vcs.maemo.org Git - wpasupplicant/blob - hostapd/driver_i.h

   1 /*
   2  * hostapd - internal driver interface wrappers
   3  * Copyright (c) 2002-2009, Jouni Malinen <j@w1.fi>
   4  * Copyright (c) 2007-2008, Intel Corporation
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  *
  10  * Alternatively, this software may be distributed under the terms of BSD
  11  * license.
  12  *
  13  * See README and COPYING for more details.
  14  */
  15
  16 #ifndef DRIVER_I_H
  17 #define DRIVER_I_H
  18
  19 #include "driver.h"
  20 #include "config.h"
  21
  22 static inline void *
  23 hostapd_driver_init(struct hostapd_data *hapd)
  24 {
  25         if (hapd->driver == NULL || hapd->driver->init == NULL)
  26                 return NULL;
  27         return hapd->driver->init(hapd);
  28 }
  29
  30 static inline void *
  31 hostapd_driver_init_bssid(struct hostapd_data *hapd, const u8 *bssid)
  32 {
  33         if (hapd->driver == NULL || hapd->driver->init_bssid == NULL)
  34                 return NULL;
  35         return hapd->driver->init_bssid(hapd, bssid);
  36 }
  37
  38 static inline void
  39 hostapd_driver_deinit(struct hostapd_data *hapd)
  40 {
  41         if (hapd->driver == NULL || hapd->driver->deinit == NULL)
  42                 return;
  43         hapd->driver->deinit(hapd->drv_priv);
  44 }
  45
  46 static inline int
  47 hostapd_wireless_event_init(struct hostapd_data *hapd)
  48 {
  49         if (hapd->driver == NULL ||
  50             hapd->driver->wireless_event_init == NULL)
  51                 return 0;
  52         return hapd->driver->wireless_event_init(hapd->drv_priv);
  53 }
  54
  55 static inline void
  56 hostapd_wireless_event_deinit(struct hostapd_data *hapd)
  57 {
  58         if (hapd->driver == NULL ||
  59             hapd->driver->wireless_event_deinit == NULL)
  60                 return;
  61         hapd->driver->wireless_event_deinit(hapd->drv_priv);
  62 }
  63
  64 static inline int
  65 hostapd_set_ieee8021x(const char *ifname, struct hostapd_data *hapd,
  66                       int enabled)
  67 {
  68         if (hapd->driver == NULL || hapd->driver->set_ieee8021x == NULL)
  69                 return 0;
  70         return hapd->driver->set_ieee8021x(ifname, hapd->drv_priv, enabled);
  71 }
  72
  73 static inline int
  74 hostapd_set_privacy(struct hostapd_data *hapd, int enabled)
  75 {
  76         if (hapd->driver == NULL || hapd->driver->set_privacy == NULL)
  77                 return 0;
  78         return hapd->driver->set_privacy(hapd->conf->iface, hapd->drv_priv,
  79                                          enabled);
  80 }
  81
  82 static inline int
  83 hostapd_set_encryption(const char *ifname, struct hostapd_data *hapd,
  84                        const char *alg, const u8 *addr, int idx,
  85                        u8 *key, size_t key_len, int txkey)
  86 {
  87         if (hapd->driver == NULL || hapd->driver->set_encryption == NULL)
  88                 return 0;
  89         return hapd->driver->set_encryption(ifname, hapd->drv_priv, alg, addr,
  90                                             idx, key, key_len, txkey);
  91 }
  92
  93 static inline int
  94 hostapd_get_seqnum(const char *ifname, struct hostapd_data *hapd,
  95                    const u8 *addr, int idx, u8 *seq)
  96 {
  97         if (hapd->driver == NULL || hapd->driver->get_seqnum == NULL)
  98                 return 0;
  99         return hapd->driver->get_seqnum(ifname, hapd->drv_priv, addr, idx,
 100                                         seq);
 101 }
 102
 103 static inline int
 104 hostapd_get_seqnum_igtk(const char *ifname, struct hostapd_data *hapd,
 105                         const u8 *addr, int idx, u8 *seq)
 106 {
 107         if (hapd->driver == NULL || hapd->driver->get_seqnum_igtk == NULL)
 108                 return -1;
 109         return hapd->driver->get_seqnum_igtk(ifname, hapd->drv_priv, addr, idx,
 110                                              seq);
 111 }
 112
 113 static inline int
 114 hostapd_flush(struct hostapd_data *hapd)
 115 {
 116         if (hapd->driver == NULL || hapd->driver->flush == NULL)
 117                 return 0;
 118         return hapd->driver->flush(hapd->drv_priv);
 119 }
 120
 121 static inline int
 122 hostapd_set_generic_elem(struct hostapd_data *hapd, const u8 *elem,
 123                          size_t elem_len)
 124 {
 125         if (hapd->driver == NULL || hapd->driver->set_generic_elem == NULL)
 126                 return 0;
 127         return hapd->driver->set_generic_elem(hapd->conf->iface,
 128                                               hapd->drv_priv, elem, elem_len);
 129 }
 130
 131 static inline int
 132 hostapd_read_sta_data(struct hostapd_data *hapd,
 133                       struct hostap_sta_driver_data *data, const u8 *addr)
 134 {
 135         if (hapd->driver == NULL || hapd->driver->read_sta_data == NULL)
 136                 return -1;
 137         return hapd->driver->read_sta_data(hapd->drv_priv, data, addr);
 138 }
 139
 140 static inline int
 141 hostapd_send_eapol(struct hostapd_data *hapd, const u8 *addr, const u8 *data,
 142                    size_t data_len, int encrypt)
 143 {
 144         if (hapd->driver == NULL || hapd->driver->send_eapol == NULL)
 145                 return 0;
 146         return hapd->driver->send_eapol(hapd->drv_priv, addr, data, data_len,
 147                                         encrypt, hapd->own_addr);
 148 }
 149
 150 static inline int
 151 hostapd_sta_deauth(struct hostapd_data *hapd, const u8 *addr, int reason)
 152 {
 153         if (hapd->driver == NULL || hapd->driver->sta_deauth == NULL)
 154                 return 0;
 155         return hapd->driver->sta_deauth(hapd->drv_priv, addr, reason);
 156 }
 157
 158 static inline int
 159 hostapd_sta_disassoc(struct hostapd_data *hapd, const u8 *addr, int reason)
 160 {
 161         if (hapd->driver == NULL || hapd->driver->sta_disassoc == NULL)
 162                 return 0;
 163         return hapd->driver->sta_disassoc(hapd->drv_priv, addr, reason);
 164 }
 165
 166 static inline int
 167 hostapd_sta_remove(struct hostapd_data *hapd, const u8 *addr)
 168 {
 169         if (hapd->driver == NULL || hapd->driver->sta_remove == NULL)
 170                 return 0;
 171         return hapd->driver->sta_remove(hapd->drv_priv, addr);
 172 }
 173
 174 static inline int
 175 hostapd_get_ssid(struct hostapd_data *hapd, u8 *buf, size_t len)
 176 {
 177         if (hapd->driver == NULL || hapd->driver->get_ssid == NULL)
 178                 return 0;
 179         return hapd->driver->get_ssid(hapd->conf->iface, hapd->drv_priv, buf,
 180                                       len);
 181 }
 182
 183 static inline int
 184 hostapd_set_ssid(struct hostapd_data *hapd, const u8 *buf, size_t len)
 185 {
 186         if (hapd->driver == NULL || hapd->driver->set_ssid == NULL)
 187                 return 0;
 188         return hapd->driver->set_ssid(hapd->conf->iface, hapd->drv_priv, buf,
 189                                       len);
 190 }
 191
 192 static inline int
 193 hostapd_send_mgmt_frame(struct hostapd_data *hapd, const void *msg, size_t len,
 194                         int flags)
 195 {
 196         if (hapd->driver == NULL || hapd->driver->send_mgmt_frame == NULL)
 197                 return 0;
 198         return hapd->driver->send_mgmt_frame(hapd->drv_priv, msg, len, flags);
 199 }
 200
 201 static inline int
 202 hostapd_set_countermeasures(struct hostapd_data *hapd, int enabled)
 203 {
 204         if (hapd->driver == NULL || hapd->driver->set_countermeasures == NULL)
 205                 return 0;
 206         return hapd->driver->set_countermeasures(hapd->drv_priv, enabled);
 207 }
 208
 209 static inline int
 210 hostapd_sta_add(const char *ifname, struct hostapd_data *hapd, const u8 *addr,
 211                 u16 aid, u16 capability, const u8 *supp_rates,
 212                 size_t supp_rates_len, int flags, u16 listen_interval,
 213                 const struct ht_cap_ie *ht_capabilities)
 214 {
 215         struct hostapd_sta_add_params params;
 216
 217         if (hapd->driver == NULL)
 218                 return 0;
 219         if (hapd->driver->sta_add == NULL)
 220                 return 0;
 221
 222         os_memset(&params, 0, sizeof(params));
 223         params.addr = addr;
 224         params.aid = aid;
 225         params.capability = capability;
 226         params.supp_rates = supp_rates;
 227         params.supp_rates_len = supp_rates_len;
 228         params.flags = flags;
 229         params.listen_interval = listen_interval;
 230         params.ht_capabilities = ht_capabilities;
 231         return hapd->driver->sta_add(ifname, hapd->drv_priv, &params);
 232 }
 233
 234 static inline int
 235 hostapd_get_inact_sec(struct hostapd_data *hapd, const u8 *addr)
 236 {
 237         if (hapd->driver == NULL || hapd->driver->get_inact_sec == NULL)
 238                 return 0;
 239         return hapd->driver->get_inact_sec(hapd->drv_priv, addr);
 240 }
 241
 242 static inline int
 243 hostapd_set_freq(struct hostapd_data *hapd, int mode, int freq, int ht_enabled,
 244                  int sec_channel_offset)
 245 {
 246         struct hostapd_freq_params data;
 247         if (hapd->driver == NULL)
 248                 return 0;
 249         if (hapd->driver->set_freq == NULL)
 250                 return 0;
 251         os_memset(&data, 0, sizeof(data));
 252         data.mode = mode;
 253         data.freq = freq;
 254         data.ht_enabled = ht_enabled;
 255         data.sec_channel_offset = sec_channel_offset;
 256         return hapd->driver->set_freq(hapd->drv_priv, &data);
 257 }
 258
 259 static inline int
 260 hostapd_set_rts(struct hostapd_data *hapd, int rts)
 261 {
 262         if (hapd->driver == NULL || hapd->driver->set_rts == NULL)
 263                 return 0;
 264         return hapd->driver->set_rts(hapd->drv_priv, rts);
 265 }
 266
 267 static inline int
 268 hostapd_get_rts(struct hostapd_data *hapd, int *rts)
 269 {
 270         if (hapd->driver == NULL || hapd->driver->get_rts == NULL)
 271                 return 0;
 272         return hapd->driver->get_rts(hapd->drv_priv, rts);
 273 }
 274
 275 static inline int
 276 hostapd_set_frag(struct hostapd_data *hapd, int frag)
 277 {
 278         if (hapd->driver == NULL || hapd->driver->set_frag == NULL)
 279                 return 0;
 280         return hapd->driver->set_frag(hapd->drv_priv, frag);
 281 }
 282
 283 static inline int
 284 hostapd_get_frag(struct hostapd_data *hapd, int *frag)
 285 {
 286         if (hapd->driver == NULL || hapd->driver->get_frag == NULL)
 287                 return 0;
 288         return hapd->driver->get_frag(hapd->drv_priv, frag);
 289 }
 290
 291 static inline int
 292 hostapd_set_retry(struct hostapd_data *hapd, int short_retry, int long_retry)
 293 {
 294         if (hapd->driver == NULL || hapd->driver->set_retry == NULL)
 295                 return 0;
 296         return hapd->driver->set_retry(hapd->drv_priv, short_retry,
 297                                        long_retry);
 298 }
 299
 300 static inline int
 301 hostapd_get_retry(struct hostapd_data *hapd, int *short_retry, int *long_retry)
 302 {
 303         if (hapd->driver == NULL || hapd->driver->get_retry == NULL)
 304                 return 0;
 305         return hapd->driver->get_retry(hapd->drv_priv, short_retry,
 306                                        long_retry);
 307 }
 308
 309 static inline int
 310 hostapd_sta_set_flags(struct hostapd_data *hapd, u8 *addr,
 311                       int total_flags, int flags_or, int flags_and)
 312 {
 313         if (hapd->driver == NULL || hapd->driver->sta_set_flags == NULL)
 314                 return 0;
 315         return hapd->driver->sta_set_flags(hapd->drv_priv, addr, total_flags,
 316                                            flags_or, flags_and);
 317 }
 318
 319 static inline int
 320 hostapd_set_rate_sets(struct hostapd_data *hapd, int *supp_rates,
 321                       int *basic_rates, int mode)
 322 {
 323         if (hapd->driver == NULL || hapd->driver->set_rate_sets == NULL)
 324                 return 0;
 325         return hapd->driver->set_rate_sets(hapd->drv_priv, supp_rates,
 326                                            basic_rates, mode);
 327 }
 328
 329 static inline int
 330 hostapd_set_country(struct hostapd_data *hapd, const char *country)
 331 {
 332         if (hapd->driver == NULL ||
 333             hapd->driver->set_country == NULL)
 334                 return 0;
 335         return hapd->driver->set_country(hapd->drv_priv, country);
 336 }
 337
 338 static inline int
 339 hostapd_set_ieee80211d(struct hostapd_data *hapd, int enabled)
 340 {
 341         if (hapd->driver == NULL ||
 342             hapd->driver->set_ieee80211d == NULL)
 343                 return 0;
 344         return hapd->driver->set_ieee80211d(hapd->drv_priv, enabled);
 345 }
 346
 347 static inline int
 348 hostapd_sta_clear_stats(struct hostapd_data *hapd, const u8 *addr)
 349 {
 350         if (hapd->driver == NULL || hapd->driver->sta_clear_stats == NULL)
 351                 return 0;
 352         return hapd->driver->sta_clear_stats(hapd->drv_priv, addr);
 353 }
 354
 355 static inline int
 356 hostapd_set_beacon(const char *ifname, struct hostapd_data *hapd,
 357                    u8 *head, size_t head_len,
 358                    u8 *tail, size_t tail_len)
 359 {
 360         if (hapd->driver == NULL || hapd->driver->set_beacon == NULL)
 361                 return 0;
 362         return hapd->driver->set_beacon(ifname, hapd->drv_priv, head, head_len,
 363                                         tail, tail_len);
 364 }
 365
 366 static inline int
 367 hostapd_set_internal_bridge(struct hostapd_data *hapd, int value)
 368 {
 369         if (hapd->driver == NULL || hapd->driver->set_internal_bridge == NULL)
 370                 return 0;
 371         return hapd->driver->set_internal_bridge(hapd->drv_priv, value);
 372 }
 373
 374 static inline int
 375 hostapd_set_beacon_int(struct hostapd_data *hapd, int value)
 376 {
 377         if (hapd->driver == NULL || hapd->driver->set_beacon_int == NULL)
 378                 return 0;
 379         return hapd->driver->set_beacon_int(hapd->drv_priv, value);
 380 }
 381
 382 static inline int
 383 hostapd_set_dtim_period(struct hostapd_data *hapd, int value)
 384 {
 385         if (hapd->driver == NULL || hapd->driver->set_dtim_period == NULL)
 386                 return 0;
 387         return hapd->driver->set_dtim_period(hapd->conf->iface, hapd->drv_priv,
 388                                              value);
 389 }
 390
 391 static inline int
 392 hostapd_set_broadcast_ssid(struct hostapd_data *hapd, int value)
 393 {
 394         if (hapd->driver == NULL || hapd->driver->set_broadcast_ssid == NULL)
 395                 return 0;
 396         return hapd->driver->set_broadcast_ssid(hapd->drv_priv, value);
 397 }
 398
 399 static inline int
 400 hostapd_set_cts_protect(struct hostapd_data *hapd, int value)
 401 {
 402         if (hapd->driver == NULL || hapd->driver->set_cts_protect == NULL)
 403                 return 0;
 404         return hapd->driver->set_cts_protect(hapd->drv_priv, value);
 405 }
 406
 407 static inline int
 408 hostapd_set_key_tx_rx_threshold(struct hostapd_data *hapd, int value)
 409 {
 410         if (hapd->driver == NULL ||
 411             hapd->driver->set_key_tx_rx_threshold == NULL)
 412                 return 0;
 413         return hapd->driver->set_key_tx_rx_threshold(hapd->drv_priv, value);
 414 }
 415
 416 static inline int
 417 hostapd_set_preamble(struct hostapd_data *hapd, int value)
 418 {
 419         if (hapd->driver == NULL || hapd->driver->set_preamble == NULL)
 420                 return 0;
 421         return hapd->driver->set_preamble(hapd->drv_priv, value);
 422 }
 423
 424 static inline int
 425 hostapd_set_short_slot_time(struct hostapd_data *hapd, int value)
 426 {
 427         if (hapd->driver == NULL || hapd->driver->set_short_slot_time == NULL)
 428                 return 0;
 429         return hapd->driver->set_short_slot_time(hapd->drv_priv, value);
 430 }
 431
 432 static inline int
 433 hostapd_set_tx_queue_params(struct hostapd_data *hapd, int queue, int aifs,
 434                             int cw_min, int cw_max, int burst_time)
 435 {
 436         if (hapd->driver == NULL || hapd->driver->set_tx_queue_params == NULL)
 437                 return 0;
 438         return hapd->driver->set_tx_queue_params(hapd->drv_priv, queue, aifs,
 439                                                  cw_min, cw_max, burst_time);
 440 }
 441
 442 static inline int
 443 hostapd_bss_add(struct hostapd_data *hapd, const char *ifname, const u8 *bssid)
 444 {
 445         if (hapd->driver == NULL || hapd->driver->bss_add == NULL)
 446                 return 0;
 447         return hapd->driver->bss_add(hapd->drv_priv, ifname, bssid);
 448 }
 449
 450 static inline int
 451 hostapd_bss_remove(struct hostapd_data *hapd, const char *ifname)
 452 {
 453         if (hapd->driver == NULL || hapd->driver->bss_remove == NULL)
 454                 return 0;
 455         return hapd->driver->bss_remove(hapd->drv_priv, ifname);
 456 }
 457
 458 static inline int
 459 hostapd_valid_bss_mask(struct hostapd_data *hapd, const u8 *addr,
 460                        const u8 *mask)
 461 {
 462         if (hapd->driver == NULL || hapd->driver->valid_bss_mask == NULL)
 463                 return 1;
 464         return hapd->driver->valid_bss_mask(hapd->drv_priv, addr, mask);
 465 }
 466
 467 static inline int
 468 hostapd_if_add(struct hostapd_data *hapd, enum hostapd_driver_if_type type,
 469                char *ifname, const u8 *addr)
 470 {
 471         if (hapd->driver == NULL || hapd->driver->if_add == NULL)
 472                 return -1;
 473         return hapd->driver->if_add(hapd->conf->iface, hapd->drv_priv, type,
 474                                     ifname, addr);
 475 }
 476
 477 static inline int
 478 hostapd_if_update(struct hostapd_data *hapd, enum hostapd_driver_if_type type,
 479                   char *ifname, const u8 *addr)
 480 {
 481         if (hapd->driver == NULL || hapd->driver->if_update == NULL)
 482                 return -1;
 483         return hapd->driver->if_update(hapd->drv_priv, type, ifname, addr);
 484 }
 485
 486 static inline int
 487 hostapd_if_remove(struct hostapd_data *hapd, enum hostapd_driver_if_type type,
 488                   char *ifname, const u8 *addr)
 489 {
 490         if (hapd->driver == NULL || hapd->driver->if_remove == NULL)
 491                 return -1;
 492         return hapd->driver->if_remove(hapd->drv_priv, type, ifname, addr);
 493 }
 494
 495 static inline int
 496 hostapd_passive_scan(struct hostapd_data *hapd, int now, int our_mode_only,
 497                      int interval, int _listen, int *channel,
 498                      int *last_rx)
 499 {
 500         if (hapd->driver == NULL || hapd->driver->passive_scan == NULL)
 501                 return -1;
 502         return hapd->driver->passive_scan(hapd->drv_priv, now, our_mode_only,
 503                                           interval, _listen, channel, last_rx);
 504 }
 505
 506 static inline struct hostapd_hw_modes *
 507 hostapd_get_hw_feature_data(struct hostapd_data *hapd, u16 *num_modes,
 508                             u16 *flags)
 509 {
 510         if (hapd->driver == NULL || hapd->driver->get_hw_feature_data == NULL)
 511                 return NULL;
 512         return hapd->driver->get_hw_feature_data(hapd->drv_priv, num_modes,
 513                                                  flags);
 514 }
 515
 516 static inline int
 517 hostapd_set_sta_vlan(const char *ifname, struct hostapd_data *hapd,
 518                      const u8 *addr, int vlan_id)
 519 {
 520         if (hapd->driver == NULL || hapd->driver->set_sta_vlan == NULL)
 521                 return 0;
 522         return hapd->driver->set_sta_vlan(hapd->drv_priv, addr, ifname, vlan_id);
 523 }
 524
 525 static inline int
 526 hostapd_driver_commit(struct hostapd_data *hapd)
 527 {
 528         if (hapd->driver == NULL || hapd->driver->commit == NULL)
 529                 return 0;
 530         return hapd->driver->commit(hapd->drv_priv);
 531 }
 532
 533 static inline int
 534 hostapd_set_radius_acl_auth(struct hostapd_data *hapd, const u8 *mac,
 535                             int accepted, u32 session_timeout)
 536 {
 537         if (hapd->driver == NULL || hapd->driver->set_radius_acl_auth == NULL)
 538                 return 0;
 539         return hapd->driver->set_radius_acl_auth(hapd->drv_priv, mac, accepted,
 540                                                  session_timeout);
 541 }
 542
 543 static inline int
 544 hostapd_set_radius_acl_expire(struct hostapd_data *hapd, const u8 *mac)
 545 {
 546         if (hapd->driver == NULL ||
 547             hapd->driver->set_radius_acl_expire == NULL)
 548                 return 0;
 549         return hapd->driver->set_radius_acl_expire(hapd->drv_priv, mac);
 550 }
 551
 552 #ifdef CONFIG_IEEE80211N
 553 static inline int
 554 hostapd_set_ht_params(const char *ifname, struct hostapd_data *hapd,
 555                       const u8 *ht_capab, size_t ht_capab_len,
 556                       const u8 *ht_oper, size_t ht_oper_len)
 557 {
 558         if (hapd->driver == NULL || hapd->driver->set_ht_params == NULL ||
 559             ht_capab == NULL || ht_oper == NULL)
 560                 return 0;
 561         return hapd->driver->set_ht_params(
 562                 ifname, hapd->drv_priv, ht_capab, ht_capab_len,
 563                 ht_oper, ht_oper_len);
 564 }
 565 #endif /* CONFIG_IEEE80211N */
 566
 567 static inline int
 568 hostapd_drv_none(struct hostapd_data *hapd)
 569 {
 570         return hapd->driver && os_strcmp(hapd->driver->name, "none") == 0;
 571 }
 572
 573 static inline int
 574 hostapd_set_wps_beacon_ie(struct hostapd_data *hapd, const u8 *ie, size_t len)
 575 {
 576         if (hapd->driver == NULL || hapd->driver->set_wps_beacon_ie == NULL)
 577                 return 0;
 578         return hapd->driver->set_wps_beacon_ie(hapd->conf->iface,
 579                                                hapd->drv_priv, ie, len);
 580 }
 581
 582 static inline int
 583 hostapd_set_wps_probe_resp_ie(struct hostapd_data *hapd, const u8 *ie,
 584                               size_t len)
 585 {
 586         if (hapd->driver == NULL ||
 587             hapd->driver->set_wps_probe_resp_ie == NULL)
 588                 return 0;
 589         return hapd->driver->set_wps_probe_resp_ie(hapd->conf->iface,
 590                                                    hapd->drv_priv, ie, len);
 591 }
 592
 593 static inline const struct hostapd_neighbor_bss *
 594 hostapd_driver_get_neighbor_bss(struct hostapd_data *hapd, size_t *num)
 595 {
 596         if (hapd->driver == NULL || hapd->driver->get_neighbor_bss == NULL)
 597                 return NULL;
 598         return hapd->driver->get_neighbor_bss(hapd->drv_priv, num);
 599 }
 600
 601 #endif /* DRIVER_I_H */