wpa_supplicant/wpa_supplicant_i.h

   1 /*
   2  * wpa_supplicant - Internal definitions
   3  * Copyright (c) 2003-2012, Jouni Malinen <j@w1.fi>
   4  *
   5  * This software may be distributed under the terms of the BSD license.
   6  * See README for more details.
   7  */
   8
   9 #ifndef WPA_SUPPLICANT_I_H
  10 #define WPA_SUPPLICANT_I_H
  11
  12 #include "utils/list.h"
  13 #include "common/defs.h"
  14 #include "common/sae.h"
  15 #include "config_ssid.h"
  16
  17 extern const char *wpa_supplicant_version;
  18 extern const char *wpa_supplicant_license;
  19 #ifndef CONFIG_NO_STDOUT_DEBUG
  20 extern const char *wpa_supplicant_full_license1;
  21 extern const char *wpa_supplicant_full_license2;
  22 extern const char *wpa_supplicant_full_license3;
  23 extern const char *wpa_supplicant_full_license4;
  24 extern const char *wpa_supplicant_full_license5;
  25 #endif /* CONFIG_NO_STDOUT_DEBUG */
  26
  27 struct wpa_sm;
  28 struct wpa_supplicant;
  29 struct ibss_rsn;
  30 struct scan_info;
  31 struct wpa_bss;
  32 struct wpa_scan_results;
  33 struct hostapd_hw_modes;
  34 struct wpa_driver_associate_params;
  35
  36 /*
  37  * Forward declarations of private structures used within the ctrl_iface
  38  * backends. Other parts of wpa_supplicant do not have access to data stored in
  39  * these structures.
  40  */
  41 struct ctrl_iface_priv;
  42 struct ctrl_iface_global_priv;
  43 struct wpas_dbus_priv;
  44
  45 /**
  46  * struct wpa_interface - Parameters for wpa_supplicant_add_iface()
  47  */
  48 struct wpa_interface {
  49         /**
  50          * confname - Configuration name (file or profile) name
  51          *
  52          * This can also be %NULL when a configuration file is not used. In
  53          * that case, ctrl_interface must be set to allow the interface to be
  54          * configured.
  55          */
  56         const char *confname;
  57
  58         /**
  59          * confanother - Additional configuration name (file or profile) name
  60          *
  61          * This can also be %NULL when the additional configuration file is not
  62          * used.
  63          */
  64         const char *confanother;
  65
  66         /**
  67          * ctrl_interface - Control interface parameter
  68          *
  69          * If a configuration file is not used, this variable can be used to
  70          * set the ctrl_interface parameter that would have otherwise been read
  71          * from the configuration file. If both confname and ctrl_interface are
  72          * set, ctrl_interface is used to override the value from configuration
  73          * file.
  74          */
  75         const char *ctrl_interface;
  76
  77         /**
  78          * driver - Driver interface name, or %NULL to use the default driver
  79          */
  80         const char *driver;
  81
  82         /**
  83          * driver_param - Driver interface parameters
  84          *
  85          * If a configuration file is not used, this variable can be used to
  86          * set the driver_param parameters that would have otherwise been read
  87          * from the configuration file. If both confname and driver_param are
  88          * set, driver_param is used to override the value from configuration
  89          * file.
  90          */
  91         const char *driver_param;
  92
  93         /**
  94          * ifname - Interface name
  95          */
  96         const char *ifname;
  97
  98         /**
  99          * bridge_ifname - Optional bridge interface name
 100          *
 101          * If the driver interface (ifname) is included in a Linux bridge
 102          * device, the bridge interface may need to be used for receiving EAPOL
 103          * frames. This can be enabled by setting this variable to enable
 104          * receiving of EAPOL frames from an additional interface.
 105          */
 106         const char *bridge_ifname;
 107
 108         /**
 109          * p2p_mgmt - Interface used for P2P management (P2P Device operations)
 110          *
 111          * Indicates whether wpas_p2p_init() must be called for this interface.
 112          * This is used only when the driver supports a dedicated P2P Device
 113          * interface that is not a network interface.
 114          */
 115         int p2p_mgmt;
 116 };
 117
 118 /**
 119  * struct wpa_params - Parameters for wpa_supplicant_init()
 120  */
 121 struct wpa_params {
 122         /**
 123          * daemonize - Run %wpa_supplicant in the background
 124          */
 125         int daemonize;
 126
 127         /**
 128          * wait_for_monitor - Wait for a monitor program before starting
 129          */
 130         int wait_for_monitor;
 131
 132         /**
 133          * pid_file - Path to a PID (process ID) file
 134          *
 135          * If this and daemonize are set, process ID of the background process
 136          * will be written to the specified file.
 137          */
 138         char *pid_file;
 139
 140         /**
 141          * wpa_debug_level - Debugging verbosity level (e.g., MSG_INFO)
 142          */
 143         int wpa_debug_level;
 144
 145         /**
 146          * wpa_debug_show_keys - Whether keying material is included in debug
 147          *
 148          * This parameter can be used to allow keying material to be included
 149          * in debug messages. This is a security risk and this option should
 150          * not be enabled in normal configuration. If needed during
 151          * development or while troubleshooting, this option can provide more
 152          * details for figuring out what is happening.
 153          */
 154         int wpa_debug_show_keys;
 155
 156         /**
 157          * wpa_debug_timestamp - Whether to include timestamp in debug messages
 158          */
 159         int wpa_debug_timestamp;
 160
 161         /**
 162          * ctrl_interface - Global ctrl_iface path/parameter
 163          */
 164         char *ctrl_interface;
 165
 166         /**
 167          * ctrl_interface_group - Global ctrl_iface group
 168          */
 169         char *ctrl_interface_group;
 170
 171         /**
 172          * dbus_ctrl_interface - Enable the DBus control interface
 173          */
 174         int dbus_ctrl_interface;
 175
 176         /**
 177          * wpa_debug_file_path - Path of debug file or %NULL to use stdout
 178          */
 179         const char *wpa_debug_file_path;
 180
 181         /**
 182          * wpa_debug_syslog - Enable log output through syslog
 183          */
 184         int wpa_debug_syslog;
 185
 186         /**
 187          * wpa_debug_tracing - Enable log output through Linux tracing
 188          */
 189         int wpa_debug_tracing;
 190
 191         /**
 192          * override_driver - Optional driver parameter override
 193          *
 194          * This parameter can be used to override the driver parameter in
 195          * dynamic interface addition to force a specific driver wrapper to be
 196          * used instead.
 197          */
 198         char *override_driver;
 199
 200         /**
 201          * override_ctrl_interface - Optional ctrl_interface override
 202          *
 203          * This parameter can be used to override the ctrl_interface parameter
 204          * in dynamic interface addition to force a control interface to be
 205          * created.
 206          */
 207         char *override_ctrl_interface;
 208
 209         /**
 210          * entropy_file - Optional entropy file
 211          *
 212          * This parameter can be used to configure wpa_supplicant to maintain
 213          * its internal entropy store over restarts.
 214          */
 215         char *entropy_file;
 216 };
 217
 218 struct p2p_srv_bonjour {
 219         struct dl_list list;
 220         struct wpabuf *query;
 221         struct wpabuf *resp;
 222 };
 223
 224 struct p2p_srv_upnp {
 225         struct dl_list list;
 226         u8 version;
 227         char *service;
 228 };
 229
 230 struct wpa_freq_range {
 231         unsigned int min;
 232         unsigned int max;
 233 };
 234
 235
 236 /**
 237  * struct wpa_global - Internal, global data for all %wpa_supplicant interfaces
 238  *
 239  * This structure is initialized by calling wpa_supplicant_init() when starting
 240  * %wpa_supplicant.
 241  */
 242 struct wpa_global {
 243         struct wpa_supplicant *ifaces;
 244         struct wpa_params params;
 245         struct ctrl_iface_global_priv *ctrl_iface;
 246         struct wpas_dbus_priv *dbus;
 247         void **drv_priv;
 248         size_t drv_count;
 249         struct os_time suspend_time;
 250         struct p2p_data *p2p;
 251         struct wpa_supplicant *p2p_init_wpa_s;
 252         struct wpa_supplicant *p2p_group_formation;
 253         struct wpa_supplicant *p2p_invite_group;
 254         u8 p2p_dev_addr[ETH_ALEN];
 255         struct dl_list p2p_srv_bonjour; /* struct p2p_srv_bonjour */
 256         struct dl_list p2p_srv_upnp; /* struct p2p_srv_upnp */
 257         int p2p_disabled;
 258         int cross_connection;
 259         struct wpa_freq_range *p2p_disallow_freq;
 260         unsigned int num_p2p_disallow_freq;
 261         enum wpa_conc_pref {
 262                 WPA_CONC_PREF_NOT_SET,
 263                 WPA_CONC_PREF_STA,
 264                 WPA_CONC_PREF_P2P
 265         } conc_pref;
 266         unsigned int p2p_cb_on_scan_complete:1;
 267
 268 #ifdef CONFIG_WIFI_DISPLAY
 269         int wifi_display;
 270 #define MAX_WFD_SUBELEMS 10
 271         struct wpabuf *wfd_subelem[MAX_WFD_SUBELEMS];
 272 #endif /* CONFIG_WIFI_DISPLAY */
 273 };
 274
 275
 276 /**
 277  * offchannel_send_action_result - Result of offchannel send Action frame
 278  */
 279 enum offchannel_send_action_result {
 280         OFFCHANNEL_SEND_ACTION_SUCCESS /**< Frame was send and acknowledged */,
 281         OFFCHANNEL_SEND_ACTION_NO_ACK /**< Frame was sent, but not acknowledged
 282                                        */,
 283         OFFCHANNEL_SEND_ACTION_FAILED /**< Frame was not sent due to a failure
 284                                        */
 285 };
 286
 287 struct wps_ap_info {
 288         u8 bssid[ETH_ALEN];
 289         enum wps_ap_info_type {
 290                 WPS_AP_NOT_SEL_REG,
 291                 WPS_AP_SEL_REG,
 292                 WPS_AP_SEL_REG_OUR
 293         } type;
 294         unsigned int tries;
 295         struct os_time last_attempt;
 296 };
 297
 298 struct wpa_ssid_value {
 299         u8 ssid[32];
 300         size_t ssid_len;
 301 };
 302
 303 /**
 304  * struct wpa_supplicant - Internal data for wpa_supplicant interface
 305  *
 306  * This structure contains the internal data for core wpa_supplicant code. This
 307  * should be only used directly from the core code. However, a pointer to this
 308  * data is used from other files as an arbitrary context pointer in calls to
 309  * core functions.
 310  */
 311 struct wpa_supplicant {
 312         struct wpa_global *global;
 313         struct wpa_supplicant *parent;
 314         struct wpa_supplicant *next;
 315         struct l2_packet_data *l2;
 316         struct l2_packet_data *l2_br;
 317         unsigned char own_addr[ETH_ALEN];
 318         char ifname[100];
 319 #ifdef CONFIG_CTRL_IFACE_DBUS
 320         char *dbus_path;
 321 #endif /* CONFIG_CTRL_IFACE_DBUS */
 322 #ifdef CONFIG_CTRL_IFACE_DBUS_NEW
 323         char *dbus_new_path;
 324         char *dbus_groupobj_path;
 325 #ifdef CONFIG_AP
 326         char *preq_notify_peer;
 327 #endif /* CONFIG_AP */
 328 #endif /* CONFIG_CTRL_IFACE_DBUS_NEW */
 329         char bridge_ifname[16];
 330
 331         char *confname;
 332         char *confanother;
 333         struct wpa_config *conf;
 334         int countermeasures;
 335         os_time_t last_michael_mic_error;
 336         u8 bssid[ETH_ALEN];
 337         u8 pending_bssid[ETH_ALEN]; /* If wpa_state == WPA_ASSOCIATING, this
 338                                      * field contains the target BSSID. */
 339         int reassociate; /* reassociation requested */
 340         int disconnected; /* all connections disabled; i.e., do no reassociate
 341                            * before this has been cleared */
 342         struct wpa_ssid *current_ssid;
 343         struct wpa_bss *current_bss;
 344         int ap_ies_from_associnfo;
 345         unsigned int assoc_freq;
 346
 347         /* Selected configuration (based on Beacon/ProbeResp WPA IE) */
 348         int pairwise_cipher;
 349         int group_cipher;
 350         int key_mgmt;
 351         int wpa_proto;
 352         int mgmt_group_cipher;
 353
 354         void *drv_priv; /* private data used by driver_ops */
 355         void *global_drv_priv;
 356
 357         u8 *bssid_filter;
 358         size_t bssid_filter_count;
 359
 360         u8 *disallow_aps_bssid;
 361         size_t disallow_aps_bssid_count;
 362         struct wpa_ssid_value *disallow_aps_ssid;
 363         size_t disallow_aps_ssid_count;
 364
 365         enum { WPA_SETBAND_AUTO, WPA_SETBAND_5G, WPA_SETBAND_2G } setband;
 366
 367         /* previous scan was wildcard when interleaving between
 368          * wildcard scans and specific SSID scan when max_ssids=1 */
 369         int prev_scan_wildcard;
 370         struct wpa_ssid *prev_scan_ssid; /* previously scanned SSID;
 371                                           * NULL = not yet initialized (start
 372                                           * with wildcard SSID)
 373                                           * WILDCARD_SSID_SCAN = wildcard
 374                                           * SSID was used in the previous scan
 375                                           */
 376 #define WILDCARD_SSID_SCAN ((struct wpa_ssid *) 1)
 377
 378         struct wpa_ssid *prev_sched_ssid; /* last SSID used in sched scan */
 379         int sched_scan_timeout;
 380         int sched_scan_interval;
 381         int first_sched_scan;
 382         int sched_scan_timed_out;
 383
 384         void (*scan_res_handler)(struct wpa_supplicant *wpa_s,
 385                                  struct wpa_scan_results *scan_res);
 386         struct dl_list bss; /* struct wpa_bss::list */
 387         struct dl_list bss_id; /* struct wpa_bss::list_id */
 388         size_t num_bss;
 389         unsigned int bss_update_idx;
 390         unsigned int bss_next_id;
 391
 392          /*
 393           * Pointers to BSS entries in the order they were in the last scan
 394           * results.
 395           */
 396         struct wpa_bss **last_scan_res;
 397         unsigned int last_scan_res_used;
 398         unsigned int last_scan_res_size;
 399         int last_scan_full;
 400         struct os_time last_scan;
 401
 402         struct wpa_driver_ops *driver;
 403         int interface_removed; /* whether the network interface has been
 404                                 * removed */
 405         struct wpa_sm *wpa;
 406         struct eapol_sm *eapol;
 407
 408         struct ctrl_iface_priv *ctrl_iface;
 409
 410         enum wpa_states wpa_state;
 411         int scanning;
 412         int sched_scanning;
 413         int new_connection;
 414
 415         int eapol_received; /* number of EAPOL packets received after the
 416                              * previous association event */
 417
 418         struct scard_data *scard;
 419         char imsi[20];
 420         int mnc_len;
 421
 422         unsigned char last_eapol_src[ETH_ALEN];
 423
 424         int keys_cleared;
 425
 426         struct wpa_blacklist *blacklist;
 427
 428         /**
 429          * extra_blacklist_count - Sum of blacklist counts after last connection
 430          *
 431          * This variable is used to maintain a count of temporary blacklisting
 432          * failures (maximum number for any BSS) over blacklist clear
 433          * operations. This is needed for figuring out whether there has been
 434          * failures prior to the last blacklist clear operation which happens
 435          * whenever no other not-blacklisted BSS candidates are available. This
 436          * gets cleared whenever a connection has been established successfully.
 437          */
 438         int extra_blacklist_count;
 439
 440         /**
 441          * scan_req - Type of the scan request
 442          */
 443         enum scan_req_type {
 444                 /**
 445                  * NORMAL_SCAN_REQ - Normal scan request
 446                  *
 447                  * This is used for scans initiated by wpa_supplicant to find an
 448                  * AP for a connection.
 449                  */
 450                 NORMAL_SCAN_REQ,
 451
 452                 /**
 453                  * INITIAL_SCAN_REQ - Initial scan request
 454                  *
 455                  * This is used for the first scan on an interface to force at
 456                  * least one scan to be run even if the configuration does not
 457                  * include any enabled networks.
 458                  */
 459                 INITIAL_SCAN_REQ,
 460
 461                 /**
 462                  * MANUAL_SCAN_REQ - Manual scan request
 463                  *
 464                  * This is used for scans where the user request a scan or
 465                  * a specific wpa_supplicant operation (e.g., WPS) requires scan
 466                  * to be run.
 467                  */
 468                 MANUAL_SCAN_REQ
 469         } scan_req;
 470         struct os_time scan_trigger_time;
 471         int scan_runs; /* number of scan runs since WPS was started */
 472         int *next_scan_freqs;
 473         int scan_interval; /* time in sec between scans to find suitable AP */
 474         int normal_scans; /* normal scans run before sched_scan */
 475         int scan_for_connection; /* whether the scan request was triggered for
 476                                   * finding a connection */
 477
 478         unsigned int drv_flags;
 479         unsigned int drv_enc;
 480
 481         /*
 482          * A bitmap of supported protocols for probe response offload. See
 483          * struct wpa_driver_capa in driver.h
 484          */
 485         unsigned int probe_resp_offloads;
 486
 487         /* extended capabilities supported by the driver */
 488         const u8 *extended_capa, *extended_capa_mask;
 489         unsigned int extended_capa_len;
 490
 491         int max_scan_ssids;
 492         int max_sched_scan_ssids;
 493         int sched_scan_supported;
 494         unsigned int max_match_sets;
 495         unsigned int max_remain_on_chan;
 496         unsigned int max_stations;
 497
 498         int pending_mic_error_report;
 499         int pending_mic_error_pairwise;
 500         int mic_errors_seen; /* Michael MIC errors with the current PTK */
 501
 502         struct wps_context *wps;
 503         int wps_success; /* WPS success event received */
 504         struct wps_er *wps_er;
 505         int blacklist_cleared;
 506
 507         struct wpabuf *pending_eapol_rx;
 508         struct os_time pending_eapol_rx_time;
 509         u8 pending_eapol_rx_src[ETH_ALEN];
 510         unsigned int last_eapol_matches_bssid:1;
 511
 512         struct ibss_rsn *ibss_rsn;
 513
 514         int set_sta_uapsd;
 515         int sta_uapsd;
 516         int set_ap_uapsd;
 517         int ap_uapsd;
 518
 519 #ifdef CONFIG_SME
 520         struct {
 521                 u8 ssid[32];
 522                 size_t ssid_len;
 523                 int freq;
 524                 u8 assoc_req_ie[200];
 525                 size_t assoc_req_ie_len;
 526                 int mfp;
 527                 int ft_used;
 528                 u8 mobility_domain[2];
 529                 u8 *ft_ies;
 530                 size_t ft_ies_len;
 531                 u8 prev_bssid[ETH_ALEN];
 532                 int prev_bssid_set;
 533                 int auth_alg;
 534                 int proto;
 535
 536                 int sa_query_count; /* number of pending SA Query requests;
 537                                      * 0 = no SA Query in progress */
 538                 int sa_query_timed_out;
 539                 u8 *sa_query_trans_id; /* buffer of WLAN_SA_QUERY_TR_ID_LEN *
 540                                         * sa_query_count octets of pending
 541                                         * SA Query transaction identifiers */
 542                 struct os_time sa_query_start;
 543                 u8 sched_obss_scan;
 544                 u16 obss_scan_int;
 545                 u16 bss_max_idle_period;
 546 #ifdef CONFIG_SAE
 547                 struct sae_data sae;
 548                 struct wpabuf *sae_token;
 549                 int sae_group_index;
 550 #endif /* CONFIG_SAE */
 551         } sme;
 552 #endif /* CONFIG_SME */
 553
 554 #ifdef CONFIG_AP
 555         struct hostapd_iface *ap_iface;
 556         void (*ap_configured_cb)(void *ctx, void *data);
 557         void *ap_configured_cb_ctx;
 558         void *ap_configured_cb_data;
 559 #endif /* CONFIG_AP */
 560
 561         unsigned int off_channel_freq;
 562         struct wpabuf *pending_action_tx;
 563         u8 pending_action_src[ETH_ALEN];
 564         u8 pending_action_dst[ETH_ALEN];
 565         u8 pending_action_bssid[ETH_ALEN];
 566         unsigned int pending_action_freq;
 567         int pending_action_no_cck;
 568         int pending_action_without_roc;
 569         void (*pending_action_tx_status_cb)(struct wpa_supplicant *wpa_s,
 570                                             unsigned int freq, const u8 *dst,
 571                                             const u8 *src, const u8 *bssid,
 572                                             const u8 *data, size_t data_len,
 573                                             enum offchannel_send_action_result
 574                                             result);
 575         unsigned int roc_waiting_drv_freq;
 576         int action_tx_wait_time;
 577
 578         int p2p_mgmt;
 579
 580 #ifdef CONFIG_P2P
 581         struct p2p_go_neg_results *go_params;
 582         int create_p2p_iface;
 583         u8 pending_interface_addr[ETH_ALEN];
 584         char pending_interface_name[100];
 585         int pending_interface_type;
 586         int p2p_group_idx;
 587         unsigned int pending_listen_freq;
 588         unsigned int pending_listen_duration;
 589         enum {
 590                 NOT_P2P_GROUP_INTERFACE,
 591                 P2P_GROUP_INTERFACE_PENDING,
 592                 P2P_GROUP_INTERFACE_GO,
 593                 P2P_GROUP_INTERFACE_CLIENT
 594         } p2p_group_interface;
 595         struct p2p_group *p2p_group;
 596         int p2p_long_listen; /* remaining time in long Listen state in ms */
 597         char p2p_pin[10];
 598         int p2p_wps_method;
 599         u8 p2p_auth_invite[ETH_ALEN];
 600         int p2p_sd_over_ctrl_iface;
 601         int p2p_in_provisioning;
 602         int pending_invite_ssid_id;
 603         int show_group_started;
 604         u8 go_dev_addr[ETH_ALEN];
 605         int pending_pd_before_join;
 606         u8 pending_join_iface_addr[ETH_ALEN];
 607         u8 pending_join_dev_addr[ETH_ALEN];
 608         int pending_join_wps_method;
 609         int p2p_join_scan_count;
 610         int auto_pd_scan_retry;
 611         int force_long_sd;
 612         u16 pending_pd_config_methods;
 613         enum {
 614                 NORMAL_PD, AUTO_PD_GO_NEG, AUTO_PD_JOIN
 615         } pending_pd_use;
 616
 617         /*
 618          * Whether cross connection is disallowed by the AP to which this
 619          * interface is associated (only valid if there is an association).
 620          */
 621         int cross_connect_disallowed;
 622
 623         /*
 624          * Whether this P2P group is configured to use cross connection (only
 625          * valid if this is P2P GO interface). The actual cross connect packet
 626          * forwarding may not be configured depending on the uplink status.
 627          */
 628         int cross_connect_enabled;
 629
 630         /* Whether cross connection forwarding is in use at the moment. */
 631         int cross_connect_in_use;
 632
 633         /*
 634          * Uplink interface name for cross connection
 635          */
 636         char cross_connect_uplink[100];
 637
 638         unsigned int sta_scan_pending:1;
 639         unsigned int p2p_auto_join:1;
 640         unsigned int p2p_auto_pd:1;
 641         unsigned int p2p_persistent_group:1;
 642         unsigned int p2p_fallback_to_go_neg:1;
 643         unsigned int p2p_pd_before_go_neg:1;
 644         unsigned int p2p_go_ht40:1;
 645         unsigned int user_initiated_pd:1;
 646         int p2p_persistent_go_freq;
 647         int p2p_persistent_id;
 648         int p2p_go_intent;
 649         int p2p_connect_freq;
 650         struct os_time p2p_auto_started;
 651 #endif /* CONFIG_P2P */
 652
 653         struct wpa_ssid *bgscan_ssid;
 654         const struct bgscan_ops *bgscan;
 655         void *bgscan_priv;
 656
 657         const struct autoscan_ops *autoscan;
 658         struct wpa_driver_scan_params *autoscan_params;
 659         void *autoscan_priv;
 660
 661         struct wpa_ssid *connect_without_scan;
 662
 663         struct wps_ap_info *wps_ap;
 664         size_t num_wps_ap;
 665         int wps_ap_iter;
 666
 667         int after_wps;
 668         int known_wps_freq;
 669         unsigned int wps_freq;
 670         u16 wps_ap_channel;
 671         int wps_fragment_size;
 672         int auto_reconnect_disabled;
 673
 674          /* Channel preferences for AP/P2P GO use */
 675         int best_24_freq;
 676         int best_5_freq;
 677         int best_overall_freq;
 678
 679         struct gas_query *gas;
 680
 681 #ifdef CONFIG_INTERWORKING
 682         unsigned int fetch_anqp_in_progress:1;
 683         unsigned int network_select:1;
 684         unsigned int auto_select:1;
 685         unsigned int auto_network_select:1;
 686         unsigned int fetch_all_anqp:1;
 687         struct wpa_bss *interworking_gas_bss;
 688 #endif /* CONFIG_INTERWORKING */
 689         unsigned int drv_capa_known;
 690
 691         struct {
 692                 struct hostapd_hw_modes *modes;
 693                 u16 num_modes;
 694                 u16 flags;
 695         } hw;
 696
 697         int pno;
 698
 699         /* WLAN_REASON_* reason codes. Negative if locally generated. */
 700         int disconnect_reason;
 701
 702         struct ext_password_data *ext_pw;
 703
 704         struct wpabuf *last_gas_resp;
 705         u8 last_gas_addr[ETH_ALEN];
 706         u8 last_gas_dialog_token;
 707
 708         unsigned int no_keep_alive:1;
 709
 710 #ifdef CONFIG_WNM
 711         u8 wnm_dialog_token;
 712         u8 wnm_reply;
 713         u8 wnm_num_neighbor_report;
 714         u8 wnm_mode;
 715         u16 wnm_dissoc_timer;
 716         u8 wnm_validity_interval;
 717         u8 wnm_bss_termination_duration[12];
 718         struct neighbor_report *wnm_neighbor_report_elements;
 719 #endif /* CONFIG_WNM */
 720
 721 #ifdef CONFIG_TESTING_GET_GTK
 722         u8 last_gtk[32];
 723         size_t last_gtk_len;
 724 #endif /* CONFIG_TESTING_GET_GTK */
 725 };
 726
 727
 728 /* wpa_supplicant.c */
 729 void wpa_supplicant_apply_ht_overrides(
 730         struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
 731         struct wpa_driver_associate_params *params);
 732 void wpa_supplicant_apply_vht_overrides(
 733         struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
 734         struct wpa_driver_associate_params *params);
 735
 736 int wpa_set_wep_keys(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid);
 737 int wpa_supplicant_set_wpa_none_key(struct wpa_supplicant *wpa_s,
 738                                     struct wpa_ssid *ssid);
 739
 740 int wpa_supplicant_reload_configuration(struct wpa_supplicant *wpa_s);
 741
 742 const char * wpa_supplicant_state_txt(enum wpa_states state);
 743 int wpa_supplicant_update_mac_addr(struct wpa_supplicant *wpa_s);
 744 int wpa_supplicant_driver_init(struct wpa_supplicant *wpa_s);
 745 int wpa_supplicant_set_suites(struct wpa_supplicant *wpa_s,
 746                               struct wpa_bss *bss, struct wpa_ssid *ssid,
 747                               u8 *wpa_ie, size_t *wpa_ie_len);
 748 void wpa_supplicant_associate(struct wpa_supplicant *wpa_s,
 749                               struct wpa_bss *bss,
 750                               struct wpa_ssid *ssid);
 751 void wpa_supplicant_set_non_wpa_policy(struct wpa_supplicant *wpa_s,
 752                                        struct wpa_ssid *ssid);
 753 void wpa_supplicant_initiate_eapol(struct wpa_supplicant *wpa_s);
 754 void wpa_clear_keys(struct wpa_supplicant *wpa_s, const u8 *addr);
 755 void wpa_supplicant_req_auth_timeout(struct wpa_supplicant *wpa_s,
 756                                      int sec, int usec);
 757 void wpa_supplicant_reinit_autoscan(struct wpa_supplicant *wpa_s);
 758 void wpa_supplicant_set_state(struct wpa_supplicant *wpa_s,
 759                               enum wpa_states state);
 760 struct wpa_ssid * wpa_supplicant_get_ssid(struct wpa_supplicant *wpa_s);
 761 const char * wpa_supplicant_get_eap_mode(struct wpa_supplicant *wpa_s);
 762 void wpa_supplicant_cancel_auth_timeout(struct wpa_supplicant *wpa_s);
 763 void wpa_supplicant_deauthenticate(struct wpa_supplicant *wpa_s,
 764                                    int reason_code);
 765
 766 void wpa_supplicant_enable_network(struct wpa_supplicant *wpa_s,
 767                                    struct wpa_ssid *ssid);
 768 void wpa_supplicant_disable_network(struct wpa_supplicant *wpa_s,
 769                                     struct wpa_ssid *ssid);
 770 void wpa_supplicant_select_network(struct wpa_supplicant *wpa_s,
 771                                    struct wpa_ssid *ssid);
 772 int wpa_supplicant_set_ap_scan(struct wpa_supplicant *wpa_s,
 773                                int ap_scan);
 774 int wpa_supplicant_set_bss_expiration_age(struct wpa_supplicant *wpa_s,
 775                                           unsigned int expire_age);
 776 int wpa_supplicant_set_bss_expiration_count(struct wpa_supplicant *wpa_s,
 777                                             unsigned int expire_count);
 778 int wpa_supplicant_set_scan_interval(struct wpa_supplicant *wpa_s,
 779                                      int scan_interval);
 780 int wpa_supplicant_set_debug_params(struct wpa_global *global,
 781                                     int debug_level, int debug_timestamp,
 782                                     int debug_show_keys);
 783 void free_hw_features(struct wpa_supplicant *wpa_s);
 784
 785 void wpa_show_license(void);
 786
 787 struct wpa_supplicant * wpa_supplicant_add_iface(struct wpa_global *global,
 788                                                  struct wpa_interface *iface);
 789 int wpa_supplicant_remove_iface(struct wpa_global *global,
 790                                 struct wpa_supplicant *wpa_s,
 791                                 int terminate);
 792 struct wpa_supplicant * wpa_supplicant_get_iface(struct wpa_global *global,
 793                                                  const char *ifname);
 794 struct wpa_global * wpa_supplicant_init(struct wpa_params *params);
 795 int wpa_supplicant_run(struct wpa_global *global);
 796 void wpa_supplicant_deinit(struct wpa_global *global);
 797
 798 int wpa_supplicant_scard_init(struct wpa_supplicant *wpa_s,
 799                               struct wpa_ssid *ssid);
 800 void wpa_supplicant_terminate_proc(struct wpa_global *global);
 801 void wpa_supplicant_rx_eapol(void *ctx, const u8 *src_addr,
 802                              const u8 *buf, size_t len);
 803 enum wpa_key_mgmt key_mgmt2driver(int key_mgmt);
 804 void wpa_supplicant_update_config(struct wpa_supplicant *wpa_s);
 805 void wpa_supplicant_clear_status(struct wpa_supplicant *wpa_s);
 806 void wpas_connection_failed(struct wpa_supplicant *wpa_s, const u8 *bssid);
 807 int wpas_driver_bss_selection(struct wpa_supplicant *wpa_s);
 808 int wpas_is_p2p_prioritized(struct wpa_supplicant *wpa_s);
 809 void wpas_auth_failed(struct wpa_supplicant *wpa_s);
 810 void wpas_clear_temp_disabled(struct wpa_supplicant *wpa_s,
 811                               struct wpa_ssid *ssid, int clear_failures);
 812 int disallowed_bssid(struct wpa_supplicant *wpa_s, const u8 *bssid);
 813 int disallowed_ssid(struct wpa_supplicant *wpa_s, const u8 *ssid,
 814                     size_t ssid_len);
 815 void wpas_request_connection(struct wpa_supplicant *wpa_s);
 816 int wpas_build_ext_capab(struct wpa_supplicant *wpa_s, u8 *buf);
 817 int wpas_wpa_is_in_progress(struct wpa_supplicant *wpa_s);
 818
 819 /**
 820  * wpa_supplicant_ctrl_iface_ctrl_rsp_handle - Handle a control response
 821  * @wpa_s: Pointer to wpa_supplicant data
 822  * @ssid: Pointer to the network block the reply is for
 823  * @field: field the response is a reply for
 824  * @value: value (ie, password, etc) for @field
 825  * Returns: 0 on success, non-zero on error
 826  *
 827  * Helper function to handle replies to control interface requests.
 828  */
 829 int wpa_supplicant_ctrl_iface_ctrl_rsp_handle(struct wpa_supplicant *wpa_s,
 830                                               struct wpa_ssid *ssid,
 831                                               const char *field,
 832                                               const char *value);
 833
 834 /* events.c */
 835 void wpa_supplicant_mark_disassoc(struct wpa_supplicant *wpa_s);
 836 int wpa_supplicant_connect(struct wpa_supplicant *wpa_s,
 837                            struct wpa_bss *selected,
 838                            struct wpa_ssid *ssid);
 839 void wpa_supplicant_stop_countermeasures(void *eloop_ctx, void *sock_ctx);
 840 void wpa_supplicant_delayed_mic_error_report(void *eloop_ctx, void *sock_ctx);
 841 void wnm_bss_keep_alive_deinit(struct wpa_supplicant *wpa_s);
 842 int wpa_supplicant_fast_associate(struct wpa_supplicant *wpa_s);
 843 struct wpa_bss * wpa_supplicant_pick_network(struct wpa_supplicant *wpa_s,
 844                                              struct wpa_ssid **selected_ssid);
 845
 846 /* eap_register.c */
 847 int eap_register_methods(void);
 848
 849 /**
 850  * Utility method to tell if a given network is a persistent group
 851  * @ssid: Network object
 852  * Returns: 1 if network is a persistent group, 0 otherwise
 853  */
 854 static inline int network_is_persistent_group(struct wpa_ssid *ssid)
 855 {
 856         return ((ssid->disabled == 2) || ssid->p2p_persistent_group);
 857 }
 858
 859 int wpas_network_disabled(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid);
 860
 861 int wpas_init_ext_pw(struct wpa_supplicant *wpa_s);
 862
 863 #endif /* WPA_SUPPLICANT_I_H */