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          * ctrl_interface - Control interface parameter
  60          *
  61          * If a configuration file is not used, this variable can be used to
  62          * set the ctrl_interface parameter that would have otherwise been read
  63          * from the configuration file. If both confname and ctrl_interface are
  64          * set, ctrl_interface is used to override the value from configuration
  65          * file.
  66          */
  67         const char *ctrl_interface;
  68
  69         /**
  70          * driver - Driver interface name, or %NULL to use the default driver
  71          */
  72         const char *driver;
  73
  74         /**
  75          * driver_param - Driver interface parameters
  76          *
  77          * If a configuration file is not used, this variable can be used to
  78          * set the driver_param parameters that would have otherwise been read
  79          * from the configuration file. If both confname and driver_param are
  80          * set, driver_param is used to override the value from configuration
  81          * file.
  82          */
  83         const char *driver_param;
  84
  85         /**
  86          * ifname - Interface name
  87          */
  88         const char *ifname;
  89
  90         /**
  91          * bridge_ifname - Optional bridge interface name
  92          *
  93          * If the driver interface (ifname) is included in a Linux bridge
  94          * device, the bridge interface may need to be used for receiving EAPOL
  95          * frames. This can be enabled by setting this variable to enable
  96          * receiving of EAPOL frames from an additional interface.
  97          */
  98         const char *bridge_ifname;
  99 };
 100
 101 /**
 102  * struct wpa_params - Parameters for wpa_supplicant_init()
 103  */
 104 struct wpa_params {
 105         /**
 106          * daemonize - Run %wpa_supplicant in the background
 107          */
 108         int daemonize;
 109
 110         /**
 111          * wait_for_monitor - Wait for a monitor program before starting
 112          */
 113         int wait_for_monitor;
 114
 115         /**
 116          * pid_file - Path to a PID (process ID) file
 117          *
 118          * If this and daemonize are set, process ID of the background process
 119          * will be written to the specified file.
 120          */
 121         char *pid_file;
 122
 123         /**
 124          * wpa_debug_level - Debugging verbosity level (e.g., MSG_INFO)
 125          */
 126         int wpa_debug_level;
 127
 128         /**
 129          * wpa_debug_show_keys - Whether keying material is included in debug
 130          *
 131          * This parameter can be used to allow keying material to be included
 132          * in debug messages. This is a security risk and this option should
 133          * not be enabled in normal configuration. If needed during
 134          * development or while troubleshooting, this option can provide more
 135          * details for figuring out what is happening.
 136          */
 137         int wpa_debug_show_keys;
 138
 139         /**
 140          * wpa_debug_timestamp - Whether to include timestamp in debug messages
 141          */
 142         int wpa_debug_timestamp;
 143
 144         /**
 145          * ctrl_interface - Global ctrl_iface path/parameter
 146          */
 147         char *ctrl_interface;
 148
 149         /**
 150          * dbus_ctrl_interface - Enable the DBus control interface
 151          */
 152         int dbus_ctrl_interface;
 153
 154         /**
 155          * wpa_debug_file_path - Path of debug file or %NULL to use stdout
 156          */
 157         const char *wpa_debug_file_path;
 158
 159         /**
 160          * wpa_debug_syslog - Enable log output through syslog
 161          */
 162         int wpa_debug_syslog;
 163
 164         /**
 165          * wpa_debug_tracing - Enable log output through Linux tracing
 166          */
 167         int wpa_debug_tracing;
 168
 169         /**
 170          * override_driver - Optional driver parameter override
 171          *
 172          * This parameter can be used to override the driver parameter in
 173          * dynamic interface addition to force a specific driver wrapper to be
 174          * used instead.
 175          */
 176         char *override_driver;
 177
 178         /**
 179          * override_ctrl_interface - Optional ctrl_interface override
 180          *
 181          * This parameter can be used to override the ctrl_interface parameter
 182          * in dynamic interface addition to force a control interface to be
 183          * created.
 184          */
 185         char *override_ctrl_interface;
 186
 187         /**
 188          * entropy_file - Optional entropy file
 189          *
 190          * This parameter can be used to configure wpa_supplicant to maintain
 191          * its internal entropy store over restarts.
 192          */
 193         char *entropy_file;
 194 };
 195
 196 struct p2p_srv_bonjour {
 197         struct dl_list list;
 198         struct wpabuf *query;
 199         struct wpabuf *resp;
 200 };
 201
 202 struct p2p_srv_upnp {
 203         struct dl_list list;
 204         u8 version;
 205         char *service;
 206 };
 207
 208 struct wpa_freq_range {
 209         unsigned int min;
 210         unsigned int max;
 211 };
 212
 213
 214 /**
 215  * struct wpa_global - Internal, global data for all %wpa_supplicant interfaces
 216  *
 217  * This structure is initialized by calling wpa_supplicant_init() when starting
 218  * %wpa_supplicant.
 219  */
 220 struct wpa_global {
 221         struct wpa_supplicant *ifaces;
 222         struct wpa_params params;
 223         struct ctrl_iface_global_priv *ctrl_iface;
 224         struct wpas_dbus_priv *dbus;
 225         void **drv_priv;
 226         size_t drv_count;
 227         struct os_time suspend_time;
 228         struct p2p_data *p2p;
 229         struct wpa_supplicant *p2p_init_wpa_s;
 230         struct wpa_supplicant *p2p_group_formation;
 231         u8 p2p_dev_addr[ETH_ALEN];
 232         struct dl_list p2p_srv_bonjour; /* struct p2p_srv_bonjour */
 233         struct dl_list p2p_srv_upnp; /* struct p2p_srv_upnp */
 234         int p2p_disabled;
 235         int cross_connection;
 236         struct wpa_freq_range *p2p_disallow_freq;
 237         unsigned int num_p2p_disallow_freq;
 238         enum wpa_conc_pref {
 239                 WPA_CONC_PREF_NOT_SET,
 240                 WPA_CONC_PREF_STA,
 241                 WPA_CONC_PREF_P2P
 242         } conc_pref;
 243         unsigned int p2p_cb_on_scan_complete:1;
 244
 245 #ifdef CONFIG_WIFI_DISPLAY
 246         int wifi_display;
 247 #define MAX_WFD_SUBELEMS 10
 248         struct wpabuf *wfd_subelem[MAX_WFD_SUBELEMS];
 249 #endif /* CONFIG_WIFI_DISPLAY */
 250 };
 251
 252
 253 /**
 254  * offchannel_send_action_result - Result of offchannel send Action frame
 255  */
 256 enum offchannel_send_action_result {
 257         OFFCHANNEL_SEND_ACTION_SUCCESS /**< Frame was send and acknowledged */,
 258         OFFCHANNEL_SEND_ACTION_NO_ACK /**< Frame was sent, but not acknowledged
 259                                        */,
 260         OFFCHANNEL_SEND_ACTION_FAILED /**< Frame was not sent due to a failure
 261                                        */
 262 };
 263
 264 struct wps_ap_info {
 265         u8 bssid[ETH_ALEN];
 266         enum wps_ap_info_type {
 267                 WPS_AP_NOT_SEL_REG,
 268                 WPS_AP_SEL_REG,
 269                 WPS_AP_SEL_REG_OUR
 270         } type;
 271         unsigned int tries;
 272         struct os_time last_attempt;
 273 };
 274
 275 struct wpa_ssid_value {
 276         u8 ssid[32];
 277         size_t ssid_len;
 278 };
 279
 280 /**
 281  * struct wpa_supplicant - Internal data for wpa_supplicant interface
 282  *
 283  * This structure contains the internal data for core wpa_supplicant code. This
 284  * should be only used directly from the core code. However, a pointer to this
 285  * data is used from other files as an arbitrary context pointer in calls to
 286  * core functions.
 287  */
 288 struct wpa_supplicant {
 289         struct wpa_global *global;
 290         struct wpa_supplicant *parent;
 291         struct wpa_supplicant *next;
 292         struct l2_packet_data *l2;
 293         struct l2_packet_data *l2_br;
 294         unsigned char own_addr[ETH_ALEN];
 295         char ifname[100];
 296 #ifdef CONFIG_CTRL_IFACE_DBUS
 297         char *dbus_path;
 298 #endif /* CONFIG_CTRL_IFACE_DBUS */
 299 #ifdef CONFIG_CTRL_IFACE_DBUS_NEW
 300         char *dbus_new_path;
 301         char *dbus_groupobj_path;
 302 #ifdef CONFIG_AP
 303         char *preq_notify_peer;
 304 #endif /* CONFIG_AP */
 305 #endif /* CONFIG_CTRL_IFACE_DBUS_NEW */
 306         char bridge_ifname[16];
 307
 308         char *confname;
 309         struct wpa_config *conf;
 310         int countermeasures;
 311         os_time_t last_michael_mic_error;
 312         u8 bssid[ETH_ALEN];
 313         u8 pending_bssid[ETH_ALEN]; /* If wpa_state == WPA_ASSOCIATING, this
 314                                      * field contains the target BSSID. */
 315         int reassociate; /* reassociation requested */
 316         int disconnected; /* all connections disabled; i.e., do no reassociate
 317                            * before this has been cleared */
 318         struct wpa_ssid *current_ssid;
 319         struct wpa_bss *current_bss;
 320         int ap_ies_from_associnfo;
 321         unsigned int assoc_freq;
 322
 323         /* Selected configuration (based on Beacon/ProbeResp WPA IE) */
 324         int pairwise_cipher;
 325         int group_cipher;
 326         int key_mgmt;
 327         int wpa_proto;
 328         int mgmt_group_cipher;
 329
 330         void *drv_priv; /* private data used by driver_ops */
 331         void *global_drv_priv;
 332
 333         u8 *bssid_filter;
 334         size_t bssid_filter_count;
 335
 336         u8 *disallow_aps_bssid;
 337         size_t disallow_aps_bssid_count;
 338         struct wpa_ssid_value *disallow_aps_ssid;
 339         size_t disallow_aps_ssid_count;
 340
 341         /* previous scan was wildcard when interleaving between
 342          * wildcard scans and specific SSID scan when max_ssids=1 */
 343         int prev_scan_wildcard;
 344         struct wpa_ssid *prev_scan_ssid; /* previously scanned SSID;
 345                                           * NULL = not yet initialized (start
 346                                           * with wildcard SSID)
 347                                           * WILDCARD_SSID_SCAN = wildcard
 348                                           * SSID was used in the previous scan
 349                                           */
 350 #define WILDCARD_SSID_SCAN ((struct wpa_ssid *) 1)
 351
 352         struct wpa_ssid *prev_sched_ssid; /* last SSID used in sched scan */
 353         int sched_scan_timeout;
 354         int sched_scan_interval;
 355         int first_sched_scan;
 356         int sched_scan_timed_out;
 357
 358         void (*scan_res_handler)(struct wpa_supplicant *wpa_s,
 359                                  struct wpa_scan_results *scan_res);
 360         struct dl_list bss; /* struct wpa_bss::list */
 361         struct dl_list bss_id; /* struct wpa_bss::list_id */
 362         size_t num_bss;
 363         unsigned int bss_update_idx;
 364         unsigned int bss_next_id;
 365
 366          /*
 367           * Pointers to BSS entries in the order they were in the last scan
 368           * results.
 369           */
 370         struct wpa_bss **last_scan_res;
 371         unsigned int last_scan_res_used;
 372         unsigned int last_scan_res_size;
 373         int last_scan_full;
 374         struct os_time last_scan;
 375
 376         struct wpa_driver_ops *driver;
 377         int interface_removed; /* whether the network interface has been
 378                                 * removed */
 379         struct wpa_sm *wpa;
 380         struct eapol_sm *eapol;
 381
 382         struct ctrl_iface_priv *ctrl_iface;
 383
 384         enum wpa_states wpa_state;
 385         int scanning;
 386         int sched_scanning;
 387         int new_connection;
 388
 389         int eapol_received; /* number of EAPOL packets received after the
 390                              * previous association event */
 391
 392         struct scard_data *scard;
 393 #ifdef PCSC_FUNCS
 394         char imsi[20];
 395         int mnc_len;
 396 #endif /* PCSC_FUNCS */
 397
 398         unsigned char last_eapol_src[ETH_ALEN];
 399
 400         int keys_cleared;
 401
 402         struct wpa_blacklist *blacklist;
 403
 404         /**
 405          * extra_blacklist_count - Sum of blacklist counts after last connection
 406          *
 407          * This variable is used to maintain a count of temporary blacklisting
 408          * failures (maximum number for any BSS) over blacklist clear
 409          * operations. This is needed for figuring out whether there has been
 410          * failures prior to the last blacklist clear operation which happens
 411          * whenever no other not-blacklisted BSS candidates are available. This
 412          * gets cleared whenever a connection has been established successfully.
 413          */
 414         int extra_blacklist_count;
 415
 416         /**
 417          * scan_req - Type of the scan request
 418          */
 419         enum scan_req_type {
 420                 /**
 421                  * NORMAL_SCAN_REQ - Normal scan request
 422                  *
 423                  * This is used for scans initiated by wpa_supplicant to find an
 424                  * AP for a connection.
 425                  */
 426                 NORMAL_SCAN_REQ,
 427
 428                 /**
 429                  * INITIAL_SCAN_REQ - Initial scan request
 430                  *
 431                  * This is used for the first scan on an interface to force at
 432                  * least one scan to be run even if the configuration does not
 433                  * include any enabled networks.
 434                  */
 435                 INITIAL_SCAN_REQ,
 436
 437                 /**
 438                  * MANUAL_SCAN_REQ - Manual scan request
 439                  *
 440                  * This is used for scans where the user request a scan or
 441                  * a specific wpa_supplicant operation (e.g., WPS) requires scan
 442                  * to be run.
 443                  */
 444                 MANUAL_SCAN_REQ
 445         } scan_req;
 446         int scan_runs; /* number of scan runs since WPS was started */
 447         int *next_scan_freqs;
 448         int scan_interval; /* time in sec between scans to find suitable AP */
 449         int normal_scans; /* normal scans run before sched_scan */
 450         int scan_for_connection; /* whether the scan request was triggered for
 451                                   * finding a connection */
 452
 453         unsigned int drv_flags;
 454         unsigned int drv_enc;
 455
 456         /*
 457          * A bitmap of supported protocols for probe response offload. See
 458          * struct wpa_driver_capa in driver.h
 459          */
 460         unsigned int probe_resp_offloads;
 461
 462         int max_scan_ssids;
 463         int max_sched_scan_ssids;
 464         int sched_scan_supported;
 465         unsigned int max_match_sets;
 466         unsigned int max_remain_on_chan;
 467         unsigned int max_stations;
 468
 469         int pending_mic_error_report;
 470         int pending_mic_error_pairwise;
 471         int mic_errors_seen; /* Michael MIC errors with the current PTK */
 472
 473         struct wps_context *wps;
 474         int wps_success; /* WPS success event received */
 475         struct wps_er *wps_er;
 476         int blacklist_cleared;
 477
 478         struct wpabuf *pending_eapol_rx;
 479         struct os_time pending_eapol_rx_time;
 480         u8 pending_eapol_rx_src[ETH_ALEN];
 481         unsigned int last_eapol_matches_bssid:1;
 482
 483         struct ibss_rsn *ibss_rsn;
 484
 485         int set_sta_uapsd;
 486         int sta_uapsd;
 487         int set_ap_uapsd;
 488         int ap_uapsd;
 489
 490 #ifdef CONFIG_SME
 491         struct {
 492                 u8 ssid[32];
 493                 size_t ssid_len;
 494                 int freq;
 495                 u8 assoc_req_ie[200];
 496                 size_t assoc_req_ie_len;
 497                 int mfp;
 498                 int ft_used;
 499                 u8 mobility_domain[2];
 500                 u8 *ft_ies;
 501                 size_t ft_ies_len;
 502                 u8 prev_bssid[ETH_ALEN];
 503                 int prev_bssid_set;
 504                 int auth_alg;
 505                 int proto;
 506
 507                 int sa_query_count; /* number of pending SA Query requests;
 508                                      * 0 = no SA Query in progress */
 509                 int sa_query_timed_out;
 510                 u8 *sa_query_trans_id; /* buffer of WLAN_SA_QUERY_TR_ID_LEN *
 511                                         * sa_query_count octets of pending
 512                                         * SA Query transaction identifiers */
 513                 struct os_time sa_query_start;
 514                 u8 sched_obss_scan;
 515                 u16 obss_scan_int;
 516                 u16 bss_max_idle_period;
 517 #ifdef CONFIG_SAE
 518                 struct sae_data sae;
 519 #endif /* CONFIG_SAE */
 520         } sme;
 521 #endif /* CONFIG_SME */
 522
 523 #ifdef CONFIG_AP
 524         struct hostapd_iface *ap_iface;
 525         void (*ap_configured_cb)(void *ctx, void *data);
 526         void *ap_configured_cb_ctx;
 527         void *ap_configured_cb_data;
 528 #endif /* CONFIG_AP */
 529
 530         unsigned int off_channel_freq;
 531         struct wpabuf *pending_action_tx;
 532         u8 pending_action_src[ETH_ALEN];
 533         u8 pending_action_dst[ETH_ALEN];
 534         u8 pending_action_bssid[ETH_ALEN];
 535         unsigned int pending_action_freq;
 536         int pending_action_no_cck;
 537         int pending_action_without_roc;
 538         void (*pending_action_tx_status_cb)(struct wpa_supplicant *wpa_s,
 539                                             unsigned int freq, const u8 *dst,
 540                                             const u8 *src, const u8 *bssid,
 541                                             const u8 *data, size_t data_len,
 542                                             enum offchannel_send_action_result
 543                                             result);
 544         unsigned int roc_waiting_drv_freq;
 545         int action_tx_wait_time;
 546
 547 #ifdef CONFIG_P2P
 548         struct p2p_go_neg_results *go_params;
 549         int create_p2p_iface;
 550         u8 pending_interface_addr[ETH_ALEN];
 551         char pending_interface_name[100];
 552         int pending_interface_type;
 553         int p2p_group_idx;
 554         unsigned int pending_listen_freq;
 555         unsigned int pending_listen_duration;
 556         enum {
 557                 NOT_P2P_GROUP_INTERFACE,
 558                 P2P_GROUP_INTERFACE_PENDING,
 559                 P2P_GROUP_INTERFACE_GO,
 560                 P2P_GROUP_INTERFACE_CLIENT
 561         } p2p_group_interface;
 562         struct p2p_group *p2p_group;
 563         int p2p_long_listen; /* remaining time in long Listen state in ms */
 564         char p2p_pin[10];
 565         int p2p_wps_method;
 566         u8 p2p_auth_invite[ETH_ALEN];
 567         int p2p_sd_over_ctrl_iface;
 568         int p2p_in_provisioning;
 569         int pending_invite_ssid_id;
 570         int show_group_started;
 571         u8 go_dev_addr[ETH_ALEN];
 572         int pending_pd_before_join;
 573         u8 pending_join_iface_addr[ETH_ALEN];
 574         u8 pending_join_dev_addr[ETH_ALEN];
 575         int pending_join_wps_method;
 576         int p2p_join_scan_count;
 577         int auto_pd_scan_retry;
 578         int force_long_sd;
 579         u16 pending_pd_config_methods;
 580         enum {
 581                 NORMAL_PD, AUTO_PD_GO_NEG, AUTO_PD_JOIN
 582         } pending_pd_use;
 583
 584         /*
 585          * Whether cross connection is disallowed by the AP to which this
 586          * interface is associated (only valid if there is an association).
 587          */
 588         int cross_connect_disallowed;
 589
 590         /*
 591          * Whether this P2P group is configured to use cross connection (only
 592          * valid if this is P2P GO interface). The actual cross connect packet
 593          * forwarding may not be configured depending on the uplink status.
 594          */
 595         int cross_connect_enabled;
 596
 597         /* Whether cross connection forwarding is in use at the moment. */
 598         int cross_connect_in_use;
 599
 600         /*
 601          * Uplink interface name for cross connection
 602          */
 603         char cross_connect_uplink[100];
 604
 605         unsigned int sta_scan_pending:1;
 606         unsigned int p2p_auto_join:1;
 607         unsigned int p2p_auto_pd:1;
 608         unsigned int p2p_persistent_group:1;
 609         unsigned int p2p_fallback_to_go_neg:1;
 610         unsigned int p2p_pd_before_go_neg:1;
 611         unsigned int p2p_go_ht40:1;
 612         unsigned int user_initiated_pd:1;
 613         int p2p_persistent_go_freq;
 614         int p2p_persistent_id;
 615         int p2p_go_intent;
 616         int p2p_connect_freq;
 617         struct os_time p2p_auto_started;
 618 #endif /* CONFIG_P2P */
 619
 620         struct wpa_ssid *bgscan_ssid;
 621         const struct bgscan_ops *bgscan;
 622         void *bgscan_priv;
 623
 624         const struct autoscan_ops *autoscan;
 625         struct wpa_driver_scan_params *autoscan_params;
 626         void *autoscan_priv;
 627
 628         struct wpa_ssid *connect_without_scan;
 629
 630         struct wps_ap_info *wps_ap;
 631         size_t num_wps_ap;
 632         int wps_ap_iter;
 633
 634         int after_wps;
 635         int known_wps_freq;
 636         unsigned int wps_freq;
 637         u16 wps_ap_channel;
 638         int wps_fragment_size;
 639         int auto_reconnect_disabled;
 640
 641          /* Channel preferences for AP/P2P GO use */
 642         int best_24_freq;
 643         int best_5_freq;
 644         int best_overall_freq;
 645
 646         struct gas_query *gas;
 647
 648 #ifdef CONFIG_INTERWORKING
 649         unsigned int fetch_anqp_in_progress:1;
 650         unsigned int network_select:1;
 651         unsigned int auto_select:1;
 652         unsigned int auto_network_select:1;
 653         unsigned int fetch_all_anqp:1;
 654 #endif /* CONFIG_INTERWORKING */
 655         unsigned int drv_capa_known;
 656
 657         struct {
 658                 struct hostapd_hw_modes *modes;
 659                 u16 num_modes;
 660                 u16 flags;
 661         } hw;
 662
 663         int pno;
 664
 665         /* WLAN_REASON_* reason codes. Negative if locally generated. */
 666         int disconnect_reason;
 667
 668         struct ext_password_data *ext_pw;
 669
 670         struct wpabuf *last_gas_resp;
 671         u8 last_gas_addr[ETH_ALEN];
 672         u8 last_gas_dialog_token;
 673
 674         unsigned int no_keep_alive:1;
 675 };
 676
 677
 678 /* wpa_supplicant.c */
 679 void wpa_supplicant_apply_ht_overrides(
 680         struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid,
 681         struct wpa_driver_associate_params *params);
 682
 683 int wpa_set_wep_keys(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid);
 684
 685 int wpa_supplicant_reload_configuration(struct wpa_supplicant *wpa_s);
 686
 687 const char * wpa_supplicant_state_txt(enum wpa_states state);
 688 int wpa_supplicant_update_mac_addr(struct wpa_supplicant *wpa_s);
 689 int wpa_supplicant_driver_init(struct wpa_supplicant *wpa_s);
 690 int wpa_supplicant_set_suites(struct wpa_supplicant *wpa_s,
 691                               struct wpa_bss *bss, struct wpa_ssid *ssid,
 692                               u8 *wpa_ie, size_t *wpa_ie_len);
 693 void wpa_supplicant_associate(struct wpa_supplicant *wpa_s,
 694                               struct wpa_bss *bss,
 695                               struct wpa_ssid *ssid);
 696 void wpa_supplicant_set_non_wpa_policy(struct wpa_supplicant *wpa_s,
 697                                        struct wpa_ssid *ssid);
 698 void wpa_supplicant_initiate_eapol(struct wpa_supplicant *wpa_s);
 699 void wpa_clear_keys(struct wpa_supplicant *wpa_s, const u8 *addr);
 700 void wpa_supplicant_req_auth_timeout(struct wpa_supplicant *wpa_s,
 701                                      int sec, int usec);
 702 void wpa_supplicant_reinit_autoscan(struct wpa_supplicant *wpa_s);
 703 void wpa_supplicant_set_state(struct wpa_supplicant *wpa_s,
 704                               enum wpa_states state);
 705 struct wpa_ssid * wpa_supplicant_get_ssid(struct wpa_supplicant *wpa_s);
 706 const char * wpa_supplicant_get_eap_mode(struct wpa_supplicant *wpa_s);
 707 void wpa_supplicant_cancel_auth_timeout(struct wpa_supplicant *wpa_s);
 708 void wpa_supplicant_deauthenticate(struct wpa_supplicant *wpa_s,
 709                                    int reason_code);
 710
 711 void wpa_supplicant_enable_network(struct wpa_supplicant *wpa_s,
 712                                    struct wpa_ssid *ssid);
 713 void wpa_supplicant_disable_network(struct wpa_supplicant *wpa_s,
 714                                     struct wpa_ssid *ssid);
 715 void wpa_supplicant_select_network(struct wpa_supplicant *wpa_s,
 716                                    struct wpa_ssid *ssid);
 717 int wpa_supplicant_set_ap_scan(struct wpa_supplicant *wpa_s,
 718                                int ap_scan);
 719 int wpa_supplicant_set_bss_expiration_age(struct wpa_supplicant *wpa_s,
 720                                           unsigned int expire_age);
 721 int wpa_supplicant_set_bss_expiration_count(struct wpa_supplicant *wpa_s,
 722                                             unsigned int expire_count);
 723 int wpa_supplicant_set_scan_interval(struct wpa_supplicant *wpa_s,
 724                                      int scan_interval);
 725 int wpa_supplicant_set_debug_params(struct wpa_global *global,
 726                                     int debug_level, int debug_timestamp,
 727                                     int debug_show_keys);
 728 void free_hw_features(struct wpa_supplicant *wpa_s);
 729
 730 void wpa_show_license(void);
 731
 732 struct wpa_supplicant * wpa_supplicant_add_iface(struct wpa_global *global,
 733                                                  struct wpa_interface *iface);
 734 int wpa_supplicant_remove_iface(struct wpa_global *global,
 735                                 struct wpa_supplicant *wpa_s,
 736                                 int terminate);
 737 struct wpa_supplicant * wpa_supplicant_get_iface(struct wpa_global *global,
 738                                                  const char *ifname);
 739 struct wpa_global * wpa_supplicant_init(struct wpa_params *params);
 740 int wpa_supplicant_run(struct wpa_global *global);
 741 void wpa_supplicant_deinit(struct wpa_global *global);
 742
 743 int wpa_supplicant_scard_init(struct wpa_supplicant *wpa_s,
 744                               struct wpa_ssid *ssid);
 745 void wpa_supplicant_terminate_proc(struct wpa_global *global);
 746 void wpa_supplicant_rx_eapol(void *ctx, const u8 *src_addr,
 747                              const u8 *buf, size_t len);
 748 enum wpa_key_mgmt key_mgmt2driver(int key_mgmt);
 749 enum wpa_cipher cipher_suite2driver(int cipher);
 750 void wpa_supplicant_update_config(struct wpa_supplicant *wpa_s);
 751 void wpa_supplicant_clear_status(struct wpa_supplicant *wpa_s);
 752 void wpas_connection_failed(struct wpa_supplicant *wpa_s, const u8 *bssid);
 753 int wpas_driver_bss_selection(struct wpa_supplicant *wpa_s);
 754 int wpas_is_p2p_prioritized(struct wpa_supplicant *wpa_s);
 755 void wpas_auth_failed(struct wpa_supplicant *wpa_s);
 756 void wpas_clear_temp_disabled(struct wpa_supplicant *wpa_s,
 757                               struct wpa_ssid *ssid, int clear_failures);
 758 int disallowed_bssid(struct wpa_supplicant *wpa_s, const u8 *bssid);
 759 int disallowed_ssid(struct wpa_supplicant *wpa_s, const u8 *ssid,
 760                     size_t ssid_len);
 761 void wpas_request_connection(struct wpa_supplicant *wpa_s);
 762 int wpas_build_ext_capab(struct wpa_supplicant *wpa_s, u8 *buf);
 763
 764 /**
 765  * wpa_supplicant_ctrl_iface_ctrl_rsp_handle - Handle a control response
 766  * @wpa_s: Pointer to wpa_supplicant data
 767  * @ssid: Pointer to the network block the reply is for
 768  * @field: field the response is a reply for
 769  * @value: value (ie, password, etc) for @field
 770  * Returns: 0 on success, non-zero on error
 771  *
 772  * Helper function to handle replies to control interface requests.
 773  */
 774 int wpa_supplicant_ctrl_iface_ctrl_rsp_handle(struct wpa_supplicant *wpa_s,
 775                                               struct wpa_ssid *ssid,
 776                                               const char *field,
 777                                               const char *value);
 778
 779 /* events.c */
 780 void wpa_supplicant_mark_disassoc(struct wpa_supplicant *wpa_s);
 781 int wpa_supplicant_connect(struct wpa_supplicant *wpa_s,
 782                            struct wpa_bss *selected,
 783                            struct wpa_ssid *ssid);
 784 void wpa_supplicant_stop_countermeasures(void *eloop_ctx, void *sock_ctx);
 785 void wpa_supplicant_delayed_mic_error_report(void *eloop_ctx, void *sock_ctx);
 786 void wnm_bss_keep_alive_deinit(struct wpa_supplicant *wpa_s);
 787 int wpas_select_network_from_last_scan(struct wpa_supplicant *wpa_s);
 788
 789 /* eap_register.c */
 790 int eap_register_methods(void);
 791
 792 /**
 793  * Utility method to tell if a given network is a persistent group
 794  * @ssid: Network object
 795  * Returns: 1 if network is a persistent group, 0 otherwise
 796  */
 797 static inline int network_is_persistent_group(struct wpa_ssid *ssid)
 798 {
 799         return ((ssid->disabled == 2) || ssid->p2p_persistent_group);
 800 }
 801
 802 int wpas_network_disabled(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid);
 803
 804 int wpas_init_ext_pw(struct wpa_supplicant *wpa_s);
 805
 806 #endif /* WPA_SUPPLICANT_I_H */