(bss, WPA_IE_VENDOR_TYPE);
  		if (ie)
  			pos = wpa_supplicant_ie_txt(pos, end, "WPA", ie,
  						    2 + ie[1]);
  		ie2 = wpa_bss_get_ie(bss, WLAN_EID_RSN);
  		if (ie2)
  			pos = wpa_supplicant_ie_txt(pos, end,
  						    mesh ? "RSN" : "WPA2", ie2,
  						    2 + ie2[1]);
  		rsnxe = wpa_bss_get_ie(bss, WLAN_EID_RSNX);
  		if (ieee802_11_rsnx_capab(rsnxe, WLAN_RSNX_CAPAB_SAE_H2E)) {
  			ret = os_snprintf(pos, end - pos, "[SAE-H2E]");
  			if (os_snprintf_error(end - pos, ret))
  				return -1;
  			pos += ret;
  		}
  		if (ieee802_11_rsnx_capab(rsnxe, WLAN_RSNX_CAPAB_SAE_PK)) {
  			ret = os_snprintf(pos, end - pos, "[SAE-PK]");
  			if (os_snprintf_error(end - pos, ret))
  				return -1;
  			pos += ret;
  		}
  		osen_ie = wpa_bss_get_vendor_ie(bss, OSEN_IE_VENDOR_TYPE);
  		if (osen_ie)
  			pos = wpa_supplicant_ie_txt(pos, end, "OSEN",
  						    osen_ie, 2 + osen_ie[1]);
  		owe = wpa_bss_get_vendor_ie(bss, OWE_IE_VENDOR_TYPE);
  		if (owe) {
  			ret = os_snprintf(
  				pos, end - pos,
  				ie2 ? "[OWE-TRANS]" : "[OWE-TRANS-OPEN]");
  			if (os_snprintf_error(end - pos, ret))
  				return 0;
  			pos += ret;
  		}
  		pos = wpa_supplicant_wps_ie_txt(wpa_s, pos, end, bss);
  		if (!ie && !ie2 && !osen_ie &&
  		    (bss->caps & IEEE80211_CAP_PRIVACY)) {
  			ret = os_snprintf(pos, end - pos, "[WEP]");
  			if (os_snprintf_error(end - pos, ret))
  				return 0;
  			pos += ret;
  		}
  
  		if (mesh) {
  			ret = os_snprintf(pos, end - pos, "[MESH]");
  			if (os_snprintf_error(end - pos, ret))
  				return 0;
  			pos += ret;
  		}
  
  		if (bss_is_dmg(bss)) {
  			const char *s;
  			ret = os_snprintf(pos, end - pos, "[DMG]");
  			if (os_snprintf_error(end - pos, ret))
  				return 0;
  			pos += ret;
  			switch (bss->caps & IEEE80211_CAP_DMG_MASK) {
  			case IEEE80211_CAP_DMG_IBSS:
  				s = "[IBSS]";
  				break;
  			case IEEE80211_CAP_DMG_AP:
  				s = "[ESS]";
  				break;
  			case IEEE80211_CAP_DMG_PBSS:
  				s = "[PBSS]";
  				break;
  			default:
  				s = "";
  				break;
  			}
  			ret = os_snprintf(pos, end - pos, "%s", s);
  			if (os_snprintf_error(end - pos, ret))
  				return 0;
  			pos += ret;
  		} else {
  			if (bss->caps & IEEE80211_CAP_IBSS) {
  				ret = os_snprintf(pos, end - pos, "[IBSS]");
  				if (os_snprintf_error(end - pos, ret))
  					return 0;
  				pos += ret;
  			}
  			if (bss->caps & IEEE80211_CAP_ESS) {
  				ret = os_snprintf(pos, end - pos, "[ESS]");
  				if (os_snprintf_error(end - pos, ret))
  					return 0;
  				pos += ret;
  			}
  		}
  		if (wpa_bss_get_vendor_ie(bss, P2P_IE_VENDOR_TYPE) ||
  		    wpa_bss_get_vendor_ie_beacon(bss, P2P_IE_VENDOR_TYPE)) {
  			ret = os_snprintf(pos, end - pos, "[P2P]");
  			if (os_snprintf_error(end - pos, ret))
  				return 0;
  			pos += ret;
  		}
  #ifdef CONFIG_HS20
  		if (wpa_bss_get_vendor_ie(bss, HS20_IE_VENDOR_TYPE)) {
  			ret = os_snprintf(pos, end - pos, "[HS20]");
  			if (os_snprintf_error(end - pos, ret))
  				return 0;
  			pos += ret;
  		}
  #endif /* CONFIG_HS20 */
  #ifdef CONFIG_FILS
  		if (wpa_bss_get_ie(bss, WLAN_EID_FILS_INDICATION)) {
  			ret = os_snprintf(pos, end - pos, "[FILS]");
  			if (os_snprintf_error(end - pos, ret))
  				return 0;
  			pos += ret;
  		}
  #endif /* CONFIG_FILS */
  #ifdef CONFIG_FST
  		if (wpa_bss_get_ie(bss, WLAN_EID_MULTI_BAND)) {
  			ret = os_snprintf(pos, end - pos, "[FST]");
  			if (os_snprintf_error(end - pos, ret))
  				return 0;
  			pos += ret;
  		}
  #endif /* CONFIG_FST */
  		if (wpa_bss_ext_capab(bss, WLAN_EXT_CAPAB_UTF_8_SSID)) {
  			ret = os_snprintf(pos, end - pos, "[UTF-8]");
  			if (os_snprintf_error(end - pos, ret))
  				return 0;
  			pos += ret;
  		}
  
  		ret = os_snprintf(pos, end - pos, "\n");
  		if (os_snprintf_error(end - pos, ret))
  			return 0;
  		pos += ret;
  	}
  
  	if (mask & WPA_BSS_MASK_SSID) {
  		ret = os_snprintf(pos, end - pos, "ssid=%s\n",
  				  wpa_ssid_txt(bss->ssid, bss->ssid_len));
  		if (os_snprintf_error(end - pos, ret))
  			return 0;
  		pos += ret;
  	}
  
  #ifdef CONFIG_WPS
  	if (mask & WPA_BSS_MASK_WPS_SCAN) {
  		ie = wpa_bss_ie_ptr(bss);
  		ret = wpas_wps_scan_result_text(ie, bss->ie_len, pos, end);
  		if (ret >= end - pos)
  			return 0;
  		if (ret > 0)
  			pos += ret;
  	}
  #endif /* CONFIG_WPS */
  
  #ifdef CONFIG_P2P
  	if (mask & WPA_BSS_MASK_P2P_SCAN) {
  		ie = wpa_bss_ie_ptr(bss);
  		ret = wpas_p2p_scan_result_text(ie, bss->ie_len, pos, end);
  		if (ret >= end - pos)
  			return 0;
  		if (ret > 0)
  			pos += ret;
  	}
  #endif /* CONFIG_P2P */
  
  #ifdef CONFIG_WIFI_DISPLAY
  	if (mask & WPA_BSS_MASK_WIFI_DISPLAY) {
  		struct wpabuf *wfd;
  
  		ie = wpa_bss_ie_ptr(bss);
  		wfd = ieee802_11_vendor_ie_concat(ie, bss->ie_len,
  						  WFD_IE_VENDOR_TYPE);
  		if (wfd) {
  			ret = os_snprintf(pos, end - pos, "wfd_subelems=");
  			if (os_snprintf_error(end - pos, ret)) {
  				wpabuf_free(wfd);
  				return 0;
  			}
  			pos += ret;
  
  			pos += wpa_snprintf_hex(pos, end - pos,
  						wpabuf_head(wfd),
  						wpabuf_len(wfd));
  			wpabuf_free(wfd);
  
  			ret = os_snprintf(pos, end - pos, "\n");
  			if (os_snprintf_error(end - pos, ret))
  				return 0;
  			pos += ret;
  		}
  	}
  #endif /* CONFIG_WIFI_DISPLAY */
  
  #ifdef CONFIG_INTERWORKING
  	if ((mask & WPA_BSS_MASK_INTERNETW) && bss->anqp) {
  		struct wpa_bss_anqp *anqp = bss->anqp;
  		struct wpa_bss_anqp_elem *elem;
  
  		pos = anqp_add_hex(pos, end, "anqp_capability_list",
  				   anqp->capability_list);
  		pos = anqp_add_hex(pos, end, "anqp_venue_name",
  				   anqp->venue_name);
  		pos = anqp_add_hex(pos, end, "anqp_network_auth_type",
  				   anqp->network_auth_type);
  		pos = anqp_add_hex(pos, end, "anqp_roaming_consortium",
  				   anqp->roaming_consortium);
  		pos = anqp_add_hex(pos, end, "anqp_ip_addr_type_availability",
  				   anqp->ip_addr_type_availability);
  		pos = anqp_add_hex(pos, end, "anqp_nai_realm",
  				   anqp->nai_realm);
  		pos = anqp_add_hex(pos, end, "anqp_3gpp", anqp->anqp_3gpp);
  		pos = anqp_add_hex(pos, end, "anqp_domain_name",
  				   anqp->domain_name);
  		pos = anqp_add_hex(pos, end, "anqp_fils_realm_info",
  				   anqp->fils_realm_info);
  #ifdef CONFIG_HS20
  		pos = anqp_add_hex(pos, end, "hs20_capability_list",
  				   anqp->hs20_capability_list);
  		pos = anqp_add_hex(pos, end, "hs20_operator_friendly_name",
  				   anqp->hs20_operator_friendly_name);
  		pos = anqp_add_hex(pos, end, "hs20_wan_metrics",
  				   anqp->hs20_wan_metrics);
  		pos = anqp_add_hex(pos, end, "hs20_connection_capability",
  				   anqp->hs20_connection_capability);
  		pos = anqp_add_hex(pos, end, "hs20_operating_class",
  				   anqp->hs20_operating_class);
  		pos = anqp_add_hex(pos, end, "hs20_osu_providers_list",
  				   anqp->hs20_osu_providers_list);
  		pos = anqp_add_hex(pos, end, "hs20_operator_icon_metadata",
  				   anqp->hs20_operator_icon_metadata);
  		pos = anqp_add_hex(pos, end, "hs20_osu_providers_nai_list",
  				   anqp->hs20_osu_providers_nai_list);
  #endif /* CONFIG_HS20 */
  
  		dl_list_for_each(elem, &anqp->anqp_elems,
  				 struct wpa_bss_anqp_elem, list) {
  			char title[20];
  
  			os_snprintf(title, sizeof(title), "anqp[%u]",
  				    elem->infoid);
  			pos = anqp_add_hex(pos, end, title, elem->payload);
  			if (elem->protected_response) {
  				ret = os_snprintf(pos, end - pos,
  						  "protected-anqp-info[%u]=1\n",
  						  elem->infoid);
  				if (os_snprintf_error(end - pos, ret))
  					return 0;
  				pos += ret;
  			}
  		}
  	}
  #endif /* CONFIG_INTERWORKING */
  
  #ifdef CONFIG_MESH
  	if (mask & WPA_BSS_MASK_MESH_SCAN) {
  		ie = wpa_bss_ie_ptr(bss);
  		ret = wpas_mesh_scan_result_text(ie, bss->ie_len, pos, end);
  		if (ret >= end - pos)
  			return 0;
  		if (ret > 0)
  			pos += ret;
  	}
  #endif /* CONFIG_MESH */
  
  	if (mask & WPA_BSS_MASK_SNR) {
  		ret = os_snprintf(pos, end - pos, "snr=%d\n", bss->snr);
  		if (os_snprintf_error(end - pos, ret))
  			return 0;
  		pos += ret;
  	}
  
  	if (mask & WPA_BSS_MASK_EST_THROUGHPUT) {
  		ret = os_snprintf(pos, end - pos, "est_throughput=%d\n",
  				  bss->est_throughput);
  		if (os_snprintf_error(end - pos, ret))
  			return 0;
  		pos += ret;
  	}
  
  #ifdef CONFIG_FST
  	if (mask & WPA_BSS_MASK_FST) {
  		ret = fst_ctrl_iface_mb_info(bss->bssid, pos, end - pos);
  		if (ret < 0 || ret >= end - pos)
  			return 0;
  		pos += ret;
  	}
  #endif /* CONFIG_FST */
  
  	if (mask & WPA_BSS_MASK_UPDATE_IDX) {
  		ret = os_snprintf(pos, end - pos, "update_idx=%u\n",
  				  bss->last_update_idx);
  		if (os_snprintf_error(end - pos, ret))
  			return 0;
  		pos += ret;
  	}
  
  	if ((mask & WPA_BSS_MASK_BEACON_IE) && bss->beacon_ie_len) {
  		ret = os_snprintf(pos, end - pos, "beacon_ie=");
  		if (os_snprintf_error(end - pos, ret))
  			return 0;
  		pos += ret;
  
  		ie = wpa_bss_ie_ptr(bss);
  		ie += bss->ie_len;
  		for (i = 0; i < bss->beacon_ie_len; i++) {
  			ret = os_snprintf(pos, end - pos, "%02x", *ie++);
  			if (os_snprintf_error(end - pos, ret))
  				return 0;
  			pos += ret;
  		}
  
  		ret = os_snprintf(pos, end - pos, "\n");
  		if (os_snprintf_error(end - pos, ret))
  			return 0;
  		pos += ret;
  	}
  
  #ifdef CONFIG_FILS
  	if (mask & WPA_BSS_MASK_FILS_INDICATION) {
  		ret = print_fils_indication(bss, pos, end);
  		if (ret < 0)
  			return 0;
  		pos += ret;
  	}
  #endif /* CONFIG_FILS */
  
  	if (mask & WPA_BSS_MASK_DELIM) {
  		ret = os_snprintf(pos, end - pos, "====\n");
  		if (os_snprintf_error(end - pos, ret))
  			return 0;
  		pos += ret;
  	}
  
  	return pos - buf;
  }
  
  
  static int wpa_supplicant_ctrl_iface_bss(struct wpa_supplicant *wpa_s,
  					 const char *cmd, char *buf,
  					 size_t buflen)
  {
  	u8 bssid[ETH_ALEN];
  	size_t i;
  	struct wpa_bss *bss;
  	struct wpa_bss *bsslast = NULL;
  	struct dl_list *next;
  	int ret = 0;
  	int len;
  	char *ctmp, *end = buf + buflen;
  	unsigned long mask = WPA_BSS_MASK_ALL;
  
  	if (os_strncmp(cmd, "RANGE=", 6) == 0) {
  		if (os_strncmp(cmd + 6, "ALL", 3) == 0) {
  			bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss,
  					    list_id);
  			bsslast = dl_list_last(&wpa_s->bss_id, struct wpa_bss,
  					       list_id);
  		} else { /* N1-N2 */
  			unsigned int id1, id2;
  
  			if ((ctmp = os_strchr(cmd + 6, '-')) == NULL) {
  				wpa_printf(MSG_INFO, "Wrong BSS range "
  					   "format");
  				return 0;
  			}
  
  			if (*(cmd + 6) == '-')
  				id1 = 0;
  			else
  				id1 = atoi(cmd + 6);
  			ctmp++;
  			if (*ctmp >= '0' && *ctmp <= '9')
  				id2 = atoi(ctmp);
  			else
  				id2 = (unsigned int) -1;
  			bss = wpa_bss_get_id_range(wpa_s, id1, id2);
  			if (id2 == (unsigned int) -1)
  				bsslast = dl_list_last(&wpa_s->bss_id,
  						       struct wpa_bss,
  						       list_id);
  			else {
  				bsslast = wpa_bss_get_id(wpa_s, id2);
  				if (bsslast == NULL && bss && id2 > id1) {
  					struct wpa_bss *tmp = bss;
  					for (;;) {
  						next = tmp->list_id.next;
  						if (next == &wpa_s->bss_id)
  							break;
  						tmp = dl_list_entry(
  							next, struct wpa_bss,
  							list_id);
  						if (tmp->id > id2)
  							break;
  						bsslast = tmp;
  					}
  				}
  			}
  		}
  	} else if (os_strncmp(cmd, "FIRST", 5) == 0)
  		bss = dl_list_first(&wpa_s->bss_id, struct wpa_bss, list_id);
  	else if (os_strncmp(cmd, "LAST", 4) == 0)
  		bss = dl_list_last(&wpa_s->bss_id, struct wpa_bss, list_id);
  	else if (os_strncmp(cmd, "ID-", 3) == 0) {
  		i = atoi(cmd + 3);
  		bss = wpa_bss_get_id(wpa_s, i);
  	} else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
  		i = atoi(cmd + 5);
  		bss = wpa_bss_get_id(wpa_s, i);
  		if (bss) {
  			next = bss->list_id.next;
  			if (next == &wpa_s->bss_id)
  				bss = NULL;
  			else
  				bss = dl_list_entry(next, struct wpa_bss,
  						    list_id);
  		}
  	} else if (os_strncmp(cmd, "CURRENT", 7) == 0) {
  		bss = wpa_s->current_bss;
  #ifdef CONFIG_P2P
  	} else if (os_strncmp(cmd, "p2p_dev_addr=", 13) == 0) {
  		if (hwaddr_aton(cmd + 13, bssid) == 0)
  			bss = wpa_bss_get_p2p_dev_addr(wpa_s, bssid);
  		else
  			bss = NULL;
  #endif /* CONFIG_P2P */
  	} else if (hwaddr_aton(cmd, bssid) == 0)
  		bss = wpa_bss_get_bssid(wpa_s, bssid);
  	else {
  		struct wpa_bss *tmp;
  		i = atoi(cmd);
  		bss = NULL;
  		dl_list_for_each(tmp, &wpa_s->bss_id, struct wpa_bss, list_id)
  		{
  			if (i == 0) {
  				bss = tmp;
  				break;
  			}
  			i--;
  		}
  	}
  
  	if ((ctmp = os_strstr(cmd, "MASK=")) != NULL) {
  		mask = strtoul(ctmp + 5, NULL, 0x10);
  		if (mask == 0)
  			mask = WPA_BSS_MASK_ALL;
  	}
  
  	if (bss == NULL)
  		return 0;
  
  	if (bsslast == NULL)
  		bsslast = bss;
  	do {
  		len = print_bss_info(wpa_s, bss, mask, buf, buflen);
  		ret += len;
  		buf += len;
  		buflen -= len;
  		if (bss == bsslast) {
  			if ((mask & WPA_BSS_MASK_DELIM) && len &&
  			    (bss == dl_list_last(&wpa_s->bss_id,
  						 struct wpa_bss, list_id))) {
  				int res;
  
  				res = os_snprintf(buf - 5, end - buf + 5,
  						  "####\n");
  				if (os_snprintf_error(end - buf + 5, res)) {
  					wpa_printf(MSG_DEBUG,
  						   "Could not add end delim");
  				}
  			}
  			break;
  		}
  		next = bss->list_id.next;
  		if (next == &wpa_s->bss_id)
  			break;
  		bss = dl_list_entry(next, struct wpa_bss, list_id);
  	} while (bss && len);
  
  	return ret;
  }
  
  
  static int wpa_supplicant_ctrl_iface_ap_scan(
  	struct wpa_supplicant *wpa_s, char *cmd)
  {
  	int ap_scan = atoi(cmd);
  	return wpa_supplicant_set_ap_scan(wpa_s, ap_scan);
  }
  
  
  static int wpa_supplicant_ctrl_iface_scan_interval(
  	struct wpa_supplicant *wpa_s, char *cmd)
  {
  	int scan_int = atoi(cmd);
  	return wpa_supplicant_set_scan_interval(wpa_s, scan_int);
  }
  
  
  static int wpa_supplicant_ctrl_iface_bss_expire_age(
  	struct wpa_supplicant *wpa_s, char *cmd)
  {
  	int expire_age = atoi(cmd);
  	return wpa_supplicant_set_bss_expiration_age(wpa_s, expire_age);
  }
  
  
  static int wpa_supplicant_ctrl_iface_bss_expire_count(
  	struct wpa_supplicant *wpa_s, char *cmd)
  {
  	int expire_count = atoi(cmd);
  	return wpa_supplicant_set_bss_expiration_count(wpa_s, expire_count);
  }
  
  
  static void wpa_supplicant_ctrl_iface_bss_flush(
  	struct wpa_supplicant *wpa_s, char *cmd)
  {
  	int flush_age = atoi(cmd);
  
  	if (flush_age == 0)
  		wpa_bss_flush(wpa_s);
  	else
  		wpa_bss_flush_by_age(wpa_s, flush_age);
  }
  
  
  #ifdef CONFIG_TESTING_OPTIONS
  static void wpa_supplicant_ctrl_iface_drop_sa(struct wpa_supplicant *wpa_s)
  {
  	wpa_printf(MSG_DEBUG, "Dropping SA without deauthentication");
  	/* MLME-DELETEKEYS.request */
  	wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 0, 0, NULL, 0, NULL,
  			0, KEY_FLAG_GROUP);
  	wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 1, 0, NULL, 0, NULL,
  			0, KEY_FLAG_GROUP);
  	wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 2, 0, NULL, 0, NULL,
  			0, KEY_FLAG_GROUP);
  	wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 3, 0, NULL, 0, NULL,
  			0, KEY_FLAG_GROUP);
  	wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 4, 0, NULL, 0, NULL,
  			0, KEY_FLAG_GROUP);
  	wpa_drv_set_key(wpa_s, WPA_ALG_NONE, NULL, 5, 0, NULL, 0, NULL,
  			0, KEY_FLAG_GROUP);
  
  	wpa_drv_set_key(wpa_s, WPA_ALG_NONE, wpa_s->bssid, 0, 0, NULL, 0, NULL,
  			0, KEY_FLAG_PAIRWISE);
  	if (wpa_sm_ext_key_id(wpa_s->wpa))
  		wpa_drv_set_key(wpa_s, WPA_ALG_NONE, wpa_s->bssid, 1, 0,
  				NULL, 0, NULL, 0, KEY_FLAG_PAIRWISE);
  	/* MLME-SETPROTECTION.request(None) */
  	wpa_drv_mlme_setprotection(wpa_s, wpa_s->bssid,
  				   MLME_SETPROTECTION_PROTECT_TYPE_NONE,
  				   MLME_SETPROTECTION_KEY_TYPE_PAIRWISE);
  	wpa_sm_drop_sa(wpa_s->wpa);
  }
  #endif /* CONFIG_TESTING_OPTIONS */
  
  
  static int wpa_supplicant_ctrl_iface_roam(struct wpa_supplicant *wpa_s,
  					  char *addr)
  {
  #ifdef CONFIG_NO_SCAN_PROCESSING
  	return -1;
  #else /* CONFIG_NO_SCAN_PROCESSING */
  	u8 bssid[ETH_ALEN];
  	struct wpa_bss *bss;
  	struct wpa_ssid *ssid = wpa_s->current_ssid;
  	struct wpa_radio_work *already_connecting;
  
  	if (hwaddr_aton(addr, bssid)) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: invalid "
  			   "address '%s'", addr);
  		return -1;
  	}
  
  	wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM " MACSTR, MAC2STR(bssid));
  
  	if (!ssid) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: No network "
  			   "configuration known for the target AP");
  		return -1;
  	}
  
  	bss = wpa_bss_get(wpa_s, bssid, ssid->ssid, ssid->ssid_len);
  	if (!bss) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE ROAM: Target AP not found "
  			   "from BSS table");
  		return -1;
  	}
  
  	/*
  	 * TODO: Find best network configuration block from configuration to
  	 * allow roaming to other networks
  	 */
  
  	already_connecting = radio_work_pending(wpa_s, "sme-connect");
  	wpa_s->reassociate = 1;
  	wpa_supplicant_connect(wpa_s, bss, ssid);
  
  	/*
  	 * Indicate that an explicitly requested roam is in progress so scan
  	 * results that come in before the 'sme-connect' radio work gets
  	 * executed do not override the original connection attempt.
  	 */
  	if (!already_connecting && radio_work_pending(wpa_s, "sme-connect"))
  		wpa_s->roam_in_progress = true;
  
  	return 0;
  #endif /* CONFIG_NO_SCAN_PROCESSING */
  }
  
  
  #ifdef CONFIG_P2P
  static int p2p_ctrl_find(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	unsigned int timeout = atoi(cmd);
  	enum p2p_discovery_type type = P2P_FIND_START_WITH_FULL;
  	u8 dev_id[ETH_ALEN], *_dev_id = NULL;
  	u8 dev_type[WPS_DEV_TYPE_LEN], *_dev_type = NULL;
  	char *pos;
  	unsigned int search_delay;
  	const char *_seek[P2P_MAX_QUERY_HASH + 1], **seek = NULL;
  	u8 seek_count = 0;
  	int freq = 0;
  	bool include_6ghz = false;
  
  	if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
  		wpa_dbg(wpa_s, MSG_INFO,
  			"Reject P2P_FIND since interface is disabled");
  		return -1;
  	}
  
  	if (os_strstr(cmd, " include_6ghz"))
  		include_6ghz = true;
  	if (os_strstr(cmd, "type=social"))
  		type = P2P_FIND_ONLY_SOCIAL;
  	else if (os_strstr(cmd, "type=progressive"))
  		type = P2P_FIND_PROGRESSIVE;
  
  	pos = os_strstr(cmd, "dev_id=");
  	if (pos) {
  		pos += 7;
  		if (hwaddr_aton(pos, dev_id))
  			return -1;
  		_dev_id = dev_id;
  	}
  
  	pos = os_strstr(cmd, "dev_type=");
  	if (pos) {
  		pos += 9;
  		if (wps_dev_type_str2bin(pos, dev_type) < 0)
  			return -1;
  		_dev_type = dev_type;
  	}
  
  	pos = os_strstr(cmd, "delay=");
  	if (pos) {
  		pos += 6;
  		search_delay = atoi(pos);
  	} else
  		search_delay = wpas_p2p_search_delay(wpa_s);
  
  	pos = os_strstr(cmd, "freq=");
  	if (pos) {
  		pos += 5;
  		freq = atoi(pos);
  		if (freq <= 0)
  			return -1;
  	}
  
  	/* Must be searched for last, because it adds nul termination */
  	pos = os_strstr(cmd, " seek=");
  	if (pos)
  		pos += 6;
  	while (pos && seek_count < P2P_MAX_QUERY_HASH + 1) {
  		char *term;
  
  		_seek[seek_count++] = pos;
  		seek = _seek;
  		term = os_strchr(pos, ' ');
  		if (!term)
  			break;
  		*term = '\0';
  		pos = os_strstr(term + 1, "seek=");
  		if (pos)
  			pos += 5;
  	}
  	if (seek_count > P2P_MAX_QUERY_HASH) {
  		seek[0] = NULL;
  		seek_count = 1;
  	}
  
  	return wpas_p2p_find(wpa_s, timeout, type, _dev_type != NULL, _dev_type,
  			     _dev_id, search_delay, seek_count, seek, freq,
  			     include_6ghz);
  }
  
  
  static int p2ps_ctrl_parse_cpt_priority(const char *pos, u8 *cpt)
  {
  	const char *last = NULL;
  	const char *token;
  	long int token_len;
  	unsigned int i;
  
  	/* Expected predefined CPT names delimited by ':' */
  	for (i = 0; (token = cstr_token(pos, ": \t", &last)); i++) {
  		if (i >= P2PS_FEATURE_CAPAB_CPT_MAX) {
  			wpa_printf(MSG_ERROR,
  				   "P2PS: CPT name list is too long, expected up to %d names",
  				   P2PS_FEATURE_CAPAB_CPT_MAX);
  			cpt[0] = 0;
  			return -1;
  		}
  
  		token_len = last - token;
  
  		if (token_len  == 3 &&
  		    os_memcmp(token, "UDP", token_len) == 0) {
  			cpt[i] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
  		} else if (token_len == 3 &&
  			   os_memcmp(token, "MAC", token_len) == 0) {
  			cpt[i] = P2PS_FEATURE_CAPAB_MAC_TRANSPORT;
  		} else {
  			wpa_printf(MSG_ERROR,
  				   "P2PS: Unsupported CPT name '%s'", token);
  			cpt[0] = 0;
  			return -1;
  		}
  
  		if (isblank((unsigned char) *last)) {
  			i++;
  			break;
  		}
  	}
  	cpt[i] = 0;
  	return 0;
  }
  
  
  static struct p2ps_provision * p2p_parse_asp_provision_cmd(const char *cmd)
  {
  	struct p2ps_provision *p2ps_prov;
  	char *pos;
  	size_t info_len = 0;
  	char *info = NULL;
  	u8 role = P2PS_SETUP_NONE;
  	long long unsigned val;
  	int i;
  
  	pos = os_strstr(cmd, "info=");
  	if (pos) {
  		pos += 5;
  		info_len = os_strlen(pos);
  
  		if (info_len) {
  			info = os_malloc(info_len + 1);
  			if (info) {
  				info_len = utf8_unescape(pos, info_len,
  							 info, info_len + 1);
  			} else
  				info_len = 0;
  		}
  	}
  
  	p2ps_prov = os_zalloc(sizeof(struct p2ps_provision) + info_len + 1);
  	if (p2ps_prov == NULL) {
  		os_free(info);
  		return NULL;
  	}
  
  	if (info) {
  		os_memcpy(p2ps_prov->info, info, info_len);
  		p2ps_prov->info[info_len] = '\0';
  		os_free(info);
  	}
  
  	pos = os_strstr(cmd, "status=");
  	if (pos)
  		p2ps_prov->status = atoi(pos + 7);
  	else
  		p2ps_prov->status = -1;
  
  	pos = os_strstr(cmd, "adv_id=");
  	if (!pos || sscanf(pos + 7, "%llx", &val) != 1 || val > 0xffffffffULL)
  		goto invalid_args;
  	p2ps_prov->adv_id = val;
  
  	pos = os_strstr(cmd, "method=");
  	if (pos)
  		p2ps_prov->method = strtol(pos + 7, NULL, 16);
  	else
  		p2ps_prov->method = 0;
  
  	pos = os_strstr(cmd, "session=");
  	if (!pos || sscanf(pos + 8, "%llx", &val) != 1 || val > 0xffffffffULL)
  		goto invalid_args;
  	p2ps_prov->session_id = val;
  
  	pos = os_strstr(cmd, "adv_mac=");
  	if (!pos || hwaddr_aton(pos + 8, p2ps_prov->adv_mac))
  		goto invalid_args;
  
  	pos = os_strstr(cmd, "session_mac=");
  	if (!pos || hwaddr_aton(pos + 12, p2ps_prov->session_mac))
  		goto invalid_args;
  
  	pos = os_strstr(cmd, "cpt=");
  	if (pos) {
  		if (p2ps_ctrl_parse_cpt_priority(pos + 4,
  						 p2ps_prov->cpt_priority))
  			goto invalid_args;
  	} else {
  		p2ps_prov->cpt_priority[0] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
  	}
  
  	for (i = 0; p2ps_prov->cpt_priority[i]; i++)
  		p2ps_prov->cpt_mask |= p2ps_prov->cpt_priority[i];
  
  	/* force conncap with tstCap (no validity checks) */
  	pos = os_strstr(cmd, "tstCap=");
  	if (pos) {
  		role = strtol(pos + 7, NULL, 16);
  	} else {
  		pos = os_strstr(cmd, "role=");
  		if (pos) {
  			role = strtol(pos + 5, NULL, 16);
  			if (role != P2PS_SETUP_CLIENT &&
  			    role != P2PS_SETUP_GROUP_OWNER)
  				role = P2PS_SETUP_NONE;
  		}
  	}
  	p2ps_prov->role = role;
  
  	return p2ps_prov;
  
  invalid_args:
  	os_free(p2ps_prov);
  	return NULL;
  }
  
  
  static int p2p_ctrl_asp_provision_resp(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	u8 addr[ETH_ALEN];
  	struct p2ps_provision *p2ps_prov;
  	char *pos;
  
  	/* <addr> id=<adv_id> [role=<conncap>] [info=<infodata>] */
  
  	wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd);
  
  	if (hwaddr_aton(cmd, addr))
  		return -1;
  
  	pos = cmd + 17;
  	if (*pos != ' ')
  		return -1;
  
  	p2ps_prov = p2p_parse_asp_provision_cmd(pos);
  	if (!p2ps_prov)
  		return -1;
  
  	if (p2ps_prov->status < 0) {
  		os_free(p2ps_prov);
  		return -1;
  	}
  
  	return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP,
  				  p2ps_prov);
  }
  
  
  static int p2p_ctrl_asp_provision(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	u8 addr[ETH_ALEN];
  	struct p2ps_provision *p2ps_prov;
  	char *pos;
  
  	/* <addr> id=<adv_id> adv_mac=<adv_mac> conncap=<conncap>
  	 *        session=<ses_id> mac=<ses_mac> [info=<infodata>]
  	 */
  
  	wpa_printf(MSG_DEBUG, "%s: %s", __func__, cmd);
  	if (hwaddr_aton(cmd, addr))
  		return -1;
  
  	pos = cmd + 17;
  	if (*pos != ' ')
  		return -1;
  
  	p2ps_prov = p2p_parse_asp_provision_cmd(pos);
  	if (!p2ps_prov)
  		return -1;
  
  	p2ps_prov->pd_seeker = 1;
  
  	return wpas_p2p_prov_disc(wpa_s, addr, NULL, WPAS_P2P_PD_FOR_ASP,
  				  p2ps_prov);
  }
  
  
  static int parse_freq(int chwidth, int freq2)
  {
  	if (freq2 < 0)
  		return -1;
  	if (freq2)
  		return CHANWIDTH_80P80MHZ;
  
  	switch (chwidth) {
  	case 0:
  	case 20:
  	case 40:
  		return CHANWIDTH_USE_HT;
  	case 80:
  		return CHANWIDTH_80MHZ;
  	case 160:
  		return CHANWIDTH_160MHZ;
  	default:
  		wpa_printf(MSG_DEBUG, "Unknown max oper bandwidth: %d",
  			   chwidth);
  		return -1;
  	}
  }
  
  
  static int p2p_ctrl_connect(struct wpa_supplicant *wpa_s, char *cmd,
  			    char *buf, size_t buflen)
  {
  	u8 addr[ETH_ALEN];
  	char *pos, *pos2;
  	char *pin = NULL;
  	enum p2p_wps_method wps_method;
  	int new_pin;
  	int ret;
  	int persistent_group, persistent_id = -1;
  	int join;
  	int auth;
  	int automatic;
  	int go_intent = -1;
  	int freq = 0;
  	int pd;
  	int ht40, vht, max_oper_chwidth, chwidth = 0, freq2 = 0;
  	int edmg;
  	u8 _group_ssid[SSID_MAX_LEN], *group_ssid = NULL;
  	size_t group_ssid_len = 0;
  	int he;
  	bool allow_6ghz;
  
  	if (!wpa_s->global->p2p_init_wpa_s)
  		return -1;
  	if (wpa_s->global->p2p_init_wpa_s != wpa_s) {
  		wpa_dbg(wpa_s, MSG_DEBUG, "Direct P2P_CONNECT command to %s",
  			wpa_s->global->p2p_init_wpa_s->ifname);
  		wpa_s = wpa_s->global->p2p_init_wpa_s;
  	}
  
  	/* <addr> <"pbc" | "pin" | PIN> [label|display|keypad|p2ps]
  	 * [persistent|persistent=<network id>]
  	 * [join] [auth] [go_intent=<0..15>] [freq=<in MHz>] [provdisc]
  	 * [ht40] [vht] [he] [edmg] [auto] [ssid=<hexdump>] */
  
  	if (hwaddr_aton(cmd, addr))
  		return -1;
  
  	pos = cmd + 17;
  	if (*pos != ' ')
  		return -1;
  	pos++;
  
  	persistent_group = os_strstr(pos, " persistent") != NULL;
  	pos2 = os_strstr(pos, " persistent=");
  	if (pos2) {
  		struct wpa_ssid *ssid;
  		persistent_id = atoi(pos2 + 12);
  		ssid = wpa_config_get_network(wpa_s->conf, persistent_id);
  		if (ssid == NULL || ssid->disabled != 2 ||
  		    ssid->mode != WPAS_MODE_P2P_GO) {
  			wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find "
  				   "SSID id=%d for persistent P2P group (GO)",
  				   persistent_id);
  			return -1;
  		}
  	}
  	join = os_strstr(pos, " join") != NULL;
  	allow_6ghz = os_strstr(pos, " allow_6ghz") != NULL;
  	auth = os_strstr(pos, " auth") != NULL;
  	automatic = os_strstr(pos, " auto") != NULL;
  	pd = os_strstr(pos, " provdisc") != NULL;
  	vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
  	ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
  		vht;
  	he = (os_strstr(cmd, " he") != NULL) || wpa_s->conf->p2p_go_he;
  	edmg = (os_strstr(cmd, " edmg") != NULL) || wpa_s->conf->p2p_go_edmg;
  
  	pos2 = os_strstr(pos, " go_intent=");
  	if (pos2) {
  		pos2 += 11;
  		go_intent = atoi(pos2);
  		if (go_intent < 0 || go_intent > 15)
  			return -1;
  	}
  
  	pos2 = os_strstr(pos, " freq=");
  	if (pos2) {
  		pos2 += 6;
  		freq = atoi(pos2);
  		if (freq <= 0)
  			return -1;
  	}
  
  	pos2 = os_strstr(pos, " freq2=");
  	if (pos2)
  		freq2 = atoi(pos2 + 7);
  
  	pos2 = os_strstr(pos, " max_oper_chwidth=");
  	if (pos2)
  		chwidth = atoi(pos2 + 18);
  
  	max_oper_chwidth = parse_freq(chwidth, freq2);
  	if (max_oper_chwidth < 0)
  		return -1;
  
  	if (allow_6ghz && chwidth == 40)
  		max_oper_chwidth = CHANWIDTH_40MHZ_6GHZ;
  
  	pos2 = os_strstr(pos, " ssid=");
  	if (pos2) {
  		char *end;
  
  		pos2 += 6;
  		end = os_strchr(pos2, ' ');
  		if (!end)
  			group_ssid_len = os_strlen(pos2) / 2;
  		else
  			group_ssid_len = (end - pos2) / 2;
  		if (group_ssid_len == 0 || group_ssid_len > SSID_MAX_LEN ||
  		    hexstr2bin(pos2, _group_ssid, group_ssid_len) < 0)
  			return -1;
  		group_ssid = _group_ssid;
  	}
  
  	if (os_strncmp(pos, "pin", 3) == 0) {
  		/* Request random PIN (to be displayed) and enable the PIN */
  		wps_method = WPS_PIN_DISPLAY;
  	} else if (os_strncmp(pos, "pbc", 3) == 0) {
  		wps_method = WPS_PBC;
  	} else if (os_strstr(pos, "p2ps") != NULL) {
  		wps_method = WPS_P2PS;
  	} else {
  		pin = pos;
  		pos = os_strchr(pin, ' ');
  		wps_method = WPS_PIN_KEYPAD;
  		if (pos) {
  			*pos++ = '\0';
  			if (os_strncmp(pos, "display", 7) == 0)
  				wps_method = WPS_PIN_DISPLAY;
  		}
  		if (!wps_pin_str_valid(pin)) {
  			os_memcpy(buf, "FAIL-INVALID-PIN\n", 17);
  			return 17;
  		}
  	}
  
  	new_pin = wpas_p2p_connect(wpa_s, addr, pin, wps_method,
  				   persistent_group, automatic, join,
  				   auth, go_intent, freq, freq2, persistent_id,
  				   pd, ht40, vht, max_oper_chwidth, he, edmg,
  				   group_ssid, group_ssid_len, allow_6ghz);
  	if (new_pin == -2) {
  		os_memcpy(buf, "FAIL-CHANNEL-UNAVAILABLE\n", 25);
  		return 25;
  	}
  	if (new_pin == -3) {
  		os_memcpy(buf, "FAIL-CHANNEL-UNSUPPORTED\n", 25);
  		return 25;
  	}
  	if (new_pin < 0)
  		return -1;
  	if (wps_method == WPS_PIN_DISPLAY && pin == NULL) {
  		ret = os_snprintf(buf, buflen, "%08d", new_pin);
  		if (os_snprintf_error(buflen, ret))
  			return -1;
  		return ret;
  	}
  
  	os_memcpy(buf, "OK\n", 3);
  	return 3;
  }
  
  
  static int p2p_ctrl_listen(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	unsigned int timeout = atoi(cmd);
  	if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
  		wpa_dbg(wpa_s, MSG_INFO,
  			"Reject P2P_LISTEN since interface is disabled");
  		return -1;
  	}
  	return wpas_p2p_listen(wpa_s, timeout);
  }
  
  
  static int p2p_ctrl_prov_disc(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	u8 addr[ETH_ALEN];
  	char *pos;
  	enum wpas_p2p_prov_disc_use use = WPAS_P2P_PD_FOR_GO_NEG;
  
  	/* <addr> <config method> [join|auto] */
  
  	if (hwaddr_aton(cmd, addr))
  		return -1;
  
  	pos = cmd + 17;
  	if (*pos != ' ')
  		return -1;
  	pos++;
  
  	if (os_strstr(pos, " join") != NULL)
  		use = WPAS_P2P_PD_FOR_JOIN;
  	else if (os_strstr(pos, " auto") != NULL)
  		use = WPAS_P2P_PD_AUTO;
  
  	return wpas_p2p_prov_disc(wpa_s, addr, pos, use, NULL);
  }
  
  
  static int p2p_get_passphrase(struct wpa_supplicant *wpa_s, char *buf,
  			      size_t buflen)
  {
  	struct wpa_ssid *ssid = wpa_s->current_ssid;
  
  	if (ssid == NULL || ssid->mode != WPAS_MODE_P2P_GO ||
  	    ssid->passphrase == NULL)
  		return -1;
  
  	os_strlcpy(buf, ssid->passphrase, buflen);
  	return os_strlen(buf);
  }
  
  
  static int p2p_ctrl_serv_disc_req(struct wpa_supplicant *wpa_s, char *cmd,
  				  char *buf, size_t buflen)
  {
  	u64 ref;
  	int res;
  	u8 dst_buf[ETH_ALEN], *dst;
  	struct wpabuf *tlvs;
  	char *pos;
  	size_t len;
  
  	if (hwaddr_aton(cmd, dst_buf))
  		return -1;
  	dst = dst_buf;
  	if (dst[0] == 0 && dst[1] == 0 && dst[2] == 0 &&
  	    dst[3] == 0 && dst[4] == 0 && dst[5] == 0)
  		dst = NULL;
  	pos = cmd + 17;
  	if (*pos != ' ')
  		return -1;
  	pos++;
  
  	if (os_strncmp(pos, "upnp ", 5) == 0) {
  		u8 version;
  		pos += 5;
  		if (hexstr2bin(pos, &version, 1) < 0)
  			return -1;
  		pos += 2;
  		if (*pos != ' ')
  			return -1;
  		pos++;
  		ref = wpas_p2p_sd_request_upnp(wpa_s, dst, version, pos);
  #ifdef CONFIG_WIFI_DISPLAY
  	} else if (os_strncmp(pos, "wifi-display ", 13) == 0) {
  		ref = wpas_p2p_sd_request_wifi_display(wpa_s, dst, pos + 13);
  #endif /* CONFIG_WIFI_DISPLAY */
  	} else if (os_strncmp(pos, "asp ", 4) == 0) {
  		char *svc_str;
  		char *svc_info = NULL;
  		u32 id;
  
  		pos += 4;
  		if (sscanf(pos, "%x", &id) != 1 || id > 0xff)
  			return -1;
  
  		pos = os_strchr(pos, ' ');
  		if (pos == NULL || pos[1] == '\0' || pos[1] == ' ')
  			return -1;
  
  		svc_str = pos + 1;
  
  		pos = os_strchr(svc_str, ' ');
  
  		if (pos)
  			*pos++ = '\0';
  
  		/* All remaining data is the svc_info string */
  		if (pos && pos[0] && pos[0] != ' ') {
  			len = os_strlen(pos);
  
  			/* Unescape in place */
  			len = utf8_unescape(pos, len, pos, len);
  			if (len > 0xff)
  				return -1;
  
  			svc_info = pos;
  		}
  
  		ref = wpas_p2p_sd_request_asp(wpa_s, dst, (u8) id,
  					      svc_str, svc_info);
  	} else {
  		len = os_strlen(pos);
  		if (len & 1)
  			return -1;
  		len /= 2;
  		tlvs = wpabuf_alloc(len);
  		if (tlvs == NULL)
  			return -1;
  		if (hexstr2bin(pos, wpabuf_put(tlvs, len), len) < 0) {
  			wpabuf_free(tlvs);
  			return -1;
  		}
  
  		ref = wpas_p2p_sd_request(wpa_s, dst, tlvs);
  		wpabuf_free(tlvs);
  	}
  	if (ref == 0)
  		return -1;
  	res = os_snprintf(buf, buflen, "%llx", (long long unsigned) ref);
  	if (os_snprintf_error(buflen, res))
  		return -1;
  	return res;
  }
  
  
  static int p2p_ctrl_serv_disc_cancel_req(struct wpa_supplicant *wpa_s,
  					 char *cmd)
  {
  	long long unsigned val;
  	u64 req;
  	if (sscanf(cmd, "%llx", &val) != 1)
  		return -1;
  	req = val;
  	return wpas_p2p_sd_cancel_request(wpa_s, req);
  }
  
  
  static int p2p_ctrl_serv_disc_resp(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	int freq;
  	u8 dst[ETH_ALEN];
  	u8 dialog_token;
  	struct wpabuf *resp_tlvs;
  	char *pos, *pos2;
  	size_t len;
  
  	pos = os_strchr(cmd, ' ');
  	if (pos == NULL)
  		return -1;
  	*pos++ = '\0';
  	freq = atoi(cmd);
  	if (freq == 0)
  		return -1;
  
  	if (hwaddr_aton(pos, dst))
  		return -1;
  	pos += 17;
  	if (*pos != ' ')
  		return -1;
  	pos++;
  
  	pos2 = os_strchr(pos, ' ');
  	if (pos2 == NULL)
  		return -1;
  	*pos2++ = '\0';
  	dialog_token = atoi(pos);
  
  	len = os_strlen(pos2);
  	if (len & 1)
  		return -1;
  	len /= 2;
  	resp_tlvs = wpabuf_alloc(len);
  	if (resp_tlvs == NULL)
  		return -1;
  	if (hexstr2bin(pos2, wpabuf_put(resp_tlvs, len), len) < 0) {
  		wpabuf_free(resp_tlvs);
  		return -1;
  	}
  
  	wpas_p2p_sd_response(wpa_s, freq, dst, dialog_token, resp_tlvs);
  	wpabuf_free(resp_tlvs);
  	return 0;
  }
  
  
  static int p2p_ctrl_serv_disc_external(struct wpa_supplicant *wpa_s,
  				       char *cmd)
  {
  	if (os_strcmp(cmd, "0") && os_strcmp(cmd, "1"))
  		return -1;
  	wpa_s->p2p_sd_over_ctrl_iface = atoi(cmd);
  	return 0;
  }
  
  
  static int p2p_ctrl_service_add_bonjour(struct wpa_supplicant *wpa_s,
  					char *cmd)
  {
  	char *pos;
  	size_t len;
  	struct wpabuf *query, *resp;
  
  	pos = os_strchr(cmd, ' ');
  	if (pos == NULL)
  		return -1;
  	*pos++ = '\0';
  
  	len = os_strlen(cmd);
  	if (len & 1)
  		return -1;
  	len /= 2;
  	query = wpabuf_alloc(len);
  	if (query == NULL)
  		return -1;
  	if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
  		wpabuf_free(query);
  		return -1;
  	}
  
  	len = os_strlen(pos);
  	if (len & 1) {
  		wpabuf_free(query);
  		return -1;
  	}
  	len /= 2;
  	resp = wpabuf_alloc(len);
  	if (resp == NULL) {
  		wpabuf_free(query);
  		return -1;
  	}
  	if (hexstr2bin(pos, wpabuf_put(resp, len), len) < 0) {
  		wpabuf_free(query);
  		wpabuf_free(resp);
  		return -1;
  	}
  
  	if (wpas_p2p_service_add_bonjour(wpa_s, query, resp) < 0) {
  		wpabuf_free(query);
  		wpabuf_free(resp);
  		return -1;
  	}
  	return 0;
  }
  
  
  static int p2p_ctrl_service_add_upnp(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	char *pos;
  	u8 version;
  
  	pos = os_strchr(cmd, ' ');
  	if (pos == NULL)
  		return -1;
  	*pos++ = '\0';
  
  	if (hexstr2bin(cmd, &version, 1) < 0)
  		return -1;
  
  	return wpas_p2p_service_add_upnp(wpa_s, version, pos);
  }
  
  
  static int p2p_ctrl_service_add_asp(struct wpa_supplicant *wpa_s,
  				    u8 replace, char *cmd)
  {
  	char *pos;
  	char *adv_str;
  	u32 auto_accept, adv_id, svc_state, config_methods;
  	char *svc_info = NULL;
  	char *cpt_prio_str;
  	u8 cpt_prio[P2PS_FEATURE_CAPAB_CPT_MAX + 1];
  
  	pos = os_strchr(cmd, ' ');
  	if (pos == NULL)
  		return -1;
  	*pos++ = '\0';
  
  	/* Auto-Accept value is mandatory, and must be one of the
  	 * single values (0, 1, 2, 4) */
  	auto_accept = atoi(cmd);
  	switch (auto_accept) {
  	case P2PS_SETUP_NONE: /* No auto-accept */
  	case P2PS_SETUP_NEW:
  	case P2PS_SETUP_CLIENT:
  	case P2PS_SETUP_GROUP_OWNER:
  		break;
  	default:
  		return -1;
  	}
  
  	/* Advertisement ID is mandatory */
  	cmd = pos;
  	pos = os_strchr(cmd, ' ');
  	if (pos == NULL)
  		return -1;
  	*pos++ = '\0';
  
  	/* Handle Adv_ID == 0 (wildcard "org.wi-fi.wfds") internally. */
  	if (sscanf(cmd, "%x", &adv_id) != 1 || adv_id == 0)
  		return -1;
  
  	/* Only allow replacements if exist, and adds if not */
  	if (wpas_p2p_service_p2ps_id_exists(wpa_s, adv_id)) {
  		if (!replace)
  			return -1;
  	} else {
  		if (replace)
  			return -1;
  	}
  
  	/* svc_state between 0 - 0xff is mandatory */
  	if (sscanf(pos, "%x", &svc_state) != 1 || svc_state > 0xff)
  		return -1;
  
  	pos = os_strchr(pos, ' ');
  	if (pos == NULL)
  		return -1;
  
  	/* config_methods is mandatory */
  	pos++;
  	if (sscanf(pos, "%x", &config_methods) != 1)
  		return -1;
  
  	if (!(config_methods &
  	      (WPS_CONFIG_DISPLAY | WPS_CONFIG_KEYPAD | WPS_CONFIG_P2PS)))
  		return -1;
  
  	pos = os_strchr(pos, ' ');
  	if (pos == NULL)
  		return -1;
  
  	pos++;
  	adv_str = pos;
  
  	/* Advertisement string is mandatory */
  	if (!pos[0] || pos[0] == ' ')
  		return -1;
  
  	/* Terminate svc string */
  	pos = os_strchr(pos, ' ');
  	if (pos != NULL)
  		*pos++ = '\0';
  
  	cpt_prio_str = (pos && pos[0]) ? os_strstr(pos, "cpt=") : NULL;
  	if (cpt_prio_str) {
  		pos = os_strchr(pos, ' ');
  		if (pos != NULL)
  			*pos++ = '\0';
  
  		if (p2ps_ctrl_parse_cpt_priority(cpt_prio_str + 4, cpt_prio))
  			return -1;
  	} else {
  		cpt_prio[0] = P2PS_FEATURE_CAPAB_UDP_TRANSPORT;
  		cpt_prio[1] = 0;
  	}
  
  	/* Service and Response Information are optional */
  	if (pos && pos[0]) {
  		size_t len;
  
  		/* Note the bare ' included, which cannot exist legally
  		 * in unescaped string. */
  		svc_info = os_strstr(pos, "svc_info='");
  
  		if (svc_info) {
  			svc_info += 9;
  			len = os_strlen(svc_info);
  			utf8_unescape(svc_info, len, svc_info, len);
  		}
  	}
  
  	return wpas_p2p_service_add_asp(wpa_s, auto_accept, adv_id, adv_str,
  					(u8) svc_state, (u16) config_methods,
  					svc_info, cpt_prio);
  }
  
  
  static int p2p_ctrl_service_add(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	char *pos;
  
  	pos = os_strchr(cmd, ' ');
  	if (pos == NULL)
  		return -1;
  	*pos++ = '\0';
  
  	if (os_strcmp(cmd, "bonjour") == 0)
  		return p2p_ctrl_service_add_bonjour(wpa_s, pos);
  	if (os_strcmp(cmd, "upnp") == 0)
  		return p2p_ctrl_service_add_upnp(wpa_s, pos);
  	if (os_strcmp(cmd, "asp") == 0)
  		return p2p_ctrl_service_add_asp(wpa_s, 0, pos);
  	wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
  	return -1;
  }
  
  
  static int p2p_ctrl_service_del_bonjour(struct wpa_supplicant *wpa_s,
  					char *cmd)
  {
  	size_t len;
  	struct wpabuf *query;
  	int ret;
  
  	len = os_strlen(cmd);
  	if (len & 1)
  		return -1;
  	len /= 2;
  	query = wpabuf_alloc(len);
  	if (query == NULL)
  		return -1;
  	if (hexstr2bin(cmd, wpabuf_put(query, len), len) < 0) {
  		wpabuf_free(query);
  		return -1;
  	}
  
  	ret = wpas_p2p_service_del_bonjour(wpa_s, query);
  	wpabuf_free(query);
  	return ret;
  }
  
  
  static int p2p_ctrl_service_del_upnp(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	char *pos;
  	u8 version;
  
  	pos = os_strchr(cmd, ' ');
  	if (pos == NULL)
  		return -1;
  	*pos++ = '\0';
  
  	if (hexstr2bin(cmd, &version, 1) < 0)
  		return -1;
  
  	return wpas_p2p_service_del_upnp(wpa_s, version, pos);
  }
  
  
  static int p2p_ctrl_service_del_asp(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	u32 adv_id;
  
  	if (os_strcmp(cmd, "all") == 0) {
  		wpas_p2p_service_flush_asp(wpa_s);
  		return 0;
  	}
  
  	if (sscanf(cmd, "%x", &adv_id) != 1)
  		return -1;
  
  	return wpas_p2p_service_del_asp(wpa_s, adv_id);
  }
  
  
  static int p2p_ctrl_service_del(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	char *pos;
  
  	pos = os_strchr(cmd, ' ');
  	if (pos == NULL)
  		return -1;
  	*pos++ = '\0';
  
  	if (os_strcmp(cmd, "bonjour") == 0)
  		return p2p_ctrl_service_del_bonjour(wpa_s, pos);
  	if (os_strcmp(cmd, "upnp") == 0)
  		return p2p_ctrl_service_del_upnp(wpa_s, pos);
  	if (os_strcmp(cmd, "asp") == 0)
  		return p2p_ctrl_service_del_asp(wpa_s, pos);
  	wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
  	return -1;
  }
  
  
  static int p2p_ctrl_service_replace(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	char *pos;
  
  	pos = os_strchr(cmd, ' ');
  	if (pos == NULL)
  		return -1;
  	*pos++ = '\0';
  
  	if (os_strcmp(cmd, "asp") == 0)
  		return p2p_ctrl_service_add_asp(wpa_s, 1, pos);
  
  	wpa_printf(MSG_DEBUG, "Unknown service '%s'", cmd);
  	return -1;
  }
  
  
  static int p2p_ctrl_reject(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	u8 addr[ETH_ALEN];
  
  	/* <addr> */
  
  	if (hwaddr_aton(cmd, addr))
  		return -1;
  
  	return wpas_p2p_reject(wpa_s, addr);
  }
  
  
  static int p2p_ctrl_invite_persistent(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	char *pos;
  	int id;
  	struct wpa_ssid *ssid;
  	u8 *_peer = NULL, peer[ETH_ALEN];
  	int freq = 0, pref_freq = 0;
  	int ht40, vht, he, max_oper_chwidth, chwidth = 0, freq2 = 0;
  	int edmg;
  	bool allow_6ghz;
  
  	id = atoi(cmd);
  	pos = os_strstr(cmd, " peer=");
  	if (pos) {
  		pos += 6;
  		if (hwaddr_aton(pos, peer))
  			return -1;
  		_peer = peer;
  	}
  	ssid = wpa_config_get_network(wpa_s->conf, id);
  	if (ssid == NULL || ssid->disabled != 2) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
  			   "for persistent P2P group",
  			   id);
  		return -1;
  	}
  
  	pos = os_strstr(cmd, " freq=");
  	if (pos) {
  		pos += 6;
  		freq = atoi(pos);
  		if (freq <= 0)
  			return -1;
  	}
  
  	pos = os_strstr(cmd, " pref=");
  	if (pos) {
  		pos += 6;
  		pref_freq = atoi(pos);
  		if (pref_freq <= 0)
  			return -1;
  	}
  
  	vht = (os_strstr(cmd, " vht") != NULL) || wpa_s->conf->p2p_go_vht;
  	ht40 = (os_strstr(cmd, " ht40") != NULL) || wpa_s->conf->p2p_go_ht40 ||
  		vht;
  	he = (os_strstr(cmd, " he") != NULL) || wpa_s->conf->p2p_go_he;
  	edmg = (os_strstr(cmd, " edmg") != NULL) || wpa_s->conf->p2p_go_edmg;
  
  	pos = os_strstr(cmd, "freq2=");
  	if (pos)
  		freq2 = atoi(pos + 6);
  
  	pos = os_strstr(cmd, " max_oper_chwidth=");
  	if (pos)
  		chwidth = atoi(pos + 18);
  
  	max_oper_chwidth = parse_freq(chwidth, freq2);
  	if (max_oper_chwidth < 0)
  		return -1;
  
  	allow_6ghz = os_strstr(cmd, " allow_6ghz") != NULL;
  
  	if (allow_6ghz && chwidth == 40)
  		max_oper_chwidth = CHANWIDTH_40MHZ_6GHZ;
  
  	return wpas_p2p_invite(wpa_s, _peer, ssid, NULL, freq, freq2, ht40, vht,
  			       max_oper_chwidth, pref_freq, he, edmg,
  			       allow_6ghz);
  }
  
  
  static int p2p_ctrl_invite_group(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	char *pos;
  	u8 peer[ETH_ALEN], go_dev_addr[ETH_ALEN], *go_dev = NULL;
  	bool allow_6ghz;
  
  	pos = os_strstr(cmd, " peer=");
  	if (!pos)
  		return -1;
  
  	*pos = '\0';
  	pos += 6;
  	if (hwaddr_aton(pos, peer)) {
  		wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'", pos);
  		return -1;
  	}
  
  	allow_6ghz = os_strstr(pos, " allow_6ghz") != NULL;
  
  	pos = os_strstr(pos, " go_dev_addr=");
  	if (pos) {
  		pos += 13;
  		if (hwaddr_aton(pos, go_dev_addr)) {
  			wpa_printf(MSG_DEBUG, "P2P: Invalid MAC address '%s'",
  				   pos);
  			return -1;
  		}
  		go_dev = go_dev_addr;
  	}
  
  	return wpas_p2p_invite_group(wpa_s, cmd, peer, go_dev, allow_6ghz);
  }
  
  
  static int p2p_ctrl_invite(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	if (os_strncmp(cmd, "persistent=", 11) == 0)
  		return p2p_ctrl_invite_persistent(wpa_s, cmd + 11);
  	if (os_strncmp(cmd, "group=", 6) == 0)
  		return p2p_ctrl_invite_group(wpa_s, cmd + 6);
  
  	return -1;
  }
  
  
  static int p2p_ctrl_group_add_persistent(struct wpa_supplicant *wpa_s,
  					 int id, int freq, int vht_center_freq2,
  					 int ht40, int vht, int vht_chwidth,
  					 int he, int edmg, bool allow_6ghz)
  {
  	struct wpa_ssid *ssid;
  
  	ssid = wpa_config_get_network(wpa_s->conf, id);
  	if (ssid == NULL || ssid->disabled != 2) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE: Could not find SSID id=%d "
  			   "for persistent P2P group",
  			   id);
  		return -1;
  	}
  
  	return wpas_p2p_group_add_persistent(wpa_s, ssid, 0, freq,
  					     vht_center_freq2, 0, ht40, vht,
  					     vht_chwidth, he, edmg,
  					     NULL, 0, 0, allow_6ghz);
  }
  
  
  static int p2p_ctrl_group_add(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	int freq = 0, persistent = 0, group_id = -1;
  	bool allow_6ghz = false;
  	int vht = wpa_s->conf->p2p_go_vht;
  	int ht40 = wpa_s->conf->p2p_go_ht40 || vht;
  	int he = wpa_s->conf->p2p_go_he;
  	int edmg = wpa_s->conf->p2p_go_edmg;
  	int max_oper_chwidth, chwidth = 0, freq2 = 0;
  	char *token, *context = NULL;
  #ifdef CONFIG_ACS
  	int acs = 0;
  #endif /* CONFIG_ACS */
  
  	while ((token = str_token(cmd, " ", &context))) {
  		if (sscanf(token, "freq2=%d", &freq2) == 1 ||
  		    sscanf(token, "persistent=%d", &group_id) == 1 ||
  		    sscanf(token, "max_oper_chwidth=%d", &chwidth) == 1) {
  			continue;
  #ifdef CONFIG_ACS
  		} else if (os_strcmp(token, "freq=acs") == 0) {
  			acs = 1;
  #endif /* CONFIG_ACS */
  		} else if (sscanf(token, "freq=%d", &freq) == 1) {
  			continue;
  		} else if (os_strcmp(token, "ht40") == 0) {
  			ht40 = 1;
  		} else if (os_strcmp(token, "vht") == 0) {
  			vht = 1;
  			ht40 = 1;
  		} else if (os_strcmp(token, "he") == 0) {
  			he = 1;
  		} else if (os_strcmp(token, "edmg") == 0) {
  			edmg = 1;
  		} else if (os_strcmp(token, "persistent") == 0) {
  			persistent = 1;
  		} else if (os_strcmp(token, "allow_6ghz") == 0) {
  			allow_6ghz = true;
  		} else {
  			wpa_printf(MSG_DEBUG,
  				   "CTRL: Invalid P2P_GROUP_ADD parameter: '%s'",
  				   token);
  			return -1;
  		}
  	}
  
  #ifdef CONFIG_ACS
  	if ((wpa_s->drv_flags & WPA_DRIVER_FLAGS_ACS_OFFLOAD) &&
  	    (acs || freq == 2 || freq == 5)) {
  		if (freq == 2 && wpa_s->best_24_freq <= 0) {
  			wpa_s->p2p_go_acs_band = HOSTAPD_MODE_IEEE80211G;
  			wpa_s->p2p_go_do_acs = 1;
  			freq = 0;
  		} else if (freq == 5 && wpa_s->best_5_freq <= 0) {
  			wpa_s->p2p_go_acs_band = HOSTAPD_MODE_IEEE80211A;
  			wpa_s->p2p_go_do_acs = 1;
  			freq = 0;
  		} else {
  			wpa_s->p2p_go_acs_band = HOSTAPD_MODE_IEEE80211ANY;
  			wpa_s->p2p_go_do_acs = 1;
  		}
  	} else {
  		wpa_s->p2p_go_do_acs = 0;
  	}
  #endif /* CONFIG_ACS */
  
  	max_oper_chwidth = parse_freq(chwidth, freq2);
  	if (max_oper_chwidth < 0)
  		return -1;
  
  	if (allow_6ghz && chwidth == 40)
  		max_oper_chwidth = CHANWIDTH_40MHZ_6GHZ;
  
  	/* Allow DFS to be used for Autonomous GO */
  	wpa_s->p2p_go_allow_dfs = !!(wpa_s->drv_flags &
  				     WPA_DRIVER_FLAGS_DFS_OFFLOAD);
  
  	if (group_id >= 0)
  		return p2p_ctrl_group_add_persistent(wpa_s, group_id,
  						     freq, freq2, ht40, vht,
  						     max_oper_chwidth, he,
  						     edmg, allow_6ghz);
  
  	return wpas_p2p_group_add(wpa_s, persistent, freq, freq2, ht40, vht,
  				  max_oper_chwidth, he, edmg, allow_6ghz);
  }
  
  
  static int p2p_ctrl_group_member(struct wpa_supplicant *wpa_s, const char *cmd,
  				 char *buf, size_t buflen)
  {
  	u8 dev_addr[ETH_ALEN];
  	struct wpa_ssid *ssid;
  	int res;
  	const u8 *iaddr;
  
  	ssid = wpa_s->current_ssid;
  	if (!wpa_s->global->p2p || !ssid || ssid->mode != WPAS_MODE_P2P_GO ||
  	    hwaddr_aton(cmd, dev_addr))
  		return -1;
  
  	iaddr = p2p_group_get_client_interface_addr(wpa_s->p2p_group, dev_addr);
  	if (!iaddr)
  		return -1;
  	res = os_snprintf(buf, buflen, MACSTR, MAC2STR(iaddr));
  	if (os_snprintf_error(buflen, res))
  		return -1;
  	return res;
  }
  
  
  static int wpas_find_p2p_dev_addr_bss(struct wpa_global *global,
  				      const u8 *p2p_dev_addr)
  {
  	struct wpa_supplicant *wpa_s;
  
  	for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
  		if (wpa_bss_get_p2p_dev_addr(wpa_s, p2p_dev_addr))
  			return 1;
  	}
  
  	return 0;
  }
  
  
  static int p2p_ctrl_peer(struct wpa_supplicant *wpa_s, char *cmd,
  			 char *buf, size_t buflen)
  {
  	u8 addr[ETH_ALEN], *addr_ptr, group_capab;
  	int next, res;
  	const struct p2p_peer_info *info;
  	char *pos, *end;
  	char devtype[WPS_DEV_TYPE_BUFSIZE];
  	struct wpa_ssid *ssid;
  	size_t i;
  
  	if (!wpa_s->global->p2p)
  		return -1;
  
  	if (os_strcmp(cmd, "FIRST") == 0) {
  		addr_ptr = NULL;
  		next = 0;
  	} else if (os_strncmp(cmd, "NEXT-", 5) == 0) {
  		if (hwaddr_aton(cmd + 5, addr) < 0)
  			return -1;
  		addr_ptr = addr;
  		next = 1;
  	} else {
  		if (hwaddr_aton(cmd, addr) < 0)
  			return -1;
  		addr_ptr = addr;
  		next = 0;
  	}
  
  	info = p2p_get_peer_info(wpa_s->global->p2p, addr_ptr, next);
  	if (info == NULL)
  		return -1;
  	group_capab = info->group_capab;
  
  	if (group_capab &&
  	    !wpas_find_p2p_dev_addr_bss(wpa_s->global, info->p2p_device_addr)) {
  		wpa_printf(MSG_DEBUG,
  			   "P2P: Could not find any BSS with p2p_dev_addr "
  			   MACSTR ", hence override group_capab from 0x%x to 0",
  			   MAC2STR(info->p2p_device_addr), group_capab);
  		group_capab = 0;
  	}
  
  	pos = buf;
  	end = buf + buflen;
  
  	res = os_snprintf(pos, end - pos, MACSTR "\n"
  			  "pri_dev_type=%s\n"
  			  "device_name=%s\n"
  			  "manufacturer=%s\n"
  			  "model_name=%s\n"
  			  "model_number=%s\n"
  			  "serial_number=%s\n"
  			  "config_methods=0x%x\n"
  			  "dev_capab=0x%x\n"
  			  "group_capab=0x%x\n"
  			  "level=%d\n",
  			  MAC2STR(info->p2p_device_addr),
  			  wps_dev_type_bin2str(info->pri_dev_type,
  					       devtype, sizeof(devtype)),
  			  info->device_name,
  			  info->manufacturer,
  			  info->model_name,
  			  info->model_number,
  			  info->serial_number,
  			  info->config_methods,
  			  info->dev_capab,
  			  group_capab,
  			  info->level);
  	if (os_snprintf_error(end - pos, res))
  		return pos - buf;
  	pos += res;
  
  	for (i = 0; i < info->wps_sec_dev_type_list_len / WPS_DEV_TYPE_LEN; i++)
  	{
  		const u8 *t;
  		t = &info->wps_sec_dev_type_list[i * WPS_DEV_TYPE_LEN];
  		res = os_snprintf(pos, end - pos, "sec_dev_type=%s\n",
  				  wps_dev_type_bin2str(t, devtype,
  						       sizeof(devtype)));
  		if (os_snprintf_error(end - pos, res))
  			return pos - buf;
  		pos += res;
  	}
  
  	ssid = wpas_p2p_get_persistent(wpa_s, info->p2p_device_addr, NULL, 0);
  	if (ssid) {
  		res = os_snprintf(pos, end - pos, "persistent=%d\n", ssid->id);
  		if (os_snprintf_error(end - pos, res))
  			return pos - buf;
  		pos += res;
  	}
  
  	res = p2p_get_peer_info_txt(info, pos, end - pos);
  	if (res < 0)
  		return pos - buf;
  	pos += res;
  
  	if (info->vendor_elems) {
  		res = os_snprintf(pos, end - pos, "vendor_elems=");
  		if (os_snprintf_error(end - pos, res))
  			return pos - buf;
  		pos += res;
  
  		pos += wpa_snprintf_hex(pos, end - pos,
  					wpabuf_head(info->vendor_elems),
  					wpabuf_len(info->vendor_elems));
  
  		res = os_snprintf(pos, end - pos, "\n");
  		if (os_snprintf_error(end - pos, res))
  			return pos - buf;
  		pos += res;
  	}
  
  	return pos - buf;
  }
  
  
  static int p2p_ctrl_disallow_freq(struct wpa_supplicant *wpa_s,
  				  const char *param)
  {
  	unsigned int i;
  
  	if (wpa_s->global->p2p == NULL)
  		return -1;
  
  	if (freq_range_list_parse(&wpa_s->global->p2p_disallow_freq, param) < 0)
  		return -1;
  
  	for (i = 0; i < wpa_s->global->p2p_disallow_freq.num; i++) {
  		struct wpa_freq_range *freq;
  		freq = &wpa_s->global->p2p_disallow_freq.range[i];
  		wpa_printf(MSG_DEBUG, "P2P: Disallowed frequency range %u-%u",
  			   freq->min, freq->max);
  	}
  
  	wpas_p2p_update_channel_list(wpa_s, WPAS_P2P_CHANNEL_UPDATE_DISALLOW);
  	return 0;
  }
  
  
  static int p2p_ctrl_set(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	char *param;
  
  	if (wpa_s->global->p2p == NULL)
  		return -1;
  
  	param = os_strchr(cmd, ' ');
  	if (param == NULL)
  		return -1;
  	*param++ = '\0';
  
  	if (os_strcmp(cmd, "discoverability") == 0) {
  		p2p_set_client_discoverability(wpa_s->global->p2p,
  					       atoi(param));
  		return 0;
  	}
  
  	if (os_strcmp(cmd, "managed") == 0) {
  		p2p_set_managed_oper(wpa_s->global->p2p, atoi(param));
  		return 0;
  	}
  
  	if (os_strcmp(cmd, "listen_channel") == 0) {
  		char *pos;
  		u8 channel, op_class;
  
  		channel = atoi(param);
  		pos = os_strchr(param, ' ');
  		op_class = pos ? atoi(pos) : 81;
  
  		return p2p_set_listen_channel(wpa_s->global->p2p, op_class,
  					      channel, 1);
  	}
  
  	if (os_strcmp(cmd, "ssid_postfix") == 0) {
  		return p2p_set_ssid_postfix(wpa_s->global->p2p, (u8 *) param,
  					    os_strlen(param));
  	}
  
  	if (os_strcmp(cmd, "noa") == 0) {
  		char *pos;
  		int count, start, duration;
  		/* GO NoA parameters: count,start_offset(ms),duration(ms) */
  		count = atoi(param);
  		pos = os_strchr(param, ',');
  		if (pos == NULL)
  			return -1;
  		pos++;
  		start = atoi(pos);
  		pos = os_strchr(pos, ',');
  		if (pos == NULL)
  			return -1;
  		pos++;
  		duration = atoi(pos);
  		if (count < 0 || count > 255 || start < 0 || duration < 0)
  			return -1;
  		if (count == 0 && duration > 0)
  			return -1;
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE: P2P_SET GO NoA: count=%d "
  			   "start=%d duration=%d", count, start, duration);
  		return wpas_p2p_set_noa(wpa_s, count, start, duration);
  	}
  
  	if (os_strcmp(cmd, "ps") == 0)
  		return wpa_drv_set_p2p_powersave(wpa_s, atoi(param), -1, -1);
  
  	if (os_strcmp(cmd, "oppps") == 0)
  		return wpa_drv_set_p2p_powersave(wpa_s, -1, atoi(param), -1);
  
  	if (os_strcmp(cmd, "ctwindow") == 0)
  		return wpa_drv_set_p2p_powersave(wpa_s, -1, -1, atoi(param));
  
  	if (os_strcmp(cmd, "disabled") == 0) {
  		wpa_s->global->p2p_disabled = atoi(param);
  		wpa_printf(MSG_DEBUG, "P2P functionality %s",
  			   wpa_s->global->p2p_disabled ?
  			   "disabled" : "enabled");
  		if (wpa_s->global->p2p_disabled) {
  			wpas_p2p_stop_find(wpa_s);
  			os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
  			p2p_flush(wpa_s->global->p2p);
  		}
  		return 0;
  	}
  
  	if (os_strcmp(cmd, "conc_pref") == 0) {
  		if (os_strcmp(param, "sta") == 0)
  			wpa_s->global->conc_pref = WPA_CONC_PREF_STA;
  		else if (os_strcmp(param, "p2p") == 0)
  			wpa_s->global->conc_pref = WPA_CONC_PREF_P2P;
  		else {
  			wpa_printf(MSG_INFO, "Invalid conc_pref value");
  			return -1;
  		}
  		wpa_printf(MSG_DEBUG, "Single channel concurrency preference: "
  			   "%s", param);
  		return 0;
  	}
  
  	if (os_strcmp(cmd, "force_long_sd") == 0) {
  		wpa_s->force_long_sd = atoi(param);
  		return 0;
  	}
  
  	if (os_strcmp(cmd, "peer_filter") == 0) {
  		u8 addr[ETH_ALEN];
  		if (hwaddr_aton(param, addr))
  			return -1;
  		p2p_set_peer_filter(wpa_s->global->p2p, addr);
  		return 0;
  	}
  
  	if (os_strcmp(cmd, "cross_connect") == 0)
  		return wpas_p2p_set_cross_connect(wpa_s, atoi(param));
  
  	if (os_strcmp(cmd, "go_apsd") == 0) {
  		if (os_strcmp(param, "disable") == 0)
  			wpa_s->set_ap_uapsd = 0;
  		else {
  			wpa_s->set_ap_uapsd = 1;
  			wpa_s->ap_uapsd = atoi(param);
  		}
  		return 0;
  	}
  
  	if (os_strcmp(cmd, "client_apsd") == 0) {
  		if (os_strcmp(param, "disable") == 0)
  			wpa_s->set_sta_uapsd = 0;
  		else {
  			int be, bk, vi, vo;
  			char *pos;
  			/* format: BE,BK,VI,VO;max SP Length */
  			be = atoi(param);
  			pos = os_strchr(param, ',');
  			if (pos == NULL)
  				return -1;
  			pos++;
  			bk = atoi(pos);
  			pos = os_strchr(pos, ',');
  			if (pos == NULL)
  				return -1;
  			pos++;
  			vi = atoi(pos);
  			pos = os_strchr(pos, ',');
  			if (pos == NULL)
  				return -1;
  			pos++;
  			vo = atoi(pos);
  			/* ignore max SP Length for now */
  
  			wpa_s->set_sta_uapsd = 1;
  			wpa_s->sta_uapsd = 0;
  			if (be)
  				wpa_s->sta_uapsd |= BIT(0);
  			if (bk)
  				wpa_s->sta_uapsd |= BIT(1);
  			if (vi)
  				wpa_s->sta_uapsd |= BIT(2);
  			if (vo)
  				wpa_s->sta_uapsd |= BIT(3);
  		}
  		return 0;
  	}
  
  	if (os_strcmp(cmd, "disallow_freq") == 0)
  		return p2p_ctrl_disallow_freq(wpa_s, param);
  
  	if (os_strcmp(cmd, "disc_int") == 0) {
  		int min_disc_int, max_disc_int, max_disc_tu;
  		char *pos;
  
  		pos = param;
  
  		min_disc_int = atoi(pos);
  		pos = os_strchr(pos, ' ');
  		if (pos == NULL)
  			return -1;
  		*pos++ = '\0';
  
  		max_disc_int = atoi(pos);
  		pos = os_strchr(pos, ' ');
  		if (pos == NULL)
  			return -1;
  		*pos++ = '\0';
  
  		max_disc_tu = atoi(pos);
  
  		return p2p_set_disc_int(wpa_s->global->p2p, min_disc_int,
  					max_disc_int, max_disc_tu);
  	}
  
  	if (os_strcmp(cmd, "per_sta_psk") == 0) {
  		wpa_s->global->p2p_per_sta_psk = !!atoi(param);
  		return 0;
  	}
  
  #ifdef CONFIG_WPS_NFC
  	if (os_strcmp(cmd, "nfc_tag") == 0)
  		return wpas_p2p_nfc_tag_enabled(wpa_s, !!atoi(param));
  #endif /* CONFIG_WPS_NFC */
  
  	if (os_strcmp(cmd, "disable_ip_addr_req") == 0) {
  		wpa_s->p2p_disable_ip_addr_req = !!atoi(param);
  		return 0;
  	}
  
  	if (os_strcmp(cmd, "override_pref_op_chan") == 0) {
  		int op_class, chan;
  
  		op_class = atoi(param);
  		param = os_strchr(param, ':');
  		if (!param)
  			return -1;
  		param++;
  		chan = atoi(param);
  		p2p_set_override_pref_op_chan(wpa_s->global->p2p, op_class,
  					      chan);
  		return 0;
  	}
  
  	wpa_printf(MSG_DEBUG, "CTRL_IFACE: Unknown P2P_SET field value '%s'",
  		   cmd);
  
  	return -1;
  }
  
  
  static void p2p_ctrl_flush(struct wpa_supplicant *wpa_s)
  {
  	os_memset(wpa_s->p2p_auth_invite, 0, ETH_ALEN);
  	wpa_s->force_long_sd = 0;
  
  #ifdef CONFIG_TESTING_OPTIONS
  	os_free(wpa_s->get_pref_freq_list_override);
  	wpa_s->get_pref_freq_list_override = NULL;
  #endif /* CONFIG_TESTING_OPTIONS */
  
  	wpas_p2p_stop_find(wpa_s);
  	wpa_s->parent->p2ps_method_config_any = 0;
  	if (wpa_s->global->p2p)
  		p2p_flush(wpa_s->global->p2p);
  }
  
  
  static int p2p_ctrl_presence_req(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	char *pos, *pos2;
  	unsigned int dur1 = 0, int1 = 0, dur2 = 0, int2 = 0;
  
  	if (cmd[0]) {
  		pos = os_strchr(cmd, ' ');
  		if (pos == NULL)
  			return -1;
  		*pos++ = '\0';
  		dur1 = atoi(cmd);
  
  		pos2 = os_strchr(pos, ' ');
  		if (pos2)
  			*pos2++ = '\0';
  		int1 = atoi(pos);
  	} else
  		pos2 = NULL;
  
  	if (pos2) {
  		pos = os_strchr(pos2, ' ');
  		if (pos == NULL)
  			return -1;
  		*pos++ = '\0';
  		dur2 = atoi(pos2);
  		int2 = atoi(pos);
  	}
  
  	return wpas_p2p_presence_req(wpa_s, dur1, int1, dur2, int2);
  }
  
  
  static int p2p_ctrl_ext_listen(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	char *pos;
  	unsigned int period = 0, interval = 0;
  
  	if (cmd[0]) {
  		pos = os_strchr(cmd, ' ');
  		if (pos == NULL)
  			return -1;
  		*pos++ = '\0';
  		period = atoi(cmd);
  		interval = atoi(pos);
  	}
  
  	return wpas_p2p_ext_listen(wpa_s, period, interval);
  }
  
  
  static int p2p_ctrl_remove_client(struct wpa_supplicant *wpa_s, const char *cmd)
  {
  	const char *pos;
  	u8 peer[ETH_ALEN];
  	int iface_addr = 0;
  
  	pos = cmd;
  	if (os_strncmp(pos, "iface=", 6) == 0) {
  		iface_addr = 1;
  		pos += 6;
  	}
  	if (hwaddr_aton(pos, peer))
  		return -1;
  
  	wpas_p2p_remove_client(wpa_s, peer, iface_addr);
  	return 0;
  }
  
  
  static int p2p_ctrl_iface_p2p_lo_start(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	int freq = 0, period = 0, interval = 0, count = 0;
  
  	if (sscanf(cmd, "%d %d %d %d", &freq, &period, &interval, &count) != 4)
  	{
  		wpa_printf(MSG_DEBUG,
  			   "CTRL: Invalid P2P LO Start parameter: '%s'", cmd);
  		return -1;
  	}
  
  	return wpas_p2p_lo_start(wpa_s, freq, period, interval, count);
  }
  
  #endif /* CONFIG_P2P */
  
  
  static int * freq_range_to_channel_list(struct wpa_supplicant *wpa_s, char *val)
  {
  	struct wpa_freq_range_list ranges;
  	int *freqs = NULL;
  	struct hostapd_hw_modes *mode;
  	u16 i;
  
  	if (wpa_s->hw.modes == NULL)
  		return NULL;
  
  	os_memset(&ranges, 0, sizeof(ranges));
  	if (freq_range_list_parse(&ranges, val) < 0)
  		return NULL;
  
  	for (i = 0; i < wpa_s->hw.num_modes; i++) {
  		int j;
  
  		mode = &wpa_s->hw.modes[i];
  		for (j = 0; j < mode->num_channels; j++) {
  			unsigned int freq;
  
  			if (mode->channels[j].flag & HOSTAPD_CHAN_DISABLED)
  				continue;
  
  			freq = mode->channels[j].freq;
  			if (!freq_range_list_includes(&ranges, freq))
  				continue;
  
  			int_array_add_unique(&freqs, freq);
  		}
  	}
  
  	os_free(ranges.range);
  	return freqs;
  }
  
  
  #ifdef CONFIG_INTERWORKING
  
  static int ctrl_interworking_select(struct wpa_supplicant *wpa_s, char *param)
  {
  	int auto_sel = 0;
  	int *freqs = NULL;
  
  	if (param) {
  		char *pos;
  
  		auto_sel = os_strstr(param, "auto") != NULL;
  
  		pos = os_strstr(param, "freq=");
  		if (pos) {
  			freqs = freq_range_to_channel_list(wpa_s, pos + 5);
  			if (freqs == NULL)
  				return -1;
  		}
  
  	}
  
  	return interworking_select(wpa_s, auto_sel, freqs);
  }
  
  
  static int ctrl_interworking_connect(struct wpa_supplicant *wpa_s, char *dst,
  				     int only_add)
  {
  	u8 bssid[ETH_ALEN];
  	struct wpa_bss *bss;
  
  	if (hwaddr_aton(dst, bssid)) {
  		wpa_printf(MSG_DEBUG, "Invalid BSSID '%s'", dst);
  		return -1;
  	}
  
  	bss = wpa_bss_get_bssid_latest(wpa_s, bssid);
  	if (bss == NULL) {
  		wpa_printf(MSG_DEBUG, "Could not find BSS " MACSTR,
  			   MAC2STR(bssid));
  		return -1;
  	}
  
  	if (bss->ssid_len == 0) {
  		int found = 0;
  
  		wpa_printf(MSG_DEBUG, "Selected BSS entry for " MACSTR
  			   " does not have SSID information", MAC2STR(bssid));
  
  		dl_list_for_each_reverse(bss, &wpa_s->bss, struct wpa_bss,
  					 list) {
  			if (os_memcmp(bss->bssid, bssid, ETH_ALEN) == 0 &&
  			    bss->ssid_len > 0) {
  				found = 1;
  				break;
  			}
  		}
  
  		if (!found)
  			return -1;
  		wpa_printf(MSG_DEBUG,
  			   "Found another matching BSS entry with SSID");
  	}
  
  	return interworking_connect(wpa_s, bss, only_add);
  }
  
  
  static int get_anqp(struct wpa_supplicant *wpa_s, char *dst)
  {
  	u8 dst_addr[ETH_ALEN];
  	int used, freq = 0;
  	char *pos;
  #define MAX_ANQP_INFO_ID 100
  	u16 id[MAX_ANQP_INFO_ID];
  	size_t num_id = 0;
  	u32 subtypes = 0;
  	u32 mbo_subtypes = 0;
  
  	used = hwaddr_aton2(dst, dst_addr);
  	if (used < 0)
  		return -1;
  	pos = dst + used;
  	if (*pos == ' ')
  		pos++;
  
  	if (os_strncmp(pos, "freq=", 5) == 0) {
  		freq = atoi(pos + 5);
  		pos = os_strchr(pos, ' ');
  		if (!pos)
  			return -1;
  		pos++;
  	}
  
  	while (num_id < MAX_ANQP_INFO_ID) {
  		if (os_strncmp(pos, "hs20:", 5) == 0) {
  #ifdef CONFIG_HS20
  			int num = atoi(pos + 5);
  			if (num <= 0 || num > 31)
  				return -1;
  			subtypes |= BIT(num);
  #else /* CONFIG_HS20 */
  			return -1;
  #endif /* CONFIG_HS20 */
  		} else if (os_strncmp(pos, "mbo:", 4) == 0) {
  #ifdef CONFIG_MBO
  			int num = atoi(pos + 4);
  
  			if (num <= 0 || num > MAX_MBO_ANQP_SUBTYPE)
  				return -1;
  			mbo_subtypes |= BIT(num);
  #else /* CONFIG_MBO */
  			return -1;
  #endif /* CONFIG_MBO */
  		} else {
  			id[num_id] = atoi(pos);
  			if (id[num_id])
  				num_id++;
  		}
  		pos = os_strchr(pos + 1, ',');
  		if (pos == NULL)
  			break;
  		pos++;
  	}
  
  	if (num_id == 0 && !subtypes && !mbo_subtypes)
  		return -1;
  
  	return anqp_send_req(wpa_s, dst_addr, freq, id, num_id, subtypes,
  			     mbo_subtypes);
  }
  
  
  static int gas_request(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	u8 dst_addr[ETH_ALEN];
  	struct wpabuf *advproto, *query = NULL;
  	int used, ret = -1;
  	char *pos, *end;
  	size_t len;
  
  	used = hwaddr_aton2(cmd, dst_addr);
  	if (used < 0)
  		return -1;
  
  	pos = cmd + used;
  	while (*pos == ' ')
  		pos++;
  
  	/* Advertisement Protocol ID */
  	end = os_strchr(pos, ' ');
  	if (end)
  		len = end - pos;
  	else
  		len = os_strlen(pos);
  	if (len & 0x01)
  		return -1;
  	len /= 2;
  	if (len == 0)
  		return -1;
  	advproto = wpabuf_alloc(len);
  	if (advproto == NULL)
  		return -1;
  	if (hexstr2bin(pos, wpabuf_put(advproto, len), len) < 0)
  		goto fail;
  
  	if (end) {
  		/* Optional Query Request */
  		pos = end + 1;
  		while (*pos == ' ')
  			pos++;
  
  		len = os_strlen(pos);
  		if (len) {
  			if (len & 0x01)
  				goto fail;
  			len /= 2;
  			if (len == 0)
  				goto fail;
  			query = wpabuf_alloc(len);
  			if (query == NULL)
  				goto fail;
  			if (hexstr2bin(pos, wpabuf_put(query, len), len) < 0)
  				goto fail;
  		}
  	}
  
  	ret = gas_send_request(wpa_s, dst_addr, advproto, query);
  
  fail:
  	wpabuf_free(advproto);
  	wpabuf_free(query);
  
  	return ret;
  }
  
  
  static int gas_response_get(struct wpa_supplicant *wpa_s, char *cmd, char *buf,
  			    size_t buflen)
  {
  	u8 addr[ETH_ALEN];
  	int dialog_token;
  	int used;
  	char *pos;
  	size_t resp_len, start, requested_len;
  	struct wpabuf *resp;
  	int ret;
  
  	used = hwaddr_aton2(cmd, addr);
  	if (used < 0)
  		return -1;
  
  	pos = cmd + used;
  	while (*pos == ' ')
  		pos++;
  	dialog_token = atoi(pos);
  
  	if (wpa_s->last_gas_resp &&
  	    os_memcmp(addr, wpa_s->last_gas_addr, ETH_ALEN) == 0 &&
  	    dialog_token == wpa_s->last_gas_dialog_token)
  		resp = wpa_s->last_gas_resp;
  	else if (wpa_s->prev_gas_resp &&
  		 os_memcmp(addr, wpa_s->prev_gas_addr, ETH_ALEN) == 0 &&
  		 dialog_token == wpa_s->prev_gas_dialog_token)
  		resp = wpa_s->prev_gas_resp;
  	else
  		return -1;
  
  	resp_len = wpabuf_len(resp);
  	start = 0;
  	requested_len = resp_len;
  
  	pos = os_strchr(pos, ' ');
  	if (pos) {
  		start = atoi(pos);
  		if (start > resp_len)
  			return os_snprintf(buf, buflen, "FAIL-Invalid range");
  		pos = os_strchr(pos, ',');
  		if (pos == NULL)
  			return -1;
  		pos++;
  		requested_len = atoi(pos);
  		if (start + requested_len > resp_len)
  			return os_snprintf(buf, buflen, "FAIL-Invalid range");
  	}
  
  	if (requested_len * 2 + 1 > buflen)
  		return os_snprintf(buf, buflen, "FAIL-Too long response");
  
  	ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(resp) + start,
  			       requested_len);
  
  	if (start + requested_len == resp_len) {
  		/*
  		 * Free memory by dropping the response after it has been
  		 * fetched.
  		 */
  		if (resp == wpa_s->prev_gas_resp) {
  			wpabuf_free(wpa_s->prev_gas_resp);
  			wpa_s->prev_gas_resp = NULL;
  		} else {
  			wpabuf_free(wpa_s->last_gas_resp);
  			wpa_s->last_gas_resp = NULL;
  		}
  	}
  
  	return ret;
  }
  #endif /* CONFIG_INTERWORKING */
  
  
  #ifdef CONFIG_HS20
  
  static int get_hs20_anqp(struct wpa_supplicant *wpa_s, char *dst)
  {
  	u8 dst_addr[ETH_ALEN];
  	int used;
  	char *pos;
  	u32 subtypes = 0;
  
  	used = hwaddr_aton2(dst, dst_addr);
  	if (used < 0)
  		return -1;
  	pos = dst + used;
  	if (*pos == ' ')
  		pos++;
  	for (;;) {
  		int num = atoi(pos);
  		if (num <= 0 || num > 31)
  			return -1;
  		subtypes |= BIT(num);
  		pos = os_strchr(pos + 1, ',');
  		if (pos == NULL)
  			break;
  		pos++;
  	}
  
  	if (subtypes == 0)
  		return -1;
  
  	return hs20_anqp_send_req(wpa_s, dst_addr, subtypes, NULL, 0, 0);
  }
  
  
  static int hs20_nai_home_realm_list(struct wpa_supplicant *wpa_s,
  				    const u8 *addr, const char *realm)
  {
  	u8 *buf;
  	size_t rlen, len;
  	int ret;
  
  	rlen = os_strlen(realm);
  	len = 3 + rlen;
  	buf = os_malloc(len);
  	if (buf == NULL)
  		return -1;
  	buf[0] = 1; /* NAI Home Realm Count */
  	buf[1] = 0; /* Formatted in accordance with RFC 4282 */
  	buf[2] = rlen;
  	os_memcpy(buf + 3, realm, rlen);
  
  	ret = hs20_anqp_send_req(wpa_s, addr,
  				 BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
  				 buf, len, 0);
  
  	os_free(buf);
  
  	return ret;
  }
  
  
  static int hs20_get_nai_home_realm_list(struct wpa_supplicant *wpa_s,
  					char *dst)
  {
  	struct wpa_cred *cred = wpa_s->conf->cred;
  	u8 dst_addr[ETH_ALEN];
  	int used;
  	u8 *buf;
  	size_t len;
  	int ret;
  
  	used = hwaddr_aton2(dst, dst_addr);
  	if (used < 0)
  		return -1;
  
  	while (dst[used] == ' ')
  		used++;
  	if (os_strncmp(dst + used, "realm=", 6) == 0)
  		return hs20_nai_home_realm_list(wpa_s, dst_addr,
  						dst + used + 6);
  
  	len = os_strlen(dst + used);
  
  	if (len == 0 && cred && cred->realm)
  		return hs20_nai_home_realm_list(wpa_s, dst_addr, cred->realm);
  
  	if (len & 1)
  		return -1;
  	len /= 2;
  	buf = os_malloc(len);
  	if (buf == NULL)
  		return -1;
  	if (hexstr2bin(dst + used, buf, len) < 0) {
  		os_free(buf);
  		return -1;
  	}
  
  	ret = hs20_anqp_send_req(wpa_s, dst_addr,
  				 BIT(HS20_STYPE_NAI_HOME_REALM_QUERY),
  				 buf, len, 0);
  	os_free(buf);
  
  	return ret;
  }
  
  
  static int get_hs20_icon(struct wpa_supplicant *wpa_s, char *cmd, char *reply,
  			 int buflen)
  {
  	u8 dst_addr[ETH_ALEN];
  	int used;
  	char *ctx = NULL, *icon, *poffset, *psize;
  
  	used = hwaddr_aton2(cmd, dst_addr);
  	if (used < 0)
  		return -1;
  	cmd += used;
  
  	icon = str_token(cmd, " ", &ctx);
  	poffset = str_token(cmd, " ", &ctx);
  	psize = str_token(cmd, " ", &ctx);
  	if (!icon || !poffset || !psize)
  		return -1;
  
  	wpa_s->fetch_osu_icon_in_progress = 0;
  	return hs20_get_icon(wpa_s, dst_addr, icon, atoi(poffset), atoi(psize),
  			     reply, buflen);
  }
  
  
  static int del_hs20_icon(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	u8 dst_addr[ETH_ALEN];
  	int used;
  	char *icon;
  
  	if (!cmd[0])
  		return hs20_del_icon(wpa_s, NULL, NULL);
  
  	used = hwaddr_aton2(cmd, dst_addr);
  	if (used < 0)
  		return -1;
  
  	while (cmd[used] == ' ')
  		used++;
  	icon = cmd[used] ? &cmd[used] : NULL;
  
  	return hs20_del_icon(wpa_s, dst_addr, icon);
  }
  
  
  static int hs20_icon_request(struct wpa_supplicant *wpa_s, char *cmd, int inmem)
  {
  	u8 dst_addr[ETH_ALEN];
  	int used;
  	char *icon;
  
  	used = hwaddr_aton2(cmd, dst_addr);
  	if (used < 0)
  		return -1;
  
  	while (cmd[used] == ' ')
  		used++;
  	icon = &cmd[used];
  
  	wpa_s->fetch_osu_icon_in_progress = 0;
  	return hs20_anqp_send_req(wpa_s, dst_addr, BIT(HS20_STYPE_ICON_REQUEST),
  				  (u8 *) icon, os_strlen(icon), inmem);
  }
  
  #endif /* CONFIG_HS20 */
  
  
  #ifdef CONFIG_AUTOSCAN
  
  static int wpa_supplicant_ctrl_iface_autoscan(struct wpa_supplicant *wpa_s,
  					      char *cmd)
  {
  	enum wpa_states state = wpa_s->wpa_state;
  	char *new_params = NULL;
  
  	if (os_strlen(cmd) > 0) {
  		new_params = os_strdup(cmd);
  		if (new_params == NULL)
  			return -1;
  	}
  
  	os_free(wpa_s->conf->autoscan);
  	wpa_s->conf->autoscan = new_params;
  
  	if (wpa_s->conf->autoscan == NULL)
  		autoscan_deinit(wpa_s);
  	else if (state == WPA_DISCONNECTED || state == WPA_INACTIVE)
  		autoscan_init(wpa_s, 1);
  	else if (state == WPA_SCANNING)
  		wpa_supplicant_reinit_autoscan(wpa_s);
  	else
  		wpa_printf(MSG_DEBUG, "No autoscan update in state %s",
  			   wpa_supplicant_state_txt(state));
  
  	return 0;
  }
  
  #endif /* CONFIG_AUTOSCAN */
  
  
  #ifdef CONFIG_WNM
  
  static int wpas_ctrl_iface_wnm_sleep(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	int enter;
  	int intval = 0;
  	char *pos;
  	int ret;
  	struct wpabuf *tfs_req = NULL;
  
  	if (os_strncmp(cmd, "enter", 5) == 0)
  		enter = 1;
  	else if (os_strncmp(cmd, "exit", 4) == 0)
  		enter = 0;
  	else
  		return -1;
  
  	pos = os_strstr(cmd, " interval=");
  	if (pos)
  		intval = atoi(pos + 10);
  
  	pos = os_strstr(cmd, " tfs_req=");
  	if (pos) {
  		char *end;
  		size_t len;
  		pos += 9;
  		end = os_strchr(pos, ' ');
  		if (end)
  			len = end - pos;
  		else
  			len = os_strlen(pos);
  		if (len & 1)
  			return -1;
  		len /= 2;
  		tfs_req = wpabuf_alloc(len);
  		if (tfs_req == NULL)
  			return -1;
  		if (hexstr2bin(pos, wpabuf_put(tfs_req, len), len) < 0) {
  			wpabuf_free(tfs_req);
  			return -1;
  		}
  	}
  
  	ret = ieee802_11_send_wnmsleep_req(wpa_s, enter ? WNM_SLEEP_MODE_ENTER :
  					   WNM_SLEEP_MODE_EXIT, intval,
  					   tfs_req);
  	wpabuf_free(tfs_req);
  
  	return ret;
  }
  
  
  static int wpas_ctrl_iface_wnm_bss_query(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	int query_reason, list = 0;
  	char *btm_candidates = NULL;
  
  	query_reason = atoi(cmd);
  
  	cmd = os_strchr(cmd, ' ');
  	if (cmd) {
  		if (os_strncmp(cmd, " list", 5) == 0)
  			list = 1;
  		else
  			btm_candidates = cmd;
  	}
  
  	wpa_printf(MSG_DEBUG,
  		   "CTRL_IFACE: WNM_BSS_QUERY query_reason=%d%s",
  		   query_reason, list ? " candidate list" : "");
  
  	return wnm_send_bss_transition_mgmt_query(wpa_s, query_reason,
  						  btm_candidates,
  						  list);
  }
  
  
  static int wpas_ctrl_iface_coloc_intf_report(struct wpa_supplicant *wpa_s,
  					     char *cmd)
  {
  	struct wpabuf *elems;
  	int ret;
  
  	elems = wpabuf_parse_bin(cmd);
  	if (!elems)
  		return -1;
  
  	ret = wnm_send_coloc_intf_report(wpa_s, 0, elems);
  	wpabuf_free(elems);
  	return ret;
  }
  
  #endif /* CONFIG_WNM */
  
  
  static int wpa_supplicant_signal_poll(struct wpa_supplicant *wpa_s, char *buf,
  				      size_t buflen)
  {
  	struct wpa_signal_info si;
  	int ret;
  	char *pos, *end;
  
  	ret = wpa_drv_signal_poll(wpa_s, &si);
  	if (ret)
  		return -1;
  
  	pos = buf;
  	end = buf + buflen;
  
  	ret = os_snprintf(pos, end - pos, "RSSI=%d\nLINKSPEED=%d\n"
  			  "NOISE=%d\nFREQUENCY=%u\n",
  			  si.current_signal, si.current_txrate / 1000,
  			  si.current_noise, si.frequency);
  	if (os_snprintf_error(end - pos, ret))
  		return -1;
  	pos += ret;
  
  	if (si.chanwidth != CHAN_WIDTH_UNKNOWN) {
  		ret = os_snprintf(pos, end - pos, "WIDTH=%s\n",
  				  channel_width_to_string(si.chanwidth));
  		if (os_snprintf_error(end - pos, ret))
  			return -1;
  		pos += ret;
  	}
  
  	if (si.center_frq1 > 0) {
  		ret = os_snprintf(pos, end - pos, "CENTER_FRQ1=%d\n",
  				  si.center_frq1);
  		if (os_snprintf_error(end - pos, ret))
  			return -1;
  		pos += ret;
  	}
  
  	if (si.center_frq2 > 0) {
  		ret = os_snprintf(pos, end - pos, "CENTER_FRQ2=%d\n",
  				  si.center_frq2);
  		if (os_snprintf_error(end - pos, ret))
  			return -1;
  		pos += ret;
  	}
  
  	if (si.avg_signal) {
  		ret = os_snprintf(pos, end - pos,
  				  "AVG_RSSI=%d\n", si.avg_signal);
  		if (os_snprintf_error(end - pos, ret))
  			return -1;
  		pos += ret;
  	}
  
  	if (si.avg_beacon_signal) {
  		ret = os_snprintf(pos, end - pos,
  				  "AVG_BEACON_RSSI=%d\n", si.avg_beacon_signal);
  		if (os_snprintf_error(end - pos, ret))
  			return -1;
  		pos += ret;
  	}
  
  	return pos - buf;
  }
  
  
  static int wpas_ctrl_iface_signal_monitor(struct wpa_supplicant *wpa_s,
  					  const char *cmd)
  {
  	const char *pos;
  	int threshold = 0;
  	int hysteresis = 0;
  
  	if (wpa_s->bgscan && wpa_s->bgscan_priv) {
  		wpa_printf(MSG_DEBUG,
  			   "Reject SIGNAL_MONITOR command - bgscan is active");
  		return -1;
  	}
  	pos = os_strstr(cmd, "THRESHOLD=");
  	if (pos)
  		threshold = atoi(pos + 10);
  	pos = os_strstr(cmd, "HYSTERESIS=");
  	if (pos)
  		hysteresis = atoi(pos + 11);
  	return wpa_drv_signal_monitor(wpa_s, threshold, hysteresis);
  }
  
  
  #ifdef CONFIG_TESTING_OPTIONS
  int wpas_ctrl_iface_get_pref_freq_list_override(struct wpa_supplicant *wpa_s,
  						enum wpa_driver_if_type if_type,
  						unsigned int *num,
  						unsigned int *freq_list)
  {
  	char *pos = wpa_s->get_pref_freq_list_override;
  	char *end;
  	unsigned int count = 0;
  
  	/* Override string format:
  	 *  <if_type1>:<freq1>,<freq2>,... <if_type2>:... */
  
  	while (pos) {
  		if (atoi(pos) == (int) if_type)
  			break;
  		pos = os_strchr(pos, ' ');
  		if (pos)
  			pos++;
  	}
  	if (!pos)
  		return -1;
  	pos = os_strchr(pos, ':');
  	if (!pos)
  		return -1;
  	pos++;
  	end = os_strchr(pos, ' ');
  	while (pos && (!end || pos < end) && count < *num) {
  		freq_list[count++] = atoi(pos);
  		pos = os_strchr(pos, ',');
  		if (pos)
  			pos++;
  	}
  
  	*num = count;
  	return 0;
  }
  #endif /* CONFIG_TESTING_OPTIONS */
  
  
  static int wpas_ctrl_iface_get_pref_freq_list(
  	struct wpa_supplicant *wpa_s, char *cmd, char *buf, size_t buflen)
  {
  	unsigned int freq_list[100], num = 100, i;
  	int ret;
  	enum wpa_driver_if_type iface_type;
  	char *pos, *end;
  
  	pos = buf;
  	end = buf + buflen;
  
  	/* buf: "<interface_type>" */
  	if (os_strcmp(cmd, "STATION") == 0)
  		iface_type = WPA_IF_STATION;
  	else if (os_strcmp(cmd, "AP") == 0)
  		iface_type = WPA_IF_AP_BSS;
  	else if (os_strcmp(cmd, "P2P_GO") == 0)
  		iface_type = WPA_IF_P2P_GO;
  	else if (os_strcmp(cmd, "P2P_CLIENT") == 0)
  		iface_type = WPA_IF_P2P_CLIENT;
  	else if (os_strcmp(cmd, "IBSS") == 0)
  		iface_type = WPA_IF_IBSS;
  	else if (os_strcmp(cmd, "TDLS") == 0)
  		iface_type = WPA_IF_TDLS;
  	else
  		return -1;
  
  	wpa_printf(MSG_DEBUG,
  		   "CTRL_IFACE: GET_PREF_FREQ_LIST iface_type=%d (%s)",
  		   iface_type, cmd);
  
  	ret = wpa_drv_get_pref_freq_list(wpa_s, iface_type, &num, freq_list);
  	if (ret)
  		return -1;
  
  	for (i = 0; i < num; i++) {
  		ret = os_snprintf(pos, end - pos, "%s%u",
  				  i > 0 ? "," : "", freq_list[i]);
  		if (os_snprintf_error(end - pos, ret))
  			return -1;
  		pos += ret;
  	}
  
  	return pos - buf;
  }
  
  
  static int wpas_ctrl_iface_driver_flags(struct wpa_supplicant *wpa_s,
  					char *buf, size_t buflen)
  {
  	int ret, i;
  	char *pos, *end;
  
  	ret = os_snprintf(buf, buflen, "%016llX:\n",
  			  (long long unsigned) wpa_s->drv_flags);
  	if (os_snprintf_error(buflen, ret))
  		return -1;
  
  	pos = buf + ret;
  	end = buf + buflen;
  
  	for (i = 0; i < 64; i++) {
  		if (wpa_s->drv_flags & (1LLU << i)) {
  			ret = os_snprintf(pos, end - pos, "%s\n",
  					  driver_flag_to_string(1LLU << i));
  			if (os_snprintf_error(end - pos, ret))
  				return -1;
  			pos += ret;
  		}
  	}
  
  	return pos - buf;
  }
  
  
  static int wpas_ctrl_iface_driver_flags2(struct wpa_supplicant *wpa_s,
  					 char *buf, size_t buflen)
  {
  	int ret, i;
  	char *pos, *end;
  
  	ret = os_snprintf(buf, buflen, "%016llX:\n",
  			  (long long unsigned) wpa_s->drv_flags2);
  	if (os_snprintf_error(buflen, ret))
  		return -1;
  
  	pos = buf + ret;
  	end = buf + buflen;
  
  	for (i = 0; i < 64; i++) {
  		if (wpa_s->drv_flags2 & (1LLU << i)) {
  			ret = os_snprintf(pos, end - pos, "%s\n",
  					  driver_flag2_to_string(1LLU << i));
  			if (os_snprintf_error(end - pos, ret))
  				return -1;
  			pos += ret;
  		}
  	}
  
  	return pos - buf;
  }
  
  
  static int wpa_supplicant_pktcnt_poll(struct wpa_supplicant *wpa_s, char *buf,
  				      size_t buflen)
  {
  	struct hostap_sta_driver_data sta;
  	int ret;
  
  	ret = wpa_drv_pktcnt_poll(wpa_s, &sta);
  	if (ret)
  		return -1;
  
  	ret = os_snprintf(buf, buflen, "TXGOOD=%lu\nTXBAD=%lu\nRXGOOD=%lu\n",
  			  sta.tx_packets, sta.tx_retry_failed, sta.rx_packets);
  	if (os_snprintf_error(buflen, ret))
  		return -1;
  	return ret;
  }
  
  
  #ifdef ANDROID
  static int wpa_supplicant_driver_cmd(struct wpa_supplicant *wpa_s, char *cmd,
  				     char *buf, size_t buflen)
  {
  	int ret;
  
  	ret = wpa_drv_driver_cmd(wpa_s, cmd, buf, buflen);
  	if (ret == 0) {
  		if (os_strncasecmp(cmd, "COUNTRY", 7) == 0) {
  			struct p2p_data *p2p = wpa_s->global->p2p;
  			if (p2p) {
  				char country[3];
  				country[0] = cmd[8];
  				country[1] = cmd[9];
  				country[2] = 0x04;
  				p2p_set_country(p2p, country);
  			}
  		}
  		ret = os_snprintf(buf, buflen, "%s\n", "OK");
  		if (os_snprintf_error(buflen, ret))
  			ret = -1;
  	}
  	return ret;
  }
  #endif /* ANDROID */
  
  
  static int wpa_supplicant_vendor_cmd(struct wpa_supplicant *wpa_s, char *cmd,
  				     char *buf, size_t buflen)
  {
  	int ret;
  	char *pos, *temp = NULL;
  	u8 *data = NULL;
  	unsigned int vendor_id, subcmd;
  	enum nested_attr nested_attr_flag = NESTED_ATTR_UNSPECIFIED;
  	struct wpabuf *reply;
  	size_t data_len = 0;
  
  	/**
  	 * cmd: <vendor id> <subcommand id> [<hex formatted data>]
  	 * [nested=<0|1>]
  	 */
  	vendor_id = strtoul(cmd, &pos, 16);
  	if (!isblank((unsigned char) *pos))
  		return -EINVAL;
  
  	subcmd = strtoul(pos, &pos, 10);
  
  	if (*pos != '\0') {
  		if (!isblank((unsigned char) *pos++))
  			return -EINVAL;
  
  		temp = os_strchr(pos, ' ');
  		data_len = temp ? (size_t) (temp - pos) : os_strlen(pos);
  	}
  
  	if (data_len) {
  		data_len /= 2;
  		data = os_malloc(data_len);
  		if (!data)
  			return -1;
  
  		if (hexstr2bin(pos, data, data_len)) {
  			wpa_printf(MSG_DEBUG,
  				   "Vendor command: wrong parameter format");
  			os_free(data);
  			return -EINVAL;
  		}
  	}
  
  	pos = os_strstr(cmd, "nested=");
  	if (pos)
  		nested_attr_flag = atoi(pos + 7) ? NESTED_ATTR_USED :
  			NESTED_ATTR_NOT_USED;
  
  	reply = wpabuf_alloc((buflen - 1) / 2);
  	if (!reply) {
  		os_free(data);
  		return -1;
  	}
  
  	ret = wpa_drv_vendor_cmd(wpa_s, vendor_id, subcmd, data, data_len,
  				 nested_attr_flag, reply);
  
  	if (ret == 0)
  		ret = wpa_snprintf_hex(buf, buflen, wpabuf_head_u8(reply),
  				       wpabuf_len(reply));
  
  	wpabuf_free(reply);
  	os_free(data);
  
  	return ret;
  }
  
  
  static void wpa_supplicant_ctrl_iface_flush(struct wpa_supplicant *wpa_s)
  {
  #ifdef CONFIG_P2P
  	struct wpa_supplicant *p2p_wpa_s = wpa_s->global->p2p_init_wpa_s ?
  		wpa_s->global->p2p_init_wpa_s : wpa_s;
  #endif /* CONFIG_P2P */
  
  	wpa_dbg(wpa_s, MSG_DEBUG, "Flush all wpa_supplicant state");
  
  	if (wpas_abort_ongoing_scan(wpa_s) == 0)
  		wpa_s->ignore_post_flush_scan_res = 1;
  
  	if (wpa_s->wpa_state >= WPA_AUTHENTICATING) {
  		/*
  		 * Avoid possible auto connect re-connection on getting
  		 * disconnected due to state flush.
  		 */
  		wpa_supplicant_set_state(wpa_s, WPA_DISCONNECTED);
  	}
  
  #ifdef CONFIG_P2P
  	wpas_p2p_group_remove(p2p_wpa_s, "*");
  	wpas_p2p_cancel(p2p_wpa_s);
  	p2p_ctrl_flush(p2p_wpa_s);
  	wpas_p2p_service_flush(p2p_wpa_s);
  	p2p_wpa_s->global->p2p_disabled = 0;
  	p2p_wpa_s->global->p2p_per_sta_psk = 0;
  	p2p_wpa_s->conf->num_sec_device_types = 0;
  	p2p_wpa_s->p2p_disable_ip_addr_req = 0;
  	os_free(p2p_wpa_s->global->p2p_go_avoid_freq.range);
  	p2p_wpa_s->global->p2p_go_avoid_freq.range = NULL;
  	p2p_wpa_s->global->p2p_go_avoid_freq.num = 0;
  	p2p_wpa_s->global->pending_p2ps_group = 0;
  	p2p_wpa_s->global->pending_p2ps_group_freq = 0;
  #endif /* CONFIG_P2P */
  
  #ifdef CONFIG_WPS_TESTING
  	wps_version_number = 0x20;
  	wps_testing_stub_cred = 0;
  	wps_corrupt_pkhash = 0;
  	wps_force_auth_types_in_use = 0;
  	wps_force_encr_types_in_use = 0;
  #endif /* CONFIG_WPS_TESTING */
  #ifdef CONFIG_WPS
  	wpa_s->wps_fragment_size = 0;
  	wpas_wps_cancel(wpa_s);
  	wps_registrar_flush(wpa_s->wps->registrar);
  #endif /* CONFIG_WPS */
  	wpa_s->after_wps = 0;
  	wpa_s->known_wps_freq = 0;
  
  #ifdef CONFIG_DPP
  	wpas_dpp_deinit(wpa_s);
  	wpa_s->dpp_init_max_tries = 0;
  	wpa_s->dpp_init_retry_time = 0;
  	wpa_s->dpp_resp_wait_time = 0;
  	wpa_s->dpp_resp_max_tries = 0;
  	wpa_s->dpp_resp_retry_time = 0;
  #ifdef CONFIG_DPP2
  	wpas_dpp_chirp_stop(wpa_s);
  	wpa_s->dpp_pfs_fallback = 0;
  #endif /* CONFIG_DPP2 */
  #ifdef CONFIG_TESTING_OPTIONS
  	os_memset(dpp_pkex_own_mac_override, 0, ETH_ALEN);
  	os_memset(dpp_pkex_peer_mac_override, 0, ETH_ALEN);
  	dpp_pkex_ephemeral_key_override_len = 0;
  	dpp_protocol_key_override_len = 0;
  	dpp_nonce_override_len = 0;
  #ifdef CONFIG_DPP3
  	dpp_version_override = 3;
  #elif defined(CONFIG_DPP2)
  	dpp_version_override = 2;
  #else /* CONFIG_DPP2 */
  	dpp_version_override = 1;
  #endif /* CONFIG_DPP2 */
  #endif /* CONFIG_TESTING_OPTIONS */
  #endif /* CONFIG_DPP */
  
  #ifdef CONFIG_TDLS
  #ifdef CONFIG_TDLS_TESTING
  	tdls_testing = 0;
  #endif /* CONFIG_TDLS_TESTING */
  	wpa_drv_tdls_oper(wpa_s, TDLS_ENABLE, NULL);
  	wpa_tdls_enable(wpa_s->wpa, 1);
  #endif /* CONFIG_TDLS */
  
  	eloop_cancel_timeout(wpa_supplicant_stop_countermeasures, wpa_s, NULL);
  	wpa_supplicant_stop_countermeasures(wpa_s, NULL);
  	wpa_s->last_michael_mic_error.sec = 0;
  
  	wpa_s->no_keep_alive = 0;
  	wpa_s->own_disconnect_req = 0;
  	wpa_s->own_reconnect_req = 0;
  	wpa_s->deny_ptk0_rekey = 0;
  
  	os_free(wpa_s->disallow_aps_bssid);
  	wpa_s->disallow_aps_bssid = NULL;
  	wpa_s->disallow_aps_bssid_count = 0;
  	os_free(wpa_s->disallow_aps_ssid);
  	wpa_s->disallow_aps_ssid = NULL;
  	wpa_s->disallow_aps_ssid_count = 0;
  
  	wpa_s->set_sta_uapsd = 0;
  	wpa_s->sta_uapsd = 0;
  
  	wpa_s->consecutive_conn_failures = 0;
  
  	wpa_drv_radio_disable(wpa_s, 0);
  	wpa_bssid_ignore_clear(wpa_s);
  	wpa_supplicant_ctrl_iface_remove_network(wpa_s, "all");
  	wpa_supplicant_ctrl_iface_remove_cred(wpa_s, "all");
  	wpa_config_flush_blobs(wpa_s->conf);
  	wpa_s->conf->auto_interworking = 0;
  	wpa_s->conf->okc = 0;
  
  	ptksa_cache_flush(wpa_s->ptksa, NULL, WPA_CIPHER_NONE);
  	wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
  	rsn_preauth_deinit(wpa_s->wpa);
  
  	wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_LIFETIME, 43200);
  	wpa_sm_set_param(wpa_s->wpa, RSNA_PMK_REAUTH_THRESHOLD, 70);
  	wpa_sm_set_param(wpa_s->wpa, RSNA_SA_TIMEOUT, 60);
  	eapol_sm_notify_logoff(wpa_s->eapol, false);
  
  	radio_remove_works(wpa_s, NULL, 1);
  	wpa_s->ext_work_in_progress = 0;
  
  	wpa_s->next_ssid = NULL;
  
  #ifdef CONFIG_INTERWORKING
  #ifdef CONFIG_HS20
  	hs20_cancel_fetch_osu(wpa_s);
  	hs20_del_icon(wpa_s, NULL, NULL);
  #endif /* CONFIG_HS20 */
  #endif /* CONFIG_INTERWORKING */
  
  	wpa_s->ext_mgmt_frame_handling = 0;
  	wpa_s->ext_eapol_frame_io = 0;
  #ifdef CONFIG_TESTING_OPTIONS
  	wpa_s->extra_roc_dur = 0;
  	wpa_s->test_failure = WPAS_TEST_FAILURE_NONE;
  	wpa_s->p2p_go_csa_on_inv = 0;
  	wpa_s->ignore_auth_resp = 0;
  	wpa_s->ignore_assoc_disallow = 0;
  	wpa_s->disable_sa_query = 0;
  	wpa_s->testing_resend_assoc = 0;
  	wpa_s->ignore_sae_h2e_only = 0;
  	wpa_s->ft_rsnxe_used = 0;
  	wpa_s->reject_btm_req_reason = 0;
  	wpa_sm_set_test_assoc_ie(wpa_s->wpa, NULL);
  	os_free(wpa_s->get_pref_freq_list_override);
  	wpa_s->get_pref_freq_list_override = NULL;
  	wpabuf_free(wpa_s->sae_commit_override);
  	wpa_s->sae_commit_override = NULL;
  	os_free(wpa_s->extra_sae_rejected_groups);
  	wpa_s->extra_sae_rejected_groups = NULL;
  	wpabuf_free(wpa_s->rsne_override_eapol);
  	wpa_s->rsne_override_eapol = NULL;
  	wpabuf_free(wpa_s->rsnxe_override_assoc);
  	wpa_s->rsnxe_override_assoc = NULL;
  	wpabuf_free(wpa_s->rsnxe_override_eapol);
  	wpa_s->rsnxe_override_eapol = NULL;
  	wpas_clear_driver_signal_override(wpa_s);
  	wpa_s->disable_scs_support = 0;
  	wpa_s->disable_mscs_support = 0;
  	wpa_s->enable_dscp_policy_capa = 0;
  	wpa_s->oci_freq_override_eapol = 0;
  	wpa_s->oci_freq_override_saquery_req = 0;
  	wpa_s->oci_freq_override_saquery_resp = 0;
  	wpa_s->oci_freq_override_eapol_g2 = 0;
  	wpa_s->oci_freq_override_ft_assoc = 0;
  	wpa_s->oci_freq_override_fils_assoc = 0;
  	wpa_s->oci_freq_override_wnm_sleep = 0;
  #ifdef CONFIG_DPP
  	os_free(wpa_s->dpp_config_obj_override);
  	wpa_s->dpp_config_obj_override = NULL;
  	os_free(wpa_s->dpp_discovery_override);
  	wpa_s->dpp_discovery_override = NULL;
  	os_free(wpa_s->dpp_groups_override);
  	wpa_s->dpp_groups_override = NULL;
  	dpp_test = DPP_TEST_DISABLED;
  #endif /* CONFIG_DPP */
  #endif /* CONFIG_TESTING_OPTIONS */
  
  	wpa_s->disconnected = 0;
  	os_free(wpa_s->next_scan_freqs);
  	wpa_s->next_scan_freqs = NULL;
  	os_memset(wpa_s->next_scan_bssid, 0, ETH_ALEN);
  	wpa_s->next_scan_bssid_wildcard_ssid = 0;
  	os_free(wpa_s->select_network_scan_freqs);
  	wpa_s->select_network_scan_freqs = NULL;
  	os_memset(&wpa_s->robust_av, 0, sizeof(struct robust_av_data));
  
  	wpa_bss_flush(wpa_s);
  	if (!dl_list_empty(&wpa_s->bss)) {
  		wpa_printf(MSG_DEBUG,
  			   "BSS table not empty after flush: %u entries, current_bss=%p bssid="
  			   MACSTR " pending_bssid=" MACSTR,
  			   dl_list_len(&wpa_s->bss), wpa_s->current_bss,
  			   MAC2STR(wpa_s->bssid),
  			   MAC2STR(wpa_s->pending_bssid));
  	}
  
  	eloop_cancel_timeout(wpas_network_reenabled, wpa_s, NULL);
  	wpa_s->wnmsleep_used = 0;
  
  #ifdef CONFIG_SME
  	wpa_s->sme.last_unprot_disconnect.sec = 0;
  	wpa_s->sme.auth_alg = 0;
  #endif /* CONFIG_SME */
  
  	wpabuf_free(wpa_s->ric_ies);
  	wpa_s->ric_ies = NULL;
  
  	wpa_supplicant_update_channel_list(wpa_s, NULL);
  
  	free_bss_tmp_disallowed(wpa_s);
  
  	os_memset(&wpa_s->robust_av, 0, sizeof(struct robust_av_data));
  
  #ifdef CONFIG_PASN
  	wpas_pasn_auth_stop(wpa_s);
  #endif /* CONFIG_PASN */
  
  	if (wpa_s->mac_addr_changed && wpa_s->conf->mac_addr == 0)
  		wpas_restore_permanent_mac_addr(wpa_s);
  
  	wpa_s->conf->ignore_old_scan_res = 0;
  }
  
  
  static int wpas_ctrl_radio_work_show(struct wpa_supplicant *wpa_s,
  				     char *buf, size_t buflen)
  {
  	struct wpa_radio_work *work;
  	char *pos, *end;
  	struct os_reltime now, diff;
  
  	pos = buf;
  	end = buf + buflen;
  
  	os_get_reltime(&now);
  
  	dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
  	{
  		int ret;
  
  		os_reltime_sub(&now, &work->time, &diff);
  		ret = os_snprintf(pos, end - pos, "%s@%s:%u:%u:%ld.%06ld\n",
  				  work->type, work->wpa_s->ifname, work->freq,
  				  work->started, diff.sec, diff.usec);
  		if (os_snprintf_error(end - pos, ret))
  			break;
  		pos += ret;
  	}
  
  	return pos - buf;
  }
  
  
  static void wpas_ctrl_radio_work_timeout(void *eloop_ctx, void *timeout_ctx)
  {
  	struct wpa_radio_work *work = eloop_ctx;
  	struct wpa_external_work *ework = work->ctx;
  
  	wpa_dbg(work->wpa_s, MSG_DEBUG,
  		"Timing out external radio work %u (%s)",
  		ework->id, work->type);
  	wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_TIMEOUT "%u", ework->id);
  	work->wpa_s->ext_work_in_progress = 0;
  	radio_work_done(work);
  	os_free(ework);
  }
  
  
  static void wpas_ctrl_radio_work_cb(struct wpa_radio_work *work, int deinit)
  {
  	struct wpa_external_work *ework = work->ctx;
  
  	if (deinit) {
  		if (work->started)
  			eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
  					     work, NULL);
  
  		/*
  		 * work->type points to a buffer in ework, so need to replace
  		 * that here with a fixed string to avoid use of freed memory
  		 * in debug prints.
  		 */
  		work->type = "freed-ext-work";
  		work->ctx = NULL;
  		os_free(ework);
  		return;
  	}
  
  	wpa_dbg(work->wpa_s, MSG_DEBUG, "Starting external radio work %u (%s)",
  		ework->id, ework->type);
  	wpa_msg(work->wpa_s, MSG_INFO, EXT_RADIO_WORK_START "%u", ework->id);
  	work->wpa_s->ext_work_in_progress = 1;
  	if (!ework->timeout)
  		ework->timeout = 10;
  	eloop_register_timeout(ework->timeout, 0, wpas_ctrl_radio_work_timeout,
  			       work, NULL);
  }
  
  
  static int wpas_ctrl_radio_work_add(struct wpa_supplicant *wpa_s, char *cmd,
  				    char *buf, size_t buflen)
  {
  	struct wpa_external_work *ework;
  	char *pos, *pos2;
  	size_t type_len;
  	int ret;
  	unsigned int freq = 0;
  
  	/* format: <name> [freq=<MHz>] [timeout=<seconds>] */
  
  	ework = os_zalloc(sizeof(*ework));
  	if (ework == NULL)
  		return -1;
  
  	pos = os_strchr(cmd, ' ');
  	if (pos) {
  		type_len = pos - cmd;
  		pos++;
  
  		pos2 = os_strstr(pos, "freq=");
  		if (pos2)
  			freq = atoi(pos2 + 5);
  
  		pos2 = os_strstr(pos, "timeout=");
  		if (pos2)
  			ework->timeout = atoi(pos2 + 8);
  	} else {
  		type_len = os_strlen(cmd);
  	}
  	if (4 + type_len >= sizeof(ework->type))
  		type_len = sizeof(ework->type) - 4 - 1;
  	os_strlcpy(ework->type, "ext:", sizeof(ework->type));
  	os_memcpy(ework->type + 4, cmd, type_len);
  	ework->type[4 + type_len] = '\0';
  
  	wpa_s->ext_work_id++;
  	if (wpa_s->ext_work_id == 0)
  		wpa_s->ext_work_id++;
  	ework->id = wpa_s->ext_work_id;
  
  	if (radio_add_work(wpa_s, freq, ework->type, 0, wpas_ctrl_radio_work_cb,
  			   ework) < 0) {
  		os_free(ework);
  		return -1;
  	}
  
  	ret = os_snprintf(buf, buflen, "%u", ework->id);
  	if (os_snprintf_error(buflen, ret))
  		return -1;
  	return ret;
  }
  
  
  static int wpas_ctrl_radio_work_done(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	struct wpa_radio_work *work;
  	unsigned int id = atoi(cmd);
  
  	dl_list_for_each(work, &wpa_s->radio->work, struct wpa_radio_work, list)
  	{
  		struct wpa_external_work *ework;
  
  		if (os_strncmp(work->type, "ext:", 4) != 0)
  			continue;
  		ework = work->ctx;
  		if (id && ework->id != id)
  			continue;
  		wpa_dbg(wpa_s, MSG_DEBUG,
  			"Completed external radio work %u (%s)",
  			ework->id, ework->type);
  		eloop_cancel_timeout(wpas_ctrl_radio_work_timeout, work, NULL);
  		wpa_s->ext_work_in_progress = 0;
  		radio_work_done(work);
  		os_free(ework);
  		return 3; /* "OK\n" */
  	}
  
  	return -1;
  }
  
  
  static int wpas_ctrl_radio_work(struct wpa_supplicant *wpa_s, char *cmd,
  				char *buf, size_t buflen)
  {
  	if (os_strcmp(cmd, "show") == 0)
  		return wpas_ctrl_radio_work_show(wpa_s, buf, buflen);
  	if (os_strncmp(cmd, "add ", 4) == 0)
  		return wpas_ctrl_radio_work_add(wpa_s, cmd + 4, buf, buflen);
  	if (os_strncmp(cmd, "done ", 5) == 0)
  		return wpas_ctrl_radio_work_done(wpa_s, cmd + 4);
  	return -1;
  }
  
  
  void wpas_ctrl_radio_work_flush(struct wpa_supplicant *wpa_s)
  {
  	struct wpa_radio_work *work, *tmp;
  
  	if (!wpa_s || !wpa_s->radio)
  		return;
  
  	dl_list_for_each_safe(work, tmp, &wpa_s->radio->work,
  			      struct wpa_radio_work, list) {
  		struct wpa_external_work *ework;
  
  		if (os_strncmp(work->type, "ext:", 4) != 0)
  			continue;
  		ework = work->ctx;
  		wpa_dbg(wpa_s, MSG_DEBUG,
  			"Flushing%s external radio work %u (%s)",
  			work->started ? " started" : "", ework->id,
  			ework->type);
  		if (work->started)
  			eloop_cancel_timeout(wpas_ctrl_radio_work_timeout,
  					     work, NULL);
  		radio_work_done(work);
  		os_free(ework);
  	}
  }
  
  
  static void wpas_ctrl_eapol_response(void *eloop_ctx, void *timeout_ctx)
  {
  	struct wpa_supplicant *wpa_s = eloop_ctx;
  	eapol_sm_notify_ctrl_response(wpa_s->eapol);
  }
  
  
  static int scan_id_list_parse(struct wpa_supplicant *wpa_s, const char *value,
  			      unsigned int *scan_id_count, int scan_id[])
  {
  	const char *pos = value;
  
  	while (pos) {
  		if (*pos == ' ' || *pos == '\0')
  			break;
  		if (*scan_id_count == MAX_SCAN_ID)
  			return -1;
  		scan_id[(*scan_id_count)++] = atoi(pos);
  		pos = os_strchr(pos, ',');
  		if (pos)
  			pos++;
  	}
  
  	return 0;
  }
  
  
  static void wpas_ctrl_scan(struct wpa_supplicant *wpa_s, char *params,
  			   char *reply, int reply_size, int *reply_len)
  {
  	char *pos;
  	unsigned int manual_scan_passive = 0;
  	unsigned int manual_scan_use_id = 0;
  	unsigned int manual_scan_only_new = 0;
  	unsigned int scan_only = 0;
  	unsigned int scan_id_count = 0;
  	int scan_id[MAX_SCAN_ID];
  	void (*scan_res_handler)(struct wpa_supplicant *wpa_s,
  				 struct wpa_scan_results *scan_res);
  	int *manual_scan_freqs = NULL;
  	struct wpa_ssid_value *ssid = NULL, *ns;
  	unsigned int ssid_count = 0;
  
  	if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED) {
  		*reply_len = -1;
  		return;
  	}
  
  	if (radio_work_pending(wpa_s, "scan")) {
  		wpa_printf(MSG_DEBUG,
  			   "Pending scan scheduled - reject new request");
  		*reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
  		return;
  	}
  
  #ifdef CONFIG_INTERWORKING
  	if (wpa_s->fetch_anqp_in_progress || wpa_s->network_select) {
  		wpa_printf(MSG_DEBUG,
  			   "Interworking select in progress - reject new scan");
  		*reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
  		return;
  	}
  #endif /* CONFIG_INTERWORKING */
  
  	if (params) {
  		if (os_strncasecmp(params, "TYPE=ONLY", 9) == 0)
  			scan_only = 1;
  
  		pos = os_strstr(params, "freq=");
  		if (pos) {
  			manual_scan_freqs = freq_range_to_channel_list(wpa_s,
  								       pos + 5);
  			if (manual_scan_freqs == NULL) {
  				*reply_len = -1;
  				goto done;
  			}
  		}
  
  		pos = os_strstr(params, "passive=");
  		if (pos)
  			manual_scan_passive = !!atoi(pos + 8);
  
  		pos = os_strstr(params, "use_id=");
  		if (pos)
  			manual_scan_use_id = atoi(pos + 7);
  
  		pos = os_strstr(params, "only_new=1");
  		if (pos)
  			manual_scan_only_new = 1;
  
  		pos = os_strstr(params, "scan_id=");
  		if (pos && scan_id_list_parse(wpa_s, pos + 8, &scan_id_count,
  					      scan_id) < 0) {
  			*reply_len = -1;
  			goto done;
  		}
  
  		pos = os_strstr(params, "bssid=");
  		if (pos) {
  			u8 bssid[ETH_ALEN];
  
  			pos += 6;
  			if (hwaddr_aton(pos, bssid)) {
  				wpa_printf(MSG_ERROR, "Invalid BSSID %s", pos);
  				*reply_len = -1;
  				goto done;
  			}
  			os_memcpy(wpa_s->next_scan_bssid, bssid, ETH_ALEN);
  
  			wpa_s->next_scan_bssid_wildcard_ssid =
  				os_strstr(params, "wildcard_ssid=1") != NULL;
  		}
  
  		pos = params;
  		while (pos && *pos != '\0') {
  			if (os_strncmp(pos, "ssid ", 5) == 0) {
  				char *end;
  
  				pos += 5;
  				end = pos;
  				while (*end) {
  					if (*end == '\0' || *end == ' ')
  						break;
  					end++;
  				}
  
  				ns = os_realloc_array(
  					ssid, ssid_count + 1,
  					sizeof(struct wpa_ssid_value));
  				if (ns == NULL) {
  					*reply_len = -1;
  					goto done;
  				}
  				ssid = ns;
  
  				if ((end - pos) & 0x01 ||
  				    end - pos > 2 * SSID_MAX_LEN ||
  				    hexstr2bin(pos, ssid[ssid_count].ssid,
  					       (end - pos) / 2) < 0) {
  					wpa_printf(MSG_DEBUG,
  						   "Invalid SSID value '%s'",
  						   pos);
  					*reply_len = -1;
  					goto done;
  				}
  				ssid[ssid_count].ssid_len = (end - pos) / 2;
  				wpa_hexdump_ascii(MSG_DEBUG, "scan SSID",
  						  ssid[ssid_count].ssid,
  						  ssid[ssid_count].ssid_len);
  				ssid_count++;
  				pos = end;
  			}
  
  			pos = os_strchr(pos, ' ');
  			if (pos)
  				pos++;
  		}
  	}
  
  	wpa_s->num_ssids_from_scan_req = ssid_count;
  	os_free(wpa_s->ssids_from_scan_req);
  	if (ssid_count) {
  		wpa_s->ssids_from_scan_req = ssid;
  		ssid = NULL;
  	} else {
  		wpa_s->ssids_from_scan_req = NULL;
  	}
  
  	if (scan_only)
  		scan_res_handler = scan_only_handler;
  	else if (wpa_s->scan_res_handler == scan_only_handler)
  		scan_res_handler = NULL;
  	else
  		scan_res_handler = wpa_s->scan_res_handler;
  
  	if (!wpa_s->sched_scanning && !wpa_s->scanning &&
  	    ((wpa_s->wpa_state <= WPA_SCANNING) ||
  	     (wpa_s->wpa_state == WPA_COMPLETED))) {
  		wpa_s->manual_scan_passive = manual_scan_passive;
  		wpa_s->manual_scan_use_id = manual_scan_use_id;
  		wpa_s->manual_scan_only_new = manual_scan_only_new;
  		wpa_s->scan_id_count = scan_id_count;
  		os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
  		wpa_s->scan_res_handler = scan_res_handler;
  		os_free(wpa_s->manual_scan_freqs);
  		wpa_s->manual_scan_freqs = manual_scan_freqs;
  		manual_scan_freqs = NULL;
  
  		wpa_s->normal_scans = 0;
  		wpa_s->scan_req = MANUAL_SCAN_REQ;
  		wpa_s->after_wps = 0;
  		wpa_s->known_wps_freq = 0;
  		wpa_supplicant_req_scan(wpa_s, 0, 0);
  		if (wpa_s->manual_scan_use_id) {
  			wpa_s->manual_scan_id++;
  			wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
  				wpa_s->manual_scan_id);
  			*reply_len = os_snprintf(reply, reply_size, "%u\n",
  						 wpa_s->manual_scan_id);
  		}
  	} else if (wpa_s->sched_scanning) {
  		wpa_s->manual_scan_passive = manual_scan_passive;
  		wpa_s->manual_scan_use_id = manual_scan_use_id;
  		wpa_s->manual_scan_only_new = manual_scan_only_new;
  		wpa_s->scan_id_count = scan_id_count;
  		os_memcpy(wpa_s->scan_id, scan_id, scan_id_count * sizeof(int));
  		wpa_s->scan_res_handler = scan_res_handler;
  		os_free(wpa_s->manual_scan_freqs);
  		wpa_s->manual_scan_freqs = manual_scan_freqs;
  		manual_scan_freqs = NULL;
  
  		wpa_printf(MSG_DEBUG, "Stop ongoing sched_scan to allow requested full scan to proceed");
  		wpa_supplicant_cancel_sched_scan(wpa_s);
  		wpa_s->scan_req = MANUAL_SCAN_REQ;
  		wpa_supplicant_req_scan(wpa_s, 0, 0);
  		if (wpa_s->manual_scan_use_id) {
  			wpa_s->manual_scan_id++;
  			*reply_len = os_snprintf(reply, reply_size, "%u\n",
  						 wpa_s->manual_scan_id);
  			wpa_dbg(wpa_s, MSG_DEBUG, "Assigned scan id %u",
  				wpa_s->manual_scan_id);
  		}
  	} else {
  		wpa_printf(MSG_DEBUG, "Ongoing scan action - reject new request");
  		*reply_len = os_snprintf(reply, reply_size, "FAIL-BUSY\n");
  	}
  
  done:
  	os_free(manual_scan_freqs);
  	os_free(ssid);
  }
  
  
  #ifdef CONFIG_TESTING_OPTIONS
  
  static void wpas_ctrl_iface_mgmt_tx_cb(struct wpa_supplicant *wpa_s,
  				       unsigned int freq, const u8 *dst,
  				       const u8 *src, const u8 *bssid,
  				       const u8 *data, size_t data_len,
  				       enum offchannel_send_action_result
  				       result)
  {
  	wpa_msg(wpa_s, MSG_INFO, "MGMT-TX-STATUS freq=%u dst=" MACSTR
  		" src=" MACSTR " bssid=" MACSTR " result=%s",
  		freq, MAC2STR(dst), MAC2STR(src), MAC2STR(bssid),
  		result == OFFCHANNEL_SEND_ACTION_SUCCESS ?
  		"SUCCESS" : (result == OFFCHANNEL_SEND_ACTION_NO_ACK ?
  			     "NO_ACK" : "FAILED"));
  }
  
  
  static int wpas_ctrl_iface_mgmt_tx(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	char *pos, *param;
  	size_t len;
  	u8 *buf, da[ETH_ALEN], bssid[ETH_ALEN];
  	int res, used;
  	int freq = 0, no_cck = 0, wait_time = 0;
  
  	/* <DA> <BSSID> [freq=<MHz>] [wait_time=<ms>] [no_cck=1]
  	 *    <action=Action frame payload> */
  
  	wpa_printf(MSG_DEBUG, "External MGMT TX: %s", cmd);
  
  	pos = cmd;
  	used = hwaddr_aton2(pos, da);
  	if (used < 0)
  		return -1;
  	pos += used;
  	while (*pos == ' ')
  		pos++;
  	used = hwaddr_aton2(pos, bssid);
  	if (used < 0)
  		return -1;
  	pos += used;
  
  	param = os_strstr(pos, " freq=");
  	if (param) {
  		param += 6;
  		freq = atoi(param);
  	}
  
  	param = os_strstr(pos, " no_cck=");
  	if (param) {
  		param += 8;
  		no_cck = atoi(param);
  	}
  
  	param = os_strstr(pos, " wait_time=");
  	if (param) {
  		param += 11;
  		wait_time = atoi(param);
  	}
  
  	param = os_strstr(pos, " action=");
  	if (param == NULL)
  		return -1;
  	param += 8;
  
  	len = os_strlen(param);
  	if (len & 1)
  		return -1;
  	len /= 2;
  
  	buf = os_malloc(len);
  	if (buf == NULL)
  		return -1;
  
  	if (hexstr2bin(param, buf, len) < 0) {
  		os_free(buf);
  		return -1;
  	}
  
  	res = offchannel_send_action(wpa_s, freq, da, wpa_s->own_addr, bssid,
  				     buf, len, wait_time,
  				     wpas_ctrl_iface_mgmt_tx_cb, no_cck);
  	os_free(buf);
  	return res;
  }
  
  
  static void wpas_ctrl_iface_mgmt_tx_done(struct wpa_supplicant *wpa_s)
  {
  	wpa_printf(MSG_DEBUG, "External MGMT TX - done waiting");
  	offchannel_send_action_done(wpa_s);
  }
  
  
  static int wpas_ctrl_iface_mgmt_rx_process(struct wpa_supplicant *wpa_s,
  					   char *cmd)
  {
  	char *pos, *param;
  	size_t len;
  	u8 *buf;
  	int freq = 0, datarate = 0, ssi_signal = 0;
  	union wpa_event_data event;
  
  	if (!wpa_s->ext_mgmt_frame_handling)
  		return -1;
  
  	/* freq=<MHz> datarate=<val> ssi_signal=<val> frame=<frame hexdump> */
  
  	wpa_printf(MSG_DEBUG, "External MGMT RX process: %s", cmd);
  
  	pos = cmd;
  	param = os_strstr(pos, "freq=");
  	if (param) {
  		param += 5;
  		freq = atoi(param);
  	}
  
  	param = os_strstr(pos, " datarate=");
  	if (param) {
  		param += 10;
  		datarate = atoi(param);
  	}
  
  	param = os_strstr(pos, " ssi_signal=");
  	if (param) {
  		param += 12;
  		ssi_signal = atoi(param);
  	}
  
  	param = os_strstr(pos, " frame=");
  	if (param == NULL)
  		return -1;
  	param += 7;
  
  	len = os_strlen(param);
  	if (len & 1)
  		return -1;
  	len /= 2;
  
  	buf = os_malloc(len);
  	if (buf == NULL)
  		return -1;
  
  	if (hexstr2bin(param, buf, len) < 0) {
  		os_free(buf);
  		return -1;
  	}
  
  	os_memset(&event, 0, sizeof(event));
  	event.rx_mgmt.freq = freq;
  	event.rx_mgmt.frame = buf;
  	event.rx_mgmt.frame_len = len;
  	event.rx_mgmt.ssi_signal = ssi_signal;
  	event.rx_mgmt.datarate = datarate;
  	wpa_s->ext_mgmt_frame_handling = 0;
  	wpa_supplicant_event(wpa_s, EVENT_RX_MGMT, &event);
  	wpa_s->ext_mgmt_frame_handling = 1;
  
  	os_free(buf);
  
  	return 0;
  }
  
  
  static int wpas_ctrl_iface_driver_scan_res(struct wpa_supplicant *wpa_s,
  					   char *param)
  {
  	struct wpa_scan_res *res;
  	struct os_reltime now;
  	char *pos, *end;
  	int ret = -1;
  
  	if (!param)
  		return -1;
  
  	if (os_strcmp(param, "START") == 0) {
  		wpa_bss_update_start(wpa_s);
  		return 0;
  	}
  
  	if (os_strcmp(param, "END") == 0) {
  		wpa_bss_update_end(wpa_s, NULL, 1);
  		return 0;
  	}
  
  	if (os_strncmp(param, "BSS ", 4) != 0)
  		return -1;
  	param += 3;
  
  	res = os_zalloc(sizeof(*res) + os_strlen(param) / 2);
  	if (!res)
  		return -1;
  
  	pos = os_strstr(param, " flags=");
  	if (pos)
  		res->flags = strtol(pos + 7, NULL, 16);
  
  	pos = os_strstr(param, " bssid=");
  	if (pos && hwaddr_aton(pos + 7, res->bssid))
  		goto fail;
  
  	pos = os_strstr(param, " freq=");
  	if (pos)
  		res->freq = atoi(pos + 6);
  
  	pos = os_strstr(param, " beacon_int=");
  	if (pos)
  		res->beacon_int = atoi(pos + 12);
  
  	pos = os_strstr(param, " caps=");
  	if (pos)
  		res->caps = strtol(pos + 6, NULL, 16);
  
  	pos = os_strstr(param, " qual=");
  	if (pos)
  		res->qual = atoi(pos + 6);
  
  	pos = os_strstr(param, " noise=");
  	if (pos)
  		res->noise = atoi(pos + 7);
  
  	pos = os_strstr(param, " level=");
  	if (pos)
  		res->level = atoi(pos + 7);
  
  	pos = os_strstr(param, " tsf=");
  	if (pos)
  		res->tsf = strtoll(pos + 5, NULL, 16);
  
  	pos = os_strstr(param, " age=");
  	if (pos)
  		res->age = atoi(pos + 5);
  
  	pos = os_strstr(param, " est_throughput=");
  	if (pos)
  		res->est_throughput = atoi(pos + 16);
  
  	pos = os_strstr(param, " snr=");
  	if (pos)
  		res->snr = atoi(pos + 5);
  
  	pos = os_strstr(param, " parent_tsf=");
  	if (pos)
  		res->parent_tsf = strtoll(pos + 7, NULL, 16);
  
  	pos = os_strstr(param, " tsf_bssid=");
  	if (pos && hwaddr_aton(pos + 11, res->tsf_bssid))
  		goto fail;
  
  	pos = os_strstr(param, " ie=");
  	if (pos) {
  		pos += 4;
  		end = os_strchr(pos, ' ');
  		if (!end)
  			end = pos + os_strlen(pos);
  		res->ie_len = (end - pos) / 2;
  		if (hexstr2bin(pos, (u8 *) (res + 1), res->ie_len))
  			goto fail;
  	}
  
  	pos = os_strstr(param, " beacon_ie=");
  	if (pos) {
  		pos += 11;
  		end = os_strchr(pos, ' ');
  		if (!end)
  			end = pos + os_strlen(pos);
  		res->beacon_ie_len = (end - pos) / 2;
  		if (hexstr2bin(pos, ((u8 *) (res + 1)) + res->ie_len,
  			       res->beacon_ie_len))
  			goto fail;
  	}
  
  	os_get_reltime(&now);
  	wpa_bss_update_scan_res(wpa_s, res, &now);
  	ret = 0;
  fail:
  	os_free(res);
  
  	return ret;
  }
  
  
  static int wpas_ctrl_iface_driver_event_assoc(struct wpa_supplicant *wpa_s,
  					      char *param)
  {
  	union wpa_event_data event;
  	struct assoc_info *ai;
  	char *ctx = NULL;
  	int ret = -1;
  	struct wpabuf *req_ies = NULL;
  	struct wpabuf *resp_ies = NULL;
  	struct wpabuf *resp_frame = NULL;
  	struct wpabuf *beacon_ies = NULL;
  	struct wpabuf *key_replay_ctr = NULL;
  	struct wpabuf *ptk_kck = NULL;
  	struct wpabuf *ptk_kek = NULL;
  	struct wpabuf *fils_pmk = NULL;
  	char *str, *pos;
  	u8 addr[ETH_ALEN];
  	u8 fils_pmkid[PMKID_LEN];
  
  	os_memset(&event, 0, sizeof(event));
  	ai = &event.assoc_info;
  
  	while ((str = str_token(param, " ", &ctx))) {
  		pos = os_strchr(str, '=');
  		if (!pos)
  			goto fail;
  		*pos++ = '\0';
  
  		if (os_strcmp(str, "reassoc") == 0) {
  			ai->reassoc = atoi(pos);
  		} else if (os_strcmp(str, "req_ies") == 0) {
  			wpabuf_free(req_ies);
  			req_ies = wpabuf_parse_bin(pos);
  			if (!req_ies)
  				goto fail;
  			ai->req_ies = wpabuf_head(req_ies);
  			ai->req_ies_len = wpabuf_len(req_ies);
  		} else if (os_strcmp(str, "resp_ies") == 0) {
  			wpabuf_free(resp_ies);
  			resp_ies = wpabuf_parse_bin(pos);
  			if (!resp_ies)
  				goto fail;
  			ai->resp_ies = wpabuf_head(resp_ies);
  			ai->resp_ies_len = wpabuf_len(resp_ies);
  		} else if (os_strcmp(str, "resp_frame") == 0) {
  			wpabuf_free(resp_frame);
  			resp_frame = wpabuf_parse_bin(pos);
  			if (!resp_frame)
  				goto fail;
  			ai->resp_frame = wpabuf_head(resp_frame);
  			ai->resp_frame_len = wpabuf_len(resp_frame);
  		} else if (os_strcmp(str, "beacon_ies") == 0) {
  			wpabuf_free(beacon_ies);
  			beacon_ies = wpabuf_parse_bin(pos);
  			if (!beacon_ies)
  				goto fail;
  			ai->beacon_ies = wpabuf_head(beacon_ies);
  			ai->beacon_ies_len = wpabuf_len(beacon_ies);
  		} else if (os_strcmp(str, "freq") == 0) {
  			ai->freq = atoi(pos);
  		} else if (os_strcmp(str, "wmm::info_bitmap") == 0) {
  			ai->wmm_params.info_bitmap = atoi(pos);
  		} else if (os_strcmp(str, "wmm::uapsd_queues") == 0) {
  			ai->wmm_params.uapsd_queues = atoi(pos);
  		} else if (os_strcmp(str, "addr") == 0) {
  			if (hwaddr_aton(pos, addr))
  				goto fail;
  			ai->addr = addr;
  		} else if (os_strcmp(str, "authorized") == 0) {
  			ai->authorized = atoi(pos);
  		} else if (os_strcmp(str, "key_replay_ctr") == 0) {
  			wpabuf_free(key_replay_ctr);
  			key_replay_ctr = wpabuf_parse_bin(pos);
  			if (!key_replay_ctr)
  				goto fail;
  			ai->key_replay_ctr = wpabuf_head(key_replay_ctr);
  			ai->key_replay_ctr_len = wpabuf_len(key_replay_ctr);
  		} else if (os_strcmp(str, "ptk_kck") == 0) {
  			wpabuf_free(ptk_kck);
  			ptk_kck = wpabuf_parse_bin(pos);
  			if (!ptk_kck)
  				goto fail;
  			ai->ptk_kck = wpabuf_head(ptk_kck);
  			ai->ptk_kck_len = wpabuf_len(ptk_kck);
  		} else if (os_strcmp(str, "ptk_kek") == 0) {
  			wpabuf_free(ptk_kek);
  			ptk_kek = wpabuf_parse_bin(pos);
  			if (!ptk_kek)
  				goto fail;
  			ai->ptk_kek = wpabuf_head(ptk_kek);
  			ai->ptk_kek_len = wpabuf_len(ptk_kek);
  		} else if (os_strcmp(str, "subnet_status") == 0) {
  			ai->subnet_status = atoi(pos);
  		} else if (os_strcmp(str, "fils_erp_next_seq_num") == 0) {
  			ai->fils_erp_next_seq_num = atoi(pos);
  		} else if (os_strcmp(str, "fils_pmk") == 0) {
  			wpabuf_free(fils_pmk);
  			fils_pmk = wpabuf_parse_bin(pos);
  			if (!fils_pmk)
  				goto fail;
  			ai->fils_pmk = wpabuf_head(fils_pmk);
  			ai->fils_pmk_len = wpabuf_len(fils_pmk);
  		} else if (os_strcmp(str, "fils_pmkid") == 0) {
  			if (hexstr2bin(pos, fils_pmkid, PMKID_LEN) < 0)
  				goto fail;
  			ai->fils_pmkid = fils_pmkid;
  		} else {
  			goto fail;
  		}
  	}
  
  	wpa_supplicant_event(wpa_s, EVENT_ASSOC, &event);
  	ret = 0;
  fail:
  	wpabuf_free(req_ies);
  	wpabuf_free(resp_ies);
  	wpabuf_free(resp_frame);
  	wpabuf_free(beacon_ies);
  	wpabuf_free(key_replay_ctr);
  	wpabuf_free(ptk_kck);
  	wpabuf_free(ptk_kek);
  	wpabuf_free(fils_pmk);
  	return ret;
  }
  
  
  static int wpas_ctrl_iface_driver_event(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	char *pos, *param;
  	union wpa_event_data event;
  	enum wpa_event_type ev;
  
  	/* <event name> [parameters..] */
  
  	wpa_dbg(wpa_s, MSG_DEBUG, "Testing - external driver event: %s", cmd);
  
  	pos = cmd;
  	param = os_strchr(pos, ' ');
  	if (param)
  		*param++ = '\0';
  
  	os_memset(&event, 0, sizeof(event));
  
  	if (os_strcmp(cmd, "INTERFACE_ENABLED") == 0) {
  		ev = EVENT_INTERFACE_ENABLED;
  	} else if (os_strcmp(cmd, "INTERFACE_DISABLED") == 0) {
  		ev = EVENT_INTERFACE_DISABLED;
  	} else if (os_strcmp(cmd, "AVOID_FREQUENCIES") == 0) {
  		ev = EVENT_AVOID_FREQUENCIES;
  		if (param == NULL)
  			param = "";
  		if (freq_range_list_parse(&event.freq_range, param) < 0)
  			return -1;
  		wpa_supplicant_event(wpa_s, ev, &event);
  		os_free(event.freq_range.range);
  		return 0;
  	} else if (os_strcmp(cmd, "SCAN_RES") == 0) {
  		return wpas_ctrl_iface_driver_scan_res(wpa_s, param);
  	} else if (os_strcmp(cmd, "ASSOC") == 0) {
  		return wpas_ctrl_iface_driver_event_assoc(wpa_s, param);
  	} else {
  		wpa_dbg(wpa_s, MSG_DEBUG, "Testing - unknown driver event: %s",
  			cmd);
  		return -1;
  	}
  
  	wpa_supplicant_event(wpa_s, ev, &event);
  
  	return 0;
  }
  
  
  static int wpas_ctrl_iface_eapol_rx(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	char *pos;
  	u8 src[ETH_ALEN], *buf;
  	int used;
  	size_t len;
  
  	wpa_printf(MSG_DEBUG, "External EAPOL RX: %s", cmd);
  
  	pos = cmd;
  	used = hwaddr_aton2(pos, src);
  	if (used < 0)
  		return -1;
  	pos += used;
  	while (*pos == ' ')
  		pos++;
  
  	len = os_strlen(pos);
  	if (len & 1)
  		return -1;
  	len /= 2;
  
  	buf = os_malloc(len);
  	if (buf == NULL)
  		return -1;
  
  	if (hexstr2bin(pos, buf, len) < 0) {
  		os_free(buf);
  		return -1;
  	}
  
  	wpa_supplicant_rx_eapol(wpa_s, src, buf, len);
  	os_free(buf);
  
  	return 0;
  }
  
  
  static int wpas_ctrl_iface_eapol_tx(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	char *pos;
  	u8 dst[ETH_ALEN], *buf;
  	int used, ret;
  	size_t len;
  	unsigned int prev;
  
  	wpa_printf(MSG_DEBUG, "External EAPOL TX: %s", cmd);
  
  	pos = cmd;
  	used = hwaddr_aton2(pos, dst);
  	if (used < 0)
  		return -1;
  	pos += used;
  	while (*pos == ' ')
  		pos++;
  
  	len = os_strlen(pos);
  	if (len & 1)
  		return -1;
  	len /= 2;
  
  	buf = os_malloc(len);
  	if (!buf || hexstr2bin(pos, buf, len) < 0) {
  		os_free(buf);
  		return -1;
  	}
  
  	prev = wpa_s->ext_eapol_frame_io;
  	wpa_s->ext_eapol_frame_io = 0;
  	ret = wpa_ether_send(wpa_s, dst, ETH_P_EAPOL, buf, len);
  	wpa_s->ext_eapol_frame_io = prev;
  	os_free(buf);
  
  	return ret;
  }
  
  
  static u16 ipv4_hdr_checksum(const void *buf, size_t len)
  {
  	size_t i;
  	u32 sum = 0;
  	const u16 *pos = buf;
  
  	for (i = 0; i < len / 2; i++)
  		sum += *pos++;
  
  	while (sum >> 16)
  		sum = (sum & 0xffff) + (sum >> 16);
  
  	return sum ^ 0xffff;
  }
  
  
  #define HWSIM_PACKETLEN 1500
  #define HWSIM_IP_LEN (HWSIM_PACKETLEN - sizeof(struct ether_header))
  
  static void wpas_data_test_rx(void *ctx, const u8 *src_addr, const u8 *buf,
  			      size_t len)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  	const struct ether_header *eth;
  	struct ip ip;
  	const u8 *pos;
  	unsigned int i;
  	char extra[30];
  
  	if (len < sizeof(*eth) + sizeof(ip) || len > HWSIM_PACKETLEN) {
  		wpa_printf(MSG_DEBUG,
  			   "test data: RX - ignore unexpected length %d",
  			   (int) len);
  		return;
  	}
  
  	eth = (const struct ether_header *) buf;
  	os_memcpy(&ip, eth + 1, sizeof(ip));
  	pos = &buf[sizeof(*eth) + sizeof(ip)];
  
  	if (ip.ip_hl != 5 || ip.ip_v != 4 || ntohs(ip.ip_len) > HWSIM_IP_LEN) {
  		wpa_printf(MSG_DEBUG,
  			   "test data: RX - ignore unexpected IP header");
  		return;
  	}
  
  	for (i = 0; i < ntohs(ip.ip_len) - sizeof(ip); i++) {
  		if (*pos != (u8) i) {
  			wpa_printf(MSG_DEBUG,
  				   "test data: RX - ignore mismatching payload");
  			return;
  		}
  		pos++;
  	}
  	extra[0] = '\0';
  	if (ntohs(ip.ip_len) != HWSIM_IP_LEN)
  		os_snprintf(extra, sizeof(extra), " len=%d", ntohs(ip.ip_len));
  	wpa_msg(wpa_s, MSG_INFO, "DATA-TEST-RX " MACSTR " " MACSTR "%s",
  		MAC2STR(eth->ether_dhost), MAC2STR(eth->ether_shost), extra);
  }
  
  
  static int wpas_ctrl_iface_data_test_config(struct wpa_supplicant *wpa_s,
  					    char *cmd)
  {
  	int enabled = atoi(cmd);
  	char *pos;
  	const char *ifname;
  
  	if (!enabled) {
  		if (wpa_s->l2_test) {
  			l2_packet_deinit(wpa_s->l2_test);
  			wpa_s->l2_test = NULL;
  			wpa_dbg(wpa_s, MSG_DEBUG, "test data: Disabled");
  		}
  		return 0;
  	}
  
  	if (wpa_s->l2_test)
  		return 0;
  
  	pos = os_strstr(cmd, " ifname=");
  	if (pos)
  		ifname = pos + 8;
  	else
  		ifname = wpa_s->ifname;
  
  	wpa_s->l2_test = l2_packet_init(ifname, wpa_s->own_addr,
  					ETHERTYPE_IP, wpas_data_test_rx,
  					wpa_s, 1);
  	if (wpa_s->l2_test == NULL)
  		return -1;
  
  	wpa_dbg(wpa_s, MSG_DEBUG, "test data: Enabled");
  
  	return 0;
  }
  
  
  static int wpas_ctrl_iface_data_test_tx(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	u8 dst[ETH_ALEN], src[ETH_ALEN];
  	char *pos, *pos2;
  	int used;
  	long int val;
  	u8 tos;
  	u8 buf[2 + HWSIM_PACKETLEN];
  	struct ether_header *eth;
  	struct ip *ip;
  	u8 *dpos;
  	unsigned int i;
  	size_t send_len = HWSIM_IP_LEN;
  
  	if (wpa_s->l2_test == NULL)
  		return -1;
  
  	/* format: <dst> <src> <tos> [len=<length>] */
  
  	pos = cmd;
  	used = hwaddr_aton2(pos, dst);
  	if (used < 0)
  		return -1;
  	pos += used;
  	while (*pos == ' ')
  		pos++;
  	used = hwaddr_aton2(pos, src);
  	if (used < 0)
  		return -1;
  	pos += used;
  
  	val = strtol(pos, &pos2, 0);
  	if (val < 0 || val > 0xff)
  		return -1;
  	tos = val;
  
  	pos = os_strstr(pos2, " len=");
  	if (pos) {
  		i = atoi(pos + 5);
  		if (i < sizeof(*ip) || i > HWSIM_IP_LEN)
  			return -1;
  		send_len = i;
  	}
  
  	eth = (struct ether_header *) &buf[2];
  	os_memcpy(eth->ether_dhost, dst, ETH_ALEN);
  	os_memcpy(eth->ether_shost, src, ETH_ALEN);
  	eth->ether_type = htons(ETHERTYPE_IP);
  	ip = (struct ip *) (eth + 1);
  	os_memset(ip, 0, sizeof(*ip));
  	ip->ip_hl = 5;
  	ip->ip_v = 4;
  	ip->ip_ttl = 64;
  	ip->ip_tos = tos;
  	ip->ip_len = htons(send_len);
  	ip->ip_p = 1;
  	ip->ip_src.s_addr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 1);
  	ip->ip_dst.s_addr = htonl(192U << 24 | 168 << 16 | 1 << 8 | 2);
  	ip->ip_sum = ipv4_hdr_checksum(ip, sizeof(*ip));
  	dpos = (u8 *) (ip + 1);
  	for (i = 0; i < send_len - sizeof(*ip); i++)
  		*dpos++ = i;
  
  	if (l2_packet_send(wpa_s->l2_test, dst, ETHERTYPE_IP, &buf[2],
  			   sizeof(struct ether_header) + send_len) < 0)
  		return -1;
  
  	wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX dst=" MACSTR " src=" MACSTR
  		" tos=0x%x", MAC2STR(dst), MAC2STR(src), tos);
  
  	return 0;
  }
  
  
  static int wpas_ctrl_iface_data_test_frame(struct wpa_supplicant *wpa_s,
  					   char *cmd)
  {
  	u8 *buf;
  	struct ether_header *eth;
  	struct l2_packet_data *l2 = NULL;
  	size_t len;
  	u16 ethertype;
  	int res = -1;
  
  	len = os_strlen(cmd);
  	if (len & 1 || len < ETH_HLEN * 2)
  		return -1;
  	len /= 2;
  
  	buf = os_malloc(len);
  	if (buf == NULL)
  		return -1;
  
  	if (hexstr2bin(cmd, buf, len) < 0)
  		goto done;
  
  	eth = (struct ether_header *) buf;
  	ethertype = ntohs(eth->ether_type);
  
  	l2 = l2_packet_init(wpa_s->ifname, wpa_s->own_addr, ethertype,
  			    wpas_data_test_rx, wpa_s, 1);
  	if (l2 == NULL)
  		goto done;
  
  	res = l2_packet_send(l2, eth->ether_dhost, ethertype, buf, len);
  	wpa_dbg(wpa_s, MSG_DEBUG, "test data: TX frame res=%d", res);
  done:
  	if (l2)
  		l2_packet_deinit(l2);
  	os_free(buf);
  
  	return res < 0 ? -1 : 0;
  }
  
  
  static int wpas_ctrl_test_alloc_fail(struct wpa_supplicant *wpa_s, char *cmd)
  {
  #ifdef WPA_TRACE_BFD
  	char *pos;
  
  	wpa_trace_fail_after = atoi(cmd);
  	pos = os_strchr(cmd, ':');
  	if (pos) {
  		pos++;
  		os_strlcpy(wpa_trace_fail_func, pos,
  			   sizeof(wpa_trace_fail_func));
  	} else {
  		wpa_trace_fail_after = 0;
  	}
  	return 0;
  #else /* WPA_TRACE_BFD */
  	return -1;
  #endif /* WPA_TRACE_BFD */
  }
  
  
  static int wpas_ctrl_get_alloc_fail(struct wpa_supplicant *wpa_s,
  				    char *buf, size_t buflen)
  {
  #ifdef WPA_TRACE_BFD
  	return os_snprintf(buf, buflen, "%u:%s", wpa_trace_fail_after,
  			   wpa_trace_fail_func);
  #else /* WPA_TRACE_BFD */
  	return -1;
  #endif /* WPA_TRACE_BFD */
  }
  
  
  static int wpas_ctrl_test_fail(struct wpa_supplicant *wpa_s, char *cmd)
  {
  #ifdef WPA_TRACE_BFD
  	char *pos;
  
  	wpa_trace_test_fail_after = atoi(cmd);
  	pos = os_strchr(cmd, ':');
  	if (pos) {
  		pos++;
  		os_strlcpy(wpa_trace_test_fail_func, pos,
  			   sizeof(wpa_trace_test_fail_func));
  	} else {
  		wpa_trace_test_fail_after = 0;
  	}
  	return 0;
  #else /* WPA_TRACE_BFD */
  	return -1;
  #endif /* WPA_TRACE_BFD */
  }
  
  
  static int wpas_ctrl_get_fail(struct wpa_supplicant *wpa_s,
  				    char *buf, size_t buflen)
  {
  #ifdef WPA_TRACE_BFD
  	return os_snprintf(buf, buflen, "%u:%s", wpa_trace_test_fail_after,
  			   wpa_trace_test_fail_func);
  #else /* WPA_TRACE_BFD */
  	return -1;
  #endif /* WPA_TRACE_BFD */
  }
  
  
  static void wpas_ctrl_event_test_cb(void *eloop_ctx, void *timeout_ctx)
  {
  	struct wpa_supplicant *wpa_s = eloop_ctx;
  	int i, count = (intptr_t) timeout_ctx;
  
  	wpa_printf(MSG_DEBUG, "TEST: Send %d control interface event messages",
  		   count);
  	for (i = 0; i < count; i++) {
  		wpa_msg_ctrl(wpa_s, MSG_INFO, "TEST-EVENT-MESSAGE %d/%d",
  			     i + 1, count);
  	}
  }
  
  
  static int wpas_ctrl_event_test(struct wpa_supplicant *wpa_s, const char *cmd)
  {
  	int count;
  
  	count = atoi(cmd);
  	if (count <= 0)
  		return -1;
  
  	return eloop_register_timeout(0, 0, wpas_ctrl_event_test_cb, wpa_s,
  				      (void *) (intptr_t) count);
  }
  
  
  static int wpas_ctrl_test_assoc_ie(struct wpa_supplicant *wpa_s,
  				   const char *cmd)
  {
  	struct wpabuf *buf;
  	size_t len;
  
  	len = os_strlen(cmd);
  	if (len & 1)
  		return -1;
  	len /= 2;
  
  	if (len == 0) {
  		buf = NULL;
  	} else {
  		buf = wpabuf_alloc(len);
  		if (buf == NULL)
  			return -1;
  
  		if (hexstr2bin(cmd, wpabuf_put(buf, len), len) < 0) {
  			wpabuf_free(buf);
  			return -1;
  		}
  	}
  
  	wpa_sm_set_test_assoc_ie(wpa_s->wpa, buf);
  	return 0;
  }
  
  
  static int wpas_ctrl_reset_pn(struct wpa_supplicant *wpa_s)
  {
  	u8 zero[WPA_TK_MAX_LEN];
  
  	if (wpa_s->last_tk_alg == WPA_ALG_NONE)
  		return -1;
  
  	wpa_printf(MSG_INFO, "TESTING: Reset PN");
  	os_memset(zero, 0, sizeof(zero));
  
  	/* First, use a zero key to avoid any possible duplicate key avoidance
  	 * in the driver. */
  	if (wpa_drv_set_key(wpa_s, wpa_s->last_tk_alg, wpa_s->last_tk_addr,
  			    wpa_s->last_tk_key_idx, 1, zero, 6,
  			    zero, wpa_s->last_tk_len,
  			    KEY_FLAG_PAIRWISE_RX_TX) < 0)
  		return -1;
  
  	/* Set the previously configured key to reset its TSC/RSC */
  	return wpa_drv_set_key(wpa_s, wpa_s->last_tk_alg, wpa_s->last_tk_addr,
  			       wpa_s->last_tk_key_idx, 1, zero, 6,
  			       wpa_s->last_tk, wpa_s->last_tk_len,
  			       KEY_FLAG_PAIRWISE_RX_TX);
  }
  
  
  static int wpas_ctrl_key_request(struct wpa_supplicant *wpa_s, const char *cmd)
  {
  	const char *pos = cmd;
  	int error, pairwise;
  
  	error = atoi(pos);
  	pos = os_strchr(pos, ' ');
  	if (!pos)
  		return -1;
  	pairwise = atoi(pos);
  	wpa_sm_key_request(wpa_s->wpa, error, pairwise);
  	return 0;
  }
  
  
  static int wpas_ctrl_resend_assoc(struct wpa_supplicant *wpa_s)
  {
  #ifdef CONFIG_SME
  	struct wpa_driver_associate_params params;
  	int ret;
  
  	os_memset(&params, 0, sizeof(params));
  	params.bssid = wpa_s->bssid;
  	params.ssid = wpa_s->sme.ssid;
  	params.ssid_len = wpa_s->sme.ssid_len;
  	params.freq.freq = wpa_s->sme.freq;
  	if (wpa_s->last_assoc_req_wpa_ie) {
  		params.wpa_ie = wpabuf_head(wpa_s->last_assoc_req_wpa_ie);
  		params.wpa_ie_len = wpabuf_len(wpa_s->last_assoc_req_wpa_ie);
  	}
  	params.pairwise_suite = wpa_s->pairwise_cipher;
  	params.group_suite = wpa_s->group_cipher;
  	params.mgmt_group_suite = wpa_s->mgmt_group_cipher;
  	params.key_mgmt_suite = wpa_s->key_mgmt;
  	params.wpa_proto = wpa_s->wpa_proto;
  	params.mgmt_frame_protection = wpa_s->sme.mfp;
  	params.rrm_used = wpa_s->rrm.rrm_used;
  	if (wpa_s->sme.prev_bssid_set)
  		params.prev_bssid = wpa_s->sme.prev_bssid;
  	wpa_printf(MSG_INFO, "TESTING: Resend association request");
  	ret = wpa_drv_associate(wpa_s, &params);
  	wpa_s->testing_resend_assoc = 1;
  	return ret;
  #else /* CONFIG_SME */
  	return -1;
  #endif /* CONFIG_SME */
  }
  
  
  static int wpas_ctrl_iface_send_twt_setup(struct wpa_supplicant *wpa_s,
  					  const char *cmd)
  {
  	u8 dtok = 1;
  	int exponent = 10;
  	int mantissa = 8192;
  	u8 min_twt = 255;
  	unsigned long long twt = 0;
  	bool requestor = true;
  	int setup_cmd = 0;
  	bool trigger = true;
  	bool implicit = true;
  	bool flow_type = true;
  	int flow_id = 0;
  	bool protection = false;
  	u8 twt_channel = 0;
  	u8 control = BIT(4); /* Control field (IEEE P802.11ax/D8.0 Figure
  			      * 9-687): B4 = TWT Information Frame Disabled */
  	const char *tok_s;
  
  	tok_s = os_strstr(cmd, " dialog=");
  	if (tok_s)
  		dtok = atoi(tok_s + os_strlen(" dialog="));
  
  	tok_s = os_strstr(cmd, " exponent=");
  	if (tok_s)
  		exponent = atoi(tok_s + os_strlen(" exponent="));
  
  	tok_s = os_strstr(cmd, " mantissa=");
  	if (tok_s)
  		mantissa = atoi(tok_s + os_strlen(" mantissa="));
  
  	tok_s = os_strstr(cmd, " min_twt=");
  	if (tok_s)
  		min_twt = atoi(tok_s + os_strlen(" min_twt="));
  
  	tok_s = os_strstr(cmd, " setup_cmd=");
  	if (tok_s)
  		setup_cmd = atoi(tok_s + os_strlen(" setup_cmd="));
  
  	tok_s = os_strstr(cmd, " twt=");
  	if (tok_s)
  		sscanf(tok_s + os_strlen(" twt="), "%llu", &twt);
  
  	tok_s = os_strstr(cmd, " requestor=");
  	if (tok_s)
  		requestor = atoi(tok_s + os_strlen(" requestor="));
  
  	tok_s = os_strstr(cmd, " trigger=");
  	if (tok_s)
  		trigger = atoi(tok_s + os_strlen(" trigger="));
  
  	tok_s = os_strstr(cmd, " implicit=");
  	if (tok_s)
  		implicit = atoi(tok_s + os_strlen(" implicit="));
  
  	tok_s = os_strstr(cmd, " flow_type=");
  	if (tok_s)
  		flow_type = atoi(tok_s + os_strlen(" flow_type="));
  
  	tok_s = os_strstr(cmd, " flow_id=");
  	if (tok_s)
  		flow_id = atoi(tok_s + os_strlen(" flow_id="));
  
  	tok_s = os_strstr(cmd, " protection=");
  	if (tok_s)
  		protection = atoi(tok_s + os_strlen(" protection="));
  
  	tok_s = os_strstr(cmd, " twt_channel=");
  	if (tok_s)
  		twt_channel = atoi(tok_s + os_strlen(" twt_channel="));
  
  	tok_s = os_strstr(cmd, " control=");
  	if (tok_s)
  		control = atoi(tok_s + os_strlen(" control="));
  
  	return wpas_twt_send_setup(wpa_s, dtok, exponent, mantissa, min_twt,
  				   setup_cmd, twt, requestor, trigger, implicit,
  				   flow_type, flow_id, protection, twt_channel,
  				   control);
  }
  
  
  static int wpas_ctrl_iface_send_twt_teardown(struct wpa_supplicant *wpa_s,
  					     const char *cmd)
  {
  	u8 flags = 0x1;
  	const char *tok_s;
  
  	tok_s = os_strstr(cmd, " flags=");
  	if (tok_s)
  		flags = atoi(tok_s + os_strlen(" flags="));
  
  	return wpas_twt_send_teardown(wpa_s, flags);
  }
  
  #endif /* CONFIG_TESTING_OPTIONS */
  
  
  static int wpas_ctrl_vendor_elem_add(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	char *pos = cmd;
  	int frame;
  	size_t len;
  	struct wpabuf *buf;
  	struct ieee802_11_elems elems;
  
  	frame = atoi(pos);
  	if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
  		return -1;
  	wpa_s = wpas_vendor_elem(wpa_s, frame);
  
  	pos = os_strchr(pos, ' ');
  	if (pos == NULL)
  		return -1;
  	pos++;
  
  	len = os_strlen(pos);
  	if (len == 0)
  		return 0;
  	if (len & 1)
  		return -1;
  	len /= 2;
  
  	buf = wpabuf_alloc(len);
  	if (buf == NULL)
  		return -1;
  
  	if (hexstr2bin(pos, wpabuf_put(buf, len), len) < 0) {
  		wpabuf_free(buf);
  		return -1;
  	}
  
  	if (ieee802_11_parse_elems(wpabuf_head_u8(buf), len, &elems, 0) ==
  	    ParseFailed) {
  		wpabuf_free(buf);
  		return -1;
  	}
  
  	if (wpa_s->vendor_elem[frame] == NULL) {
  		wpa_s->vendor_elem[frame] = buf;
  		goto update_ies;
  	}
  
  	if (wpabuf_resize(&wpa_s->vendor_elem[frame], len) < 0) {
  		wpabuf_free(buf);
  		return -1;
  	}
  
  	wpabuf_put_buf(wpa_s->vendor_elem[frame], buf);
  	wpabuf_free(buf);
  
  update_ies:
  	wpas_vendor_elem_update(wpa_s);
  
  	if (frame == VENDOR_ELEM_PROBE_REQ ||
  	    frame == VENDOR_ELEM_PROBE_REQ_P2P)
  		wpa_supplicant_set_default_scan_ies(wpa_s);
  
  	return 0;
  }
  
  
  static int wpas_ctrl_vendor_elem_get(struct wpa_supplicant *wpa_s, char *cmd,
  				     char *buf, size_t buflen)
  {
  	int frame = atoi(cmd);
  
  	if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
  		return -1;
  	wpa_s = wpas_vendor_elem(wpa_s, frame);
  
  	if (wpa_s->vendor_elem[frame] == NULL)
  		return 0;
  
  	return wpa_snprintf_hex(buf, buflen,
  				wpabuf_head_u8(wpa_s->vendor_elem[frame]),
  				wpabuf_len(wpa_s->vendor_elem[frame]));
  }
  
  
  static int wpas_ctrl_vendor_elem_remove(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	char *pos = cmd;
  	int frame;
  	size_t len;
  	u8 *buf;
  	struct ieee802_11_elems elems;
  	int res;
  
  	frame = atoi(pos);
  	if (frame < 0 || frame >= NUM_VENDOR_ELEM_FRAMES)
  		return -1;
  	wpa_s = wpas_vendor_elem(wpa_s, frame);
  
  	pos = os_strchr(pos, ' ');
  	if (pos == NULL)
  		return -1;
  	pos++;
  
  	if (*pos == '*') {
  		wpabuf_free(wpa_s->vendor_elem[frame]);
  		wpa_s->vendor_elem[frame] = NULL;
  		wpas_vendor_elem_update(wpa_s);
  		return 0;
  	}
  
  	if (wpa_s->vendor_elem[frame] == NULL)
  		return -1;
  
  	len = os_strlen(pos);
  	if (len == 0)
  		return 0;
  	if (len & 1)
  		return -1;
  	len /= 2;
  
  	buf = os_malloc(len);
  	if (buf == NULL)
  		return -1;
  
  	if (hexstr2bin(pos, buf, len) < 0) {
  		os_free(buf);
  		return -1;
  	}
  
  	if (ieee802_11_parse_elems(buf, len, &elems, 0) == ParseFailed) {
  		os_free(buf);
  		return -1;
  	}
  
  	res = wpas_vendor_elem_remove(wpa_s, frame, buf, len);
  	os_free(buf);
  	return res;
  }
  
  
  static void wpas_ctrl_neighbor_rep_cb(void *ctx, struct wpabuf *neighbor_rep)
  {
  	struct wpa_supplicant *wpa_s = ctx;
  	size_t len;
  	const u8 *data;
  
  	/*
  	 * Neighbor Report element (IEEE P802.11-REVmc/D5.0)
  	 * BSSID[6]
  	 * BSSID Information[4]
  	 * Operating Class[1]
  	 * Channel Number[1]
  	 * PHY Type[1]
  	 * Optional Subelements[variable]
  	 */
  #define NR_IE_MIN_LEN (ETH_ALEN + 4 + 1 + 1 + 1)
  
  	if (!neighbor_rep || wpabuf_len(neighbor_rep) == 0) {
  		wpa_msg_ctrl(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_FAILED);
  		goto out;
  	}
  
  	data = wpabuf_head_u8(neighbor_rep);
  	len = wpabuf_len(neighbor_rep);
  
  	while (len >= 2 + NR_IE_MIN_LEN) {
  		const u8 *nr;
  		char lci[256 * 2 + 1];
  		char civic[256 * 2 + 1];
  		u8 nr_len = data[1];
  		const u8 *pos = data, *end;
  
  		if (pos[0] != WLAN_EID_NEIGHBOR_REPORT ||
  		    nr_len < NR_IE_MIN_LEN) {
  			wpa_dbg(wpa_s, MSG_DEBUG,
  				"CTRL: Invalid Neighbor Report element: id=%u len=%u",
  				data[0], nr_len);
  			goto out;
  		}
  
  		if (2U + nr_len > len) {
  			wpa_dbg(wpa_s, MSG_DEBUG,
  				"CTRL: Invalid Neighbor Report element: id=%u len=%zu nr_len=%u",
  				data[0], len, nr_len);
  			goto out;
  		}
  		pos += 2;
  		end = pos + nr_len;
  
  		nr = pos;
  		pos += NR_IE_MIN_LEN;
  
  		lci[0] = '\0';
  		civic[0] = '\0';
  		while (end - pos > 2) {
  			u8 s_id, s_len;
  
  			s_id = *pos++;
  			s_len = *pos++;
  			if (s_len > end - pos)
  				goto out;
  			if (s_id == WLAN_EID_MEASURE_REPORT && s_len > 3) {
  				/* Measurement Token[1] */
  				/* Measurement Report Mode[1] */
  				/* Measurement Type[1] */
  				/* Measurement Report[variable] */
  				switch (pos[2]) {
  				case MEASURE_TYPE_LCI:
  					if (lci[0])
  						break;
  					wpa_snprintf_hex(lci, sizeof(lci),
  							 pos, s_len);
  					break;
  				case MEASURE_TYPE_LOCATION_CIVIC:
  					if (civic[0])
  						break;
  					wpa_snprintf_hex(civic, sizeof(civic),
  							 pos, s_len);
  					break;
  				}
  			}
  
  			pos += s_len;
  		}
  
  		wpa_msg(wpa_s, MSG_INFO, RRM_EVENT_NEIGHBOR_REP_RXED
  			"bssid=" MACSTR
  			" info=0x%x op_class=%u chan=%u phy_type=%u%s%s%s%s",
  			MAC2STR(nr), WPA_GET_LE32(nr + ETH_ALEN),
  			nr[ETH_ALEN + 4], nr[ETH_ALEN + 5],
  			nr[ETH_ALEN + 6],
  			lci[0] ? " lci=" : "", lci,
  			civic[0] ? " civic=" : "", civic);
  
  		data = end;
  		len -= 2 + nr_len;
  	}
  
  out:
  	wpabuf_free(neighbor_rep);
  }
  
  
  static int wpas_ctrl_iface_send_neighbor_rep(struct wpa_supplicant *wpa_s,
  					     char *cmd)
  {
  	struct wpa_ssid_value ssid, *ssid_p = NULL;
  	int ret, lci = 0, civic = 0;
  	char *ssid_s;
  
  	ssid_s = os_strstr(cmd, "ssid=");
  	if (ssid_s) {
  		if (ssid_parse(ssid_s + 5, &ssid)) {
  			wpa_msg(wpa_s, MSG_INFO,
  				"CTRL: Send Neighbor Report: bad SSID");
  			return -1;
  		}
  
  		ssid_p = &ssid;
  
  		/*
  		 * Move cmd after the SSID text that may include "lci" or
  		 * "civic".
  		 */
  		cmd = os_strchr(ssid_s + 6, ssid_s[5] == '"' ? '"' : ' ');
  		if (cmd)
  			cmd++;
  
  	}
  
  	if (cmd && os_strstr(cmd, "lci"))
  		lci = 1;
  
  	if (cmd && os_strstr(cmd, "civic"))
  		civic = 1;
  
  	ret = wpas_rrm_send_neighbor_rep_request(wpa_s, ssid_p, lci, civic,
  						 wpas_ctrl_neighbor_rep_cb,
  						 wpa_s);
  
  	return ret;
  }
  
  
  static int wpas_ctrl_iface_erp_flush(struct wpa_supplicant *wpa_s)
  {
  	eapol_sm_erp_flush(wpa_s->eapol);
  	return 0;
  }
  
  
  static int wpas_ctrl_iface_mac_rand_scan(struct wpa_supplicant *wpa_s,
  					 char *cmd)
  {
  	char *token, *context = NULL;
  	unsigned int enable = ~0, type = 0;
  	u8 _addr[ETH_ALEN], _mask[ETH_ALEN];
  	u8 *addr = NULL, *mask = NULL;
  
  	while ((token = str_token(cmd, " ", &context))) {
  		if (os_strcasecmp(token, "scan") == 0) {
  			type |= MAC_ADDR_RAND_SCAN;
  		} else if (os_strcasecmp(token, "sched") == 0) {
  			type |= MAC_ADDR_RAND_SCHED_SCAN;
  		} else if (os_strcasecmp(token, "pno") == 0) {
  			type |= MAC_ADDR_RAND_PNO;
  		} else if (os_strcasecmp(token, "all") == 0) {
  			type = wpa_s->mac_addr_rand_supported;
  		} else if (os_strncasecmp(token, "enable=", 7) == 0) {
  			enable = atoi(token + 7);
  		} else if (os_strncasecmp(token, "addr=", 5) == 0) {
  			addr = _addr;
  			if (hwaddr_aton(token + 5, addr)) {
  				wpa_printf(MSG_INFO,
  					   "CTRL: Invalid MAC address: %s",
  					   token);
  				return -1;
  			}
  		} else if (os_strncasecmp(token, "mask=", 5) == 0) {
  			mask = _mask;
  			if (hwaddr_aton(token + 5, mask)) {
  				wpa_printf(MSG_INFO,
  					   "CTRL: Invalid MAC address mask: %s",
  					   token);
  				return -1;
  			}
  		} else {
  			wpa_printf(MSG_INFO,
  				   "CTRL: Invalid MAC_RAND_SCAN parameter: %s",
  				   token);
  			return -1;
  		}
  	}
  
  	if (!type) {
  		wpa_printf(MSG_INFO, "CTRL: MAC_RAND_SCAN no type specified");
  		return -1;
  	}
  
  	if (enable > 1) {
  		wpa_printf(MSG_INFO,
  			   "CTRL: MAC_RAND_SCAN enable=<0/1> not specified");
  		return -1;
  	}
  
  	if (!enable)
  		return wpas_disable_mac_addr_randomization(wpa_s, type);
  
  	return wpas_enable_mac_addr_randomization(wpa_s, type, addr, mask);
  }
  
  
  static int wpas_ctrl_iface_pmksa(struct wpa_supplicant *wpa_s,
  				 char *buf, size_t buflen)
  {
  	size_t reply_len;
  
  	reply_len = wpa_sm_pmksa_cache_list(wpa_s->wpa, buf, buflen);
  #ifdef CONFIG_AP
  	reply_len += wpas_ap_pmksa_cache_list(wpa_s, &buf[reply_len],
  					      buflen - reply_len);
  #endif /* CONFIG_AP */
  	return reply_len;
  }
  
  
  static void wpas_ctrl_iface_pmksa_flush(struct wpa_supplicant *wpa_s)
  {
  	ptksa_cache_flush(wpa_s->ptksa, NULL, WPA_CIPHER_NONE);
  	wpa_sm_pmksa_cache_flush(wpa_s->wpa, NULL);
  #ifdef CONFIG_AP
  	wpas_ap_pmksa_cache_flush(wpa_s);
  #endif /* CONFIG_AP */
  }
  
  
  #ifdef CONFIG_PMKSA_CACHE_EXTERNAL
  
  static int wpas_ctrl_iface_pmksa_get(struct wpa_supplicant *wpa_s,
  				     const char *cmd, char *buf, size_t buflen)
  {
  	struct rsn_pmksa_cache_entry *entry;
  	struct wpa_ssid *ssid;
  	char *pos, *pos2, *end;
  	int ret;
  	struct os_reltime now;
  
  	ssid = wpa_config_get_network(wpa_s->conf, atoi(cmd));
  	if (!ssid)
  		return -1;
  
  	pos = buf;
  	end = buf + buflen;
  
  	os_get_reltime(&now);
  
  	/*
  	 * Entry format:
  	 * <BSSID> <PMKID> <PMK> <reauth_time in seconds>
  	 * <expiration in seconds> <akmp> <opportunistic>
  	 * [FILS Cache Identifier]
  	 */
  
  	for (entry = wpa_sm_pmksa_cache_head(wpa_s->wpa); entry;
  	     entry = entry->next) {
  		if (entry->network_ctx != ssid)
  			continue;
  
  		pos2 = pos;
  		ret = os_snprintf(pos2, end - pos2, MACSTR " ",
  				  MAC2STR(entry->aa));
  		if (os_snprintf_error(end - pos2, ret))
  			break;
  		pos2 += ret;
  
  		pos2 += wpa_snprintf_hex(pos2, end - pos2, entry->pmkid,
  					 PMKID_LEN);
  
  		ret = os_snprintf(pos2, end - pos2, " ");
  		if (os_snprintf_error(end - pos2, ret))
  			break;
  		pos2 += ret;
  
  		pos2 += wpa_snprintf_hex(pos2, end - pos2, entry->pmk,
  					 entry->pmk_len);
  
  		ret = os_snprintf(pos2, end - pos2, " %d %d %d %d",
  				  (int) (entry->reauth_time - now.sec),
  				  (int) (entry->expiration - now.sec),
  				  entry->akmp,
  				  entry->opportunistic);
  		if (os_snprintf_error(end - pos2, ret))
  			break;
  		pos2 += ret;
  
  		if (entry->fils_cache_id_set) {
  			ret = os_snprintf(pos2, end - pos2, " %02x%02x",
  					  entry->fils_cache_id[0],
  					  entry->fils_cache_id[1]);
  			if (os_snprintf_error(end - pos2, ret))
  				break;
  			pos2 += ret;
  		}
  
  		ret = os_snprintf(pos2, end - pos2, "\n");
  		if (os_snprintf_error(end - pos2, ret))
  			break;
  		pos2 += ret;
  
  		pos = pos2;
  	}
  
  	return pos - buf;
  }
  
  
  static int wpas_ctrl_iface_pmksa_add(struct wpa_supplicant *wpa_s,
  				     char *cmd)
  {
  	struct rsn_pmksa_cache_entry *entry;
  	struct wpa_ssid *ssid;
  	char *pos, *pos2;
  	int ret = -1;
  	struct os_reltime now;
  	int reauth_time = 0, expiration = 0, i;
  
  	/*
  	 * Entry format:
  	 * <network_id> <BSSID> <PMKID> <PMK> <reauth_time in seconds>
  	 * <expiration in seconds> <akmp> <opportunistic>
  	 * [FILS Cache Identifier]
  	 */
  
  	ssid = wpa_config_get_network(wpa_s->conf, atoi(cmd));
  	if (!ssid)
  		return -1;
  
  	pos = os_strchr(cmd, ' ');
  	if (!pos)
  		return -1;
  	pos++;
  
  	entry = os_zalloc(sizeof(*entry));
  	if (!entry)
  		return -1;
  
  	if (hwaddr_aton(pos, entry->aa))
  		goto fail;
  
  	pos = os_strchr(pos, ' ');
  	if (!pos)
  		goto fail;
  	pos++;
  
  	if (hexstr2bin(pos, entry->pmkid, PMKID_LEN) < 0)
  		goto fail;
  
  	pos = os_strchr(pos, ' ');
  	if (!pos)
  		goto fail;
  	pos++;
  
  	pos2 = os_strchr(pos, ' ');
  	if (!pos2)
  		goto fail;
  	entry->pmk_len = (pos2 - pos) / 2;
  	if (entry->pmk_len < PMK_LEN || entry->pmk_len > PMK_LEN_MAX ||
  	    hexstr2bin(pos, entry->pmk, entry->pmk_len) < 0)
  		goto fail;
  
  	pos = os_strchr(pos, ' ');
  	if (!pos)
  		goto fail;
  	pos++;
  
  	if (sscanf(pos, "%d %d %d %d", &reauth_time, &expiration,
  		   &entry->akmp, &entry->opportunistic) != 4)
  		goto fail;
  	if (reauth_time > expiration)
  		goto fail;
  	for (i = 0; i < 4; i++) {
  		pos = os_strchr(pos, ' ');
  		if (!pos) {
  			if (i < 3)
  				goto fail;
  			break;
  		}
  		pos++;
  	}
  	if (pos) {
  		if (hexstr2bin(pos, entry->fils_cache_id,
  			       FILS_CACHE_ID_LEN) < 0)
  			goto fail;
  		entry->fils_cache_id_set = 1;
  	}
  	os_get_reltime(&now);
  	entry->expiration = now.sec + expiration;
  	entry->reauth_time = now.sec + reauth_time;
  
  	entry->network_ctx = ssid;
  
  	entry->external = true;
  
  	wpa_sm_pmksa_cache_add_entry(wpa_s->wpa, entry);
  	entry = NULL;
  	ret = 0;
  fail:
  	os_free(entry);
  	return ret;
  }
  
  
  #ifdef CONFIG_MESH
  
  static int wpas_ctrl_iface_mesh_pmksa_get(struct wpa_supplicant *wpa_s,
  					  const char *cmd, char *buf,
  					  size_t buflen)
  {
  	u8 spa[ETH_ALEN];
  
  	if (!wpa_s->ifmsh)
  		return -1;
  
  	if (os_strcasecmp(cmd, "any") == 0)
  		return wpas_ap_pmksa_cache_list_mesh(wpa_s, NULL, buf, buflen);
  
  	if (hwaddr_aton(cmd, spa))
  		return -1;
  
  	return wpas_ap_pmksa_cache_list_mesh(wpa_s, spa, buf, buflen);
  }
  
  
  static int wpas_ctrl_iface_mesh_pmksa_add(struct wpa_supplicant *wpa_s,
  					  char *cmd)
  {
  	/*
  	 * We do not check mesh interface existence because PMKSA should be
  	 * stored before wpa_s->ifmsh creation to suppress commit message
  	 * creation.
  	 */
  	return wpas_ap_pmksa_cache_add_external(wpa_s, cmd);
  }
  
  #endif /* CONFIG_MESH */
  #endif /* CONFIG_PMKSA_CACHE_EXTERNAL */
  
  
  #ifdef CONFIG_FILS
  static int wpas_ctrl_iface_fils_hlp_req_add(struct wpa_supplicant *wpa_s,
  					    const char *cmd)
  {
  	struct fils_hlp_req *req;
  	const char *pos;
  
  	/* format: <dst> <packet starting from ethertype> */
  
  	req = os_zalloc(sizeof(*req));
  	if (!req)
  		return -1;
  
  	if (hwaddr_aton(cmd, req->dst))
  		goto fail;
  
  	pos = os_strchr(cmd, ' ');
  	if (!pos)
  		goto fail;
  	pos++;
  	req->pkt = wpabuf_parse_bin(pos);
  	if (!req->pkt)
  		goto fail;
  
  	dl_list_add_tail(&wpa_s->fils_hlp_req, &req->list);
  	return 0;
  fail:
  	wpabuf_free(req->pkt);
  	os_free(req);
  	return -1;
  }
  #endif /* CONFIG_FILS */
  
  
  static int wpas_ctrl_cmd_debug_level(const char *cmd)
  {
  	if (os_strcmp(cmd, "PING") == 0 ||
  	    os_strncmp(cmd, "BSS ", 4) == 0 ||
  	    os_strncmp(cmd, "GET_NETWORK ", 12) == 0 ||
  	    os_strncmp(cmd, "STATUS", 6) == 0 ||
  	    os_strncmp(cmd, "STA ", 4) == 0 ||
  	    os_strncmp(cmd, "STA-", 4) == 0)
  		return MSG_EXCESSIVE;
  	return MSG_DEBUG;
  }
  
  
  static int wpas_ctrl_iface_configure_mscs(struct wpa_supplicant *wpa_s,
  					  const char *cmd)
  {
  	size_t frame_classifier_len;
  	const char *pos, *end;
  	struct robust_av_data *robust_av = &wpa_s->robust_av;
  	int val;
  
  	/*
  	 * format:
  	 * <add|remove|change> [up_bitmap=<hex byte>] [up_limit=<integer>]
  	 * [stream_timeout=<in TUs>] [frame_classifier=<hex bytes>]
  	 */
  	os_memset(robust_av, 0, sizeof(struct robust_av_data));
  	if (os_strncmp(cmd, "add ", 4) == 0) {
  		robust_av->request_type = SCS_REQ_ADD;
  	} else if (os_strcmp(cmd, "remove") == 0) {
  		robust_av->request_type = SCS_REQ_REMOVE;
  		robust_av->valid_config = false;
  		return wpas_send_mscs_req(wpa_s);
  	} else if (os_strncmp(cmd, "change ", 7) == 0) {
  		robust_av->request_type = SCS_REQ_CHANGE;
  	} else {
  		return -1;
  	}
  
  	pos = os_strstr(cmd, "up_bitmap=");
  	if (!pos)
  		return -1;
  
  	val = hex2byte(pos + 10);
  	if (val < 0)
  		return -1;
  	robust_av->up_bitmap = val;
  
  	pos = os_strstr(cmd, "up_limit=");
  	if (!pos)
  		return -1;
  
  	robust_av->up_limit = atoi(pos + 9);
  
  	pos = os_strstr(cmd, "stream_timeout=");
  	if (!pos)
  		return -1;
  
  	robust_av->stream_timeout = atoi(pos + 15);
  	if (robust_av->stream_timeout == 0)
  		return -1;
  
  	pos = os_strstr(cmd, "frame_classifier=");
  	if (!pos)
  		return -1;
  
  	pos += 17;
  	end = os_strchr(pos, ' ');
  	if (!end)
  		end = pos + os_strlen(pos);
  
  	frame_classifier_len = (end - pos) / 2;
  	if (frame_classifier_len > sizeof(robust_av->frame_classifier) ||
  	    hexstr2bin(pos, robust_av->frame_classifier, frame_classifier_len))
  		return -1;
  
  	robust_av->frame_classifier_len = frame_classifier_len;
  	robust_av->valid_config = true;
  
  	return wpas_send_mscs_req(wpa_s);
  }
  
  
  #ifdef CONFIG_PASN
  static int wpas_ctrl_iface_pasn_start(struct wpa_supplicant *wpa_s, char *cmd)
  {
  	char *token, *context = NULL;
  	u8 bssid[ETH_ALEN];
  	int akmp = -1, cipher = -1, got_bssid = 0;
  	u16 group = 0xFFFF;
  	u8 *comeback = NULL;
  	size_t comeback_len = 0;
  	int id = 0, ret = -1;
  
  	/*
  	 * Entry format: bssid=<BSSID> akmp=<AKMP> cipher=<CIPHER> group=<group>
  	 *    [comeback=<hexdump>]
  	 */
  	while ((token = str_token(cmd, " ", &context))) {
  		if (os_strncmp(token, "bssid=", 6) == 0) {
  			if (hwaddr_aton(token + 6, bssid))
  				goto out;
  			got_bssid = 1;
  		} else if (os_strcmp(token, "akmp=PASN") == 0) {
  			akmp = WPA_KEY_MGMT_PASN;
  #ifdef CONFIG_IEEE80211R
  		} else if (os_strcmp(token, "akmp=FT-PSK") == 0) {
  			akmp = WPA_KEY_MGMT_FT_PSK;
  		} else if (os_strcmp(token, "akmp=FT-EAP-SHA384") == 0) {
  			akmp = WPA_KEY_MGMT_FT_IEEE8021X_SHA384;
  		} else if (os_strcmp(token, "akmp=FT-EAP") == 0) {
  			akmp = WPA_KEY_MGMT_FT_IEEE8021X;
  #endif /* CONFIG_IEEE80211R */
  #ifdef CONFIG_SAE
  		} else if (os_strcmp(token, "akmp=SAE") == 0) {
  			akmp = WPA_KEY_MGMT_SAE;
  #endif /* CONFIG_SAE */
  #ifdef CONFIG_FILS
  		} else if (os_strcmp(token, "akmp=FILS-SHA256") == 0) {
  			akmp = WPA_KEY_MGMT_FILS_SHA256;
  		} else if (os_strcmp(token, "akmp=FILS-SHA384") == 0) {
  			akmp = WPA_KEY_MGMT_FILS_SHA384;
  #endif /* CONFIG_FILS */
  		} else if (os_strcmp(token, "cipher=CCMP-256") == 0) {
  			cipher = WPA_CIPHER_CCMP_256;
  		} else if (os_strcmp(token, "cipher=GCMP-256") == 0) {
  			cipher = WPA_CIPHER_GCMP_256;
  		} else if (os_strcmp(token, "cipher=CCMP") == 0) {
  			cipher = WPA_CIPHER_CCMP;
  		} else if (os_strcmp(token, "cipher=GCMP") == 0) {
  			cipher = WPA_CIPHER_GCMP;
  		} else if (os_strncmp(token, "group=", 6) == 0) {
  			group = atoi(token + 6);
  		} else if (os_strncmp(token, "nid=", 4) == 0) {
  			id = atoi(token + 4);
  		} else if (os_strncmp(token, "comeback=", 9) == 0) {
  			comeback_len = os_strlen(token + 9);
  			if (comeback || !comeback_len || comeback_len % 2)
  				goto out;
  
  			comeback_len /= 2;
  			comeback = os_malloc(comeback_len);
  			if (!comeback ||
  			    hexstr2bin(token + 9, comeback, comeback_len))
  				goto out;
  		} else {
  			wpa_printf(MSG_DEBUG,
  				   "CTRL: PASN Invalid parameter: '%s'",
  				   token);
  			goto out;
  		}
  	}
  
  	if (!got_bssid || akmp == -1 || cipher == -1 || group == 0xFFFF) {
  		wpa_printf(MSG_DEBUG,"CTRL: PASN missing parameter");
  		goto out;
  	}
  
  	ret = wpas_pasn_auth_start(wpa_s, bssid, akmp, cipher, group, id,
  				   comeback, comeback_len);
  out:
  	os_free(comeback);
  	return ret;
  }
  
  
  static int wpas_ctrl_iface_pasn_deauthenticate(struct wpa_supplicant *wpa_s,
  					       const char *cmd)
  {
  	u8 bssid[ETH_ALEN];
  
  	if (os_strncmp(cmd, "bssid=", 6) != 0 || hwaddr_aton(cmd + 6, bssid)) {
  		wpa_printf(MSG_DEBUG,
  			   "CTRL: PASN_DEAUTH without valid BSSID");
  		return -1;
  	}
  
  	return wpas_pasn_deauthenticate(wpa_s, bssid);
  }
  
  #endif /* CONFIG_PASN */
  
  
  static int set_type4_frame_classifier(const char *cmd,
  				      struct type4_params *param)
  {
  	const char *pos, *end;
  	u8 classifier_mask = 0;
  	int ret;
  	char addr[INET6_ADDRSTRLEN];
  	size_t alen;
  
  	if (os_strstr(cmd, "ip_version=ipv4")) {
  		param->ip_version = IPV4;
  	} else if (os_strstr(cmd, "ip_version=ipv6")) {
  		param->ip_version = IPV6;
  	} else {
  		wpa_printf(MSG_ERROR, "IP version missing/invalid");
  		return -1;
  	}
  
  	classifier_mask |= BIT(0);
  
  	pos = os_strstr(cmd, "src_ip=");
  	if (pos) {
  		pos += 7;
  		end = os_strchr(pos, ' ');
  		if (!end)
  			end = pos + os_strlen(pos);
  
  		alen = end - pos;
  		if (alen >= INET6_ADDRSTRLEN)
  			return -1;
  		os_memcpy(addr, pos, alen);
  		addr[alen] = '\0';
  		if (param->ip_version == IPV4)
  			ret = inet_pton(AF_INET, addr,
  					&param->ip_params.v4.src_ip);
  		else
  			ret = inet_pton(AF_INET6, addr,
  					&param->ip_params.v6.src_ip);
  
  		if (ret != 1) {
  			wpa_printf(MSG_ERROR,
  				   "Error converting src IP address to binary ret=%d",
  				   ret);
  			return -1;
  		}
  
  		classifier_mask |= BIT(1);
  	}
  
  	pos = os_strstr(cmd, "dst_ip=");
  	if (pos) {
  		pos += 7;
  		end = os_strchr(pos, ' ');
  		if (!end)
  			end = pos + os_strlen(pos);
  
  		alen = end - pos;
  		if (alen >= INET6_ADDRSTRLEN)
  			return -1;
  		os_memcpy(addr, pos, alen);
  		addr[alen] = '\0';
  		if (param->ip_version == IPV4)
  			ret = inet_pton(AF_INET, addr,
  					&param->ip_params.v4.dst_ip);
  		else
  			ret = inet_pton(AF_INET6, addr,
  					&param->ip_params.v6.dst_ip);
  
  		if (ret != 1) {
  			wpa_printf(MSG_ERROR,
  				   "Error converting dst IP address to binary ret=%d",
  				   ret);
  			return -1;
  		}
  
  		classifier_mask |= BIT(2);
  	}
  
  	pos = os_strstr(cmd, "src_port=");
  	if (pos && atoi(pos + 9) > 0) {
  		if (param->ip_version == IPV4)
  			param->ip_params.v4.src_port = atoi(pos + 9);
  		else
  			param->ip_params.v6.src_port = atoi(pos + 9);
  		classifier_mask |= BIT(3);
  	}
  
  	pos = os_strstr(cmd, "dst_port=");
  	if (pos && atoi(pos + 9) > 0) {
  		if (param->ip_version == IPV4)
  			param->ip_params.v4.dst_port = atoi(pos + 9);
  		else
  			param->ip_params.v6.dst_port = atoi(pos + 9);
  		classifier_mask |= BIT(4);
  	}
  
  	pos = os_strstr(cmd, "dscp=");
  	if (pos && atoi(pos + 5) > 0) {
  		if (param->ip_version == IPV4)
  			param->ip_params.v4.dscp = atoi(pos + 5);
  		else
  			param->ip_params.v6.dscp = atoi(pos + 5);
  		classifier_mask |= BIT(5);
  	}
  
  	if (param->ip_version == IPV4) {
  		pos = os_strstr(cmd, "protocol=");
  		if (pos) {
  			if (os_strstr(pos, "udp")) {
  				param->ip_params.v4.protocol = 17;
  			} else if (os_strstr(pos, "tcp")) {
  				param->ip_params.v4.protocol = 6;
  			} else if (os_strstr(pos, "esp")) {
  				param->ip_params.v4.protocol = 50;
  			} else {
  				wpa_printf(MSG_ERROR, "Invalid protocol");
  				return -1;
  			}
  			classifier_mask |= BIT(6);
  		}
  	} else {
  		pos = os_strstr(cmd, "next_header=");
  		if (pos) {
  			if (os_strstr(pos, "udp")) {
  				param->ip_params.v6.next_header = 17;
  			} else if (os_strstr(pos, "tcp")) {
  				param->ip_params.v6.next_header = 6;
  			} else if (os_strstr(pos, "esp")) {
  				param->ip_params.v6.next_header = 50;
  			} else {
  				wpa_printf(MSG_ERROR, "Invalid next header");
  				return -1;
  			}
  
  			classifier_mask |= BIT(6);
  		}
  
  		pos = os_strstr(cmd, "flow_label=");
  		if (pos) {
  			pos += 11;
  			end = os_strchr(pos, ' ');
  			if (!end)
  				end = pos + os_strlen(pos);
  
  			if (end - pos != 6 ||
  			    hexstr2bin(pos, param->ip_params.v6.flow_label,
  				       3) ||
  			    param->ip_params.v6.flow_label[0] > 0x0F) {
  				wpa_printf(MSG_ERROR, "Invalid flow label");
  				return -1;
  			}
  
  			classifier_mask |= BIT(7);
  		}
  	}
  
  	param->classifier_mask = classifier_mask;
  	return 0;
  }
  
  
  static int set_type10_frame_classifier(const char *cmd,
  				       struct type10_params *param)
  {
  	const char *pos, *end;
  	size_t filter_len;
  
  	pos = os_strstr(cmd, "prot_instance=");
  	if (!pos) {
  		wpa_printf(MSG_ERROR, "Protocol instance missing");
  		return -1;
  	}
  	param->prot_instance = atoi(pos + 14);
  
  	pos = os_strstr(cmd, "prot_number=");
  	if (!pos) {
  		wpa_printf(MSG_ERROR, "Protocol number missing");
  		return -1;
  	}
  	if (os_strstr(pos, "udp")) {
  		param->prot_number = 17;
  	} else if (os_strstr(pos, "tcp")) {
  		param->prot_number = 6;
  	} else if (os_strstr(pos, "esp")) {
  		param->prot_number = 50;
  	} else {
  		wpa_printf(MSG_ERROR, "Invalid protocol number");
  		return -1;
  	}
  
  	pos = os_strstr(cmd, "filter_value=");
  	if (!pos) {
  		wpa_printf(MSG_ERROR,
  			   "Classifier parameter filter_value missing");
  		return -1;
  	}
  
  	pos += 13;
  	end = os_strchr(pos, ' ');
  	if (!end)
  		end = pos + os_strlen(pos);
  
  	filter_len = (end - pos) / 2;
  	param->filter_value = os_malloc(filter_len);
  	if (!param->filter_value)
  		return -1;
  
  	if (hexstr2bin(pos, param->filter_value, filter_len)) {
  		wpa_printf(MSG_ERROR, "Invalid filter_value %s", pos);
  		goto free;
  	}
  
  	pos = os_strstr(cmd, "filter_mask=");
  	if (!pos) {
  		wpa_printf(MSG_ERROR,
  			   "Classifier parameter filter_mask missing");
  		goto free;
  	}
  
  	pos += 12;
  	end = os_strchr(pos, ' ');
  	if (!end)
  		end = pos + os_strlen(pos);
  
  	if (filter_len != (size_t) (end - pos) / 2) {
  		wpa_printf(MSG_ERROR,
  			   "Filter mask length mismatch expected=%zu received=%zu",
  			   filter_len, (size_t) (end - pos) / 2);
  		goto free;
  	}
  
  	param->filter_mask = os_malloc(filter_len);
  	if (!param->filter_mask)
  		goto free;
  
  	if (hexstr2bin(pos, param->filter_mask, filter_len)) {
  		wpa_printf(MSG_ERROR, "Invalid filter mask %s", pos);
  		os_free(param->filter_mask);
  		param->filter_mask = NULL;
  		goto free;
  	}
  
  	param->filter_len = filter_len;
  	return 0;
  free:
  	os_free(param->filter_value);
  	param->filter_value = NULL;
  	return -1;
  }
  
  
  static int scs_parse_type4(struct tclas_element *elem, const char *pos)
  {
  	struct type4_params type4_param = { 0 };
  
  	if (set_type4_frame_classifier(pos, &type4_param) == -1) {
  		wpa_printf(MSG_ERROR, "Failed to set frame_classifier 4");
  		return -1;
  	}
  
  	os_memcpy(&elem->frame_classifier.type4_param,
  		  &type4_param, sizeof(struct type4_params));
  	return 0;
  }
  
  
  static int scs_parse_type10(struct tclas_element *elem, const char *pos)
  {
  	struct type10_params type10_param = { 0 };
  
  	if (set_type10_frame_classifier(pos, &type10_param) == -1) {
  		wpa_printf(MSG_ERROR, "Failed to set frame_classifier 10");
  		return -1;
  	}
  
  	os_memcpy(&elem->frame_classifier.type10_param,
  		  &type10_param, sizeof(struct type10_params));
  	return 0;
  }
  
  
  static int wpas_ctrl_iface_configure_scs(struct wpa_supplicant *wpa_s,
  					 char *cmd)
  {
  	char *pos1, *pos;
  	struct scs_robust_av_data *scs_data = &wpa_s->scs_robust_av_req;
  	struct scs_desc_elem desc_elem = { 0 };
  	int val;
  	unsigned int num_scs_desc = 0;
  
  	if (wpa_s->ongoing_scs_req) {
  		wpa_printf(MSG_ERROR, "%s: SCS Request already in queue",
  			   __func__);
  		return -1;
  	}
  
  	/**
  	 * format:
  	 * [scs_id=<decimal number>] <add|remove|change> [scs_up=<0-7>]
  	 * [classifier_type=<4|10>]
  	 * [classifier params based on classifier type]
  	 * [tclas_processing=<0|1>] [scs_id=<decimal number>] ...
  	 */
  	pos1 = os_strstr(cmd, "scs_id=");
  	if (!pos1) {
  		wpa_printf(MSG_ERROR, "SCSID not present");
  		return -1;
  	}
  
  	free_up_scs_desc(scs_data);
  
  	while (pos1) {
  		struct scs_desc_elem *n1;
  		struct active_scs_elem *active_scs_desc;
  		char *next_scs_desc;
  		unsigned int num_tclas_elem = 0;
  		bool scsid_active = false;
  
  		desc_elem.scs_id = atoi(pos1 + 7);
  		pos1 += 7;
  
  		next_scs_desc = os_strstr(pos1, "scs_id=");
  		if (next_scs_desc) {
  			char temp[20];
  
  			os_snprintf(temp, sizeof(temp), "scs_id=%d ",
  				    desc_elem.scs_id);
  			if (os_strstr(next_scs_desc, temp)) {
  				wpa_printf(MSG_ERROR,
  					   "Multiple SCS descriptors configured with same SCSID(=%d)",
  					   desc_elem.scs_id);
  				goto free_scs_desc;
  			}
  			pos1[next_scs_desc - pos1 - 1] = '\0';
  		}
  
  		dl_list_for_each(active_scs_desc, &wpa_s->active_scs_ids,
  				 struct active_scs_elem, list) {
  			if (desc_elem.scs_id == active_scs_desc->scs_id) {
  				scsid_active = true;
  				break;
  			}
  		}
  
  		if (os_strstr(pos1, "add ")) {
  			desc_elem.request_type = SCS_REQ_ADD;
  			if (scsid_active) {
  				wpa_printf(MSG_ERROR, "SCSID %d already active",
  					   desc_elem.scs_id);
  				return -1;
  			}
  		} else if (os_strstr(pos1, "remove")) {
  			desc_elem.request_type = SCS_REQ_REMOVE;
  			if (!scsid_active) {
  				wpa_printf(MSG_ERROR, "SCSID %d not active",
  					   desc_elem.scs_id);
  				return -1;
  			}
  			goto scs_desc_end;
  		} else if (os_strstr(pos1, "change ")) {
  			desc_elem.request_type = SCS_REQ_CHANGE;
  			if (!scsid_active) {
  				wpa_printf(MSG_ERROR, "SCSID %d not active",
  					   desc_elem.scs_id);
  				return -1;
  			}
  		} else {
  			wpa_printf(MSG_ERROR, "SCS Request type invalid");
  			goto free_scs_desc;
  		}
  
  		pos1 = os_strstr(pos1, "scs_up=");
  		if (!pos1) {
  			wpa_printf(MSG_ERROR,
  				   "Intra-Access user priority not present");
  			goto free_scs_desc;
  		}
  
  		val = atoi(pos1 + 7);
  		if (val < 0 || val > 7) {
  			wpa_printf(MSG_ERROR,
  				   "Intra-Access user priority invalid %d",
  				   val);
  			goto free_scs_desc;
  		}
  
  		desc_elem.intra_access_priority = val;
  		desc_elem.scs_up_avail = true;
  
  		pos = os_strstr(pos1, "classifier_type=");
  		if (!pos) {
  			wpa_printf(MSG_ERROR, "classifier type empty");
  			goto free_scs_desc;
  		}
  
  		while (pos) {
  			struct tclas_element elem = { 0 }, *n;
  			char *next_tclas_elem;
  
  			val = atoi(pos + 16);
  			if (val != 4 && val != 10) {
  				wpa_printf(MSG_ERROR,
  					   "classifier type invalid %d", val);
  				goto free_scs_desc;
  			}
  
  			elem.classifier_type = val;
  			pos += 16;
  
  			next_tclas_elem = os_strstr(pos, "classifier_type=");
  			if (next_tclas_elem) {
  				pos1 = next_tclas_elem;
  				pos[next_tclas_elem - pos - 1] = '\0';
  			}
  
  			switch (val) {
  			case 4:
  				if (scs_parse_type4(&elem, pos) < 0)
  					goto free_scs_desc;
  				break;
  			case 10:
  				if (scs_parse_type10(&elem, pos) < 0)
  					goto free_scs_desc;
  				break;
  			}
  
  			n = os_realloc(desc_elem.tclas_elems,
  				       (num_tclas_elem + 1) * sizeof(elem));
  			if (!n)
  				goto free_scs_desc;
  
  			desc_elem.tclas_elems = n;
  			os_memcpy((u8 *) desc_elem.tclas_elems +
  				  num_tclas_elem * sizeof(elem),
  				  &elem, sizeof(elem));
  			num_tclas_elem++;
  			desc_elem.num_tclas_elem = num_tclas_elem;
  			pos = next_tclas_elem;
  		}
  
  		if (desc_elem.num_tclas_elem > 1) {
  			pos1 = os_strstr(pos1, "tclas_processing=");
  			if (!pos1) {
  				wpa_printf(MSG_ERROR, "tclas_processing empty");
  				goto free_scs_desc;
  			}
  
  			val = atoi(pos1 + 17);
  			if (val != 0 && val != 1) {
  				wpa_printf(MSG_ERROR,
  					   "tclas_processing invalid");
  				goto free_scs_desc;
  			}
  
  			desc_elem.tclas_processing = val;
  		}
  
  scs_desc_end:
  		n1 = os_realloc(scs_data->scs_desc_elems, (num_scs_desc + 1) *
  				sizeof(struct scs_desc_elem));
  		if (!n1)
  			goto free_scs_desc;
  
  		scs_data->scs_desc_elems = n1;
  		os_memcpy((u8 *) scs_data->scs_desc_elems + num_scs_desc *
  			  sizeof(desc_elem), &desc_elem, sizeof(desc_elem));
  		num_scs_desc++;
  		scs_data->num_scs_desc = num_scs_desc;
  		pos1 = next_scs_desc;
  		os_memset(&desc_elem, 0, sizeof(desc_elem));
  	}
  
  	return wpas_send_scs_req(wpa_s);
  
  free_scs_desc:
  	free_up_tclas_elem(&desc_elem);
  	free_up_scs_desc(scs_data);
  	return -1;
  }
  
  
  static int wpas_ctrl_iface_send_dscp_resp(struct wpa_supplicant *wpa_s,
  					  const char *cmd)
  {
  	char *pos;
  	struct dscp_policy_status *policy = NULL, *n;
  	int num_policies = 0, ret = -1;
  	struct dscp_resp_data resp_data;
  
  	/*
  	 * format:
  	 * <[reset]>/<[solicited] [policy_id=1 status=0...]> [more]
  	 */
  
  	os_memset(&resp_data, 0, sizeof(resp_data));
  
  	resp_data.more = os_strstr(cmd, "more") != NULL;
  
  	if (os_strstr(cmd, "reset")) {
  		resp_data.reset = true;
  		resp_data.solicited = false;
  		goto send_resp;
  	}
  
  	resp_data.solicited = os_strstr(cmd, "solicited") != NULL;
  
  	pos = os_strstr(cmd, "policy_id=");
  	while (pos) {
  		n = os_realloc(policy, (num_policies + 1) * sizeof(*policy));
  		if (!n)
  			goto fail;
  
  		policy = n;
  		pos += 10;
  		policy[num_policies].id = atoi(pos);
  		if (policy[num_policies].id == 0) {
  			wpa_printf(MSG_ERROR, "DSCP: Invalid policy id");
  			goto fail;
  		}
  
  		pos = os_strstr(pos, "status=");
  		if (!pos) {
  			wpa_printf(MSG_ERROR,
  				   "DSCP: Status is not found for a policy");
  			goto fail;
  		}
  
  		pos += 7;
  		policy[num_policies].status = atoi(pos);
  		num_policies++;
  
  		pos = os_strstr(pos, "policy_id");
  	}
  
  	resp_data.policy = policy;
  	resp_data.num_policies = num_policies;
  send_resp:
  	ret = wpas_send_dscp_response(wpa_s, &resp_data);
  	if (ret)
  		wpa_printf(MSG_ERROR, "DSCP: Failed to send DSCP response");
  fail:
  	os_free(policy);
  	return ret;
  }
  
  
  static int wpas_ctrl_iface_send_dscp_query(struct wpa_supplicant *wpa_s,
  					   const char *cmd)
  {
  	char *pos;
  
  	/*
  	 * format:
  	 * Wildcard DSCP query
  	 * <wildcard>
  	 *
  	 * DSCP query with a domain name attribute:
  	 * [domain_name=<string>]
  	 */
  
  	if (os_strstr(cmd, "wildcard")) {
  		wpa_printf(MSG_DEBUG, "QM: Send wildcard DSCP policy query");
  		return wpas_send_dscp_query(wpa_s, NULL, 0);
  	}
  
  	pos = os_strstr(cmd, "domain_name=");
  	if (!pos || !os_strlen(pos + 12)) {
  		wpa_printf(MSG_ERROR, "QM: Domain name not preset");
  		return -1;
  	}
  
  	return wpas_send_dscp_query(wpa_s, pos + 12, os_strlen(pos + 12));
  }
  
  
  char * wpa_supplicant_ctrl_iface_process(struct wpa_supplicant *wpa_s,
  					 char *buf, size_t *resp_len)
  {
  	char *reply;
  	const int reply_size = 4096;
  	int reply_len;
  
  	if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0 ||
  	    os_strncmp(buf, "SET_NETWORK ", 12) == 0 ||
  	    os_strncmp(buf, "PMKSA_ADD ", 10) == 0 ||
  	    os_strncmp(buf, "MESH_PMKSA_ADD ", 15) == 0) {
  		if (wpa_debug_show_keys)
  			wpa_dbg(wpa_s, MSG_DEBUG,
  				"Control interface command '%s'", buf);
  		else
  			wpa_dbg(wpa_s, MSG_DEBUG,
  				"Control interface command '%s [REMOVED]'",
  				os_strncmp(buf, WPA_CTRL_RSP,
  					   os_strlen(WPA_CTRL_RSP)) == 0 ?
  				WPA_CTRL_RSP :
  				(os_strncmp(buf, "SET_NETWORK ", 12) == 0 ?
  				 "SET_NETWORK" : "key-add"));
  	} else if (os_strncmp(buf, "WPS_NFC_TAG_READ", 16) == 0 ||
  		   os_strncmp(buf, "NFC_REPORT_HANDOVER", 19) == 0) {
  		wpa_hexdump_ascii_key(MSG_DEBUG, "RX ctrl_iface",
  				      (const u8 *) buf, os_strlen(buf));
  	} else {
  		int level = wpas_ctrl_cmd_debug_level(buf);
  		wpa_dbg(wpa_s, level, "Control interface command '%s'", buf);
  	}
  
  	reply = os_malloc(reply_size);
  	if (reply == NULL) {
  		*resp_len = 1;
  		return NULL;
  	}
  
  	os_memcpy(reply, "OK\n", 3);
  	reply_len = 3;
  
  	if (os_strcmp(buf, "PING") == 0) {
  		os_memcpy(reply, "PONG\n", 5);
  		reply_len = 5;
  	} else if (os_strcmp(buf, "IFNAME") == 0) {
  		reply_len = os_strlen(wpa_s->ifname);
  		os_memcpy(reply, wpa_s->ifname, reply_len);
  	} else if (os_strncmp(buf, "RELOG", 5) == 0) {
  		if (wpa_debug_reopen_file() < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "NOTE ", 5) == 0) {
  		wpa_printf(MSG_INFO, "NOTE: %s", buf + 5);
  	} else if (os_strcmp(buf, "MIB") == 0) {
  		reply_len = wpa_sm_get_mib(wpa_s->wpa, reply, reply_size);
  		if (reply_len >= 0) {
  			reply_len += eapol_sm_get_mib(wpa_s->eapol,
  						      reply + reply_len,
  						      reply_size - reply_len);
  #ifdef CONFIG_MACSEC
  			reply_len += ieee802_1x_kay_get_mib(
  				wpa_s->kay, reply + reply_len,
  				reply_size - reply_len);
  #endif /* CONFIG_MACSEC */
  		}
  	} else if (os_strncmp(buf, "STATUS", 6) == 0) {
  		reply_len = wpa_supplicant_ctrl_iface_status(
  			wpa_s, buf + 6, reply, reply_size);
  	} else if (os_strcmp(buf, "PMKSA") == 0) {
  		reply_len = wpas_ctrl_iface_pmksa(wpa_s, reply, reply_size);
  	} else if (os_strcmp(buf, "PMKSA_FLUSH") == 0) {
  		wpas_ctrl_iface_pmksa_flush(wpa_s);
  #ifdef CONFIG_PMKSA_CACHE_EXTERNAL
  	} else if (os_strncmp(buf, "PMKSA_GET ", 10) == 0) {
  		reply_len = wpas_ctrl_iface_pmksa_get(wpa_s, buf + 10,
  						      reply, reply_size);
  	} else if (os_strncmp(buf, "PMKSA_ADD ", 10) == 0) {
  		if (wpas_ctrl_iface_pmksa_add(wpa_s, buf + 10) < 0)
  			reply_len = -1;
  #ifdef CONFIG_MESH
  	} else if (os_strncmp(buf, "MESH_PMKSA_GET ", 15) == 0) {
  		reply_len = wpas_ctrl_iface_mesh_pmksa_get(wpa_s, buf + 15,
  							   reply, reply_size);
  	} else if (os_strncmp(buf, "MESH_PMKSA_ADD ", 15) == 0) {
  		if (wpas_ctrl_iface_mesh_pmksa_add(wpa_s, buf + 15) < 0)
  			reply_len = -1;
  #endif /* CONFIG_MESH */
  #endif /* CONFIG_PMKSA_CACHE_EXTERNAL */
  	} else if (os_strncmp(buf, "SET ", 4) == 0) {
  		if (wpa_supplicant_ctrl_iface_set(wpa_s, buf + 4))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "DUMP", 4) == 0) {
  		reply_len = wpa_config_dump_values(wpa_s->conf,
  						   reply, reply_size);
  	} else if (os_strncmp(buf, "GET ", 4) == 0) {
  		reply_len = wpa_supplicant_ctrl_iface_get(wpa_s, buf + 4,
  							  reply, reply_size);
  	} else if (os_strcmp(buf, "LOGON") == 0) {
  		eapol_sm_notify_logoff(wpa_s->eapol, false);
  	} else if (os_strcmp(buf, "LOGOFF") == 0) {
  		eapol_sm_notify_logoff(wpa_s->eapol, true);
  	} else if (os_strcmp(buf, "REASSOCIATE") == 0) {
  		if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
  			reply_len = -1;
  		else
  			wpas_request_connection(wpa_s);
  	} else if (os_strcmp(buf, "REATTACH") == 0) {
  		if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED ||
  		    !wpa_s->current_ssid)
  			reply_len = -1;
  		else {
  			wpa_s->reattach = 1;
  			wpas_request_connection(wpa_s);
  		}
  	} else if (os_strcmp(buf, "RECONNECT") == 0) {
  		if (wpa_s->wpa_state == WPA_INTERFACE_DISABLED)
  			reply_len = -1;
  		else if (wpa_s->disconnected)
  			wpas_request_connection(wpa_s);
  #ifdef IEEE8021X_EAPOL
  	} else if (os_strncmp(buf, "PREAUTH ", 8) == 0) {
  		if (wpa_supplicant_ctrl_iface_preauth(wpa_s, buf + 8))
  			reply_len = -1;
  #endif /* IEEE8021X_EAPOL */
  #ifdef CONFIG_IEEE80211R
  	} else if (os_strncmp(buf, "FT_DS ", 6) == 0) {
  		if (wpa_supplicant_ctrl_iface_ft_ds(wpa_s, buf + 6))
  			reply_len = -1;
  #endif /* CONFIG_IEEE80211R */
  #ifdef CONFIG_WPS
  	} else if (os_strcmp(buf, "WPS_PBC") == 0) {
  		int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, NULL);
  		if (res == -2) {
  			os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
  			reply_len = 17;
  		} else if (res)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "WPS_PBC ", 8) == 0) {
  		int res = wpa_supplicant_ctrl_iface_wps_pbc(wpa_s, buf + 8);
  		if (res == -2) {
  			os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
  			reply_len = 17;
  		} else if (res)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "WPS_PIN ", 8) == 0) {
  		reply_len = wpa_supplicant_ctrl_iface_wps_pin(wpa_s, buf + 8,
  							      reply,
  							      reply_size);
  	} else if (os_strncmp(buf, "WPS_CHECK_PIN ", 14) == 0) {
  		reply_len = wpa_supplicant_ctrl_iface_wps_check_pin(
  			wpa_s, buf + 14, reply, reply_size);
  	} else if (os_strcmp(buf, "WPS_CANCEL") == 0) {
  		if (wpas_wps_cancel(wpa_s))
  			reply_len = -1;
  #ifdef CONFIG_WPS_NFC
  	} else if (os_strcmp(buf, "WPS_NFC") == 0) {
  		if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, NULL))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "WPS_NFC ", 8) == 0) {
  		if (wpa_supplicant_ctrl_iface_wps_nfc(wpa_s, buf + 8))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "WPS_NFC_CONFIG_TOKEN ", 21) == 0) {
  		reply_len = wpa_supplicant_ctrl_iface_wps_nfc_config_token(
  			wpa_s, buf + 21, reply, reply_size);
  	} else if (os_strncmp(buf, "WPS_NFC_TOKEN ", 14) == 0) {
  		reply_len = wpa_supplicant_ctrl_iface_wps_nfc_token(
  			wpa_s, buf + 14, reply, reply_size);
  	} else if (os_strncmp(buf, "WPS_NFC_TAG_READ ", 17) == 0) {
  		if (wpa_supplicant_ctrl_iface_wps_nfc_tag_read(wpa_s,
  							       buf + 17))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "NFC_GET_HANDOVER_REQ ", 21) == 0) {
  		reply_len = wpas_ctrl_nfc_get_handover_req(
  			wpa_s, buf + 21, reply, reply_size);
  	} else if (os_strncmp(buf, "NFC_GET_HANDOVER_SEL ", 21) == 0) {
  		reply_len = wpas_ctrl_nfc_get_handover_sel(
  			wpa_s, buf + 21, reply, reply_size);
  	} else if (os_strncmp(buf, "NFC_REPORT_HANDOVER ", 20) == 0) {
  		if (wpas_ctrl_nfc_report_handover(wpa_s, buf + 20))
  			reply_len = -1;
  #endif /* CONFIG_WPS_NFC */
  	} else if (os_strncmp(buf, "WPS_REG ", 8) == 0) {
  		if (wpa_supplicant_ctrl_iface_wps_reg(wpa_s, buf + 8))
  			reply_len = -1;
  #ifdef CONFIG_AP
  	} else if (os_strncmp(buf, "WPS_AP_PIN ", 11) == 0) {
  		reply_len = wpa_supplicant_ctrl_iface_wps_ap_pin(
  			wpa_s, buf + 11, reply, reply_size);
  #endif /* CONFIG_AP */
  #ifdef CONFIG_WPS_ER
  	} else if (os_strcmp(buf, "WPS_ER_START") == 0) {
  		if (wpas_wps_er_start(wpa_s, NULL))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "WPS_ER_START ", 13) == 0) {
  		if (wpas_wps_er_start(wpa_s, buf + 13))
  			reply_len = -1;
  	} else if (os_strcmp(buf, "WPS_ER_STOP") == 0) {
  		wpas_wps_er_stop(wpa_s);
  	} else if (os_strncmp(buf, "WPS_ER_PIN ", 11) == 0) {
  		if (wpa_supplicant_ctrl_iface_wps_er_pin(wpa_s, buf + 11))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "WPS_ER_PBC ", 11) == 0) {
  		int ret = wpas_wps_er_pbc(wpa_s, buf + 11);
  		if (ret == -2) {
  			os_memcpy(reply, "FAIL-PBC-OVERLAP\n", 17);
  			reply_len = 17;
  		} else if (ret == -3) {
  			os_memcpy(reply, "FAIL-UNKNOWN-UUID\n", 18);
  			reply_len = 18;
  		} else if (ret == -4) {
  			os_memcpy(reply, "FAIL-NO-AP-SETTINGS\n", 20);
  			reply_len = 20;
  		} else if (ret)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "WPS_ER_LEARN ", 13) == 0) {
  		if (wpa_supplicant_ctrl_iface_wps_er_learn(wpa_s, buf + 13))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "WPS_ER_SET_CONFIG ", 18) == 0) {
  		if (wpa_supplicant_ctrl_iface_wps_er_set_config(wpa_s,
  								buf + 18))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "WPS_ER_CONFIG ", 14) == 0) {
  		if (wpa_supplicant_ctrl_iface_wps_er_config(wpa_s, buf + 14))
  			reply_len = -1;
  #ifdef CONFIG_WPS_NFC
  	} else if (os_strncmp(buf, "WPS_ER_NFC_CONFIG_TOKEN ", 24) == 0) {
  		reply_len = wpa_supplicant_ctrl_iface_wps_er_nfc_config_token(
  			wpa_s, buf + 24, reply, reply_size);
  #endif /* CONFIG_WPS_NFC */
  #endif /* CONFIG_WPS_ER */
  #endif /* CONFIG_WPS */
  #ifdef CONFIG_IBSS_RSN
  	} else if (os_strncmp(buf, "IBSS_RSN ", 9) == 0) {
  		if (wpa_supplicant_ctrl_iface_ibss_rsn(wpa_s, buf + 9))
  			reply_len = -1;
  #endif /* CONFIG_IBSS_RSN */
  #ifdef CONFIG_MESH
  	} else if (os_strncmp(buf, "MESH_INTERFACE_ADD ", 19) == 0) {
  		reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
  			wpa_s, buf + 19, reply, reply_size);
  	} else if (os_strcmp(buf, "MESH_INTERFACE_ADD") == 0) {
  		reply_len = wpa_supplicant_ctrl_iface_mesh_interface_add(
  			wpa_s, "", reply, reply_size);
  	} else if (os_strncmp(buf, "MESH_GROUP_ADD ", 15) == 0) {
  		if (wpa_supplicant_ctrl_iface_mesh_group_add(wpa_s, buf + 15))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "MESH_GROUP_REMOVE ", 18) == 0) {
  		if (wpa_supplicant_ctrl_iface_mesh_group_remove(wpa_s,
  								buf + 18))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "MESH_PEER_REMOVE ", 17) == 0) {
  		if (wpa_supplicant_ctrl_iface_mesh_peer_remove(wpa_s, buf + 17))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "MESH_PEER_ADD ", 14) == 0) {
  		if (wpa_supplicant_ctrl_iface_mesh_peer_add(wpa_s, buf + 14))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "MESH_LINK_PROBE ", 16) == 0) {
  		if (wpa_supplicant_ctrl_iface_mesh_link_probe(wpa_s, buf + 16))
  			reply_len = -1;
  #endif /* CONFIG_MESH */
  #ifdef CONFIG_P2P
  	} else if (os_strncmp(buf, "P2P_FIND ", 9) == 0) {
  		if (p2p_ctrl_find(wpa_s, buf + 8))
  			reply_len = -1;
  	} else if (os_strcmp(buf, "P2P_FIND") == 0) {
  		if (p2p_ctrl_find(wpa_s, ""))
  			reply_len = -1;
  	} else if (os_strcmp(buf, "P2P_STOP_FIND") == 0) {
  		wpas_p2p_stop_find(wpa_s);
  	} else if (os_strncmp(buf, "P2P_ASP_PROVISION ", 18) == 0) {
  		if (p2p_ctrl_asp_provision(wpa_s, buf + 18))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "P2P_ASP_PROVISION_RESP ", 23) == 0) {
  		if (p2p_ctrl_asp_provision_resp(wpa_s, buf + 23))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "P2P_CONNECT ", 12) == 0) {
  		reply_len = p2p_ctrl_connect(wpa_s, buf + 12, reply,
  					     reply_size);
  	} else if (os_strncmp(buf, "P2P_LISTEN ", 11) == 0) {
  		if (p2p_ctrl_listen(wpa_s, buf + 11))
  			reply_len = -1;
  	} else if (os_strcmp(buf, "P2P_LISTEN") == 0) {
  		if (p2p_ctrl_listen(wpa_s, ""))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "P2P_GROUP_REMOVE ", 17) == 0) {
  		if (wpas_p2p_group_remove(wpa_s, buf + 17))
  			reply_len = -1;
  	} else if (os_strcmp(buf, "P2P_GROUP_ADD") == 0) {
  		if (p2p_ctrl_group_add(wpa_s, ""))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "P2P_GROUP_ADD ", 14) == 0) {
  		if (p2p_ctrl_group_add(wpa_s, buf + 14))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "P2P_GROUP_MEMBER ", 17) == 0) {
  		reply_len = p2p_ctrl_group_member(wpa_s, buf + 17, reply,
  						  reply_size);
  	} else if (os_strncmp(buf, "P2P_PROV_DISC ", 14) == 0) {
  		if (p2p_ctrl_prov_disc(wpa_s, buf + 14))
  			reply_len = -1;
  	} else if (os_strcmp(buf, "P2P_GET_PASSPHRASE") == 0) {
  		reply_len = p2p_get_passphrase(wpa_s, reply, reply_size);
  	} else if (os_strncmp(buf, "P2P_SERV_DISC_REQ ", 18) == 0) {
  		reply_len = p2p_ctrl_serv_disc_req(wpa_s, buf + 18, reply,
  						   reply_size);
  	} else if (os_strncmp(buf, "P2P_SERV_DISC_CANCEL_REQ ", 25) == 0) {
  		if (p2p_ctrl_serv_disc_cancel_req(wpa_s, buf + 25) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "P2P_SERV_DISC_RESP ", 19) == 0) {
  		if (p2p_ctrl_serv_disc_resp(wpa_s, buf + 19) < 0)
  			reply_len = -1;
  	} else if (os_strcmp(buf, "P2P_SERVICE_UPDATE") == 0) {
  		wpas_p2p_sd_service_update(wpa_s);
  	} else if (os_strncmp(buf, "P2P_SERV_DISC_EXTERNAL ", 23) == 0) {
  		if (p2p_ctrl_serv_disc_external(wpa_s, buf + 23) < 0)
  			reply_len = -1;
  	} else if (os_strcmp(buf, "P2P_SERVICE_FLUSH") == 0) {
  		wpas_p2p_service_flush(wpa_s);
  	} else if (os_strncmp(buf, "P2P_SERVICE_ADD ", 16) == 0) {
  		if (p2p_ctrl_service_add(wpa_s, buf + 16) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "P2P_SERVICE_DEL ", 16) == 0) {
  		if (p2p_ctrl_service_del(wpa_s, buf + 16) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "P2P_SERVICE_REP ", 16) == 0) {
  		if (p2p_ctrl_service_replace(wpa_s, buf + 16) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "P2P_REJECT ", 11) == 0) {
  		if (p2p_ctrl_reject(wpa_s, buf + 11) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "P2P_INVITE ", 11) == 0) {
  		if (p2p_ctrl_invite(wpa_s, buf + 11) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "P2P_PEER ", 9) == 0) {
  		reply_len = p2p_ctrl_peer(wpa_s, buf + 9, reply,
  					      reply_size);
  	} else if (os_strncmp(buf, "P2P_SET ", 8) == 0) {
  		if (p2p_ctrl_set(wpa_s, buf + 8) < 0)
  			reply_len = -1;
  	} else if (os_strcmp(buf, "P2P_FLUSH") == 0) {
  		p2p_ctrl_flush(wpa_s);
  	} else if (os_strncmp(buf, "P2P_UNAUTHORIZE ", 16) == 0) {
  		if (wpas_p2p_unauthorize(wpa_s, buf + 16) < 0)
  			reply_len = -1;
  	} else if (os_strcmp(buf, "P2P_CANCEL") == 0) {
  		if (wpas_p2p_cancel(wpa_s))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "P2P_PRESENCE_REQ ", 17) == 0) {
  		if (p2p_ctrl_presence_req(wpa_s, buf + 17) < 0)
  			reply_len = -1;
  	} else if (os_strcmp(buf, "P2P_PRESENCE_REQ") == 0) {
  		if (p2p_ctrl_presence_req(wpa_s, "") < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "P2P_EXT_LISTEN ", 15) == 0) {
  		if (p2p_ctrl_ext_listen(wpa_s, buf + 15) < 0)
  			reply_len = -1;
  	} else if (os_strcmp(buf, "P2P_EXT_LISTEN") == 0) {
  		if (p2p_ctrl_ext_listen(wpa_s, "") < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "P2P_REMOVE_CLIENT ", 18) == 0) {
  		if (p2p_ctrl_remove_client(wpa_s, buf + 18) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "P2P_LO_START ", 13) == 0) {
  		if (p2p_ctrl_iface_p2p_lo_start(wpa_s, buf + 13))
  			reply_len = -1;
  	} else if (os_strcmp(buf, "P2P_LO_STOP") == 0) {
  		if (wpas_p2p_lo_stop(wpa_s))
  			reply_len = -1;
  #endif /* CONFIG_P2P */
  #ifdef CONFIG_WIFI_DISPLAY
  	} else if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0) {
  		if (wifi_display_subelem_set(wpa_s->global, buf + 16) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0) {
  		reply_len = wifi_display_subelem_get(wpa_s->global, buf + 16,
  						     reply, reply_size);
  #endif /* CONFIG_WIFI_DISPLAY */
  #ifdef CONFIG_INTERWORKING
  	} else if (os_strcmp(buf, "FETCH_ANQP") == 0) {
  		if (interworking_fetch_anqp(wpa_s) < 0)
  			reply_len = -1;
  	} else if (os_strcmp(buf, "STOP_FETCH_ANQP") == 0) {
  		interworking_stop_fetch_anqp(wpa_s);
  	} else if (os_strcmp(buf, "INTERWORKING_SELECT") == 0) {
  		if (ctrl_interworking_select(wpa_s, NULL) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "INTERWORKING_SELECT ", 20) == 0) {
  		if (ctrl_interworking_select(wpa_s, buf + 20) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "INTERWORKING_CONNECT ", 21) == 0) {
  		if (ctrl_interworking_connect(wpa_s, buf + 21, 0) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "INTERWORKING_ADD_NETWORK ", 25) == 0) {
  		int id;
  
  		id = ctrl_interworking_connect(wpa_s, buf + 25, 1);
  		if (id < 0)
  			reply_len = -1;
  		else {
  			reply_len = os_snprintf(reply, reply_size, "%d\n", id);
  			if (os_snprintf_error(reply_size, reply_len))
  				reply_len = -1;
  		}
  	} else if (os_strncmp(buf, "ANQP_GET ", 9) == 0) {
  		if (get_anqp(wpa_s, buf + 9) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "GAS_REQUEST ", 12) == 0) {
  		if (gas_request(wpa_s, buf + 12) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "GAS_RESPONSE_GET ", 17) == 0) {
  		reply_len = gas_response_get(wpa_s, buf + 17, reply,
  					     reply_size);
  #endif /* CONFIG_INTERWORKING */
  #ifdef CONFIG_HS20
  	} else if (os_strncmp(buf, "HS20_ANQP_GET ", 14) == 0) {
  		if (get_hs20_anqp(wpa_s, buf + 14) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "HS20_GET_NAI_HOME_REALM_LIST ", 29) == 0) {
  		if (hs20_get_nai_home_realm_list(wpa_s, buf + 29) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "HS20_ICON_REQUEST ", 18) == 0) {
  		if (hs20_icon_request(wpa_s, buf + 18, 0) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "REQ_HS20_ICON ", 14) == 0) {
  		if (hs20_icon_request(wpa_s, buf + 14, 1) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "GET_HS20_ICON ", 14) == 0) {
  		reply_len = get_hs20_icon(wpa_s, buf + 14, reply, reply_size);
  	} else if (os_strncmp(buf, "DEL_HS20_ICON ", 14) == 0) {
  		if (del_hs20_icon(wpa_s, buf + 14) < 0)
  			reply_len = -1;
  	} else if (os_strcmp(buf, "FETCH_OSU") == 0) {
  		if (hs20_fetch_osu(wpa_s, 0) < 0)
  			reply_len = -1;
  	} else if (os_strcmp(buf, "FETCH_OSU no-scan") == 0) {
  		if (hs20_fetch_osu(wpa_s, 1) < 0)
  			reply_len = -1;
  	} else if (os_strcmp(buf, "CANCEL_FETCH_OSU") == 0) {
  		hs20_cancel_fetch_osu(wpa_s);
  #endif /* CONFIG_HS20 */
  	} else if (os_strncmp(buf, WPA_CTRL_RSP, os_strlen(WPA_CTRL_RSP)) == 0)
  	{
  		if (wpa_supplicant_ctrl_iface_ctrl_rsp(
  			    wpa_s, buf + os_strlen(WPA_CTRL_RSP)))
  			reply_len = -1;
  		else {
  			/*
  			 * Notify response from timeout to allow the control
  			 * interface response to be sent first.
  			 */
  			eloop_register_timeout(0, 0, wpas_ctrl_eapol_response,
  					       wpa_s, NULL);
  		}
  	} else if (os_strcmp(buf, "RECONFIGURE") == 0) {
  		if (wpa_supplicant_reload_configuration(wpa_s))
  			reply_len = -1;
  	} else if (os_strcmp(buf, "TERMINATE") == 0) {
  		wpa_supplicant_terminate_proc(wpa_s->global);
  	} else if (os_strncmp(buf, "BSSID ", 6) == 0) {
  		if (wpa_supplicant_ctrl_iface_bssid(wpa_s, buf + 6))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "BSSID_IGNORE", 12) == 0) {
  		reply_len = wpa_supplicant_ctrl_iface_bssid_ignore(
  			wpa_s, buf + 12, reply, reply_size);
  	} else if (os_strncmp(buf, "BLACKLIST", 9) == 0) {
  		/* deprecated backwards compatibility alias for BSSID_IGNORE */
  		reply_len = wpa_supplicant_ctrl_iface_bssid_ignore(
  			wpa_s, buf + 9, reply, reply_size);
  	} else if (os_strncmp(buf, "LOG_LEVEL", 9) == 0) {
  		reply_len = wpa_supplicant_ctrl_iface_log_level(
  			wpa_s, buf + 9, reply, reply_size);
  	} else if (os_strncmp(buf, "LIST_NETWORKS ", 14) == 0) {
  		reply_len = wpa_supplicant_ctrl_iface_list_networks(
  			wpa_s, buf + 14, reply, reply_size);
  	} else if (os_strcmp(buf, "LIST_NETWORKS") == 0) {
  		reply_len = wpa_supplicant_ctrl_iface_list_networks(
  			wpa_s, NULL, reply, reply_size);
  	} else if (os_strcmp(buf, "DISCONNECT") == 0) {
  		wpas_request_disconnection(wpa_s);
  	} else if (os_strcmp(buf, "SCAN") == 0) {
  		wpas_ctrl_scan(wpa_s, NULL, reply, reply_size, &reply_len);
  	} else if (os_strncmp(buf, "SCAN ", 5) == 0) {
  		wpas_ctrl_scan(wpa_s, buf + 5, reply, reply_size, &reply_len);
  	} else if (os_strcmp(buf, "SCAN_RESULTS") == 0) {
  		reply_len = wpa_supplicant_ctrl_iface_scan_results(
  			wpa_s, reply, reply_size);
  	} else if (os_strcmp(buf, "ABORT_SCAN") == 0) {
  		if (wpas_abort_ongoing_scan(wpa_s) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "SELECT_NETWORK ", 15) == 0) {
  		if (wpa_supplicant_ctrl_iface_select_network(wpa_s, buf + 15))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "ENABLE_NETWORK ", 15) == 0) {
  		if (wpa_supplicant_ctrl_iface_enable_network(wpa_s, buf + 15))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "DISABLE_NETWORK ", 16) == 0) {
  		if (wpa_supplicant_ctrl_iface_disable_network(wpa_s, buf + 16))
  			reply_len = -1;
  	} else if (os_strcmp(buf, "ADD_NETWORK") == 0) {
  		reply_len = wpa_supplicant_ctrl_iface_add_network(
  			wpa_s, reply, reply_size);
  	} else if (os_strncmp(buf, "REMOVE_NETWORK ", 15) == 0) {
  		if (wpa_supplicant_ctrl_iface_remove_network(wpa_s, buf + 15))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "SET_NETWORK ", 12) == 0) {
  		if (wpa_supplicant_ctrl_iface_set_network(wpa_s, buf + 12))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "GET_NETWORK ", 12) == 0) {
  		reply_len = wpa_supplicant_ctrl_iface_get_network(
  			wpa_s, buf + 12, reply, reply_size);
  	} else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) {
  		if (wpa_supplicant_ctrl_iface_dup_network(wpa_s, buf + 12,
  							  wpa_s))
  			reply_len = -1;
  	} else if (os_strcmp(buf, "LIST_CREDS") == 0) {
  		reply_len = wpa_supplicant_ctrl_iface_list_creds(
  			wpa_s, reply, reply_size);
  	} else if (os_strcmp(buf, "ADD_CRED") == 0) {
  		reply_len = wpa_supplicant_ctrl_iface_add_cred(
  			wpa_s, reply, reply_size);
  	} else if (os_strncmp(buf, "REMOVE_CRED ", 12) == 0) {
  		if (wpa_supplicant_ctrl_iface_remove_cred(wpa_s, buf + 12))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "SET_CRED ", 9) == 0) {
  		if (wpa_supplicant_ctrl_iface_set_cred(wpa_s, buf + 9))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "GET_CRED ", 9) == 0) {
  		reply_len = wpa_supplicant_ctrl_iface_get_cred(wpa_s, buf + 9,
  							       reply,
  							       reply_size);
  #ifndef CONFIG_NO_CONFIG_WRITE
  	} else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
  		if (wpa_supplicant_ctrl_iface_save_config(wpa_s))
  			reply_len = -1;
  #endif /* CONFIG_NO_CONFIG_WRITE */
  	} else if (os_strncmp(buf, "GET_CAPABILITY ", 15) == 0) {
  		reply_len = wpa_supplicant_ctrl_iface_get_capability(
  			wpa_s, buf + 15, reply, reply_size);
  	} else if (os_strncmp(buf, "AP_SCAN ", 8) == 0) {
  		if (wpa_supplicant_ctrl_iface_ap_scan(wpa_s, buf + 8))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "SCAN_INTERVAL ", 14) == 0) {
  		if (wpa_supplicant_ctrl_iface_scan_interval(wpa_s, buf + 14))
  			reply_len = -1;
  	} else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
  		reply_len = wpa_supplicant_global_iface_list(
  			wpa_s->global, reply, reply_size);
  	} else if (os_strncmp(buf, "INTERFACES", 10) == 0) {
  		reply_len = wpa_supplicant_global_iface_interfaces(
  			wpa_s->global, buf + 10, reply, reply_size);
  	} else if (os_strncmp(buf, "BSS ", 4) == 0) {
  		reply_len = wpa_supplicant_ctrl_iface_bss(
  			wpa_s, buf + 4, reply, reply_size);
  #ifdef CONFIG_AP
  	} else if (os_strcmp(buf, "STA-FIRST") == 0) {
  		reply_len = ap_ctrl_iface_sta_first(wpa_s, reply, reply_size);
  	} else if (os_strncmp(buf, "STA ", 4) == 0) {
  		reply_len = ap_ctrl_iface_sta(wpa_s, buf + 4, reply,
  					      reply_size);
  	} else if (os_strncmp(buf, "STA-NEXT ", 9) == 0) {
  		reply_len = ap_ctrl_iface_sta_next(wpa_s, buf + 9, reply,
  						   reply_size);
  	} else if (os_strncmp(buf, "DEAUTHENTICATE ", 15) == 0) {
  		if (ap_ctrl_iface_sta_deauthenticate(wpa_s, buf + 15))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "DISASSOCIATE ", 13) == 0) {
  		if (ap_ctrl_iface_sta_disassociate(wpa_s, buf + 13))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "CHAN_SWITCH ", 12) == 0) {
  		if (ap_ctrl_iface_chanswitch(wpa_s, buf + 12))
  			reply_len = -1;
  	} else if (os_strcmp(buf, "STOP_AP") == 0) {
  		if (wpas_ap_stop_ap(wpa_s))
  			reply_len = -1;
  	} else if (os_strcmp(buf, "UPDATE_BEACON") == 0) {
  		if (wpas_ap_update_beacon(wpa_s))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "ACCEPT_ACL ", 11) == 0) {
  		if (os_strncmp(buf + 11, "ADD_MAC ", 8) == 0) {
  			if (ap_ctrl_iface_acl_add_mac(wpa_s,
  						      DENY_UNLESS_ACCEPTED,
  						      buf + 19) ||
  			    ap_ctrl_iface_set_acl(wpa_s))
  				reply_len = -1;
  		} else if (os_strncmp((buf + 11), "DEL_MAC ", 8) == 0) {
  			if (ap_ctrl_iface_acl_del_mac(wpa_s,
  						      DENY_UNLESS_ACCEPTED,
  						      buf + 19) ||
  			    ap_ctrl_iface_set_acl(wpa_s) ||
  			    ap_ctrl_iface_disassoc_accept_mac(wpa_s))
  				reply_len = -1;
  		} else if (os_strcmp(buf + 11, "SHOW") == 0) {
  			reply_len = ap_ctrl_iface_acl_show_mac(
  				wpa_s, DENY_UNLESS_ACCEPTED,
  				reply, reply_size);
  		} else if (os_strcmp(buf + 11, "CLEAR") == 0) {
  			ap_ctrl_iface_acl_clear_list(wpa_s,
  						     DENY_UNLESS_ACCEPTED);
  			if (ap_ctrl_iface_set_acl(wpa_s) ||
  			    ap_ctrl_iface_disassoc_accept_mac(wpa_s))
  				reply_len = -1;
  		} else {
  			reply_len = -1;
  		}
  	} else if (os_strncmp(buf, "DENY_ACL ", 9) == 0) {
  		if (os_strncmp(buf + 9, "ADD_MAC ", 8) == 0) {
  			if (ap_ctrl_iface_acl_add_mac(wpa_s,
  						      ACCEPT_UNLESS_DENIED,
  						      buf + 17) ||
  			    ap_ctrl_iface_set_acl(wpa_s) ||
  			    ap_ctrl_iface_disassoc_deny_mac(wpa_s))
  				reply_len = -1;
  		} else if (os_strncmp(buf + 9, "DEL_MAC ", 8) == 0) {
  			if (ap_ctrl_iface_acl_del_mac(wpa_s,
  						      ACCEPT_UNLESS_DENIED,
  						      buf + 17) ||
  			    ap_ctrl_iface_set_acl(wpa_s))
  				reply_len = -1;
  		} else if (os_strcmp(buf + 9, "SHOW") == 0) {
  			reply_len = ap_ctrl_iface_acl_show_mac(
  				wpa_s, ACCEPT_UNLESS_DENIED, reply, reply_size);
  		} else if (os_strcmp(buf + 9, "CLEAR") == 0) {
  			ap_ctrl_iface_acl_clear_list(wpa_s,
  						     ACCEPT_UNLESS_DENIED);
  			if (ap_ctrl_iface_set_acl(wpa_s))
  				reply_len = -1;
  		} else {
  			reply_len = -1;
  		}
  #endif /* CONFIG_AP */
  	} else if (os_strcmp(buf, "SUSPEND") == 0) {
  		wpas_notify_suspend(wpa_s->global);
  	} else if (os_strcmp(buf, "RESUME") == 0) {
  		wpas_notify_resume(wpa_s->global);
  #ifdef CONFIG_TESTING_OPTIONS
  	} else if (os_strcmp(buf, "DROP_SA") == 0) {
  		wpa_supplicant_ctrl_iface_drop_sa(wpa_s);
  #endif /* CONFIG_TESTING_OPTIONS */
  	} else if (os_strncmp(buf, "ROAM ", 5) == 0) {
  		if (wpa_supplicant_ctrl_iface_roam(wpa_s, buf + 5))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "STA_AUTOCONNECT ", 16) == 0) {
  		wpa_s->auto_reconnect_disabled = atoi(buf + 16) == 0;
  	} else if (os_strncmp(buf, "BSS_EXPIRE_AGE ", 15) == 0) {
  		if (wpa_supplicant_ctrl_iface_bss_expire_age(wpa_s, buf + 15))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "BSS_EXPIRE_COUNT ", 17) == 0) {
  		if (wpa_supplicant_ctrl_iface_bss_expire_count(wpa_s,
  							       buf + 17))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "BSS_FLUSH ", 10) == 0) {
  		wpa_supplicant_ctrl_iface_bss_flush(wpa_s, buf + 10);
  #ifdef CONFIG_TDLS
  	} else if (os_strncmp(buf, "TDLS_DISCOVER ", 14) == 0) {
  		if (wpa_supplicant_ctrl_iface_tdls_discover(wpa_s, buf + 14))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "TDLS_SETUP ", 11) == 0) {
  		if (wpa_supplicant_ctrl_iface_tdls_setup(wpa_s, buf + 11))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "TDLS_TEARDOWN ", 14) == 0) {
  		if (wpa_supplicant_ctrl_iface_tdls_teardown(wpa_s, buf + 14))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "TDLS_CHAN_SWITCH ", 17) == 0) {
  		if (wpa_supplicant_ctrl_iface_tdls_chan_switch(wpa_s,
  							       buf + 17))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "TDLS_CANCEL_CHAN_SWITCH ", 24) == 0) {
  		if (wpa_supplicant_ctrl_iface_tdls_cancel_chan_switch(wpa_s,
  								      buf + 24))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "TDLS_LINK_STATUS ", 17) == 0) {
  		reply_len = wpa_supplicant_ctrl_iface_tdls_link_status(
  			wpa_s, buf + 17, reply, reply_size);
  #endif /* CONFIG_TDLS */
  	} else if (os_strcmp(buf, "WMM_AC_STATUS") == 0) {
  		reply_len = wpas_wmm_ac_status(wpa_s, reply, reply_size);
  	} else if (os_strncmp(buf, "WMM_AC_ADDTS ", 13) == 0) {
  		if (wmm_ac_ctrl_addts(wpa_s, buf + 13))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "WMM_AC_DELTS ", 13) == 0) {
  		if (wmm_ac_ctrl_delts(wpa_s, buf + 13))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "SIGNAL_POLL", 11) == 0) {
  		reply_len = wpa_supplicant_signal_poll(wpa_s, reply,
  						       reply_size);
  	} else if (os_strncmp(buf, "SIGNAL_MONITOR", 14) == 0) {
  		if (wpas_ctrl_iface_signal_monitor(wpa_s, buf + 14))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "PKTCNT_POLL", 11) == 0) {
  		reply_len = wpa_supplicant_pktcnt_poll(wpa_s, reply,
  						       reply_size);
  #ifdef CONFIG_AUTOSCAN
  	} else if (os_strncmp(buf, "AUTOSCAN ", 9) == 0) {
  		if (wpa_supplicant_ctrl_iface_autoscan(wpa_s, buf + 9))
  			reply_len = -1;
  #endif /* CONFIG_AUTOSCAN */
  	} else if (os_strcmp(buf, "DRIVER_FLAGS") == 0) {
  		reply_len = wpas_ctrl_iface_driver_flags(wpa_s, reply,
  							 reply_size);
  	} else if (os_strcmp(buf, "DRIVER_FLAGS2") == 0) {
  		reply_len = wpas_ctrl_iface_driver_flags2(wpa_s, reply,
  							  reply_size);
  #ifdef ANDROID
  	} else if (os_strncmp(buf, "DRIVER ", 7) == 0) {
  		reply_len = wpa_supplicant_driver_cmd(wpa_s, buf + 7, reply,
  						      reply_size);
  #endif /* ANDROID */
  	} else if (os_strncmp(buf, "VENDOR ", 7) == 0) {
  		reply_len = wpa_supplicant_vendor_cmd(wpa_s, buf + 7, reply,
  						      reply_size);
  	} else if (os_strcmp(buf, "REAUTHENTICATE") == 0) {
  		pmksa_cache_clear_current(wpa_s->wpa);
  		eapol_sm_request_reauth(wpa_s->eapol);
  #ifdef CONFIG_WNM
  	} else if (os_strncmp(buf, "WNM_SLEEP ", 10) == 0) {
  		if (wpas_ctrl_iface_wnm_sleep(wpa_s, buf + 10))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "WNM_BSS_QUERY ", 14) == 0) {
  		if (wpas_ctrl_iface_wnm_bss_query(wpa_s, buf + 14))
  				reply_len = -1;
  	} else if (os_strncmp(buf, "COLOC_INTF_REPORT ", 18) == 0) {
  		if (wpas_ctrl_iface_coloc_intf_report(wpa_s, buf + 18))
  			reply_len = -1;
  #endif /* CONFIG_WNM */
  #ifdef CONFIG_WNM_AP
  	} else if (os_strncmp(buf, "DISASSOC_IMMINENT ", 18) == 0) {
  		if (ap_ctrl_iface_disassoc_imminent(wpa_s, buf + 18))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "ESS_DISASSOC ", 13) == 0) {
  		if (ap_ctrl_iface_ess_disassoc(wpa_s, buf + 13))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "BSS_TM_REQ ", 11) == 0) {
  		if (ap_ctrl_iface_bss_tm_req(wpa_s, buf + 11))
  			reply_len = -1;
  #endif /* CONFIG_WNM_AP */
  	} else if (os_strcmp(buf, "FLUSH") == 0) {
  		wpa_supplicant_ctrl_iface_flush(wpa_s);
  	} else if (os_strncmp(buf, "RADIO_WORK ", 11) == 0) {
  		reply_len = wpas_ctrl_radio_work(wpa_s, buf + 11, reply,
  						 reply_size);
  #ifdef CONFIG_TESTING_OPTIONS
  	} else if (os_strncmp(buf, "MGMT_TX ", 8) == 0) {
  		if (wpas_ctrl_iface_mgmt_tx(wpa_s, buf + 8) < 0)
  			reply_len = -1;
  	} else if (os_strcmp(buf, "MGMT_TX_DONE") == 0) {
  		wpas_ctrl_iface_mgmt_tx_done(wpa_s);
  	} else if (os_strncmp(buf, "MGMT_RX_PROCESS ", 16) == 0) {
  		if (wpas_ctrl_iface_mgmt_rx_process(wpa_s, buf + 16) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "DRIVER_EVENT ", 13) == 0) {
  		if (wpas_ctrl_iface_driver_event(wpa_s, buf + 13) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "EAPOL_RX ", 9) == 0) {
  		if (wpas_ctrl_iface_eapol_rx(wpa_s, buf + 9) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "EAPOL_TX ", 9) == 0) {
  		if (wpas_ctrl_iface_eapol_tx(wpa_s, buf + 9) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "DATA_TEST_CONFIG ", 17) == 0) {
  		if (wpas_ctrl_iface_data_test_config(wpa_s, buf + 17) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "DATA_TEST_TX ", 13) == 0) {
  		if (wpas_ctrl_iface_data_test_tx(wpa_s, buf + 13) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "DATA_TEST_FRAME ", 16) == 0) {
  		if (wpas_ctrl_iface_data_test_frame(wpa_s, buf + 16) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "TEST_ALLOC_FAIL ", 16) == 0) {
  		if (wpas_ctrl_test_alloc_fail(wpa_s, buf + 16) < 0)
  			reply_len = -1;
  	} else if (os_strcmp(buf, "GET_ALLOC_FAIL") == 0) {
  		reply_len = wpas_ctrl_get_alloc_fail(wpa_s, reply, reply_size);
  	} else if (os_strncmp(buf, "TEST_FAIL ", 10) == 0) {
  		if (wpas_ctrl_test_fail(wpa_s, buf + 10) < 0)
  			reply_len = -1;
  	} else if (os_strcmp(buf, "GET_FAIL") == 0) {
  		reply_len = wpas_ctrl_get_fail(wpa_s, reply, reply_size);
  	} else if (os_strncmp(buf, "EVENT_TEST ", 11) == 0) {
  		if (wpas_ctrl_event_test(wpa_s, buf + 11) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "TEST_ASSOC_IE ", 14) == 0) {
  		if (wpas_ctrl_test_assoc_ie(wpa_s, buf + 14) < 0)
  			reply_len = -1;
  	} else if (os_strcmp(buf, "RESET_PN") == 0) {
  		if (wpas_ctrl_reset_pn(wpa_s) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "KEY_REQUEST ", 12) == 0) {
  		if (wpas_ctrl_key_request(wpa_s, buf + 12) < 0)
  			reply_len = -1;
  	} else if (os_strcmp(buf, "RESEND_ASSOC") == 0) {
  		if (wpas_ctrl_resend_assoc(wpa_s) < 0)
  			reply_len = -1;
  	} else if (os_strcmp(buf, "UNPROT_DEAUTH") == 0) {
  		sme_event_unprot_disconnect(
  			wpa_s, wpa_s->bssid, NULL,
  			WLAN_REASON_CLASS2_FRAME_FROM_NONAUTH_STA);
  	} else if (os_strncmp(buf, "TWT_SETUP ", 10) == 0) {
  		if (wpas_ctrl_iface_send_twt_setup(wpa_s, buf + 9))
  			reply_len = -1;
  	} else if (os_strcmp(buf, "TWT_SETUP") == 0) {
  		if (wpas_ctrl_iface_send_twt_setup(wpa_s, ""))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "TWT_TEARDOWN ", 13) == 0) {
  		if (wpas_ctrl_iface_send_twt_teardown(wpa_s, buf + 12))
  			reply_len = -1;
  	} else if (os_strcmp(buf, "TWT_TEARDOWN") == 0) {
  		if (wpas_ctrl_iface_send_twt_teardown(wpa_s, ""))
  			reply_len = -1;
  #endif /* CONFIG_TESTING_OPTIONS */
  	} else if (os_strncmp(buf, "VENDOR_ELEM_ADD ", 16) == 0) {
  		if (wpas_ctrl_vendor_elem_add(wpa_s, buf + 16) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "VENDOR_ELEM_GET ", 16) == 0) {
  		reply_len = wpas_ctrl_vendor_elem_get(wpa_s, buf + 16, reply,
  						      reply_size);
  	} else if (os_strncmp(buf, "VENDOR_ELEM_REMOVE ", 19) == 0) {
  		if (wpas_ctrl_vendor_elem_remove(wpa_s, buf + 19) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "NEIGHBOR_REP_REQUEST", 20) == 0) {
  		if (wpas_ctrl_iface_send_neighbor_rep(wpa_s, buf + 20))
  			reply_len = -1;
  	} else if (os_strcmp(buf, "ERP_FLUSH") == 0) {
  		wpas_ctrl_iface_erp_flush(wpa_s);
  	} else if (os_strncmp(buf, "MAC_RAND_SCAN ", 14) == 0) {
  		if (wpas_ctrl_iface_mac_rand_scan(wpa_s, buf + 14))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "GET_PREF_FREQ_LIST ", 19) == 0) {
  		reply_len = wpas_ctrl_iface_get_pref_freq_list(
  			wpa_s, buf + 19, reply, reply_size);
  #ifdef CONFIG_FILS
  	} else if (os_strncmp(buf, "FILS_HLP_REQ_ADD ", 17) == 0) {
  		if (wpas_ctrl_iface_fils_hlp_req_add(wpa_s, buf + 17))
  			reply_len = -1;
  	} else if (os_strcmp(buf, "FILS_HLP_REQ_FLUSH") == 0) {
  		wpas_flush_fils_hlp_req(wpa_s);
  #endif /* CONFIG_FILS */
  #ifdef CONFIG_DPP
  	} else if (os_strncmp(buf, "DPP_QR_CODE ", 12) == 0) {
  		int res;
  
  		res = wpas_dpp_qr_code(wpa_s, buf + 12);
  		if (res < 0) {
  			reply_len = -1;
  		} else {
  			reply_len = os_snprintf(reply, reply_size, "%d", res);
  			if (os_snprintf_error(reply_size, reply_len))
  				reply_len = -1;
  		}
  	} else if (os_strncmp(buf, "DPP_NFC_URI ", 12) == 0) {
  		int res;
  
  		res = wpas_dpp_nfc_uri(wpa_s, buf + 12);
  		if (res < 0) {
  			reply_len = -1;
  		} else {
  			reply_len = os_snprintf(reply, reply_size, "%d", res);
  			if (os_snprintf_error(reply_size, reply_len))
  				reply_len = -1;
  		}
  	} else if (os_strncmp(buf, "DPP_NFC_HANDOVER_REQ ", 21) == 0) {
  		int res;
  
  		res = wpas_dpp_nfc_handover_req(wpa_s, buf + 20);
  		if (res < 0) {
  			reply_len = -1;
  		} else {
  			reply_len = os_snprintf(reply, reply_size, "%d", res);
  			if (os_snprintf_error(reply_size, reply_len))
  				reply_len = -1;
  		}
  	} else if (os_strncmp(buf, "DPP_NFC_HANDOVER_SEL ", 21) == 0) {
  		int res;
  
  		res = wpas_dpp_nfc_handover_sel(wpa_s, buf + 20);
  		if (res < 0) {
  			reply_len = -1;
  		} else {
  			reply_len = os_snprintf(reply, reply_size, "%d", res);
  			if (os_snprintf_error(reply_size, reply_len))
  				reply_len = -1;
  		}
  	} else if (os_strncmp(buf, "DPP_BOOTSTRAP_GEN ", 18) == 0) {
  		int res;
  
  		res = dpp_bootstrap_gen(wpa_s->dpp, buf + 18);
  		if (res < 0) {
  			reply_len = -1;
  		} else {
  			reply_len = os_snprintf(reply, reply_size, "%d", res);
  			if (os_snprintf_error(reply_size, reply_len))
  				reply_len = -1;
  		}
  	} else if (os_strncmp(buf, "DPP_BOOTSTRAP_REMOVE ", 21) == 0) {
  		if (dpp_bootstrap_remove(wpa_s->dpp, buf + 21) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "DPP_BOOTSTRAP_GET_URI ", 22) == 0) {
  		const char *uri;
  
  		uri = dpp_bootstrap_get_uri(wpa_s->dpp, atoi(buf + 22));
  		if (!uri) {
  			reply_len = -1;
  		} else {
  			reply_len = os_snprintf(reply, reply_size, "%s", uri);
  			if (os_snprintf_error(reply_size, reply_len))
  				reply_len = -1;
  		}
  	} else if (os_strncmp(buf, "DPP_BOOTSTRAP_INFO ", 19) == 0) {
  		reply_len = dpp_bootstrap_info(wpa_s->dpp, atoi(buf + 19),
  					       reply, reply_size);
  	} else if (os_strncmp(buf, "DPP_BOOTSTRAP_SET ", 18) == 0) {
  		if (dpp_bootstrap_set(wpa_s->dpp, atoi(buf + 18),
  				      os_strchr(buf + 18, ' ')) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "DPP_AUTH_INIT ", 14) == 0) {
  		if (wpas_dpp_auth_init(wpa_s, buf + 13) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "DPP_LISTEN ", 11) == 0) {
  		if (wpas_dpp_listen(wpa_s, buf + 11) < 0)
  			reply_len = -1;
  	} else if (os_strcmp(buf, "DPP_STOP_LISTEN") == 0) {
  		wpas_dpp_stop(wpa_s);
  		wpas_dpp_listen_stop(wpa_s);
  	} else if (os_strncmp(buf, "DPP_CONFIGURATOR_ADD", 20) == 0) {
  		int res;
  
  		res = dpp_configurator_add(wpa_s->dpp, buf + 20);
  		if (res < 0) {
  			reply_len = -1;
  		} else {
  			reply_len = os_snprintf(reply, reply_size, "%d", res);
  			if (os_snprintf_error(reply_size, reply_len))
  				reply_len = -1;
  		}
  	} else if (os_strncmp(buf, "DPP_CONFIGURATOR_SET ", 21) == 0) {
  		if (dpp_configurator_set(wpa_s->dpp, buf + 20) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "DPP_CONFIGURATOR_REMOVE ", 24) == 0) {
  		if (dpp_configurator_remove(wpa_s->dpp, buf + 24) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "DPP_CONFIGURATOR_SIGN ", 22) == 0) {
  		if (wpas_dpp_configurator_sign(wpa_s, buf + 21) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "DPP_CONFIGURATOR_GET_KEY ", 25) == 0) {
  		reply_len = dpp_configurator_get_key_id(wpa_s->dpp,
  							atoi(buf + 25),
  							reply, reply_size);
  	} else if (os_strncmp(buf, "DPP_PKEX_ADD ", 13) == 0) {
  		int res;
  
  		res = wpas_dpp_pkex_add(wpa_s, buf + 12);
  		if (res < 0) {
  			reply_len = -1;
  		} else {
  			reply_len = os_snprintf(reply, reply_size, "%d", res);
  			if (os_snprintf_error(reply_size, reply_len))
  				reply_len = -1;
  		}
  	} else if (os_strncmp(buf, "DPP_PKEX_REMOVE ", 16) == 0) {
  		if (wpas_dpp_pkex_remove(wpa_s, buf + 16) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "DPP_CONF_SET ", 13) == 0) {
  		if (wpas_dpp_conf_set(wpa_s, buf + 12) < 0)
  			reply_len = -1;
  #ifdef CONFIG_DPP2
  	} else if (os_strncmp(buf, "DPP_CONTROLLER_START ", 21) == 0) {
  		if (wpas_dpp_controller_start(wpa_s, buf + 20) < 0)
  			reply_len = -1;
  	} else if (os_strcmp(buf, "DPP_CONTROLLER_START") == 0) {
  		if (wpas_dpp_controller_start(wpa_s, NULL) < 0)
  			reply_len = -1;
  	} else if (os_strcmp(buf, "DPP_CONTROLLER_STOP") == 0) {
  		dpp_controller_stop(wpa_s->dpp);
  	} else if (os_strncmp(buf, "DPP_CHIRP ", 10) == 0) {
  		if (wpas_dpp_chirp(wpa_s, buf + 9) < 0)
  			reply_len = -1;
  	} else if (os_strcmp(buf, "DPP_STOP_CHIRP") == 0) {
  		wpas_dpp_chirp_stop(wpa_s);
  	} else if (os_strncmp(buf, "DPP_RECONFIG ", 13) == 0) {
  		if (wpas_dpp_reconfig(wpa_s, buf + 13) < 0)
  			reply_len = -1;
  	} else if (os_strncmp(buf, "DPP_CA_SET ", 11) == 0) {
  		if (wpas_dpp_ca_set(wpa_s, buf + 10) < 0)
  			reply_len = -1;
  #endif /* CONFIG_DPP2 */
  #endif /* CONFIG_DPP */
  	} else if (os_strncmp(buf, "MSCS ", 5) == 0) {
  		if (wpas_ctrl_iface_configure_mscs(wpa_s, buf + 5))
  			reply_len = -1;
  #ifdef CONFIG_PASN
  	} else if (os_strncmp(buf, "PASN_START ", 11) == 0) {
  		if (wpas_ctrl_iface_pasn_start(wpa_s, buf + 11) < 0)
  			reply_len = -1;
  	} else if (os_strcmp(buf, "PASN_STOP") == 0) {
  		wpas_pasn_auth_stop(wpa_s);
  	} else if (os_strcmp(buf, "PTKSA_CACHE_LIST") == 0) {
  		reply_len = ptksa_cache_list(wpa_s->ptksa, reply, reply_size);
  	} else if (os_strncmp(buf, "PASN_DEAUTH ", 12) == 0) {
  		if (wpas_ctrl_iface_pasn_deauthenticate(wpa_s, buf + 12) < 0)
  			reply_len = -1;
  #endif /* CONFIG_PASN */
  	} else if (os_strncmp(buf, "SCS ", 4) == 0) {
  		if (wpas_ctrl_iface_configure_scs(wpa_s, buf + 4))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "DSCP_RESP ", 10) == 0) {
  		if (wpas_ctrl_iface_send_dscp_resp(wpa_s, buf + 10))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "DSCP_QUERY ", 11) == 0) {
  		if (wpas_ctrl_iface_send_dscp_query(wpa_s, buf + 11))
  			reply_len = -1;
  	} else {
  		os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
  		reply_len = 16;
  	}
  
  	if (reply_len < 0) {
  		os_memcpy(reply, "FAIL\n", 5);
  		reply_len = 5;
  	}
  
  	*resp_len = reply_len;
  	return reply;
  }
  
  
  static int wpa_supplicant_global_iface_add(struct wpa_global *global,
  					   char *cmd)
  {
  	struct wpa_interface iface;
  	char *pos, *extra;
  	struct wpa_supplicant *wpa_s;
  	unsigned int create_iface = 0;
  	u8 mac_addr[ETH_ALEN];
  	enum wpa_driver_if_type type = WPA_IF_STATION;
  
  	/*
  	 * <ifname>TAB<confname>TAB<driver>TAB<ctrl_interface>TAB<driver_param>
  	 * TAB<bridge_ifname>[TAB<create>[TAB<interface_type>]]
  	 */
  	wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_ADD '%s'", cmd);
  
  	os_memset(&iface, 0, sizeof(iface));
  
  	do {
  		iface.ifname = pos = cmd;
  		pos = os_strchr(pos, '\t');
  		if (pos)
  			*pos++ = '\0';
  		if (iface.ifname[0] == '\0')
  			return -1;
  		if (pos == NULL)
  			break;
  
  		iface.confname = pos;
  		pos = os_strchr(pos, '\t');
  		if (pos)
  			*pos++ = '\0';
  		if (iface.confname[0] == '\0')
  			iface.confname = NULL;
  		if (pos == NULL)
  			break;
  
  		iface.driver = pos;
  		pos = os_strchr(pos, '\t');
  		if (pos)
  			*pos++ = '\0';
  		if (iface.driver[0] == '\0')
  			iface.driver = NULL;
  		if (pos == NULL)
  			break;
  
  		iface.ctrl_interface = pos;
  		pos = os_strchr(pos, '\t');
  		if (pos)
  			*pos++ = '\0';
  		if (iface.ctrl_interface[0] == '\0')
  			iface.ctrl_interface = NULL;
  		if (pos == NULL)
  			break;
  
  		iface.driver_param = pos;
  		pos = os_strchr(pos, '\t');
  		if (pos)
  			*pos++ = '\0';
  		if (iface.driver_param[0] == '\0')
  			iface.driver_param = NULL;
  		if (pos == NULL)
  			break;
  
  		iface.bridge_ifname = pos;
  		pos = os_strchr(pos, '\t');
  		if (pos)
  			*pos++ = '\0';
  		if (iface.bridge_ifname[0] == '\0')
  			iface.bridge_ifname = NULL;
  		if (pos == NULL)
  			break;
  
  		extra = pos;
  		pos = os_strchr(pos, '\t');
  		if (pos)
  			*pos++ = '\0';
  		if (!extra[0])
  			break;
  
  		if (os_strcmp(extra, "create") == 0) {
  			create_iface = 1;
  			if (!pos)
  				break;
  
  			if (os_strcmp(pos, "sta") == 0) {
  				type = WPA_IF_STATION;
  			} else if (os_strcmp(pos, "ap") == 0) {
  				type = WPA_IF_AP_BSS;
  			} else {
  				wpa_printf(MSG_DEBUG,
  					   "INTERFACE_ADD unsupported interface type: '%s'",
  					   pos);
  				return -1;
  			}
  		} else {
  			wpa_printf(MSG_DEBUG,
  				   "INTERFACE_ADD unsupported extra parameter: '%s'",
  				   extra);
  			return -1;
  		}
  	} while (0);
  
  	if (create_iface) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE creating interface '%s'",
  			   iface.ifname);
  		if (!global->ifaces)
  			return -1;
  		if (wpa_drv_if_add(global->ifaces, type, iface.ifname,
  				   NULL, NULL, NULL, mac_addr, NULL) < 0) {
  			wpa_printf(MSG_ERROR,
  				   "CTRL_IFACE interface creation failed");
  			return -1;
  		}
  
  		wpa_printf(MSG_DEBUG,
  			   "CTRL_IFACE interface '%s' created with MAC addr: "
  			   MACSTR, iface.ifname, MAC2STR(mac_addr));
  	}
  
  	if (wpa_supplicant_get_iface(global, iface.ifname))
  		goto fail;
  
  	wpa_s = wpa_supplicant_add_iface(global, &iface, NULL);
  	if (!wpa_s)
  		goto fail;
  	wpa_s->added_vif = create_iface;
  	return 0;
  
  fail:
  	if (create_iface)
  		wpa_drv_if_remove(global->ifaces, WPA_IF_STATION, iface.ifname);
  	return -1;
  }
  
  
  static int wpa_supplicant_global_iface_remove(struct wpa_global *global,
  					      char *cmd)
  {
  	struct wpa_supplicant *wpa_s;
  	int ret;
  	unsigned int delete_iface;
  
  	wpa_printf(MSG_DEBUG, "CTRL_IFACE GLOBAL INTERFACE_REMOVE '%s'", cmd);
  
  	wpa_s = wpa_supplicant_get_iface(global, cmd);
  	if (wpa_s == NULL)
  		return -1;
  	delete_iface = wpa_s->added_vif;
  	ret = wpa_supplicant_remove_iface(global, wpa_s, 0);
  	if (!ret && delete_iface) {
  		wpa_printf(MSG_DEBUG, "CTRL_IFACE deleting the interface '%s'",
  			   cmd);
  		ret = wpa_drv_if_remove(global->ifaces, WPA_IF_STATION, cmd);
  	}
  	return ret;
  }
  
  
  static void wpa_free_iface_info(struct wpa_interface_info *iface)
  {
  	struct wpa_interface_info *prev;
  
  	while (iface) {
  		prev = iface;
  		iface = iface->next;
  
  		os_free(prev->ifname);
  		os_free(prev->desc);
  		os_free(prev);
  	}
  }
  
  
  static int wpa_supplicant_global_iface_list(struct wpa_global *global,
  					    char *buf, int len)
  {
  	int i, res;
  	struct wpa_interface_info *iface = NULL, *last = NULL, *tmp;
  	char *pos, *end;
  
  	for (i = 0; wpa_drivers[i]; i++) {
  		const struct wpa_driver_ops *drv = wpa_drivers[i];
  		if (drv->get_interfaces == NULL)
  			continue;
  		tmp = drv->get_interfaces(global->drv_priv[i]);
  		if (tmp == NULL)
  			continue;
  
  		if (last == NULL)
  			iface = last = tmp;
  		else
  			last->next = tmp;
  		while (last->next)
  			last = last->next;
  	}
  
  	pos = buf;
  	end = buf + len;
  	for (tmp = iface; tmp; tmp = tmp->next) {
  		res = os_snprintf(pos, end - pos, "%s\t%s\t%s\n",
  				  tmp->drv_name, tmp->ifname,
  				  tmp->desc ? tmp->desc : "");
  		if (os_snprintf_error(end - pos, res)) {
  			*pos = '\0';
  			break;
  		}
  		pos += res;
  	}
  
  	wpa_free_iface_info(iface);
  
  	return pos - buf;
  }
  
  
  static int wpa_supplicant_global_iface_interfaces(struct wpa_global *global,
  						  const char *input,
  						  char *buf, int len)
  {
  	int res;
  	char *pos, *end;
  	struct wpa_supplicant *wpa_s;
  	int show_ctrl = 0;
  
  	if (input)
  		show_ctrl = !!os_strstr(input, "ctrl");
  
  	wpa_s = global->ifaces;
  	pos = buf;
  	end = buf + len;
  
  	while (wpa_s) {
  		if (show_ctrl)
  			res = os_snprintf(pos, end - pos, "%s ctrl_iface=%s\n",
  					  wpa_s->ifname,
  					  wpa_s->conf->ctrl_interface ?
  					  wpa_s->conf->ctrl_interface : "N/A");
  		else
  			res = os_snprintf(pos, end - pos, "%s\n",
  					  wpa_s->ifname);
  
  		if (os_snprintf_error(end - pos, res)) {
  			*pos = '\0';
  			break;
  		}
  		pos += res;
  		wpa_s = wpa_s->next;
  	}
  	return pos - buf;
  }
  
  
  static char * wpas_global_ctrl_iface_ifname(struct wpa_global *global,
  					    const char *ifname,
  					    char *cmd, size_t *resp_len)
  {
  	struct wpa_supplicant *wpa_s;
  
  	for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
  		if (os_strcmp(ifname, wpa_s->ifname) == 0)
  			break;
  	}
  
  	if (wpa_s == NULL) {
  		char *resp = os_strdup("FAIL-NO-IFNAME-MATCH\n");
  		if (resp)
  			*resp_len = os_strlen(resp);
  		else
  			*resp_len = 1;
  		return resp;
  	}
  
  	return wpa_supplicant_ctrl_iface_process(wpa_s, cmd, resp_len);
  }
  
  
  static char * wpas_global_ctrl_iface_redir_p2p(struct wpa_global *global,
  					       char *buf, size_t *resp_len)
  {
  #ifdef CONFIG_P2P
  	static const char * cmd[] = {
  		"LIST_NETWORKS",
  		"P2P_FIND",
  		"P2P_STOP_FIND",
  		"P2P_LISTEN",
  		"P2P_GROUP_ADD",
  		"P2P_GET_PASSPHRASE",
  		"P2P_SERVICE_UPDATE",
  		"P2P_SERVICE_FLUSH",
  		"P2P_FLUSH",
  		"P2P_CANCEL",
  		"P2P_PRESENCE_REQ",
  		"P2P_EXT_LISTEN",
  #ifdef CONFIG_AP
  		"STA-FIRST",
  #endif /* CONFIG_AP */
  		NULL
  	};
  	static const char * prefix[] = {
  #ifdef ANDROID
  		"DRIVER ",
  #endif /* ANDROID */
  		"GET_CAPABILITY ",
  		"GET_NETWORK ",
  		"REMOVE_NETWORK ",
  		"P2P_FIND ",
  		"P2P_CONNECT ",
  		"P2P_LISTEN ",
  		"P2P_GROUP_REMOVE ",
  		"P2P_GROUP_ADD ",
  		"P2P_GROUP_MEMBER ",
  		"P2P_PROV_DISC ",
  		"P2P_SERV_DISC_REQ ",
  		"P2P_SERV_DISC_CANCEL_REQ ",
  		"P2P_SERV_DISC_RESP ",
  		"P2P_SERV_DISC_EXTERNAL ",
  		"P2P_SERVICE_ADD ",
  		"P2P_SERVICE_DEL ",
  		"P2P_SERVICE_REP ",
  		"P2P_REJECT ",
  		"P2P_INVITE ",
  		"P2P_PEER ",
  		"P2P_SET ",
  		"P2P_UNAUTHORIZE ",
  		"P2P_PRESENCE_REQ ",
  		"P2P_EXT_LISTEN ",
  		"P2P_REMOVE_CLIENT ",
  		"WPS_NFC_TOKEN ",
  		"WPS_NFC_TAG_READ ",
  		"NFC_GET_HANDOVER_SEL ",
  		"NFC_GET_HANDOVER_REQ ",
  		"NFC_REPORT_HANDOVER ",
  		"P2P_ASP_PROVISION ",
  		"P2P_ASP_PROVISION_RESP ",
  #ifdef CONFIG_AP
  		"STA ",
  		"STA-NEXT ",
  #endif /* CONFIG_AP */
  		NULL
  	};
  	int found = 0;
  	int i;
  
  	if (global->p2p_init_wpa_s == NULL)
  		return NULL;
  
  	for (i = 0; !found && cmd[i]; i++) {
  		if (os_strcmp(buf, cmd[i]) == 0)
  			found = 1;
  	}
  
  	for (i = 0; !found && prefix[i]; i++) {
  		if (os_strncmp(buf, prefix[i], os_strlen(prefix[i])) == 0)
  			found = 1;
  	}
  
  	if (found)
  		return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
  							 buf, resp_len);
  #endif /* CONFIG_P2P */
  	return NULL;
  }
  
  
  static char * wpas_global_ctrl_iface_redir_wfd(struct wpa_global *global,
  					       char *buf, size_t *resp_len)
  {
  #ifdef CONFIG_WIFI_DISPLAY
  	if (global->p2p_init_wpa_s == NULL)
  		return NULL;
  	if (os_strncmp(buf, "WFD_SUBELEM_SET ", 16) == 0 ||
  	    os_strncmp(buf, "WFD_SUBELEM_GET ", 16) == 0)
  		return wpa_supplicant_ctrl_iface_process(global->p2p_init_wpa_s,
  							 buf, resp_len);
  #endif /* CONFIG_WIFI_DISPLAY */
  	return NULL;
  }
  
  
  static char * wpas_global_ctrl_iface_redir(struct wpa_global *global,
  					   char *buf, size_t *resp_len)
  {
  	char *ret;
  
  	ret = wpas_global_ctrl_iface_redir_p2p(global, buf, resp_len);
  	if (ret)
  		return ret;
  
  	ret = wpas_global_ctrl_iface_redir_wfd(global, buf, resp_len);
  	if (ret)
  		return ret;
  
  	return NULL;
  }
  
  
  static int wpas_global_ctrl_iface_set(struct wpa_global *global, char *cmd)
  {
  	char *value;
  
  	value = os_strchr(cmd, ' ');
  	if (value == NULL)
  		return -1;
  	*value++ = '\0';
  
  	wpa_printf(MSG_DEBUG, "GLOBAL_CTRL_IFACE SET '%s'='%s'", cmd, value);
  
  #ifdef CONFIG_WIFI_DISPLAY
  	if (os_strcasecmp(cmd, "wifi_display") == 0) {
  		wifi_display_enable(global, !!atoi(value));
  		return 0;
  	}
  #endif /* CONFIG_WIFI_DISPLAY */
  
  	/* Restore cmd to its original value to allow redirection */
  	value[-1] = ' ';
  
  	return -1;
  }
  
  
  static int wpas_global_ctrl_iface_dup_network(struct wpa_global *global,
  					      char *cmd)
  {
  	struct wpa_supplicant *wpa_s[2]; /* src, dst */
  	char *p;
  	unsigned int i;
  
  	/* cmd: "<src ifname> <dst ifname> <src network id> <dst network id>
  	 * <variable name> */
  
  	for (i = 0; i < ARRAY_SIZE(wpa_s) ; i++) {
  		p = os_strchr(cmd, ' ');
  		if (p == NULL)
  			return -1;
  		*p = '\0';
  
  		wpa_s[i] = global->ifaces;
  		for (; wpa_s[i]; wpa_s[i] = wpa_s[i]->next) {
  			if (os_strcmp(cmd, wpa_s[i]->ifname) == 0)
  				break;
  		}
  
  		if (!wpa_s[i]) {
  			wpa_printf(MSG_DEBUG,
  				   "CTRL_IFACE: Could not find iface=%s", cmd);
  			return -1;
  		}
  
  		cmd = p + 1;
  	}
  
  	return wpa_supplicant_ctrl_iface_dup_network(wpa_s[0], cmd, wpa_s[1]);
  }
  
  
  #ifndef CONFIG_NO_CONFIG_WRITE
  static int wpas_global_ctrl_iface_save_config(struct wpa_global *global)
  {
  	int ret = 0, saved = 0;
  	struct wpa_supplicant *wpa_s;
  
  	for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
  		if (!wpa_s->conf->update_config) {
  			wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Not allowed to update configuration (update_config=0)");
  			continue;
  		}
  
  		if (wpa_config_write(wpa_s->confname, wpa_s->conf)) {
  			wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Failed to update configuration");
  			ret = 1;
  		} else {
  			wpa_dbg(wpa_s, MSG_DEBUG, "CTRL_IFACE: SAVE_CONFIG - Configuration updated");
  			saved++;
  		}
  	}
  
  	if (!saved && !ret) {
  		wpa_dbg(wpa_s, MSG_DEBUG,
  			"CTRL_IFACE: SAVE_CONFIG - No configuration files could be updated");
  		ret = 1;
  	}
  
  	return ret;
  }
  #endif /* CONFIG_NO_CONFIG_WRITE */
  
  
  static int wpas_global_ctrl_iface_status(struct wpa_global *global,
  					 char *buf, size_t buflen)
  {
  	char *pos, *end;
  	int ret;
  	struct wpa_supplicant *wpa_s;
  
  	pos = buf;
  	end = buf + buflen;
  
  #ifdef CONFIG_P2P
  	if (global->p2p && !global->p2p_disabled) {
  		ret = os_snprintf(pos, end - pos, "p2p_device_address=" MACSTR
  				  "\n"
  				  "p2p_state=%s\n",
  				  MAC2STR(global->p2p_dev_addr),
  				  p2p_get_state_txt(global->p2p));
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	} else if (global->p2p) {
  		ret = os_snprintf(pos, end - pos, "p2p_state=DISABLED\n");
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  #endif /* CONFIG_P2P */
  
  #ifdef CONFIG_WIFI_DISPLAY
  	ret = os_snprintf(pos, end - pos, "wifi_display=%d\n",
  			  !!global->wifi_display);
  	if (os_snprintf_error(end - pos, ret))
  		return pos - buf;
  	pos += ret;
  #endif /* CONFIG_WIFI_DISPLAY */
  
  	for (wpa_s = global->ifaces; wpa_s; wpa_s = wpa_s->next) {
  		ret = os_snprintf(pos, end - pos, "ifname=%s\n"
  				  "address=" MACSTR "\n",
  				  wpa_s->ifname, MAC2STR(wpa_s->own_addr));
  		if (os_snprintf_error(end - pos, ret))
  			return pos - buf;
  		pos += ret;
  	}
  
  	return pos - buf;
  }
  
  
  #ifdef CONFIG_FST
  
  static int wpas_global_ctrl_iface_fst_attach(struct wpa_global *global,
  					     char *cmd, char *buf,
  					     size_t reply_size)
  {
  	char ifname[IFNAMSIZ + 1];
  	struct fst_iface_cfg cfg;
  	struct wpa_supplicant *wpa_s;
  	struct fst_wpa_obj iface_obj;
  
  	if (!fst_parse_attach_command(cmd, ifname, sizeof(ifname), &cfg)) {
  		wpa_s = wpa_supplicant_get_iface(global, ifname);
  		if (wpa_s) {
  			if (wpa_s->fst) {
  				wpa_printf(MSG_INFO, "FST: Already attached");
  				return -1;
  			}
  			fst_wpa_supplicant_fill_iface_obj(wpa_s, &iface_obj);
  			wpa_s->fst = fst_attach(ifname, wpa_s->own_addr,
  						&iface_obj, &cfg);
  			if (wpa_s->fst)
  				return os_snprintf(buf, reply_size, "OK\n");
  		}
  	}
  
  	return -1;
  }
  
  
  static int wpas_global_ctrl_iface_fst_detach(struct wpa_global *global,
  					     char *cmd, char *buf,
  					     size_t reply_size)
  {
  	char ifname[IFNAMSIZ + 1];
  	struct wpa_supplicant *wpa_s;
  
  	if (!fst_parse_detach_command(cmd, ifname, sizeof(ifname))) {
  		wpa_s = wpa_supplicant_get_iface(global, ifname);
  		if (wpa_s) {
  			if (!fst_iface_detach(ifname)) {
  				wpa_s->fst = NULL;
  				return os_snprintf(buf, reply_size, "OK\n");
  			}
  		}
  	}
  
  	return -1;
  }
  
  #endif /* CONFIG_FST */
  
  
  char * wpa_supplicant_global_ctrl_iface_process(struct wpa_global *global,
  						char *buf, size_t *resp_len)
  {
  	char *reply;
  	const int reply_size = 2048;
  	int reply_len;
  	int level = MSG_DEBUG;
  
  	if (os_strncmp(buf, "IFNAME=", 7) == 0) {
  		char *pos = os_strchr(buf + 7, ' ');
  		if (pos) {
  			*pos++ = '\0';
  			return wpas_global_ctrl_iface_ifname(global,
  							     buf + 7, pos,
  							     resp_len);
  		}
  	}
  
  	reply = wpas_global_ctrl_iface_redir(global, buf, resp_len);
  	if (reply)
  		return reply;
  
  	if (os_strcmp(buf, "PING") == 0)
  		level = MSG_EXCESSIVE;
  	wpa_hexdump_ascii(level, "RX global ctrl_iface",
  			  (const u8 *) buf, os_strlen(buf));
  
  	reply = os_malloc(reply_size);
  	if (reply == NULL) {
  		*resp_len = 1;
  		return NULL;
  	}
  
  	os_memcpy(reply, "OK\n", 3);
  	reply_len = 3;
  
  	if (os_strcmp(buf, "PING") == 0) {
  		os_memcpy(reply, "PONG\n", 5);
  		reply_len = 5;
  	} else if (os_strncmp(buf, "INTERFACE_ADD ", 14) == 0) {
  		if (wpa_supplicant_global_iface_add(global, buf + 14))
  			reply_len = -1;
  	} else if (os_strncmp(buf, "INTERFACE_REMOVE ", 17) == 0) {
  		if (wpa_supplicant_global_iface_remove(global, buf + 17))
  			reply_len = -1;
  	} else if (os_strcmp(buf, "INTERFACE_LIST") == 0) {
  		reply_len = wpa_supplicant_global_iface_list(
  			global, reply, reply_size);
  	} else if (os_strncmp(buf, "INTERFACES", 10) == 0) {
  		reply_len = wpa_supplicant_global_iface_interfaces(
  			global, buf + 10, reply, reply_size);
  #ifdef CONFIG_FST
  	} else if (os_strncmp(buf, "FST-ATTACH ", 11) == 0) {
  		reply_len = wpas_global_ctrl_iface_fst_attach(global, buf + 11,
  							      reply,
  							      reply_size);
  	} else if (os_strncmp(buf, "FST-DETACH ", 11) == 0) {
  		reply_len = wpas_global_ctrl_iface_fst_detach(global, buf + 11,
  							      reply,
  							      reply_size);
  	} else if (os_strncmp(buf, "FST-MANAGER ", 12) == 0) {
  		reply_len = fst_ctrl_iface_receive(buf + 12, reply, reply_size);
  #endif /* CONFIG_FST */
  	} else if (os_strcmp(buf, "TERMINATE") == 0) {
  		wpa_supplicant_terminate_proc(global);
  	} else if (os_strcmp(buf, "SUSPEND") == 0) {
  		wpas_notify_suspend(global);
  	} else if (os_strcmp(buf, "RESUME") == 0) {
  		wpas_notify_resume(global);
  	} else if (os_strncmp(buf, "SET ", 4) == 0) {
  		if (wpas_global_ctrl_iface_set(global, buf + 4)) {
  #ifdef CONFIG_P2P
  			if (global->p2p_init_wpa_s) {
  				os_free(reply);
  				/* Check if P2P redirection would work for this
  				 * command. */
  				return wpa_supplicant_ctrl_iface_process(
  					global->p2p_init_wpa_s,
  					buf, resp_len);
  			}
  #endif /* CONFIG_P2P */
  			reply_len = -1;
  		}
  	} else if (os_strncmp(buf, "DUP_NETWORK ", 12) == 0) {
  		if (wpas_global_ctrl_iface_dup_network(global, buf + 12))
  			reply_len = -1;
  #ifndef CONFIG_NO_CONFIG_WRITE
  	} else if (os_strcmp(buf, "SAVE_CONFIG") == 0) {
  		if (wpas_global_ctrl_iface_save_config(global))
  			reply_len = -1;
  #endif /* CONFIG_NO_CONFIG_WRITE */
  	} else if (os_strcmp(buf, "STATUS") == 0) {
  		reply_len = wpas_global_ctrl_iface_status(global, reply,
  							  reply_size);
  #ifdef CONFIG_MODULE_TESTS
  	} else if (os_strcmp(buf, "MODULE_TESTS") == 0) {
  		if (wpas_module_tests() < 0)
  			reply_len = -1;
  #endif /* CONFIG_MODULE_TESTS */
  	} else if (os_strncmp(buf, "RELOG", 5) == 0) {
  		if (wpa_debug_reopen_file() < 0)
  			reply_len = -1;
  	} else {
  		os_memcpy(reply, "UNKNOWN COMMAND\n", 16);
  		reply_len = 16;
  	}
  
  	if (reply_len < 0) {
  		os_memcpy(reply, "FAIL\n", 5);
  		reply_len = 5;
  	}
  
  	*resp_len = reply_len;
  	return reply;
  }
  