text: /*
   * wpa_supplicant/hostapd control interface library
   * Copyright (c) 2004-2017, Jouni Malinen <j@w1.fi>
   *
   * This software may be distributed under the terms of the BSD license.
   * See README for more details.
   */
  
  #ifndef WPA_CTRL_H
  #define WPA_CTRL_H
  
  #ifdef  __cplusplus
  extern "C" {
  #endif
  
  /* wpa_supplicant control interface - fixed message prefixes */
  
  /** Interactive request for identity/password/pin */
  #define WPA_CTRL_REQ "CTRL-REQ-"
  
  /** Response to identity/password/pin request */
  #define WPA_CTRL_RSP "CTRL-RSP-"
  
  /* Event messages with fixed prefix */
  /** Authentication completed successfully and data connection enabled */
  #define WPA_EVENT_CONNECTED "CTRL-EVENT-CONNECTED "
  /** Disconnected, data connection is not available */
  #define WPA_EVENT_DISCONNECTED "CTRL-EVENT-DISCONNECTED "
  /** Association rejected during connection attempt */
  #define WPA_EVENT_ASSOC_REJECT "CTRL-EVENT-ASSOC-REJECT "
  /** Authentication rejected during connection attempt */
  #define WPA_EVENT_AUTH_REJECT "CTRL-EVENT-AUTH-REJECT "
  /** wpa_supplicant is exiting */
  #define WPA_EVENT_TERMINATING "CTRL-EVENT-TERMINATING "
  /** Password change was completed successfully */
  #define WPA_EVENT_PASSWORD_CHANGED "CTRL-EVENT-PASSWORD-CHANGED "
  /** EAP-Request/Notification received */
  #define WPA_EVENT_EAP_NOTIFICATION "CTRL-EVENT-EAP-NOTIFICATION "
  /** EAP authentication started (EAP-Request/Identity received) */
  #define WPA_EVENT_EAP_STARTED "CTRL-EVENT-EAP-STARTED "
  /** EAP method proposed by the server */
  #define WPA_EVENT_EAP_PROPOSED_METHOD "CTRL-EVENT-EAP-PROPOSED-METHOD "
  /** EAP method selected */
  #define WPA_EVENT_EAP_METHOD "CTRL-EVENT-EAP-METHOD "
  /** EAP peer certificate from TLS */
  #define WPA_EVENT_EAP_PEER_CERT "CTRL-EVENT-EAP-PEER-CERT "
  /** EAP peer certificate alternative subject name component from TLS */
  #define WPA_EVENT_EAP_PEER_ALT "CTRL-EVENT-EAP-PEER-ALT "
  /** EAP TLS certificate chain validation error */
  #define WPA_EVENT_EAP_TLS_CERT_ERROR "CTRL-EVENT-EAP-TLS-CERT-ERROR "
  /** EAP status */
  #define WPA_EVENT_EAP_STATUS "CTRL-EVENT-EAP-STATUS "
  /** Retransmit the previous request packet */
  #define WPA_EVENT_EAP_RETRANSMIT "CTRL-EVENT-EAP-RETRANSMIT "
  #define WPA_EVENT_EAP_RETRANSMIT2 "CTRL-EVENT-EAP-RETRANSMIT2 "
  /** EAP authentication completed successfully */
  #define WPA_EVENT_EAP_SUCCESS "CTRL-EVENT-EAP-SUCCESS "
  #define WPA_EVENT_EAP_SUCCESS2 "CTRL-EVENT-EAP-SUCCESS2 "
  /** EAP authentication failed (EAP-Failure received) */
  #define WPA_EVENT_EAP_FAILURE "CTRL-EVENT-EAP-FAILURE "
  #define WPA_EVENT_EAP_FAILURE2 "CTRL-EVENT-EAP-FAILURE2 "
  /** EAP authentication failed due to no response received */
  #define WPA_EVENT_EAP_TIMEOUT_FAILURE "CTRL-EVENT-EAP-TIMEOUT-FAILURE "
  #define WPA_EVENT_EAP_TIMEOUT_FAILURE2 "CTRL-EVENT-EAP-TIMEOUT-FAILURE2 "
  #define WPA_EVENT_EAP_ERROR_CODE "EAP-ERROR-CODE "
  /** Network block temporarily disabled (e.g., due to authentication failure) */
  #define WPA_EVENT_TEMP_DISABLED "CTRL-EVENT-SSID-TEMP-DISABLED "
  /** Temporarily disabled network block re-enabled */
  #define WPA_EVENT_REENABLED "CTRL-EVENT-SSID-REENABLED "
  /** New scan started */
  #define WPA_EVENT_SCAN_STARTED "CTRL-EVENT-SCAN-STARTED "
  /** New scan results available */
  #define WPA_EVENT_SCAN_RESULTS "CTRL-EVENT-SCAN-RESULTS "
  /** Scan command failed */
  #define WPA_EVENT_SCAN_FAILED "CTRL-EVENT-SCAN-FAILED "
  /** wpa_supplicant state change */
  #define WPA_EVENT_STATE_CHANGE "CTRL-EVENT-STATE-CHANGE "
  /** A new BSS entry was added (followed by BSS entry id and BSSID) */
  #define WPA_EVENT_BSS_ADDED "CTRL-EVENT-BSS-ADDED "
  /** A BSS entry was removed (followed by BSS entry id and BSSID) */
  #define WPA_EVENT_BSS_REMOVED "CTRL-EVENT-BSS-REMOVED "
  /** No suitable network was found */
  #define WPA_EVENT_NETWORK_NOT_FOUND "CTRL-EVENT-NETWORK-NOT-FOUND "
  /** Change in the signal level was reported by the driver */
  #define WPA_EVENT_SIGNAL_CHANGE "CTRL-EVENT-SIGNAL-CHANGE "
  /** Beacon loss reported by the driver */
  #define WPA_EVENT_BEACON_LOSS "CTRL-EVENT-BEACON-LOSS "
  /** Regulatory domain channel */
  #define WPA_EVENT_REGDOM_CHANGE "CTRL-EVENT-REGDOM-CHANGE "
  /** Channel switch (followed by freq=<MHz> and other channel parameters) */
  #define WPA_EVENT_CHANNEL_SWITCH "CTRL-EVENT-CHANNEL-SWITCH "
  /** SAE authentication failed due to unknown password identifier */
  #define WPA_EVENT_SAE_UNKNOWN_PASSWORD_IDENTIFIER \
  	"CTRL-EVENT-SAE-UNKNOWN-PASSWORD-IDENTIFIER "
  
  /** IP subnet status change notification
   *
   * When using an offloaded roaming mechanism where driver/firmware takes care
   * of roaming and IP subnet validation checks post-roaming, this event can
   * indicate whether IP subnet has changed.
   *
   * The event has a status=<0/1/2> parameter where
   * 0 = unknown
   * 1 = IP subnet unchanged (can continue to use the old IP address)
   * 2 = IP subnet changed (need to get a new IP address)
   */
  #define WPA_EVENT_SUBNET_STATUS_UPDATE "CTRL-EVENT-SUBNET-STATUS-UPDATE "
  
  /** RSN IBSS 4-way handshakes completed with specified peer */
  #define IBSS_RSN_COMPLETED "IBSS-RSN-COMPLETED "
  
  /** Notification of frequency conflict due to a concurrent operation.
   *
   * The indicated network is disabled and needs to be re-enabled before it can
   * be used again.
   */
  #define WPA_EVENT_FREQ_CONFLICT "CTRL-EVENT-FREQ-CONFLICT "
  /** Frequency ranges that the driver recommends to avoid */
  #define WPA_EVENT_AVOID_FREQ "CTRL-EVENT-AVOID-FREQ "
  /** WPS overlap detected in PBC mode */
  #define WPS_EVENT_OVERLAP "WPS-OVERLAP-DETECTED "
  /** Available WPS AP with active PBC found in scan results */
  #define WPS_EVENT_AP_AVAILABLE_PBC "WPS-AP-AVAILABLE-PBC "
  /** Available WPS AP with our address as authorized in scan results */
  #define WPS_EVENT_AP_AVAILABLE_AUTH "WPS-AP-AVAILABLE-AUTH "
  /** Available WPS AP with recently selected PIN registrar found in scan results
   */
  #define WPS_EVENT_AP_AVAILABLE_PIN "WPS-AP-AVAILABLE-PIN "
  /** Available WPS AP found in scan results */
  #define WPS_EVENT_AP_AVAILABLE "WPS-AP-AVAILABLE "
  /** A new credential received */
  #define WPS_EVENT_CRED_RECEIVED "WPS-CRED-RECEIVED "
  /** M2D received */
  #define WPS_EVENT_M2D "WPS-M2D "
  /** WPS registration failed after M2/M2D */
  #define WPS_EVENT_FAIL "WPS-FAIL "
  /** WPS registration completed successfully */
  #define WPS_EVENT_SUCCESS "WPS-SUCCESS "
  /** WPS enrollment attempt timed out and was terminated */
  #define WPS_EVENT_TIMEOUT "WPS-TIMEOUT "
  /* PBC mode was activated */
  #define WPS_EVENT_ACTIVE "WPS-PBC-ACTIVE "
  /* PBC mode was disabled */
  #define WPS_EVENT_DISABLE "WPS-PBC-DISABLE "
  
  #define WPS_EVENT_ENROLLEE_SEEN "WPS-ENROLLEE-SEEN "
  
  #define WPS_EVENT_OPEN_NETWORK "WPS-OPEN-NETWORK "
  
  /* WPS ER events */
  #define WPS_EVENT_ER_AP_ADD "WPS-ER-AP-ADD "
  #define WPS_EVENT_ER_AP_REMOVE "WPS-ER-AP-REMOVE "
  #define WPS_EVENT_ER_ENROLLEE_ADD "WPS-ER-ENROLLEE-ADD "
  #define WPS_EVENT_ER_ENROLLEE_REMOVE "WPS-ER-ENROLLEE-REMOVE "
  #define WPS_EVENT_ER_AP_SETTINGS "WPS-ER-AP-SETTINGS "
  #define WPS_EVENT_ER_SET_SEL_REG "WPS-ER-AP-SET-SEL-REG "
  
  /* DPP events */
  #define DPP_EVENT_AUTH_SUCCESS "DPP-AUTH-SUCCESS "
  #define DPP_EVENT_AUTH_INIT_FAILED "DPP-AUTH-INIT-FAILED "
  #define DPP_EVENT_NOT_COMPATIBLE "DPP-NOT-COMPATIBLE "
  #define DPP_EVENT_RESPONSE_PENDING "DPP-RESPONSE-PENDING "
  #define DPP_EVENT_SCAN_PEER_QR_CODE "DPP-SCAN-PEER-QR-CODE "
  #define DPP_EVENT_AUTH_DIRECTION "DPP-AUTH-DIRECTION "
  #define DPP_EVENT_CONF_RECEIVED "DPP-CONF-RECEIVED "
  #define DPP_EVENT_CONF_SENT "DPP-CONF-SENT "
  #define DPP_EVENT_CONF_FAILED "DPP-CONF-FAILED "
  #define DPP_EVENT_CONFOBJ_AKM "DPP-CONFOBJ-AKM "
  #define DPP_EVENT_CONFOBJ_SSID "DPP-CONFOBJ-SSID "
  #define DPP_EVENT_CONFOBJ_PASS "DPP-CONFOBJ-PASS "
  #define DPP_EVENT_CONFOBJ_PSK "DPP-CONFOBJ-PSK "
  #define DPP_EVENT_CONNECTOR "DPP-CONNECTOR "
  #define DPP_EVENT_C_SIGN_KEY "DPP-C-SIGN-KEY "
  #define DPP_EVENT_NET_ACCESS_KEY "DPP-NET-ACCESS-KEY "
  #define DPP_EVENT_MISSING_CONNECTOR "DPP-MISSING-CONNECTOR "
  #define DPP_EVENT_NETWORK_ID "DPP-NETWORK-ID "
  #define DPP_EVENT_RX "DPP-RX "
  #define DPP_EVENT_TX "DPP-TX "
  #define DPP_EVENT_TX_STATUS "DPP-TX-STATUS "
  #define DPP_EVENT_FAIL "DPP-FAIL "
  #define DPP_EVENT_PKEX_T_LIMIT "DPP-PKEX-T-LIMIT "
  #define DPP_EVENT_INTRO "DPP-INTRO "
  #define DPP_EVENT_CONF_REQ_RX "DPP-CONF-REQ-RX "
  
  /* MESH events */
  #define MESH_GROUP_STARTED "MESH-GROUP-STARTED "
  #define MESH_GROUP_REMOVED "MESH-GROUP-REMOVED "
  #define MESH_PEER_CONNECTED "MESH-PEER-CONNECTED "
  #define MESH_PEER_DISCONNECTED "MESH-PEER-DISCONNECTED "
  /** Mesh SAE authentication failure. Wrong password suspected. */
  #define MESH_SAE_AUTH_FAILURE "MESH-SAE-AUTH-FAILURE "
  #define MESH_SAE_AUTH_BLOCKED "MESH-SAE-AUTH-BLOCKED "
  
  /* WMM AC events */
  #define WMM_AC_EVENT_TSPEC_ADDED "TSPEC-ADDED "
  #define WMM_AC_EVENT_TSPEC_REMOVED "TSPEC-REMOVED "
  #define WMM_AC_EVENT_TSPEC_REQ_FAILED "TSPEC-REQ-FAILED "
  
  /** P2P device found */
  #define P2P_EVENT_DEVICE_FOUND "P2P-DEVICE-FOUND "
  
  /** P2P device lost */
  #define P2P_EVENT_DEVICE_LOST "P2P-DEVICE-LOST "
  
  /** A P2P device requested GO negotiation, but we were not ready to start the
   * negotiation */
  #define P2P_EVENT_GO_NEG_REQUEST "P2P-GO-NEG-REQUEST "
  #define P2P_EVENT_GO_NEG_SUCCESS "P2P-GO-NEG-SUCCESS "
  #define P2P_EVENT_GO_NEG_FAILURE "P2P-GO-NEG-FAILURE "
  #define P2P_EVENT_GROUP_FORMATION_SUCCESS "P2P-GROUP-FORMATION-SUCCESS "
  #define P2P_EVENT_GROUP_FORMATION_FAILURE "P2P-GROUP-FORMATION-FAILURE "
  #define P2P_EVENT_GROUP_STARTED "P2P-GROUP-STARTED "
  #define P2P_EVENT_GROUP_REMOVED "P2P-GROUP-REMOVED "
  #define P2P_EVENT_CROSS_CONNECT_ENABLE "P2P-CROSS-CONNECT-ENABLE "
  #define P2P_EVENT_CROSS_CONNECT_DISABLE "P2P-CROSS-CONNECT-DISABLE "
  /* parameters: <peer address> <PIN> */
  #define P2P_EVENT_PROV_DISC_SHOW_PIN "P2P-PROV-DISC-SHOW-PIN "
  /* parameters: <peer address> */
  #define P2P_EVENT_PROV_DISC_ENTER_PIN "P2P-PROV-DISC-ENTER-PIN "
  /* parameters: <peer address> */
  #define P2P_EVENT_PROV_DISC_PBC_REQ "P2P-PROV-DISC-PBC-REQ "
  /* parameters: <peer address> */
  #define P2P_EVENT_PROV_DISC_PBC_RESP "P2P-PROV-DISC-PBC-RESP "
  /* parameters: <peer address> <status> */
  #define P2P_EVENT_PROV_DISC_FAILURE "P2P-PROV-DISC-FAILURE"
  /* parameters: <freq> <src addr> <dialog token> <update indicator> <TLVs> */
  #define P2P_EVENT_SERV_DISC_REQ "P2P-SERV-DISC-REQ "
  /* parameters: <src addr> <update indicator> <TLVs> */
  #define P2P_EVENT_SERV_DISC_RESP "P2P-SERV-DISC-RESP "
  #define P2P_EVENT_SERV_ASP_RESP "P2P-SERV-ASP-RESP "
  #define P2P_EVENT_INVITATION_RECEIVED "P2P-INVITATION-RECEIVED "
  #define P2P_EVENT_INVITATION_RESULT "P2P-INVITATION-RESULT "
  #define P2P_EVENT_INVITATION_ACCEPTED "P2P-INVITATION-ACCEPTED "
  #define P2P_EVENT_FIND_STOPPED "P2P-FIND-STOPPED "
  #define P2P_EVENT_PERSISTENT_PSK_FAIL "P2P-PERSISTENT-PSK-FAIL id="
  #define P2P_EVENT_PRESENCE_RESPONSE "P2P-PRESENCE-RESPONSE "
  #define P2P_EVENT_NFC_BOTH_GO "P2P-NFC-BOTH-GO "
  #define P2P_EVENT_NFC_PEER_CLIENT "P2P-NFC-PEER-CLIENT "
  #define P2P_EVENT_NFC_WHILE_CLIENT "P2P-NFC-WHILE-CLIENT "
  #define P2P_EVENT_FALLBACK_TO_GO_NEG "P2P-FALLBACK-TO-GO-NEG "
  #define P2P_EVENT_FALLBACK_TO_GO_NEG_ENABLED "P2P-FALLBACK-TO-GO-NEG-ENABLED "
  
  /* parameters: <PMF enabled> <timeout in ms> <Session Information URL> */
  #define ESS_DISASSOC_IMMINENT "ESS-DISASSOC-IMMINENT "
  #define P2P_EVENT_REMOVE_AND_REFORM_GROUP "P2P-REMOVE-AND-REFORM-GROUP "
  
  #define P2P_EVENT_P2PS_PROVISION_START "P2PS-PROV-START "
  #define P2P_EVENT_P2PS_PROVISION_DONE "P2PS-PROV-DONE "
  
  #define INTERWORKING_AP "INTERWORKING-AP "
  #define INTERWORKING_BLACKLISTED "INTERWORKING-BLACKLISTED "
  #define INTERWORKING_NO_MATCH "INTERWORKING-NO-MATCH "
  #define INTERWORKING_ALREADY_CONNECTED "INTERWORKING-ALREADY-CONNECTED "
  #define INTERWORKING_SELECTED "INTERWORKING-SELECTED "
  
  /* Credential block added; parameters: <id> */
  #define CRED_ADDED "CRED-ADDED "
  /* Credential block modified; parameters: <id> <field> */
  #define CRED_MODIFIED "CRED-MODIFIED "
  /* Credential block removed; parameters: <id> */
  #define CRED_REMOVED "CRED-REMOVED "
  
  #define GAS_RESPONSE_INFO "GAS-RESPONSE-INFO "
  /* parameters: <addr> <dialog_token> <freq> */
  #define GAS_QUERY_START "GAS-QUERY-START "
  /* parameters: <addr> <dialog_token> <freq> <status_code> <result> */
  #define GAS_QUERY_DONE "GAS-QUERY-DONE "
  
  /* parameters: <addr> <result> */
  #define ANQP_QUERY_DONE "ANQP-QUERY-DONE "
  
  #define RX_ANQP "RX-ANQP "
  #define RX_HS20_ANQP "RX-HS20-ANQP "
  #define RX_HS20_ANQP_ICON "RX-HS20-ANQP-ICON "
  #define RX_HS20_ICON "RX-HS20-ICON "
  #define RX_MBO_ANQP "RX-MBO-ANQP "
  
  #define HS20_SUBSCRIPTION_REMEDIATION "HS20-SUBSCRIPTION-REMEDIATION "
  #define HS20_DEAUTH_IMMINENT_NOTICE "HS20-DEAUTH-IMMINENT-NOTICE "
  
  #define EXT_RADIO_WORK_START "EXT-RADIO-WORK-START "
  #define EXT_RADIO_WORK_TIMEOUT "EXT-RADIO-WORK-TIMEOUT "
  
  #define RRM_EVENT_NEIGHBOR_REP_RXED "RRM-NEIGHBOR-REP-RECEIVED "
  #define RRM_EVENT_NEIGHBOR_REP_FAILED "RRM-NEIGHBOR-REP-REQUEST-FAILED "
  
  /* hostapd control interface - fixed message prefixes */
  #define WPS_EVENT_PIN_NEEDED "WPS-PIN-NEEDED "
  #define WPS_EVENT_NEW_AP_SETTINGS "WPS-NEW-AP-SETTINGS "
  #define WPS_EVENT_REG_SUCCESS "WPS-REG-SUCCESS "
  #define WPS_EVENT_AP_SETUP_LOCKED "WPS-AP-SETUP-LOCKED "
  #define WPS_EVENT_AP_SETUP_UNLOCKED "WPS-AP-SETUP-UNLOCKED "
  #define WPS_EVENT_AP_PIN_ENABLED "WPS-AP-PIN-ENABLED "
  #define WPS_EVENT_AP_PIN_DISABLED "WPS-AP-PIN-DISABLED "
  #define AP_STA_CONNECTED "AP-STA-CONNECTED "
  #define AP_STA_DISCONNECTED "AP-STA-DISCONNECTED "
  #define AP_STA_POSSIBLE_PSK_MISMATCH "AP-STA-POSSIBLE-PSK-MISMATCH "
  #define AP_STA_POLL_OK "AP-STA-POLL-OK "
  
  #define AP_REJECTED_MAX_STA "AP-REJECTED-MAX-STA "
  #define AP_REJECTED_BLOCKED_STA "AP-REJECTED-BLOCKED-STA "
  
  #define AP_EVENT_ENABLED "AP-ENABLED "
  #define AP_EVENT_DISABLED "AP-DISABLED "
  
  #define INTERFACE_ENABLED "INTERFACE-ENABLED "
  #define INTERFACE_DISABLED "INTERFACE-DISABLED "
  
  #define ACS_EVENT_STARTED "ACS-STARTED "
  #define ACS_EVENT_COMPLETED "ACS-COMPLETED "
  #define ACS_EVENT_FAILED "ACS-FAILED "
  
  #define DFS_EVENT_RADAR_DETECTED "DFS-RADAR-DETECTED "
  #define DFS_EVENT_NEW_CHANNEL "DFS-NEW-CHANNEL "
  #define DFS_EVENT_CAC_START "DFS-CAC-START "
  #define DFS_EVENT_CAC_COMPLETED "DFS-CAC-COMPLETED "
  #define DFS_EVENT_NOP_FINISHED "DFS-NOP-FINISHED "
  #define DFS_EVENT_PRE_CAC_EXPIRED "DFS-PRE-CAC-EXPIRED "
  
  #define AP_CSA_FINISHED "AP-CSA-FINISHED "
  
  #define P2P_EVENT_LISTEN_OFFLOAD_STOP "P2P-LISTEN-OFFLOAD-STOPPED "
  #define P2P_LISTEN_OFFLOAD_STOP_REASON "P2P-LISTEN-OFFLOAD-STOP-REASON "
  
  /* BSS Transition Management Response frame received */
  #define BSS_TM_RESP "BSS-TM-RESP "
  
  /* MBO IE with cellular data connection preference received */
  #define MBO_CELL_PREFERENCE "MBO-CELL-PREFERENCE "
  
  /* BSS Transition Management Request received with MBO transition reason */
  #define MBO_TRANSITION_REASON "MBO-TRANSITION-REASON "
  
  /* parameters: <STA address> <dialog token> <ack=0/1> */
  #define BEACON_REQ_TX_STATUS "BEACON-REQ-TX-STATUS "
  /* parameters: <STA address> <dialog token> <report mode> <beacon report> */
  #define BEACON_RESP_RX "BEACON-RESP-RX "
  
  /* PMKSA cache entry added; parameters: <BSSID> <network_id> */
  #define PMKSA_CACHE_ADDED "PMKSA-CACHE-ADDED "
  /* PMKSA cache entry removed; parameters: <BSSID> <network_id> */
  #define PMKSA_CACHE_REMOVED "PMKSA-CACHE-REMOVED "
  
  /* FILS HLP Container receive; parameters: dst=<addr> src=<addr> frame=<hexdump>
   */
  #define FILS_HLP_RX "FILS-HLP-RX "
  
  /* Event to indicate Probe Request frame;
   * parameters: sa=<STA MAC address> signal=<signal> */
  #define RX_PROBE_REQUEST "RX-PROBE-REQUEST "
  
  /* Event to indicate station's HT/VHT operation mode change information */
  #define STA_OPMODE_MAX_BW_CHANGED "STA-OPMODE-MAX-BW-CHANGED "
  #define STA_OPMODE_SMPS_MODE_CHANGED "STA-OPMODE-SMPS-MODE-CHANGED "
  #define STA_OPMODE_N_SS_CHANGED "STA-OPMODE-N_SS-CHANGED "
  
  /* BSS command information masks */
  
  #define WPA_BSS_MASK_ALL		0xFFFDFFFF
  #define WPA_BSS_MASK_ID			BIT(0)
  #define WPA_BSS_MASK_BSSID		BIT(1)
  #define WPA_BSS_MASK_FREQ		BIT(2)
  #define WPA_BSS_MASK_BEACON_INT		BIT(3)
  #define WPA_BSS_MASK_CAPABILITIES	BIT(4)
  #define WPA_BSS_MASK_QUAL		BIT(5)
  #define WPA_BSS_MASK_NOISE		BIT(6)
  #define WPA_BSS_MASK_LEVEL		BIT(7)
  #define WPA_BSS_MASK_TSF		BIT(8)
  #define WPA_BSS_MASK_AGE		BIT(9)
  #define WPA_BSS_MASK_IE			BIT(10)
  #define WPA_BSS_MASK_FLAGS		BIT(11)
  #define WPA_BSS_MASK_SSID		BIT(12)
  #define WPA_BSS_MASK_WPS_SCAN		BIT(13)
  #define WPA_BSS_MASK_P2P_SCAN		BIT(14)
  #define WPA_BSS_MASK_INTERNETW		BIT(15)
  #define WPA_BSS_MASK_WIFI_DISPLAY	BIT(16)
  #define WPA_BSS_MASK_DELIM		BIT(17)
  #define WPA_BSS_MASK_MESH_SCAN		BIT(18)
  #define WPA_BSS_MASK_SNR		BIT(19)
  #define WPA_BSS_MASK_EST_THROUGHPUT	BIT(20)
  #define WPA_BSS_MASK_FST		BIT(21)
  #define WPA_BSS_MASK_UPDATE_IDX		BIT(22)
  #define WPA_BSS_MASK_BEACON_IE		BIT(23)
  #define WPA_BSS_MASK_FILS_INDICATION	BIT(24)
  
  
  /* VENDOR_ELEM_* frame id values */
  enum wpa_vendor_elem_frame {
  	VENDOR_ELEM_PROBE_REQ_P2P = 0,
  	VENDOR_ELEM_PROBE_RESP_P2P = 1,
  	VENDOR_ELEM_PROBE_RESP_P2P_GO = 2,
  	VENDOR_ELEM_BEACON_P2P_GO = 3,
  	VENDOR_ELEM_P2P_PD_REQ = 4,
  	VENDOR_ELEM_P2P_PD_RESP = 5,
  	VENDOR_ELEM_P2P_GO_NEG_REQ = 6,
  	VENDOR_ELEM_P2P_GO_NEG_RESP = 7,
  	VENDOR_ELEM_P2P_GO_NEG_CONF = 8,
  	VENDOR_ELEM_P2P_INV_REQ = 9,
  	VENDOR_ELEM_P2P_INV_RESP = 10,
  	VENDOR_ELEM_P2P_ASSOC_REQ = 11,
  	VENDOR_ELEM_P2P_ASSOC_RESP = 12,
  	VENDOR_ELEM_ASSOC_REQ = 13,
  	VENDOR_ELEM_PROBE_REQ = 14,
  	NUM_VENDOR_ELEM_FRAMES
  };
  
  
  /* wpa_supplicant/hostapd control interface access */
  
  /**
   * wpa_ctrl_open - Open a control interface to wpa_supplicant/hostapd
   * @ctrl_path: Path for UNIX domain sockets; ignored if UDP sockets are used.
   * Returns: Pointer to abstract control interface data or %NULL on failure
   *
   * This function is used to open a control interface to wpa_supplicant/hostapd.
   * ctrl_path is usually /var/run/wpa_supplicant or /var/run/hostapd. This path
   * is configured in wpa_supplicant/hostapd and other programs using the control
   * interface need to use matching path configuration.
   */
  struct wpa_ctrl * wpa_ctrl_open(const char *ctrl_path);
  
  /**
   * wpa_ctrl_open2 - Open a control interface to wpa_supplicant/hostapd
   * @ctrl_path: Path for UNIX domain sockets; ignored if UDP sockets are used.
   * @cli_path: Path for client UNIX domain sockets; ignored if UDP socket
   *            is used.
   * Returns: Pointer to abstract control interface data or %NULL on failure
   *
   * This function is used to open a control interface to wpa_supplicant/hostapd
   * when the socket path for client need to be specified explicitly. Default
   * ctrl_path is usually /var/run/wpa_supplicant or /var/run/hostapd and client
   * socket path is /tmp.
   */
  struct wpa_ctrl * wpa_ctrl_open2(const char *ctrl_path, const char *cli_path);
  
  
  /**
   * wpa_ctrl_close - Close a control interface to wpa_supplicant/hostapd
   * @ctrl: Control interface data from wpa_ctrl_open()
   *
   * This function is used to close a control interface.
   */
  void wpa_ctrl_close(struct wpa_ctrl *ctrl);
  
  
  /**
   * wpa_ctrl_request - Send a command to wpa_supplicant/hostapd
   * @ctrl: Control interface data from wpa_ctrl_open()
   * @cmd: Command; usually, ASCII text, e.g., "PING"
   * @cmd_len: Length of the cmd in bytes
   * @reply: Buffer for the response
   * @reply_len: Reply buffer length
   * @msg_cb: Callback function for unsolicited messages or %NULL if not used
   * Returns: 0 on success, -1 on error (send or receive failed), -2 on timeout
   *
   * This function is used to send commands to wpa_supplicant/hostapd. Received
   * response will be written to reply and reply_len is set to the actual length
   * of the reply. This function will block for up to 10 seconds while waiting
   * for the reply. If unsolicited messages are received, the blocking time may
   * be longer.
   *
   * msg_cb can be used to register a callback function that will be called for
   * unsolicited messages received while waiting for the command response. These
   * messages may be received if wpa_ctrl_request() is called at the same time as
   * wpa_supplicant/hostapd is sending such a message. This can happen only if
   * the program has used wpa_ctrl_attach() to register itself as a monitor for
   * event messages. Alternatively to msg_cb, programs can register two control
   * interface connections and use one of them for commands and the other one for
   * receiving event messages, in other words, call wpa_ctrl_attach() only for
   * the control interface connection that will be used for event messages.
   */
  int wpa_ctrl_request(struct wpa_ctrl *ctrl, const char *cmd, size_t cmd_len,
  		     char *reply, size_t *reply_len,
  		     void (*msg_cb)(char *msg, size_t len));
  
  
  /**
   * wpa_ctrl_attach - Register as an event monitor for the control interface
   * @ctrl: Control interface data from wpa_ctrl_open()
   * Returns: 0 on success, -1 on failure, -2 on timeout
   *
   * This function registers the control interface connection as a monitor for
   * wpa_supplicant/hostapd events. After a success wpa_ctrl_attach() call, the
   * control interface connection starts receiving event messages that can be
   * read with wpa_ctrl_recv().
   */
  int wpa_ctrl_attach(struct wpa_ctrl *ctrl);
  
  
  /**
   * wpa_ctrl_detach - Unregister event monitor from the control interface
   * @ctrl: Control interface data from wpa_ctrl_open()
   * Returns: 0 on success, -1 on failure, -2 on timeout
   *
   * This function unregisters the control interface connection as a monitor for
   * wpa_supplicant/hostapd events, i.e., cancels the registration done with
   * wpa_ctrl_attach().
   */
  int wpa_ctrl_detach(struct wpa_ctrl *ctrl);
  
  
  /**
   * wpa_ctrl_recv - Receive a pending control interface message
   * @ctrl: Control interface data from wpa_ctrl_open()
   * @reply: Buffer for the message data
   * @reply_len: Length of the reply buffer
   * Returns: 0 on success, -1 on failure
   *
   * This function will receive a pending control interface message. The received
   * response will be written to reply and reply_len is set to the actual length
   * of the reply.
  
   * wpa_ctrl_recv() is only used for event messages, i.e., wpa_ctrl_attach()
   * must have been used to register the control interface as an event monitor.
   */
  int wpa_ctrl_recv(struct wpa_ctrl *ctrl, char *reply, size_t *reply_len);
  
  
  /**
   * wpa_ctrl_pending - Check whether there are pending event messages
   * @ctrl: Control interface data from wpa_ctrl_open()
   * Returns: 1 if there are pending messages, 0 if no, or -1 on error
   *
   * This function will check whether there are any pending control interface
   * message available to be received with wpa_ctrl_recv(). wpa_ctrl_pending() is
   * only used for event messages, i.e., wpa_ctrl_attach() must have been used to
   * register the control interface as an event monitor.
   */
  int wpa_ctrl_pending(struct wpa_ctrl *ctrl);
  
  
  /**
   * wpa_ctrl_get_fd - Get file descriptor used by the control interface
   * @ctrl: Control interface data from wpa_ctrl_open()
   * Returns: File descriptor used for the connection
   *
   * This function can be used to get the file descriptor that is used for the
   * control interface connection. The returned value can be used, e.g., with
   * select() while waiting for multiple events.
   *
   * The returned file descriptor must not be used directly for sending or
   * receiving packets; instead, the library functions wpa_ctrl_request() and
   * wpa_ctrl_recv() must be used for this.
   */
  int wpa_ctrl_get_fd(struct wpa_ctrl *ctrl);
  
  #ifdef ANDROID
  /**
   * wpa_ctrl_cleanup() - Delete any local UNIX domain socket files that
   * may be left over from clients that were previously connected to
   * wpa_supplicant. This keeps these files from being orphaned in the
   * event of crashes that prevented them from being removed as part
   * of the normal orderly shutdown.
   */
  void wpa_ctrl_cleanup(void);
  #endif /* ANDROID */
  
  #ifdef CONFIG_CTRL_IFACE_UDP
  /* Port range for multiple wpa_supplicant instances and multiple VIFs */
  #define WPA_CTRL_IFACE_PORT 9877
  #define WPA_CTRL_IFACE_PORT_LIMIT 50 /* decremented from start */
  #define WPA_GLOBAL_CTRL_IFACE_PORT 9878
  #define WPA_GLOBAL_CTRL_IFACE_PORT_LIMIT 20 /* incremented from start */
  
  char * wpa_ctrl_get_remote_ifname(struct wpa_ctrl *ctrl);
  #endif /* CONFIG_CTRL_IFACE_UDP */
  
  
  #ifdef  __cplusplus
  }
  #endif
  
  #endif /* WPA_CTRL_H */
  