git.maemo.org Git - wpasupplicant/blob - wpa_supplicant/wpa_supplicant_i.h

   1 /*
   2  * wpa_supplicant - Internal definitions
   3  * Copyright (c) 2003-2007, Jouni Malinen <j@w1.fi>
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License version 2 as
   7  * published by the Free Software Foundation.
   8  *
   9  * Alternatively, this software may be distributed under the terms of BSD
  10  * license.
  11  *
  12  * See README and COPYING for more details.
  13  */
  14
  15 #ifndef WPA_SUPPLICANT_I_H
  16 #define WPA_SUPPLICANT_I_H
  17
  18 #include "drivers/driver.h"
  19
  20 extern const char *wpa_supplicant_version;
  21 extern const char *wpa_supplicant_license;
  22 #ifndef CONFIG_NO_STDOUT_DEBUG
  23 extern const char *wpa_supplicant_full_license1;
  24 extern const char *wpa_supplicant_full_license2;
  25 extern const char *wpa_supplicant_full_license3;
  26 extern const char *wpa_supplicant_full_license4;
  27 extern const char *wpa_supplicant_full_license5;
  28 #endif /* CONFIG_NO_STDOUT_DEBUG */
  29
  30 extern struct wpa_driver_ops *wpa_supplicant_drivers[];
  31
  32
  33 struct wpa_scan_result;
  34 struct wpa_sm;
  35 struct wpa_supplicant;
  36 struct ibss_rsn;
  37
  38 /*
  39  * Forward declarations of private structures used within the ctrl_iface
  40  * backends. Other parts of wpa_supplicant do not have access to data stored in
  41  * these structures.
  42  */
  43 struct ctrl_iface_priv;
  44 struct ctrl_iface_global_priv;
  45 struct ctrl_iface_dbus_priv;
  46
  47 /**
  48  * struct wpa_interface - Parameters for wpa_supplicant_add_iface()
  49  */
  50 struct wpa_interface {
  51         /**
  52          * confname - Configuration name (file or profile) name
  53          *
  54          * This can also be %NULL when a configuration file is not used. In
  55          * that case, ctrl_interface must be set to allow the interface to be
  56          * configured.
  57          */
  58         const char *confname;
  59
  60         /**
  61          * ctrl_interface - Control interface parameter
  62          *
  63          * If a configuration file is not used, this variable can be used to
  64          * set the ctrl_interface parameter that would have otherwise been read
  65          * from the configuration file. If both confname and ctrl_interface are
  66          * set, ctrl_interface is used to override the value from configuration
  67          * file.
  68          */
  69         const char *ctrl_interface;
  70
  71         /**
  72          * driver - Driver interface name, or %NULL to use the default driver
  73          */
  74         const char *driver;
  75
  76         /**
  77          * driver_param - Driver interface parameters
  78          *
  79          * If a configuration file is not used, this variable can be used to
  80          * set the driver_param parameters that would have otherwise been read
  81          * from the configuration file. If both confname and driver_param are
  82          * set, driver_param is used to override the value from configuration
  83          * file.
  84          */
  85         const char *driver_param;
  86
  87         /**
  88          * ifname - Interface name
  89          */
  90         const char *ifname;
  91
  92         /**
  93          * bridge_ifname - Optional bridge interface name
  94          *
  95          * If the driver interface (ifname) is included in a Linux bridge
  96          * device, the bridge interface may need to be used for receiving EAPOL
  97          * frames. This can be enabled by setting this variable to enable
  98          * receiving of EAPOL frames from an additional interface.
  99          */
 100         const char *bridge_ifname;
 101 };
 102
 103 /**
 104  * struct wpa_params - Parameters for wpa_supplicant_init()
 105  */
 106 struct wpa_params {
 107         /**
 108          * daemonize - Run %wpa_supplicant in the background
 109          */
 110         int daemonize;
 111
 112         /**
 113          * wait_for_monitor - Wait for a monitor program before starting
 114          */
 115         int wait_for_monitor;
 116
 117         /**
 118          * pid_file - Path to a PID (process ID) file
 119          *
 120          * If this and daemonize are set, process ID of the background process
 121          * will be written to the specified file.
 122          */
 123         char *pid_file;
 124
 125         /**
 126          * wpa_debug_level - Debugging verbosity level (e.g., MSG_INFO)
 127          */
 128         int wpa_debug_level;
 129
 130         /**
 131          * wpa_debug_show_keys - Whether keying material is included in debug
 132          *
 133          * This parameter can be used to allow keying material to be included
 134          * in debug messages. This is a security risk and this option should
 135          * not be enabled in normal configuration. If needed during
 136          * development or while troubleshooting, this option can provide more
 137          * details for figuring out what is happening.
 138          */
 139         int wpa_debug_show_keys;
 140
 141         /**
 142          * wpa_debug_timestamp - Whether to include timestamp in debug messages
 143          */
 144         int wpa_debug_timestamp;
 145
 146         /**
 147          * ctrl_interface - Global ctrl_iface path/parameter
 148          */
 149         char *ctrl_interface;
 150
 151         /**
 152          * dbus_ctrl_interface - Enable the DBus control interface
 153          */
 154         int dbus_ctrl_interface;
 155
 156         /**
 157          * wpa_debug_file_path - Path of debug file or %NULL to use stdout
 158          */
 159         const char *wpa_debug_file_path;
 160
 161         /**
 162          * wpa_debug_syslog - Enable log output through syslog
 163          */
 164         int wpa_debug_syslog;
 165 };
 166
 167 /**
 168  * struct wpa_global - Internal, global data for all %wpa_supplicant interfaces
 169  *
 170  * This structure is initialized by calling wpa_supplicant_init() when starting
 171  * %wpa_supplicant.
 172  */
 173 struct wpa_global {
 174         struct wpa_supplicant *ifaces;
 175         struct wpa_params params;
 176         struct ctrl_iface_global_priv *ctrl_iface;
 177         struct ctrl_iface_dbus_priv *dbus_ctrl_iface;
 178         void **drv_priv;
 179         size_t drv_count;
 180 };
 181
 182
 183 struct wpa_client_mlme {
 184 #ifdef CONFIG_CLIENT_MLME
 185         enum {
 186                 IEEE80211_DISABLED, IEEE80211_AUTHENTICATE,
 187                 IEEE80211_ASSOCIATE, IEEE80211_ASSOCIATED,
 188                 IEEE80211_IBSS_SEARCH, IEEE80211_IBSS_JOINED
 189         } state;
 190         u8 prev_bssid[ETH_ALEN];
 191         u8 ssid[32];
 192         size_t ssid_len;
 193         u16 aid;
 194         u16 ap_capab, capab;
 195         u8 *extra_ie; /* to be added to the end of AssocReq */
 196         size_t extra_ie_len;
 197         u8 *extra_probe_ie; /* to be added to the end of ProbeReq */
 198         size_t extra_probe_ie_len;
 199         wpa_key_mgmt key_mgmt;
 200
 201         /* The last AssocReq/Resp IEs */
 202         u8 *assocreq_ies, *assocresp_ies;
 203         size_t assocreq_ies_len, assocresp_ies_len;
 204
 205         int auth_tries, assoc_tries;
 206
 207         unsigned int ssid_set:1;
 208         unsigned int bssid_set:1;
 209         unsigned int prev_bssid_set:1;
 210         unsigned int authenticated:1;
 211         unsigned int associated:1;
 212         unsigned int probereq_poll:1;
 213         unsigned int use_protection:1;
 214         unsigned int create_ibss:1;
 215         unsigned int mixed_cell:1;
 216         unsigned int wmm_enabled:1;
 217
 218         struct os_time last_probe;
 219
 220 #define IEEE80211_AUTH_ALG_OPEN BIT(0)
 221 #define IEEE80211_AUTH_ALG_SHARED_KEY BIT(1)
 222 #define IEEE80211_AUTH_ALG_LEAP BIT(2)
 223         unsigned int auth_algs; /* bitfield of allowed auth algs */
 224         int auth_alg; /* currently used IEEE 802.11 authentication algorithm */
 225         int auth_transaction;
 226
 227         struct os_time ibss_join_req;
 228         u8 *probe_resp; /* ProbeResp template for IBSS */
 229         size_t probe_resp_len;
 230         u32 supp_rates_bits;
 231
 232         int wmm_last_param_set;
 233
 234         int sta_scanning;
 235         int scan_hw_mode_idx;
 236         int scan_channel_idx;
 237         enum { SCAN_SET_CHANNEL, SCAN_SEND_PROBE } scan_state;
 238         struct os_time last_scan_completed;
 239         int scan_oper_channel;
 240         int scan_oper_freq;
 241         int scan_oper_phymode;
 242         u8 scan_ssid[32];
 243         size_t scan_ssid_len;
 244         int scan_skip_11b;
 245
 246         struct ieee80211_sta_bss *sta_bss_list;
 247 #define STA_HASH_SIZE 256
 248 #define STA_HASH(sta) (sta[5])
 249         struct ieee80211_sta_bss *sta_bss_hash[STA_HASH_SIZE];
 250
 251         int cts_protect_erp_frames;
 252
 253         int phymode; /* current mode; WPA_MODE_IEEE80211A, .. */
 254         struct wpa_hw_modes *modes;
 255         size_t num_modes;
 256         unsigned int hw_modes; /* bitfield of allowed hardware modes;
 257                                 * (1 << MODE_*) */
 258         int num_curr_rates;
 259         struct wpa_rate_data *curr_rates;
 260         int freq; /* The current frequency in MHz */
 261         int channel; /* The current IEEE 802.11 channel number */
 262
 263 #ifdef CONFIG_IEEE80211R
 264         u8 current_md[6];
 265         u8 *ft_ies;
 266         size_t ft_ies_len;
 267 #endif /* CONFIG_IEEE80211R */
 268
 269 #else /* CONFIG_CLIENT_MLME */
 270         int dummy; /* to keep MSVC happy */
 271 #endif /* CONFIG_CLIENT_MLME */
 272 };
 273
 274 /**
 275  * struct wpa_supplicant - Internal data for wpa_supplicant interface
 276  *
 277  * This structure contains the internal data for core wpa_supplicant code. This
 278  * should be only used directly from the core code. However, a pointer to this
 279  * data is used from other files as an arbitrary context pointer in calls to
 280  * core functions.
 281  */
 282 struct wpa_supplicant {
 283         struct wpa_global *global;
 284         struct wpa_supplicant *next;
 285         struct l2_packet_data *l2;
 286         struct l2_packet_data *l2_br;
 287         unsigned char own_addr[ETH_ALEN];
 288         char ifname[100];
 289 #ifdef CONFIG_CTRL_IFACE_DBUS
 290         char *dbus_path;
 291 #endif /* CONFIG_CTRL_IFACE_DBUS */
 292         char bridge_ifname[16];
 293
 294         char *confname;
 295         struct wpa_config *conf;
 296         int countermeasures;
 297         os_time_t last_michael_mic_error;
 298         u8 bssid[ETH_ALEN];
 299         u8 pending_bssid[ETH_ALEN]; /* If wpa_state == WPA_ASSOCIATING, this
 300                                      * field contains the targer BSSID. */
 301         int reassociate; /* reassociation requested */
 302         int disconnected; /* all connections disabled; i.e., do no reassociate
 303                            * before this has been cleared */
 304         struct wpa_ssid *current_ssid;
 305         int ap_ies_from_associnfo;
 306
 307         /* Selected configuration (based on Beacon/ProbeResp WPA IE) */
 308         int pairwise_cipher;
 309         int group_cipher;
 310         int key_mgmt;
 311         int mgmt_group_cipher;
 312
 313         void *drv_priv; /* private data used by driver_ops */
 314
 315         struct wpa_ssid *prev_scan_ssid; /* previously scanned SSID;
 316                                           * NULL = not yet initialized (start
 317                                           * with wildcard SSID)
 318                                           * WILDCARD_SSID_SCAN = wildcard
 319                                           * SSID was used in the previous scan
 320                                           */
 321 #define WILDCARD_SSID_SCAN ((struct wpa_ssid *) 1)
 322
 323         struct wpa_scan_results *scan_res;
 324
 325         struct wpa_driver_ops *driver;
 326         int interface_removed; /* whether the network interface has been
 327                                 * removed */
 328         struct wpa_sm *wpa;
 329         struct eapol_sm *eapol;
 330
 331         struct ctrl_iface_priv *ctrl_iface;
 332
 333         wpa_states wpa_state;
 334         int new_connection;
 335         int reassociated_connection;
 336
 337         int eapol_received; /* number of EAPOL packets received after the
 338                              * previous association event */
 339
 340         struct scard_data *scard;
 341
 342         unsigned char last_eapol_src[ETH_ALEN];
 343
 344         int keys_cleared;
 345
 346         struct wpa_blacklist *blacklist;
 347
 348         int scan_req; /* manual scan request; this forces a scan even if there
 349                        * are no enabled networks in the configuration */
 350         int scan_res_tried; /* whether ap_scan=1 mode has tried to fetch scan
 351                              * results without a new scan request; this is used
 352                              * to speed up the first association if the driver
 353                              * has already available scan results. */
 354         int scan_runs; /* number of scan runs since WPS was started */
 355
 356         struct wpa_client_mlme mlme;
 357         unsigned int drv_flags;
 358         int max_scan_ssids;
 359
 360         int pending_mic_error_report;
 361         int pending_mic_error_pairwise;
 362         int mic_errors_seen; /* Michael MIC errors with the current PTK */
 363
 364         struct wps_context *wps;
 365         int wps_success; /* WPS success event received */
 366         int blacklist_cleared;
 367
 368         struct ibss_rsn *ibss_rsn;
 369
 370 #ifdef CONFIG_SME
 371         struct {
 372                 u8 ssid[32];
 373                 size_t ssid_len;
 374                 int freq;
 375                 u8 assoc_req_ie[80];
 376                 size_t assoc_req_ie_len;
 377                 int mfp;
 378                 int ft_used;
 379                 u8 mobility_domain[2];
 380                 u8 *ft_ies;
 381                 size_t ft_ies_len;
 382         } sme;
 383 #endif /* CONFIG_SME */
 384 };
 385
 386
 387 /* wpa_supplicant.c */
 388 int wpa_supplicant_reload_configuration(struct wpa_supplicant *wpa_s);
 389
 390 const char * wpa_supplicant_state_txt(int state);
 391 int wpa_supplicant_driver_init(struct wpa_supplicant *wpa_s);
 392 int wpa_supplicant_set_suites(struct wpa_supplicant *wpa_s,
 393                               struct wpa_scan_res *bss,
 394                               struct wpa_ssid *ssid,
 395                               u8 *wpa_ie, size_t *wpa_ie_len);
 396 void wpa_supplicant_associate(struct wpa_supplicant *wpa_s,
 397                               struct wpa_scan_res *bss,
 398                               struct wpa_ssid *ssid);
 399 void wpa_supplicant_set_non_wpa_policy(struct wpa_supplicant *wpa_s,
 400                                        struct wpa_ssid *ssid);
 401 void wpa_supplicant_initiate_eapol(struct wpa_supplicant *wpa_s);
 402 int wpa_supplicant_get_scan_results(struct wpa_supplicant *wpa_s);
 403 void wpa_clear_keys(struct wpa_supplicant *wpa_s, const u8 *addr);
 404 void wpa_supplicant_req_auth_timeout(struct wpa_supplicant *wpa_s,
 405                                      int sec, int usec);
 406 void wpa_supplicant_set_state(struct wpa_supplicant *wpa_s, wpa_states state);
 407 struct wpa_ssid * wpa_supplicant_get_ssid(struct wpa_supplicant *wpa_s);
 408 void wpa_supplicant_cancel_auth_timeout(struct wpa_supplicant *wpa_s);
 409 void wpa_supplicant_deauthenticate(struct wpa_supplicant *wpa_s,
 410                                    int reason_code);
 411 void wpa_supplicant_disassociate(struct wpa_supplicant *wpa_s,
 412                                  int reason_code);
 413
 414 void wpa_show_license(void);
 415
 416 struct wpa_supplicant * wpa_supplicant_add_iface(struct wpa_global *global,
 417                                                  struct wpa_interface *iface);
 418 int wpa_supplicant_remove_iface(struct wpa_global *global,
 419                                 struct wpa_supplicant *wpa_s);
 420 struct wpa_supplicant * wpa_supplicant_get_iface(struct wpa_global *global,
 421                                                  const char *ifname);
 422 struct wpa_global * wpa_supplicant_init(struct wpa_params *params);
 423 int wpa_supplicant_run(struct wpa_global *global);
 424 void wpa_supplicant_deinit(struct wpa_global *global);
 425
 426 int wpa_supplicant_scard_init(struct wpa_supplicant *wpa_s,
 427                               struct wpa_ssid *ssid);
 428
 429 /* scan.c */
 430 void wpa_supplicant_req_scan(struct wpa_supplicant *wpa_s, int sec, int usec);
 431 void wpa_supplicant_cancel_scan(struct wpa_supplicant *wpa_s);
 432
 433 /* events.c */
 434 void wpa_supplicant_mark_disassoc(struct wpa_supplicant *wpa_s);
 435
 436 /* driver_ops */
 437 static inline void * wpa_drv_init(struct wpa_supplicant *wpa_s,
 438                                   const char *ifname)
 439 {
 440         if (wpa_s->driver->init2)
 441                 return wpa_s->driver->init2(wpa_s, ifname, wpa_s->global);
 442         if (wpa_s->driver->init) {
 443                 return wpa_s->driver->init(wpa_s, ifname);
 444         }
 445         return NULL;
 446 }
 447
 448 static inline void wpa_drv_deinit(struct wpa_supplicant *wpa_s)
 449 {
 450         if (wpa_s->driver->deinit)
 451                 wpa_s->driver->deinit(wpa_s->drv_priv);
 452 }
 453
 454 static inline int wpa_drv_set_param(struct wpa_supplicant *wpa_s,
 455                                     const char *param)
 456 {
 457         if (wpa_s->driver->set_param)
 458                 return wpa_s->driver->set_param(wpa_s->drv_priv, param);
 459         return 0;
 460 }
 461
 462 static inline int wpa_drv_set_drop_unencrypted(struct wpa_supplicant *wpa_s,
 463                                                int enabled)
 464 {
 465         if (wpa_s->driver->set_drop_unencrypted) {
 466                 return wpa_s->driver->set_drop_unencrypted(wpa_s->drv_priv,
 467                                                            enabled);
 468         }
 469         return -1;
 470 }
 471
 472 static inline int wpa_drv_set_countermeasures(struct wpa_supplicant *wpa_s,
 473                                               int enabled)
 474 {
 475         if (wpa_s->driver->set_countermeasures) {
 476                 return wpa_s->driver->set_countermeasures(wpa_s->drv_priv,
 477                                                           enabled);
 478         }
 479         return -1;
 480 }
 481
 482 static inline int wpa_drv_set_auth_alg(struct wpa_supplicant *wpa_s,
 483                                        int auth_alg)
 484 {
 485         if (wpa_s->driver->set_auth_alg) {
 486                 return wpa_s->driver->set_auth_alg(wpa_s->drv_priv,
 487                                                    auth_alg);
 488         }
 489         return -1;
 490 }
 491
 492 static inline int wpa_drv_set_wpa(struct wpa_supplicant *wpa_s, int enabled)
 493 {
 494         if (wpa_s->driver->set_wpa) {
 495                 return wpa_s->driver->set_wpa(wpa_s->drv_priv, enabled);
 496         }
 497         return 0;
 498 }
 499
 500 static inline int wpa_drv_set_mode(struct wpa_supplicant *wpa_s, int mode)
 501 {
 502         if (wpa_s->driver->set_mode) {
 503                 return wpa_s->driver->set_mode(wpa_s->drv_priv, mode);
 504         }
 505         return 0;
 506 }
 507
 508 static inline int wpa_drv_authenticate(struct wpa_supplicant *wpa_s,
 509                                        struct wpa_driver_auth_params *params)
 510 {
 511         if (wpa_s->driver->authenticate)
 512                 return wpa_s->driver->authenticate(wpa_s->drv_priv, params);
 513         return -1;
 514 }
 515
 516 static inline int wpa_drv_associate(struct wpa_supplicant *wpa_s,
 517                                     struct wpa_driver_associate_params *params)
 518 {
 519         if (wpa_s->driver->associate) {
 520                 return wpa_s->driver->associate(wpa_s->drv_priv, params);
 521         }
 522         return -1;
 523 }
 524
 525 static inline int wpa_drv_scan(struct wpa_supplicant *wpa_s,
 526                                struct wpa_driver_scan_params *params)
 527 {
 528         if (wpa_s->driver->scan2)
 529                 return wpa_s->driver->scan2(wpa_s->drv_priv, params);
 530         if (wpa_s->driver->scan)
 531                 return wpa_s->driver->scan(wpa_s->drv_priv,
 532                                            params->ssids[0].ssid,
 533                                            params->ssids[0].ssid_len);
 534         return -1;
 535 }
 536
 537 static inline int wpa_drv_get_scan_results(struct wpa_supplicant *wpa_s,
 538                                            struct wpa_scan_result *results,
 539                                            size_t max_size)
 540 {
 541         if (wpa_s->driver->get_scan_results) {
 542                 return wpa_s->driver->get_scan_results(wpa_s->drv_priv,
 543                                                        results, max_size);
 544         }
 545         return -1;
 546 }
 547
 548 static inline struct wpa_scan_results * wpa_drv_get_scan_results2(
 549         struct wpa_supplicant *wpa_s)
 550 {
 551         if (wpa_s->driver->get_scan_results2)
 552                 return wpa_s->driver->get_scan_results2(wpa_s->drv_priv);
 553         return NULL;
 554 }
 555
 556 static inline int wpa_drv_get_bssid(struct wpa_supplicant *wpa_s, u8 *bssid)
 557 {
 558         if (wpa_s->driver->get_bssid) {
 559                 return wpa_s->driver->get_bssid(wpa_s->drv_priv, bssid);
 560         }
 561         return -1;
 562 }
 563
 564 static inline int wpa_drv_get_ssid(struct wpa_supplicant *wpa_s, u8 *ssid)
 565 {
 566         if (wpa_s->driver->get_ssid) {
 567                 return wpa_s->driver->get_ssid(wpa_s->drv_priv, ssid);
 568         }
 569         return -1;
 570 }
 571
 572 static inline int wpa_drv_set_key(struct wpa_supplicant *wpa_s, wpa_alg alg,
 573                                    const u8 *addr, int key_idx, int set_tx,
 574                                    const u8 *seq, size_t seq_len,
 575                                    const u8 *key, size_t key_len)
 576 {
 577         if (wpa_s->driver->set_key) {
 578                 wpa_s->keys_cleared = 0;
 579                 return wpa_s->driver->set_key(wpa_s->drv_priv, alg, addr,
 580                                               key_idx, set_tx, seq, seq_len,
 581                                               key, key_len);
 582         }
 583         return -1;
 584 }
 585
 586 static inline int wpa_drv_deauthenticate(struct wpa_supplicant *wpa_s,
 587                                          const u8 *addr, int reason_code)
 588 {
 589         if (wpa_s->driver->deauthenticate) {
 590                 return wpa_s->driver->deauthenticate(wpa_s->drv_priv, addr,
 591                                                      reason_code);
 592         }
 593         return -1;
 594 }
 595
 596 static inline int wpa_drv_disassociate(struct wpa_supplicant *wpa_s,
 597                                        const u8 *addr, int reason_code)
 598 {
 599         if (wpa_s->driver->disassociate) {
 600                 return wpa_s->driver->disassociate(wpa_s->drv_priv, addr,
 601                                                    reason_code);
 602         }
 603         return -1;
 604 }
 605
 606 static inline int wpa_drv_add_pmkid(struct wpa_supplicant *wpa_s,
 607                                     const u8 *bssid, const u8 *pmkid)
 608 {
 609         if (wpa_s->driver->add_pmkid) {
 610                 return wpa_s->driver->add_pmkid(wpa_s->drv_priv, bssid, pmkid);
 611         }
 612         return -1;
 613 }
 614
 615 static inline int wpa_drv_remove_pmkid(struct wpa_supplicant *wpa_s,
 616                                        const u8 *bssid, const u8 *pmkid)
 617 {
 618         if (wpa_s->driver->remove_pmkid) {
 619                 return wpa_s->driver->remove_pmkid(wpa_s->drv_priv, bssid,
 620                                                    pmkid);
 621         }
 622         return -1;
 623 }
 624
 625 static inline int wpa_drv_flush_pmkid(struct wpa_supplicant *wpa_s)
 626 {
 627         if (wpa_s->driver->flush_pmkid) {
 628                 return wpa_s->driver->flush_pmkid(wpa_s->drv_priv);
 629         }
 630         return -1;
 631 }
 632
 633 static inline int wpa_drv_get_capa(struct wpa_supplicant *wpa_s,
 634                                    struct wpa_driver_capa *capa)
 635 {
 636         if (wpa_s->driver->get_capa) {
 637                 return wpa_s->driver->get_capa(wpa_s->drv_priv, capa);
 638         }
 639         return -1;
 640 }
 641
 642 static inline void wpa_drv_poll(struct wpa_supplicant *wpa_s)
 643 {
 644         if (wpa_s->driver->poll) {
 645                 wpa_s->driver->poll(wpa_s->drv_priv);
 646         }
 647 }
 648
 649 static inline const char * wpa_drv_get_ifname(struct wpa_supplicant *wpa_s)
 650 {
 651         if (wpa_s->driver->get_ifname) {
 652                 return wpa_s->driver->get_ifname(wpa_s->drv_priv);
 653         }
 654         return NULL;
 655 }
 656
 657 static inline const u8 * wpa_drv_get_mac_addr(struct wpa_supplicant *wpa_s)
 658 {
 659         if (wpa_s->driver->get_mac_addr) {
 660                 return wpa_s->driver->get_mac_addr(wpa_s->drv_priv);
 661         }
 662         return NULL;
 663 }
 664
 665 static inline int wpa_drv_send_eapol(struct wpa_supplicant *wpa_s,
 666                                      const u8 *dst, u16 proto,
 667                                      const u8 *data, size_t data_len)
 668 {
 669         if (wpa_s->driver->send_eapol)
 670                 return wpa_s->driver->send_eapol(wpa_s->drv_priv, dst, proto,
 671                                                  data, data_len);
 672         return -1;
 673 }
 674
 675 static inline int wpa_drv_set_operstate(struct wpa_supplicant *wpa_s,
 676                                         int state)
 677 {
 678         if (wpa_s->driver->set_operstate)
 679                 return wpa_s->driver->set_operstate(wpa_s->drv_priv, state);
 680         return 0;
 681 }
 682
 683 static inline int wpa_drv_mlme_setprotection(struct wpa_supplicant *wpa_s,
 684                                              const u8 *addr, int protect_type,
 685                                              int key_type)
 686 {
 687         if (wpa_s->driver->mlme_setprotection)
 688                 return wpa_s->driver->mlme_setprotection(wpa_s->drv_priv, addr,
 689                                                          protect_type,
 690                                                          key_type);
 691         return 0;
 692 }
 693
 694 static inline struct wpa_hw_modes *
 695 wpa_drv_get_hw_feature_data(struct wpa_supplicant *wpa_s, u16 *num_modes,
 696                             u16 *flags)
 697 {
 698         if (wpa_s->driver->get_hw_feature_data)
 699                 return wpa_s->driver->get_hw_feature_data(wpa_s->drv_priv,
 700                                                           num_modes, flags);
 701         return NULL;
 702 }
 703
 704 static inline int wpa_drv_set_channel(struct wpa_supplicant *wpa_s,
 705                                       wpa_hw_mode phymode, int chan,
 706                                       int freq)
 707 {
 708         if (wpa_s->driver->set_channel)
 709                 return wpa_s->driver->set_channel(wpa_s->drv_priv, phymode,
 710                                                   chan, freq);
 711         return -1;
 712 }
 713
 714 static inline int wpa_drv_set_ssid(struct wpa_supplicant *wpa_s,
 715                                    const u8 *ssid, size_t ssid_len)
 716 {
 717         if (wpa_s->driver->set_ssid) {
 718                 return wpa_s->driver->set_ssid(wpa_s->drv_priv, ssid,
 719                                                ssid_len);
 720         }
 721         return -1;
 722 }
 723
 724 static inline int wpa_drv_set_bssid(struct wpa_supplicant *wpa_s,
 725                                     const u8 *bssid)
 726 {
 727         if (wpa_s->driver->set_bssid) {
 728                 return wpa_s->driver->set_bssid(wpa_s->drv_priv, bssid);
 729         }
 730         return -1;
 731 }
 732
 733 static inline int wpa_drv_set_country(struct wpa_supplicant *wpa_s,
 734                                       const char *alpha2)
 735 {
 736         if (wpa_s->driver->set_country)
 737                 return wpa_s->driver->set_country(wpa_s->drv_priv, alpha2);
 738         return 0;
 739 }
 740
 741 static inline int wpa_drv_send_mlme(struct wpa_supplicant *wpa_s,
 742                                     const u8 *data, size_t data_len)
 743 {
 744         if (wpa_s->driver->send_mlme)
 745                 return wpa_s->driver->send_mlme(wpa_s->drv_priv,
 746                                                 data, data_len);
 747         return -1;
 748 }
 749
 750 static inline int wpa_drv_mlme_add_sta(struct wpa_supplicant *wpa_s,
 751                                        const u8 *addr, const u8 *supp_rates,
 752                                        size_t supp_rates_len)
 753 {
 754         if (wpa_s->driver->mlme_add_sta)
 755                 return wpa_s->driver->mlme_add_sta(wpa_s->drv_priv, addr,
 756                                                    supp_rates, supp_rates_len);
 757         return -1;
 758 }
 759
 760 static inline int wpa_drv_mlme_remove_sta(struct wpa_supplicant *wpa_s,
 761                                           const u8 *addr)
 762 {
 763         if (wpa_s->driver->mlme_remove_sta)
 764                 return wpa_s->driver->mlme_remove_sta(wpa_s->drv_priv, addr);
 765         return -1;
 766 }
 767
 768 static inline int wpa_drv_update_ft_ies(struct wpa_supplicant *wpa_s,
 769                                         const u8 *md,
 770                                         const u8 *ies, size_t ies_len)
 771 {
 772         if (wpa_s->driver->update_ft_ies)
 773                 return wpa_s->driver->update_ft_ies(wpa_s->drv_priv, md,
 774                                                     ies, ies_len);
 775         return -1;
 776 }
 777
 778 static inline int wpa_drv_send_ft_action(struct wpa_supplicant *wpa_s,
 779                                          u8 action, const u8 *target_ap,
 780                                          const u8 *ies, size_t ies_len)
 781 {
 782         if (wpa_s->driver->send_ft_action)
 783                 return wpa_s->driver->send_ft_action(wpa_s->drv_priv, action,
 784                                                      target_ap, ies, ies_len);
 785         return -1;
 786 }
 787
 788 static inline int wpa_drv_set_probe_req_ie(struct wpa_supplicant *wpa_s,
 789                                            const u8 *ies, size_t ies_len)
 790 {
 791         if (wpa_s->driver->set_probe_req_ie)
 792                 return wpa_s->driver->set_probe_req_ie(wpa_s->drv_priv, ies,
 793                                                        ies_len);
 794         return -1;
 795 }
 796
 797 #endif /* WPA_SUPPLICANT_I_H */