src/ap/ap_config.h - vendor/opensource/hostap - Git at Google

 /*
  * hostapd / Configuration definitions and helpers functions
  * Copyright (c) 2003-2012, Jouni Malinen <j@w1.fi>
  *
  * This software may be distributed under the terms of the BSD license.
  * See README for more details.
  */

 #ifndef HOSTAPD_CONFIG_H
 #define HOSTAPD_CONFIG_H

 #include "common/defs.h"
 #include "ip_addr.h"
 #include "common/wpa_common.h"
 #include "common/ieee802_11_defs.h"
 #include "common/ieee802_11_common.h"
 #include "wps/wps.h"

 /**
  * mesh_conf - local MBSS state and settings
  */
 struct mesh_conf {
 	u8 meshid[32];
 	u8 meshid_len;
 	/* Active Path Selection Protocol Identifier */
 	u8 mesh_pp_id;
 	/* Active Path Selection Metric Identifier */
 	u8 mesh_pm_id;
 	/* Congestion Control Mode Identifier */
 	u8 mesh_cc_id;
 	/* Synchronization Protocol Identifier */
 	u8 mesh_sp_id;
 	/* Authentication Protocol Identifier */
 	u8 mesh_auth_id;
 	u8 *ies;
 	int ie_len;
 #define MESH_CONF_SEC_NONE BIT(0)
 #define MESH_CONF_SEC_AUTH BIT(1)
 #define MESH_CONF_SEC_AMPE BIT(2)
 	unsigned int security;
 	int dot11MeshMaxRetries;
 	int dot11MeshRetryTimeout; /* msec */
 	int dot11MeshConfirmTimeout; /* msec */
 	int dot11MeshHoldingTimeout; /* msec */
 };

 #define MAX_STA_COUNT 2007
 #define MAX_VLAN_ID 4094

 typedef u8 macaddr[ETH_ALEN];

 struct mac_acl_entry {
 	macaddr addr;
 	int vlan_id;
 };

 struct hostapd_radius_servers;
 struct ft_remote_r0kh;
 struct ft_remote_r1kh;

 #define NUM_WEP_KEYS 4
 struct hostapd_wep_keys {
 	u8 idx;
 	u8 *key[NUM_WEP_KEYS];
 	size_t len[NUM_WEP_KEYS];
 	int keys_set;
 	size_t default_len; /* key length used for dynamic key generation */
 };

 typedef enum hostap_security_policy {
 	SECURITY_PLAINTEXT = 0,
 	SECURITY_STATIC_WEP = 1,
 	SECURITY_IEEE_802_1X = 2,
 	SECURITY_WPA_PSK = 3,
 	SECURITY_WPA = 4,
 	SECURITY_OSEN = 5
 } secpolicy;

 struct hostapd_ssid {
 	u8 ssid[SSID_MAX_LEN];
 	size_t ssid_len;
 	unsigned int ssid_set:1;
 	unsigned int utf8_ssid:1;
 	unsigned int wpa_passphrase_set:1;
 	unsigned int wpa_psk_set:1;

 	char vlan[IFNAMSIZ + 1];
 	secpolicy security_policy;

 	struct hostapd_wpa_psk *wpa_psk;
 	char *wpa_passphrase;
 	char *wpa_psk_file;

 	struct hostapd_wep_keys wep;

 #define DYNAMIC_VLAN_DISABLED 0
 #define DYNAMIC_VLAN_OPTIONAL 1
 #define DYNAMIC_VLAN_REQUIRED 2
 	int dynamic_vlan;
 #define DYNAMIC_VLAN_NAMING_WITHOUT_DEVICE 0
 #define DYNAMIC_VLAN_NAMING_WITH_DEVICE 1
 #define DYNAMIC_VLAN_NAMING_END 2
 	int vlan_naming;
 #ifdef CONFIG_FULL_DYNAMIC_VLAN
 	char *vlan_tagged_interface;
 #endif /* CONFIG_FULL_DYNAMIC_VLAN */
 };


 #define VLAN_ID_WILDCARD -1

 struct hostapd_vlan {
 	struct hostapd_vlan *next;
 	int vlan_id; /* VLAN ID or -1 (VLAN_ID_WILDCARD) for wildcard entry */
 	char ifname[IFNAMSIZ + 1];
 	int configured;
 	int dynamic_vlan;
 #ifdef CONFIG_FULL_DYNAMIC_VLAN

 #define DVLAN_CLEAN_BR 	0x1
 #define DVLAN_CLEAN_VLAN	0x2
 #define DVLAN_CLEAN_VLAN_PORT	0x4
 #define DVLAN_CLEAN_WLAN_PORT	0x8
 	int clean;
 #endif /* CONFIG_FULL_DYNAMIC_VLAN */
 };

 #define PMK_LEN 32
 struct hostapd_sta_wpa_psk_short {
 	struct hostapd_sta_wpa_psk_short *next;
 	u8 psk[PMK_LEN];
 };

 struct hostapd_wpa_psk {
 	struct hostapd_wpa_psk *next;
 	int group;
 	u8 psk[PMK_LEN];
 	u8 addr[ETH_ALEN];
 	u8 p2p_dev_addr[ETH_ALEN];
 };

 struct hostapd_eap_user {
 	struct hostapd_eap_user *next;
 	u8 *identity;
 	size_t identity_len;
 	struct {
 		int vendor;
 		u32 method;
 	} methods[EAP_MAX_METHODS];
 	u8 *password;
 	size_t password_len;
 	int phase2;
 	int force_version;
 	unsigned int wildcard_prefix:1;
 	unsigned int password_hash:1; /* whether password is hashed with
 				       * nt_password_hash() */
 	unsigned int remediation:1;
 	unsigned int macacl:1;
 	int ttls_auth; /* EAP_TTLS_AUTH_* bitfield */
 	struct hostapd_radius_attr *accept_attr;
 };

 struct hostapd_radius_attr {
 	u8 type;
 	struct wpabuf *val;
 	struct hostapd_radius_attr *next;
 };


 #define NUM_TX_QUEUES 4

 struct hostapd_tx_queue_params {
 	int aifs;
 	int cwmin;
 	int cwmax;
 	int burst; /* maximum burst time in 0.1 ms, i.e., 10 = 1 ms */
 };


 #define MAX_ROAMING_CONSORTIUM_LEN 15

 struct hostapd_roaming_consortium {
 	u8 len;
 	u8 oi[MAX_ROAMING_CONSORTIUM_LEN];
 };

 struct hostapd_lang_string {
 	u8 lang[3];
 	u8 name_len;
 	u8 name[252];
 };

 #define MAX_NAI_REALMS 10
 #define MAX_NAI_REALMLEN 255
 #define MAX_NAI_EAP_METHODS 5
 #define MAX_NAI_AUTH_TYPES 4
 struct hostapd_nai_realm_data {
 	u8 encoding;
 	char realm_buf[MAX_NAI_REALMLEN + 1];
 	char *realm[MAX_NAI_REALMS];
 	u8 eap_method_count;
 	struct hostapd_nai_realm_eap {
 		u8 eap_method;
 		u8 num_auths;
 		u8 auth_id[MAX_NAI_AUTH_TYPES];
 		u8 auth_val[MAX_NAI_AUTH_TYPES];
 	} eap_method[MAX_NAI_EAP_METHODS];
 };

 /**
  * struct hostapd_bss_config - Per-BSS configuration
  */
 struct hostapd_bss_config {
 	char iface[IFNAMSIZ + 1];
 	char bridge[IFNAMSIZ + 1];
 	char vlan_bridge[IFNAMSIZ + 1];
 	char wds_bridge[IFNAMSIZ + 1];

 	enum hostapd_logger_level logger_syslog_level, logger_stdout_level;

 	unsigned int logger_syslog; /* module bitfield */
 	unsigned int logger_stdout; /* module bitfield */

 	int max_num_sta; /* maximum number of STAs in station table */

 	int dtim_period;
 	int bss_load_update_period;

 	int ieee802_1x; /* use IEEE 802.1X */
 	int eapol_version;
 	int eap_server; /* Use internal EAP server instead of external
 			 * RADIUS server */
 	struct hostapd_eap_user *eap_user;
 	char *eap_user_sqlite;
 	char *eap_sim_db;
 	int eap_server_erp; /* Whether ERP is enabled on internal EAP server */
 	struct hostapd_ip_addr own_ip_addr;
 	char *nas_identifier;
 	struct hostapd_radius_servers *radius;
 	int acct_interim_interval;
 	int radius_request_cui;
 	struct hostapd_radius_attr *radius_auth_req_attr;
 	struct hostapd_radius_attr *radius_acct_req_attr;
 	int radius_das_port;
 	unsigned int radius_das_time_window;
 	int radius_das_require_event_timestamp;
 	struct hostapd_ip_addr radius_das_client_addr;
 	u8 *radius_das_shared_secret;
 	size_t radius_das_shared_secret_len;

 	struct hostapd_ssid ssid;

 	char *eap_req_id_text; /* optional displayable message sent with
 				* EAP Request-Identity */
 	size_t eap_req_id_text_len;
 	int eapol_key_index_workaround;

 	size_t default_wep_key_len;
 	int individual_wep_key_len;
 	int wep_rekeying_period;
 	int broadcast_key_idx_min, broadcast_key_idx_max;
 	int eap_reauth_period;
 	int erp_send_reauth_start;
 	char *erp_domain;

 	int ieee802_11f; /* use IEEE 802.11f (IAPP) */
 	char iapp_iface[IFNAMSIZ + 1]; /* interface used with IAPP broadcast
 					* frames */

 	enum {
 		ACCEPT_UNLESS_DENIED = 0,
 		DENY_UNLESS_ACCEPTED = 1,
 		USE_EXTERNAL_RADIUS_AUTH = 2
 	} macaddr_acl;
 	struct mac_acl_entry *accept_mac;
 	int num_accept_mac;
 	struct mac_acl_entry *deny_mac;
 	int num_deny_mac;
 	int wds_sta;
 	int isolate;
 	int start_disabled;

 	int auth_algs; /* bitfield of allowed IEEE 802.11 authentication
 			* algorithms, WPA_AUTH_ALG_{OPEN,SHARED,LEAP} */

 	int wpa; /* bitfield of WPA_PROTO_WPA, WPA_PROTO_RSN */
 	int wpa_key_mgmt;
 #ifdef CONFIG_IEEE80211W
 	enum mfp_options ieee80211w;
 	int group_mgmt_cipher;
 	/* dot11AssociationSAQueryMaximumTimeout (in TUs) */
 	unsigned int assoc_sa_query_max_timeout;
 	/* dot11AssociationSAQueryRetryTimeout (in TUs) */
 	int assoc_sa_query_retry_timeout;
 #endif /* CONFIG_IEEE80211W */
 	enum {
 		PSK_RADIUS_IGNORED = 0,
 		PSK_RADIUS_ACCEPTED = 1,
 		PSK_RADIUS_REQUIRED = 2
 	} wpa_psk_radius;
 	int wpa_pairwise;
 	int wpa_group;
 	int wpa_group_rekey;
 	int wpa_strict_rekey;
 	int wpa_gmk_rekey;
 	int wpa_ptk_rekey;
 	int rsn_pairwise;
 	int rsn_preauth;
 	char *rsn_preauth_interfaces;
 	int peerkey;

 #ifdef CONFIG_IEEE80211R
 	/* IEEE 802.11r - Fast BSS Transition */
 	u8 mobility_domain[MOBILITY_DOMAIN_ID_LEN];
 	u8 r1_key_holder[FT_R1KH_ID_LEN];
 	u32 r0_key_lifetime;
 	u32 reassociation_deadline;
 	struct ft_remote_r0kh *r0kh_list;
 	struct ft_remote_r1kh *r1kh_list;
 	int pmk_r1_push;
 	int ft_over_ds;
 #endif /* CONFIG_IEEE80211R */

 	char *ctrl_interface; /* directory for UNIX domain sockets */
 #ifndef CONFIG_NATIVE_WINDOWS
 	gid_t ctrl_interface_gid;
 #endif /* CONFIG_NATIVE_WINDOWS */
 	int ctrl_interface_gid_set;

 	char *ca_cert;
 	char *server_cert;
 	char *private_key;
 	char *private_key_passwd;
 	int check_crl;
 	char *ocsp_stapling_response;
 	char *dh_file;
 	char *openssl_ciphers;
 	u8 *pac_opaque_encr_key;
 	u8 *eap_fast_a_id;
 	size_t eap_fast_a_id_len;
 	char *eap_fast_a_id_info;
 	int eap_fast_prov;
 	int pac_key_lifetime;
 	int pac_key_refresh_time;
 	int eap_sim_aka_result_ind;
 	int tnc;
 	int fragment_size;
 	u16 pwd_group;

 	char *radius_server_clients;
 	int radius_server_auth_port;
 	int radius_server_acct_port;
 	int radius_server_ipv6;

 	int use_pae_group_addr; /* Whether to send EAPOL frames to PAE group
 				 * address instead of individual address
 				 * (for driver_wired.c).
 				 */

 	int ap_max_inactivity;
 	int ignore_broadcast_ssid;

 	int wmm_enabled;
 	int wmm_uapsd;

 	struct hostapd_vlan *vlan;

 	macaddr bssid;

 	/*
 	 * Maximum listen interval that STAs can use when associating with this
 	 * BSS. If a STA tries to use larger value, the association will be
 	 * denied with status code 51.
 	 */
 	u16 max_listen_interval;

 	int disable_pmksa_caching;
 	int okc; /* Opportunistic Key Caching */

 	int wps_state;
 #ifdef CONFIG_WPS
 	int wps_independent;
 	int ap_setup_locked;
 	u8 uuid[16];
 	char *wps_pin_requests;
 	char *device_name;
 	char *manufacturer;
 	char *model_name;
 	char *model_number;
 	char *serial_number;
 	u8 device_type[WPS_DEV_TYPE_LEN];
 	char *config_methods;
 	u8 os_version[4];
 	char *ap_pin;
 	int skip_cred_build;
 	u8 *extra_cred;
 	size_t extra_cred_len;
 	int wps_cred_processing;
 	int force_per_enrollee_psk;
 	u8 *ap_settings;
 	size_t ap_settings_len;
 	char *upnp_iface;
 	char *friendly_name;
 	char *manufacturer_url;
 	char *model_description;
 	char *model_url;
 	char *upc;
 	struct wpabuf *wps_vendor_ext[MAX_WPS_VENDOR_EXTENSIONS];
 	int wps_nfc_pw_from_config;
 	int wps_nfc_dev_pw_id;
 	struct wpabuf *wps_nfc_dh_pubkey;
 	struct wpabuf *wps_nfc_dh_privkey;
 	struct wpabuf *wps_nfc_dev_pw;
 #endif /* CONFIG_WPS */
 	int pbc_in_m1;
 	char *server_id;

 #define P2P_ENABLED BIT(0)
 #define P2P_GROUP_OWNER BIT(1)
 #define P2P_GROUP_FORMATION BIT(2)
 #define P2P_MANAGE BIT(3)
 #define P2P_ALLOW_CROSS_CONNECTION BIT(4)
 	int p2p;
 #ifdef CONFIG_P2P
 	u8 ip_addr_go[4];
 	u8 ip_addr_mask[4];
 	u8 ip_addr_start[4];
 	u8 ip_addr_end[4];
 #endif /* CONFIG_P2P */

 	int disassoc_low_ack;
 	int skip_inactivity_poll;

 #define TDLS_PROHIBIT BIT(0)
 #define TDLS_PROHIBIT_CHAN_SWITCH BIT(1)
 	int tdls;
 	int disable_11n;
 	int disable_11ac;

 	/* IEEE 802.11v */
 	int time_advertisement;
 	char *time_zone;
 	int wnm_sleep_mode;
 	int bss_transition;

 	/* IEEE 802.11u - Interworking */
 	int interworking;
 	int access_network_type;
 	int internet;
 	int asra;
 	int esr;
 	int uesa;
 	int venue_info_set;
 	u8 venue_group;
 	u8 venue_type;
 	u8 hessid[ETH_ALEN];

 	/* IEEE 802.11u - Roaming Consortium list */
 	unsigned int roaming_consortium_count;
 	struct hostapd_roaming_consortium *roaming_consortium;

 	/* IEEE 802.11u - Venue Name duples */
 	unsigned int venue_name_count;
 	struct hostapd_lang_string *venue_name;

 	/* IEEE 802.11u - Network Authentication Type */
 	u8 *network_auth_type;
 	size_t network_auth_type_len;

 	/* IEEE 802.11u - IP Address Type Availability */
 	u8 ipaddr_type_availability;
 	u8 ipaddr_type_configured;

 	/* IEEE 802.11u - 3GPP Cellular Network */
 	u8 *anqp_3gpp_cell_net;
 	size_t anqp_3gpp_cell_net_len;

 	/* IEEE 802.11u - Domain Name */
 	u8 *domain_name;
 	size_t domain_name_len;

 	unsigned int nai_realm_count;
 	struct hostapd_nai_realm_data *nai_realm_data;

 	u16 gas_comeback_delay;
 	int gas_frag_limit;

 	u8 qos_map_set[16 + 2 * 21];
 	unsigned int qos_map_set_len;

 	int osen;
 	int proxy_arp;
 #ifdef CONFIG_HS20
 	int hs20;
 	int disable_dgaf;
 	u16 anqp_domain_id;
 	unsigned int hs20_oper_friendly_name_count;
 	struct hostapd_lang_string *hs20_oper_friendly_name;
 	u8 *hs20_wan_metrics;
 	u8 *hs20_connection_capability;
 	size_t hs20_connection_capability_len;
 	u8 *hs20_operating_class;
 	u8 hs20_operating_class_len;
 	struct hs20_icon {
 		u16 width;
 		u16 height;
 		char language[3];
 		char type[256];
 		char name[256];
 		char file[256];
 	} *hs20_icons;
 	size_t hs20_icons_count;
 	u8 osu_ssid[SSID_MAX_LEN];
 	size_t osu_ssid_len;
 	struct hs20_osu_provider {
 		unsigned int friendly_name_count;
 		struct hostapd_lang_string *friendly_name;
 		char *server_uri;
 		int *method_list;
 		char **icons;
 		size_t icons_count;
 		char *osu_nai;
 		unsigned int service_desc_count;
 		struct hostapd_lang_string *service_desc;
 	} *hs20_osu_providers, *last_osu;
 	size_t hs20_osu_providers_count;
 	unsigned int hs20_deauth_req_timeout;
 	char *subscr_remediation_url;
 	u8 subscr_remediation_method;
 #endif /* CONFIG_HS20 */

 	u8 wps_rf_bands; /* RF bands for WPS (WPS_RF_*) */

 #ifdef CONFIG_RADIUS_TEST
 	char *dump_msk_file;
 #endif /* CONFIG_RADIUS_TEST */

 	struct wpabuf *vendor_elements;

 	unsigned int sae_anti_clogging_threshold;
 	int *sae_groups;

 	char *wowlan_triggers; /* Wake-on-WLAN triggers */

 #ifdef CONFIG_TESTING_OPTIONS
 	u8 bss_load_test[5];
 	u8 bss_load_test_set;
 #endif /* CONFIG_TESTING_OPTIONS */

 #define MESH_ENABLED BIT(0)
 	int mesh;

 	int radio_measurements;

 	int vendor_vht;

 	char *neighbor_ap_list_file;
 };


 /**
  * struct hostapd_config - Per-radio interface configuration
  */
 struct hostapd_config {
 	struct hostapd_bss_config **bss, *last_bss;
 	size_t num_bss;

 	u16 beacon_int;
 	int rts_threshold;
 	int fragm_threshold;
 	u8 send_probe_response;
 	u8 channel;
 	u8 acs;
 	struct wpa_freq_range_list acs_ch_list;
 	enum hostapd_hw_mode hw_mode; /* HOSTAPD_MODE_IEEE80211A, .. */
 	enum {
 		LONG_PREAMBLE = 0,
 		SHORT_PREAMBLE = 1
 	} preamble;

 	int *supported_rates;
 	int *basic_rates;

 	const struct wpa_driver_ops *driver;
 	char *driver_params;

 	int ap_table_max_size;
 	int ap_table_expiration_time;

 	char country[3]; /* first two octets: country code as described in
 			  * ISO/IEC 3166-1. Third octet:
 			  * ' ' (ascii 32): all environments
 			  * 'O': Outdoor environemnt only
 			  * 'I': Indoor environment only
 			  */

 	int ieee80211d;

 	int ieee80211h; /* DFS */

 	/*
 	 * Local power constraint is an octet encoded as an unsigned integer in
 	 * units of decibels. Invalid value -1 indicates that Power Constraint
 	 * element will not be added.
 	 */
 	int local_pwr_constraint;

 	/* Control Spectrum Management bit */
 	int spectrum_mgmt_required;

 	struct hostapd_tx_queue_params tx_queue[NUM_TX_QUEUES];

 	/*
 	 * WMM AC parameters, in same order as 802.1D, i.e.
 	 * 0 = BE (best effort)
 	 * 1 = BK (background)
 	 * 2 = VI (video)
 	 * 3 = VO (voice)
 	 */
 	struct hostapd_wmm_ac_params wmm_ac_params[4];

 	int ht_op_mode_fixed;
 	u16 ht_capab;
 	int ieee80211n;
 	int secondary_channel;
 	int require_ht;
 	int obss_interval;
 	u32 vht_capab;
 	int ieee80211ac;
 	int require_vht;
 	u8 vht_oper_chwidth;
 	u8 vht_oper_centr_freq_seg0_idx;
 	u8 vht_oper_centr_freq_seg1_idx;

 #ifdef CONFIG_P2P
 	u8 p2p_go_ctwindow;
 #endif /* CONFIG_P2P */

 #ifdef CONFIG_TESTING_OPTIONS
 	double ignore_probe_probability;
 	double ignore_auth_probability;
 	double ignore_assoc_probability;
 	double ignore_reassoc_probability;
 	double corrupt_gtk_rekey_mic_probability;
 #endif /* CONFIG_TESTING_OPTIONS */

 #ifdef CONFIG_ACS
 	unsigned int acs_num_scans;
 	struct acs_bias {
 		int channel;
 		double bias;
 	} *acs_chan_bias;
 	unsigned int num_acs_chan_bias;
 #endif /* CONFIG_ACS */
 };


 int hostapd_mac_comp(const void *a, const void *b);
 int hostapd_mac_comp_empty(const void *a);
 struct hostapd_config * hostapd_config_defaults(void);
 void hostapd_config_defaults_bss(struct hostapd_bss_config *bss);
 void hostapd_config_free_eap_user(struct hostapd_eap_user *user);
 void hostapd_config_clear_wpa_psk(struct hostapd_wpa_psk **p);
 void hostapd_config_free_bss(struct hostapd_bss_config *conf);
 void hostapd_config_free(struct hostapd_config *conf);
 int hostapd_maclist_found(struct mac_acl_entry *list, int num_entries,
 			  const u8 *addr, int *vlan_id);
 int hostapd_rate_found(int *list, int rate);
 const u8 * hostapd_get_psk(const struct hostapd_bss_config *conf,
 			   const u8 *addr, const u8 *p2p_dev_addr,
 			   const u8 *prev_psk);
 int hostapd_setup_wpa_psk(struct hostapd_bss_config *conf);
 int hostapd_vlan_id_valid(struct hostapd_vlan *vlan, int vlan_id);
 const char * hostapd_get_vlan_id_ifname(struct hostapd_vlan *vlan,
 					int vlan_id);
 struct hostapd_radius_attr *
 hostapd_config_get_radius_attr(struct hostapd_radius_attr *attr, u8 type);
 int hostapd_config_check(struct hostapd_config *conf, int full_config);
 void hostapd_set_security_params(struct hostapd_bss_config *bss,
 				 int full_config);

 #endif /* HOSTAPD_CONFIG_H */
	/*
	* hostapd / Configuration definitions and helpers functions
	* Copyright (c) 2003-2012, Jouni Malinen <j@w1.fi>
	*
	* This software may be distributed under the terms of the BSD license.
	* See README for more details.
	*/

	#ifndef HOSTAPD_CONFIG_H
	#define HOSTAPD_CONFIG_H

	#include "common/defs.h"
	#include "ip_addr.h"
	#include "common/wpa_common.h"
	#include "common/ieee802_11_defs.h"
	#include "common/ieee802_11_common.h"
	#include "wps/wps.h"

	/**
	* mesh_conf - local MBSS state and settings
	*/
	struct mesh_conf {
	u8 meshid[32];
	u8 meshid_len;
	/* Active Path Selection Protocol Identifier */
	u8 mesh_pp_id;
	/* Active Path Selection Metric Identifier */
	u8 mesh_pm_id;
	/* Congestion Control Mode Identifier */
	u8 mesh_cc_id;
	/* Synchronization Protocol Identifier */
	u8 mesh_sp_id;
	/* Authentication Protocol Identifier */
	u8 mesh_auth_id;
	u8 *ies;
	int ie_len;
	#define MESH_CONF_SEC_NONE BIT(0)
	#define MESH_CONF_SEC_AUTH BIT(1)
	#define MESH_CONF_SEC_AMPE BIT(2)
	unsigned int security;
	int dot11MeshMaxRetries;
	int dot11MeshRetryTimeout; /* msec */
	int dot11MeshConfirmTimeout; /* msec */
	int dot11MeshHoldingTimeout; /* msec */
	};

	#define MAX_STA_COUNT 2007
	#define MAX_VLAN_ID 4094

	typedef u8 macaddr[ETH_ALEN];

	struct mac_acl_entry {
	macaddr addr;
	int vlan_id;
	};

	struct hostapd_radius_servers;
	struct ft_remote_r0kh;
	struct ft_remote_r1kh;

	#define NUM_WEP_KEYS 4
	struct hostapd_wep_keys {
	u8 idx;
	u8 *key[NUM_WEP_KEYS];
	size_t len[NUM_WEP_KEYS];
	int keys_set;
	size_t default_len; /* key length used for dynamic key generation */
	};

	typedef enum hostap_security_policy {
	SECURITY_PLAINTEXT = 0,
	SECURITY_STATIC_WEP = 1,
	SECURITY_IEEE_802_1X = 2,
	SECURITY_WPA_PSK = 3,
	SECURITY_WPA = 4,
	SECURITY_OSEN = 5
	} secpolicy;

	struct hostapd_ssid {
	u8 ssid[SSID_MAX_LEN];
	size_t ssid_len;
	unsigned int ssid_set:1;
	unsigned int utf8_ssid:1;
	unsigned int wpa_passphrase_set:1;
	unsigned int wpa_psk_set:1;

	char vlan[IFNAMSIZ + 1];
	secpolicy security_policy;

	struct hostapd_wpa_psk *wpa_psk;
	char *wpa_passphrase;
	char *wpa_psk_file;

	struct hostapd_wep_keys wep;

	#define DYNAMIC_VLAN_DISABLED 0
	#define DYNAMIC_VLAN_OPTIONAL 1
	#define DYNAMIC_VLAN_REQUIRED 2
	int dynamic_vlan;
	#define DYNAMIC_VLAN_NAMING_WITHOUT_DEVICE 0
	#define DYNAMIC_VLAN_NAMING_WITH_DEVICE 1
	#define DYNAMIC_VLAN_NAMING_END 2
	int vlan_naming;
	#ifdef CONFIG_FULL_DYNAMIC_VLAN
	char *vlan_tagged_interface;
	#endif /* CONFIG_FULL_DYNAMIC_VLAN */
	};


	#define VLAN_ID_WILDCARD -1

	struct hostapd_vlan {
	struct hostapd_vlan *next;
	int vlan_id; /* VLAN ID or -1 (VLAN_ID_WILDCARD) for wildcard entry */
	char ifname[IFNAMSIZ + 1];
	int configured;
	int dynamic_vlan;
	#ifdef CONFIG_FULL_DYNAMIC_VLAN

	#define DVLAN_CLEAN_BR 0x1
	#define DVLAN_CLEAN_VLAN 0x2
	#define DVLAN_CLEAN_VLAN_PORT 0x4
	#define DVLAN_CLEAN_WLAN_PORT 0x8
	int clean;
	#endif /* CONFIG_FULL_DYNAMIC_VLAN */
	};

	#define PMK_LEN 32
	struct hostapd_sta_wpa_psk_short {
	struct hostapd_sta_wpa_psk_short *next;
	u8 psk[PMK_LEN];
	};

	struct hostapd_wpa_psk {
	struct hostapd_wpa_psk *next;
	int group;
	u8 psk[PMK_LEN];
	u8 addr[ETH_ALEN];
	u8 p2p_dev_addr[ETH_ALEN];
	};

	struct hostapd_eap_user {
	struct hostapd_eap_user *next;
	u8 *identity;
	size_t identity_len;
	struct {
	int vendor;
	u32 method;
	} methods[EAP_MAX_METHODS];
	u8 *password;
	size_t password_len;
	int phase2;
	int force_version;
	unsigned int wildcard_prefix:1;
	unsigned int password_hash:1; /* whether password is hashed with
	* nt_password_hash() */
	unsigned int remediation:1;
	unsigned int macacl:1;
	int ttls_auth; /* EAP_TTLS_AUTH_* bitfield */
	struct hostapd_radius_attr *accept_attr;
	};

	struct hostapd_radius_attr {
	u8 type;
	struct wpabuf *val;
	struct hostapd_radius_attr *next;
	};


	#define NUM_TX_QUEUES 4

	struct hostapd_tx_queue_params {
	int aifs;
	int cwmin;
	int cwmax;
	int burst; /* maximum burst time in 0.1 ms, i.e., 10 = 1 ms */
	};


	#define MAX_ROAMING_CONSORTIUM_LEN 15

	struct hostapd_roaming_consortium {
	u8 len;
	u8 oi[MAX_ROAMING_CONSORTIUM_LEN];
	};

	struct hostapd_lang_string {
	u8 lang[3];
	u8 name_len;
	u8 name[252];
	};

	#define MAX_NAI_REALMS 10
	#define MAX_NAI_REALMLEN 255
	#define MAX_NAI_EAP_METHODS 5
	#define MAX_NAI_AUTH_TYPES 4
	struct hostapd_nai_realm_data {
	u8 encoding;
	char realm_buf[MAX_NAI_REALMLEN + 1];
	char *realm[MAX_NAI_REALMS];
	u8 eap_method_count;
	struct hostapd_nai_realm_eap {
	u8 eap_method;
	u8 num_auths;
	u8 auth_id[MAX_NAI_AUTH_TYPES];
	u8 auth_val[MAX_NAI_AUTH_TYPES];
	} eap_method[MAX_NAI_EAP_METHODS];
	};

	/**
	* struct hostapd_bss_config - Per-BSS configuration
	*/
	struct hostapd_bss_config {
	char iface[IFNAMSIZ + 1];
	char bridge[IFNAMSIZ + 1];
	char vlan_bridge[IFNAMSIZ + 1];
	char wds_bridge[IFNAMSIZ + 1];

	enum hostapd_logger_level logger_syslog_level, logger_stdout_level;

	unsigned int logger_syslog; /* module bitfield */
	unsigned int logger_stdout; /* module bitfield */

	int max_num_sta; /* maximum number of STAs in station table */

	int dtim_period;
	int bss_load_update_period;

	int ieee802_1x; /* use IEEE 802.1X */
	int eapol_version;
	int eap_server; /* Use internal EAP server instead of external
	* RADIUS server */
	struct hostapd_eap_user *eap_user;
	char *eap_user_sqlite;
	char *eap_sim_db;
	int eap_server_erp; /* Whether ERP is enabled on internal EAP server */
	struct hostapd_ip_addr own_ip_addr;
	char *nas_identifier;
	struct hostapd_radius_servers *radius;
	int acct_interim_interval;
	int radius_request_cui;
	struct hostapd_radius_attr *radius_auth_req_attr;
	struct hostapd_radius_attr *radius_acct_req_attr;
	int radius_das_port;
	unsigned int radius_das_time_window;
	int radius_das_require_event_timestamp;
	struct hostapd_ip_addr radius_das_client_addr;
	u8 *radius_das_shared_secret;
	size_t radius_das_shared_secret_len;

	struct hostapd_ssid ssid;

	char eap_req_id_text; / optional displayable message sent with
	* EAP Request-Identity */
	size_t eap_req_id_text_len;
	int eapol_key_index_workaround;

	size_t default_wep_key_len;
	int individual_wep_key_len;
	int wep_rekeying_period;
	int broadcast_key_idx_min, broadcast_key_idx_max;
	int eap_reauth_period;
	int erp_send_reauth_start;
	char *erp_domain;

	int ieee802_11f; /* use IEEE 802.11f (IAPP) */
	char iapp_iface[IFNAMSIZ + 1]; /* interface used with IAPP broadcast
	* frames */

	enum {
	ACCEPT_UNLESS_DENIED = 0,
	DENY_UNLESS_ACCEPTED = 1,
	USE_EXTERNAL_RADIUS_AUTH = 2
	} macaddr_acl;
	struct mac_acl_entry *accept_mac;
	int num_accept_mac;
	struct mac_acl_entry *deny_mac;
	int num_deny_mac;
	int wds_sta;
	int isolate;
	int start_disabled;

	int auth_algs; /* bitfield of allowed IEEE 802.11 authentication
	* algorithms, WPA_AUTH_ALG_{OPEN,SHARED,LEAP} */

	int wpa; /* bitfield of WPA_PROTO_WPA, WPA_PROTO_RSN */
	int wpa_key_mgmt;
	#ifdef CONFIG_IEEE80211W
	enum mfp_options ieee80211w;
	int group_mgmt_cipher;
	/* dot11AssociationSAQueryMaximumTimeout (in TUs) */
	unsigned int assoc_sa_query_max_timeout;
	/* dot11AssociationSAQueryRetryTimeout (in TUs) */
	int assoc_sa_query_retry_timeout;
	#endif /* CONFIG_IEEE80211W */
	enum {
	PSK_RADIUS_IGNORED = 0,
	PSK_RADIUS_ACCEPTED = 1,
	PSK_RADIUS_REQUIRED = 2
	} wpa_psk_radius;
	int wpa_pairwise;
	int wpa_group;
	int wpa_group_rekey;
	int wpa_strict_rekey;
	int wpa_gmk_rekey;
	int wpa_ptk_rekey;
	int rsn_pairwise;
	int rsn_preauth;
	char *rsn_preauth_interfaces;
	int peerkey;

	#ifdef CONFIG_IEEE80211R
	/* IEEE 802.11r - Fast BSS Transition */
	u8 mobility_domain[MOBILITY_DOMAIN_ID_LEN];
	u8 r1_key_holder[FT_R1KH_ID_LEN];
	u32 r0_key_lifetime;
	u32 reassociation_deadline;
	struct ft_remote_r0kh *r0kh_list;
	struct ft_remote_r1kh *r1kh_list;
	int pmk_r1_push;
	int ft_over_ds;
	#endif /* CONFIG_IEEE80211R */

	char ctrl_interface; / directory for UNIX domain sockets */
	#ifndef CONFIG_NATIVE_WINDOWS
	gid_t ctrl_interface_gid;
	#endif /* CONFIG_NATIVE_WINDOWS */
	int ctrl_interface_gid_set;

	char *ca_cert;
	char *server_cert;
	char *private_key;
	char *private_key_passwd;
	int check_crl;
	char *ocsp_stapling_response;
	char *dh_file;
	char *openssl_ciphers;
	u8 *pac_opaque_encr_key;
	u8 *eap_fast_a_id;
	size_t eap_fast_a_id_len;
	char *eap_fast_a_id_info;
	int eap_fast_prov;
	int pac_key_lifetime;
	int pac_key_refresh_time;
	int eap_sim_aka_result_ind;
	int tnc;
	int fragment_size;
	u16 pwd_group;

	char *radius_server_clients;
	int radius_server_auth_port;
	int radius_server_acct_port;
	int radius_server_ipv6;

	int use_pae_group_addr; /* Whether to send EAPOL frames to PAE group
	* address instead of individual address
	* (for driver_wired.c).
	*/

	int ap_max_inactivity;
	int ignore_broadcast_ssid;

	int wmm_enabled;
	int wmm_uapsd;

	struct hostapd_vlan *vlan;

	macaddr bssid;

	/*
	* Maximum listen interval that STAs can use when associating with this
	* BSS. If a STA tries to use larger value, the association will be
	* denied with status code 51.
	*/
	u16 max_listen_interval;

	int disable_pmksa_caching;
	int okc; /* Opportunistic Key Caching */

	int wps_state;
	#ifdef CONFIG_WPS
	int wps_independent;
	int ap_setup_locked;
	u8 uuid[16];
	char *wps_pin_requests;
	char *device_name;
	char *manufacturer;
	char *model_name;
	char *model_number;
	char *serial_number;
	u8 device_type[WPS_DEV_TYPE_LEN];
	char *config_methods;
	u8 os_version[4];
	char *ap_pin;
	int skip_cred_build;
	u8 *extra_cred;
	size_t extra_cred_len;
	int wps_cred_processing;
	int force_per_enrollee_psk;
	u8 *ap_settings;
	size_t ap_settings_len;
	char *upnp_iface;
	char *friendly_name;
	char *manufacturer_url;
	char *model_description;
	char *model_url;
	char *upc;
	struct wpabuf *wps_vendor_ext[MAX_WPS_VENDOR_EXTENSIONS];
	int wps_nfc_pw_from_config;
	int wps_nfc_dev_pw_id;
	struct wpabuf *wps_nfc_dh_pubkey;
	struct wpabuf *wps_nfc_dh_privkey;
	struct wpabuf *wps_nfc_dev_pw;
	#endif /* CONFIG_WPS */
	int pbc_in_m1;
	char *server_id;

	#define P2P_ENABLED BIT(0)
	#define P2P_GROUP_OWNER BIT(1)
	#define P2P_GROUP_FORMATION BIT(2)
	#define P2P_MANAGE BIT(3)
	#define P2P_ALLOW_CROSS_CONNECTION BIT(4)
	int p2p;
	#ifdef CONFIG_P2P
	u8 ip_addr_go[4];
	u8 ip_addr_mask[4];
	u8 ip_addr_start[4];
	u8 ip_addr_end[4];
	#endif /* CONFIG_P2P */

	int disassoc_low_ack;
	int skip_inactivity_poll;

	#define TDLS_PROHIBIT BIT(0)
	#define TDLS_PROHIBIT_CHAN_SWITCH BIT(1)
	int tdls;
	int disable_11n;
	int disable_11ac;

	/* IEEE 802.11v */
	int time_advertisement;
	char *time_zone;
	int wnm_sleep_mode;
	int bss_transition;

	/* IEEE 802.11u - Interworking */
	int interworking;
	int access_network_type;
	int internet;
	int asra;
	int esr;
	int uesa;
	int venue_info_set;
	u8 venue_group;
	u8 venue_type;
	u8 hessid[ETH_ALEN];

	/* IEEE 802.11u - Roaming Consortium list */
	unsigned int roaming_consortium_count;
	struct hostapd_roaming_consortium *roaming_consortium;

	/* IEEE 802.11u - Venue Name duples */
	unsigned int venue_name_count;
	struct hostapd_lang_string *venue_name;

	/* IEEE 802.11u - Network Authentication Type */
	u8 *network_auth_type;
	size_t network_auth_type_len;

	/* IEEE 802.11u - IP Address Type Availability */
	u8 ipaddr_type_availability;
	u8 ipaddr_type_configured;

	/* IEEE 802.11u - 3GPP Cellular Network */
	u8 *anqp_3gpp_cell_net;
	size_t anqp_3gpp_cell_net_len;

	/* IEEE 802.11u - Domain Name */
	u8 *domain_name;
	size_t domain_name_len;

	unsigned int nai_realm_count;
	struct hostapd_nai_realm_data *nai_realm_data;

	u16 gas_comeback_delay;
	int gas_frag_limit;

	u8 qos_map_set[16 + 2 * 21];
	unsigned int qos_map_set_len;

	int osen;
	int proxy_arp;
	#ifdef CONFIG_HS20
	int hs20;
	int disable_dgaf;
	u16 anqp_domain_id;
	unsigned int hs20_oper_friendly_name_count;
	struct hostapd_lang_string *hs20_oper_friendly_name;
	u8 *hs20_wan_metrics;
	u8 *hs20_connection_capability;
	size_t hs20_connection_capability_len;
	u8 *hs20_operating_class;
	u8 hs20_operating_class_len;
	struct hs20_icon {
	u16 width;
	u16 height;
	char language[3];
	char type[256];
	char name[256];
	char file[256];
	} *hs20_icons;
	size_t hs20_icons_count;
	u8 osu_ssid[SSID_MAX_LEN];
	size_t osu_ssid_len;
	struct hs20_osu_provider {
	unsigned int friendly_name_count;
	struct hostapd_lang_string *friendly_name;
	char *server_uri;
	int *method_list;
	char **icons;
	size_t icons_count;
	char *osu_nai;
	unsigned int service_desc_count;
	struct hostapd_lang_string *service_desc;
	} hs20_osu_providers, last_osu;
	size_t hs20_osu_providers_count;
	unsigned int hs20_deauth_req_timeout;
	char *subscr_remediation_url;
	u8 subscr_remediation_method;
	#endif /* CONFIG_HS20 */

	u8 wps_rf_bands; /* RF bands for WPS (WPS_RF_) /

	#ifdef CONFIG_RADIUS_TEST
	char *dump_msk_file;
	#endif /* CONFIG_RADIUS_TEST */

	struct wpabuf *vendor_elements;

	unsigned int sae_anti_clogging_threshold;
	int *sae_groups;

	char wowlan_triggers; / Wake-on-WLAN triggers */

	#ifdef CONFIG_TESTING_OPTIONS
	u8 bss_load_test[5];
	u8 bss_load_test_set;
	#endif /* CONFIG_TESTING_OPTIONS */

	#define MESH_ENABLED BIT(0)
	int mesh;

	int radio_measurements;

	int vendor_vht;

	char *neighbor_ap_list_file;
	};


	/**
	* struct hostapd_config - Per-radio interface configuration
	*/
	struct hostapd_config {
	struct hostapd_bss_config *bss, last_bss;
	size_t num_bss;

	u16 beacon_int;
	int rts_threshold;
	int fragm_threshold;
	u8 send_probe_response;
	u8 channel;
	u8 acs;
	struct wpa_freq_range_list acs_ch_list;
	enum hostapd_hw_mode hw_mode; /* HOSTAPD_MODE_IEEE80211A, .. */
	enum {
	LONG_PREAMBLE = 0,
	SHORT_PREAMBLE = 1
	} preamble;

	int *supported_rates;
	int *basic_rates;

	const struct wpa_driver_ops *driver;
	char *driver_params;

	int ap_table_max_size;
	int ap_table_expiration_time;

	char country[3]; /* first two octets: country code as described in
	* ISO/IEC 3166-1. Third octet:
	* ' ' (ascii 32): all environments
	* 'O': Outdoor environemnt only
	* 'I': Indoor environment only
	*/

	int ieee80211d;

	int ieee80211h; /* DFS */

	/*
	* Local power constraint is an octet encoded as an unsigned integer in
	* units of decibels. Invalid value -1 indicates that Power Constraint
	* element will not be added.
	*/
	int local_pwr_constraint;

	/* Control Spectrum Management bit */
	int spectrum_mgmt_required;

	struct hostapd_tx_queue_params tx_queue[NUM_TX_QUEUES];

	/*
	* WMM AC parameters, in same order as 802.1D, i.e.
	* 0 = BE (best effort)
	* 1 = BK (background)
	* 2 = VI (video)
	* 3 = VO (voice)
	*/
	struct hostapd_wmm_ac_params wmm_ac_params[4];

	int ht_op_mode_fixed;
	u16 ht_capab;
	int ieee80211n;
	int secondary_channel;
	int require_ht;
	int obss_interval;
	u32 vht_capab;
	int ieee80211ac;
	int require_vht;
	u8 vht_oper_chwidth;
	u8 vht_oper_centr_freq_seg0_idx;
	u8 vht_oper_centr_freq_seg1_idx;

	#ifdef CONFIG_P2P
	u8 p2p_go_ctwindow;
	#endif /* CONFIG_P2P */

	#ifdef CONFIG_TESTING_OPTIONS
	double ignore_probe_probability;
	double ignore_auth_probability;
	double ignore_assoc_probability;
	double ignore_reassoc_probability;
	double corrupt_gtk_rekey_mic_probability;
	#endif /* CONFIG_TESTING_OPTIONS */

	#ifdef CONFIG_ACS
	unsigned int acs_num_scans;
	struct acs_bias {
	int channel;
	double bias;
	} *acs_chan_bias;
	unsigned int num_acs_chan_bias;
	#endif /* CONFIG_ACS */
	};


	int hostapd_mac_comp(const void a, const void b);
	int hostapd_mac_comp_empty(const void *a);
	struct hostapd_config * hostapd_config_defaults(void);
	void hostapd_config_defaults_bss(struct hostapd_bss_config *bss);
	void hostapd_config_free_eap_user(struct hostapd_eap_user *user);
	void hostapd_config_clear_wpa_psk(struct hostapd_wpa_psk **p);
	void hostapd_config_free_bss(struct hostapd_bss_config *conf);
	void hostapd_config_free(struct hostapd_config *conf);
	int hostapd_maclist_found(struct mac_acl_entry *list, int num_entries,
	const u8 addr, int vlan_id);
	int hostapd_rate_found(int *list, int rate);
	const u8 * hostapd_get_psk(const struct hostapd_bss_config *conf,
	const u8 addr, const u8 p2p_dev_addr,
	const u8 *prev_psk);
	int hostapd_setup_wpa_psk(struct hostapd_bss_config *conf);
	int hostapd_vlan_id_valid(struct hostapd_vlan *vlan, int vlan_id);
	const char * hostapd_get_vlan_id_ifname(struct hostapd_vlan *vlan,
	int vlan_id);
	struct hostapd_radius_attr *
	hostapd_config_get_radius_attr(struct hostapd_radius_attr *attr, u8 type);
	int hostapd_config_check(struct hostapd_config *conf, int full_config);
	void hostapd_set_security_params(struct hostapd_bss_config *bss,
	int full_config);

	#endif /* HOSTAPD_CONFIG_H */