src/drivers/driver_atheros.c

   1 /*
   2  * hostapd / Driver interaction with Atheros driver
   3  * Copyright (c) 2004, Sam Leffler <sam@errno.com>
   4  * Copyright (c) 2004, Video54 Technologies
   5  * Copyright (c) 2005-2007, Jouni Malinen <j@w1.fi>
   6  * Copyright (c) 2009, Atheros Communications
   7  *
   8  * This software may be distributed under the terms of the BSD license.
   9  * See README for more details.
  10  */
  11
  12 #include "includes.h"
  13 #include <net/if.h>
  14 #include <sys/ioctl.h>
  15
  16 #include "common.h"
  17 #include "eloop.h"
  18 #include "common/ieee802_11_defs.h"
  19 #include "l2_packet/l2_packet.h"
  20 #include "p2p/p2p.h"
  21
  22 #include "common.h"
  23 #ifndef _BYTE_ORDER
  24 #ifdef WORDS_BIGENDIAN
  25 #define _BYTE_ORDER _BIG_ENDIAN
  26 #else
  27 #define _BYTE_ORDER _LITTLE_ENDIAN
  28 #endif
  29 #endif /* _BYTE_ORDER */
  30
  31 /*
  32  * Note, the ATH_WPS_IE setting must match with the driver build.. If the
  33  * driver does not include this, the IEEE80211_IOCTL_GETWPAIE ioctl will fail.
  34  */
  35 #define ATH_WPS_IE
  36
  37 #include "ieee80211_external.h"
  38
  39 /* Avoid conflicting definition from the driver header files with
  40  * common/wpa_common.h */
  41 #undef WPA_OUI_TYPE
  42
  43
  44 #ifdef CONFIG_WPS
  45 #include <netpacket/packet.h>
  46 #endif /* CONFIG_WPS */
  47
  48 #ifndef ETH_P_80211_RAW
  49 #define ETH_P_80211_RAW 0x0019
  50 #endif
  51
  52 #include "linux_wext.h"
  53
  54 #include "driver.h"
  55 #include "eloop.h"
  56 #include "priv_netlink.h"
  57 #include "l2_packet/l2_packet.h"
  58 #include "common/ieee802_11_defs.h"
  59 #include "netlink.h"
  60 #include "linux_ioctl.h"
  61
  62 #if defined(CONFIG_IEEE80211W) || defined(CONFIG_IEEE80211R) || defined(CONFIG_HS20) || defined(CONFIG_WNM) || defined(CONFIG_WPS) || defined(CONFIG_FILS)
  63 #define ATHEROS_USE_RAW_RECEIVE
  64 #endif
  65
  66
  67 struct atheros_driver_data {
  68         struct hostapd_data *hapd;              /* back pointer */
  69
  70         char    iface[IFNAMSIZ + 1];
  71         int     ifindex;
  72         struct l2_packet_data *sock_xmit;       /* raw packet xmit socket */
  73         struct l2_packet_data *sock_recv;       /* raw packet recv socket */
  74         int     ioctl_sock;                     /* socket for ioctl() use */
  75         struct netlink_data *netlink;
  76         int     we_version;
  77         int fils_en;                    /* FILS enable/disable in driver */
  78         u8      acct_mac[ETH_ALEN];
  79         struct hostap_sta_driver_data acct_data;
  80
  81         struct l2_packet_data *sock_raw; /* raw 802.11 management frames */
  82         struct wpabuf *wpa_ie;
  83         struct wpabuf *wps_beacon_ie;
  84         struct wpabuf *wps_probe_resp_ie;
  85         u8      own_addr[ETH_ALEN];
  86 };
  87
  88 static int atheros_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr,
  89                               u16 reason_code);
  90 static int atheros_set_privacy(void *priv, int enabled);
  91
  92 static const char * athr_get_ioctl_name(int op)
  93 {
  94         switch (op) {
  95         case IEEE80211_IOCTL_SETPARAM:
  96                 return "SETPARAM";
  97         case IEEE80211_IOCTL_GETPARAM:
  98                 return "GETPARAM";
  99         case IEEE80211_IOCTL_SETKEY:
 100                 return "SETKEY";
 101         case IEEE80211_IOCTL_SETWMMPARAMS:
 102                 return "SETWMMPARAMS";
 103         case IEEE80211_IOCTL_DELKEY:
 104                 return "DELKEY";
 105         case IEEE80211_IOCTL_GETWMMPARAMS:
 106                 return "GETWMMPARAMS";
 107         case IEEE80211_IOCTL_SETMLME:
 108                 return "SETMLME";
 109         case IEEE80211_IOCTL_GETCHANINFO:
 110                 return "GETCHANINFO";
 111         case IEEE80211_IOCTL_SETOPTIE:
 112                 return "SETOPTIE";
 113         case IEEE80211_IOCTL_GETOPTIE:
 114                 return "GETOPTIE";
 115         case IEEE80211_IOCTL_ADDMAC:
 116                 return "ADDMAC";
 117         case IEEE80211_IOCTL_DELMAC:
 118                 return "DELMAC";
 119         case IEEE80211_IOCTL_GETCHANLIST:
 120                 return "GETCHANLIST";
 121         case IEEE80211_IOCTL_SETCHANLIST:
 122                 return "SETCHANLIST";
 123         case IEEE80211_IOCTL_KICKMAC:
 124                 return "KICKMAC";
 125         case IEEE80211_IOCTL_CHANSWITCH:
 126                 return "CHANSWITCH";
 127         case IEEE80211_IOCTL_GETMODE:
 128                 return "GETMODE";
 129         case IEEE80211_IOCTL_SETMODE:
 130                 return "SETMODE";
 131         case IEEE80211_IOCTL_GET_APPIEBUF:
 132                 return "GET_APPIEBUF";
 133         case IEEE80211_IOCTL_SET_APPIEBUF:
 134                 return "SET_APPIEBUF";
 135         case IEEE80211_IOCTL_SET_ACPARAMS:
 136                 return "SET_ACPARAMS";
 137         case IEEE80211_IOCTL_FILTERFRAME:
 138                 return "FILTERFRAME";
 139         case IEEE80211_IOCTL_SET_RTPARAMS:
 140                 return "SET_RTPARAMS";
 141         case IEEE80211_IOCTL_SET_MEDENYENTRY:
 142                 return "SET_MEDENYENTRY";
 143         case IEEE80211_IOCTL_GET_MACADDR:
 144                 return "GET_MACADDR";
 145         case IEEE80211_IOCTL_SET_HBRPARAMS:
 146                 return "SET_HBRPARAMS";
 147         case IEEE80211_IOCTL_SET_RXTIMEOUT:
 148                 return "SET_RXTIMEOUT";
 149         case IEEE80211_IOCTL_STA_STATS:
 150                 return "STA_STATS";
 151         case IEEE80211_IOCTL_GETWPAIE:
 152                 return "GETWPAIE";
 153         default:
 154                 return "??";
 155         }
 156 }
 157
 158
 159 static const char * athr_get_param_name(int op)
 160 {
 161         switch (op) {
 162         case IEEE80211_IOC_MCASTCIPHER:
 163                 return "MCASTCIPHER";
 164         case IEEE80211_PARAM_MCASTKEYLEN:
 165                 return "MCASTKEYLEN";
 166         case IEEE80211_PARAM_UCASTCIPHERS:
 167                 return "UCASTCIPHERS";
 168         case IEEE80211_PARAM_KEYMGTALGS:
 169                 return "KEYMGTALGS";
 170         case IEEE80211_PARAM_RSNCAPS:
 171                 return "RSNCAPS";
 172         case IEEE80211_PARAM_WPA:
 173                 return "WPA";
 174         case IEEE80211_PARAM_AUTHMODE:
 175                 return "AUTHMODE";
 176         case IEEE80211_PARAM_PRIVACY:
 177                 return "PRIVACY";
 178         case IEEE80211_PARAM_COUNTERMEASURES:
 179                 return "COUNTERMEASURES";
 180         default:
 181                 return "??";
 182         }
 183 }
 184
 185
 186 #ifdef CONFIG_FILS
 187 static int
 188 get80211param(struct atheros_driver_data *drv, int op, int *data)
 189 {
 190         struct iwreq iwr;
 191
 192         os_memset(&iwr, 0, sizeof(iwr));
 193         os_strlcpy(iwr.ifr_name, drv->iface, IFNAMSIZ);
 194         iwr.u.mode = op;
 195
 196         if (ioctl(drv->ioctl_sock, IEEE80211_IOCTL_GETPARAM, &iwr) < 0)
 197                 return -1;
 198
 199         *data = iwr.u.mode;
 200         return 0;
 201 }
 202 #endif /* CONFIG_FILS */
 203
 204
 205 static int
 206 set80211priv(struct atheros_driver_data *drv, int op, void *data, int len)
 207 {
 208         struct iwreq iwr;
 209         int do_inline = len < IFNAMSIZ;
 210
 211         /* Certain ioctls must use the non-inlined method */
 212         if (op == IEEE80211_IOCTL_SET_APPIEBUF ||
 213             op == IEEE80211_IOCTL_FILTERFRAME)
 214                 do_inline = 0;
 215
 216         os_memset(&iwr, 0, sizeof(iwr));
 217         os_strlcpy(iwr.ifr_name, drv->iface, IFNAMSIZ);
 218         if (do_inline) {
 219                 /*
 220                  * Argument data fits inline; put it there.
 221                  */
 222                 os_memcpy(iwr.u.name, data, len);
 223         } else {
 224                 /*
 225                  * Argument data too big for inline transfer; setup a
 226                  * parameter block instead; the kernel will transfer
 227                  * the data for the driver.
 228                  */
 229                 iwr.u.data.pointer = data;
 230                 iwr.u.data.length = len;
 231         }
 232
 233         if (ioctl(drv->ioctl_sock, op, &iwr) < 0) {
 234                 wpa_printf(MSG_DEBUG, "atheros: %s: %s: ioctl op=0x%x "
 235                            "(%s) len=%d failed: %d (%s)",
 236                            __func__, drv->iface, op,
 237                            athr_get_ioctl_name(op),
 238                            len, errno, strerror(errno));
 239                 return -1;
 240         }
 241         return 0;
 242 }
 243
 244 static int
 245 set80211param(struct atheros_driver_data *drv, int op, int arg)
 246 {
 247         struct iwreq iwr;
 248
 249         os_memset(&iwr, 0, sizeof(iwr));
 250         os_strlcpy(iwr.ifr_name, drv->iface, IFNAMSIZ);
 251         iwr.u.mode = op;
 252         os_memcpy(iwr.u.name + sizeof(__u32), &arg, sizeof(arg));
 253
 254         if (ioctl(drv->ioctl_sock, IEEE80211_IOCTL_SETPARAM, &iwr) < 0) {
 255                 wpa_printf(MSG_INFO,
 256                            "%s: %s: Failed to set parameter (op %d (%s) arg %d): ioctl[IEEE80211_IOCTL_SETPARAM]: %s",
 257                            __func__, drv->iface, op, athr_get_param_name(op),
 258                            arg, strerror(errno));
 259                 return -1;
 260         }
 261         return 0;
 262 }
 263
 264 #ifndef CONFIG_NO_STDOUT_DEBUG
 265 static const char *
 266 ether_sprintf(const u8 *addr)
 267 {
 268         static char buf[sizeof(MACSTR)];
 269
 270         if (addr != NULL)
 271                 os_snprintf(buf, sizeof(buf), MACSTR, MAC2STR(addr));
 272         else
 273                 os_snprintf(buf, sizeof(buf), MACSTR, 0, 0, 0, 0, 0, 0);
 274         return buf;
 275 }
 276 #endif /* CONFIG_NO_STDOUT_DEBUG */
 277
 278 /*
 279  * Configure WPA parameters.
 280  */
 281 static int
 282 atheros_configure_wpa(struct atheros_driver_data *drv,
 283                       struct wpa_bss_params *params)
 284 {
 285         int v;
 286
 287         switch (params->wpa_group) {
 288         case WPA_CIPHER_CCMP:
 289                 v = IEEE80211_CIPHER_AES_CCM;
 290                 break;
 291 #ifdef ATH_GCM_SUPPORT
 292         case WPA_CIPHER_CCMP_256:
 293                 v = IEEE80211_CIPHER_AES_CCM_256;
 294                 break;
 295         case WPA_CIPHER_GCMP:
 296                 v = IEEE80211_CIPHER_AES_GCM;
 297                 break;
 298         case WPA_CIPHER_GCMP_256:
 299                 v = IEEE80211_CIPHER_AES_GCM_256;
 300                 break;
 301 #endif /* ATH_GCM_SUPPORT */
 302         case WPA_CIPHER_TKIP:
 303                 v = IEEE80211_CIPHER_TKIP;
 304                 break;
 305         case WPA_CIPHER_WEP104:
 306                 v = IEEE80211_CIPHER_WEP;
 307                 break;
 308         case WPA_CIPHER_WEP40:
 309                 v = IEEE80211_CIPHER_WEP;
 310                 break;
 311         case WPA_CIPHER_NONE:
 312                 v = IEEE80211_CIPHER_NONE;
 313                 break;
 314         default:
 315                 wpa_printf(MSG_ERROR, "Unknown group key cipher %u",
 316                            params->wpa_group);
 317                 return -1;
 318         }
 319         wpa_printf(MSG_DEBUG, "%s: group key cipher=%d", __func__, v);
 320         if (set80211param(drv, IEEE80211_PARAM_MCASTCIPHER, v)) {
 321                 wpa_printf(MSG_INFO, "Unable to set group key cipher to %u", v);
 322                 return -1;
 323         }
 324         if (v == IEEE80211_CIPHER_WEP) {
 325                 /* key length is done only for specific ciphers */
 326                 v = (params->wpa_group == WPA_CIPHER_WEP104 ? 13 : 5);
 327                 if (set80211param(drv, IEEE80211_PARAM_MCASTKEYLEN, v)) {
 328                         wpa_printf(MSG_INFO,
 329                                    "Unable to set group key length to %u", v);
 330                         return -1;
 331                 }
 332         }
 333
 334         v = 0;
 335         if (params->wpa_pairwise & WPA_CIPHER_CCMP)
 336                 v |= 1<<IEEE80211_CIPHER_AES_CCM;
 337 #ifdef ATH_GCM_SUPPORT
 338         if (params->wpa_pairwise & WPA_CIPHER_CCMP_256)
 339                 v |= 1<<IEEE80211_CIPHER_AES_CCM_256;
 340         if (params->wpa_pairwise & WPA_CIPHER_GCMP)
 341                 v |= 1<<IEEE80211_CIPHER_AES_GCM;
 342         if (params->wpa_pairwise & WPA_CIPHER_GCMP_256)
 343                 v |= 1<<IEEE80211_CIPHER_AES_GCM_256;
 344 #endif /* ATH_GCM_SUPPORT */
 345         if (params->wpa_pairwise & WPA_CIPHER_TKIP)
 346                 v |= 1<<IEEE80211_CIPHER_TKIP;
 347         if (params->wpa_pairwise & WPA_CIPHER_NONE)
 348                 v |= 1<<IEEE80211_CIPHER_NONE;
 349         wpa_printf(MSG_DEBUG, "%s: pairwise key ciphers=0x%x", __func__, v);
 350         if (set80211param(drv, IEEE80211_PARAM_UCASTCIPHERS, v)) {
 351                 wpa_printf(MSG_INFO,
 352                            "Unable to set pairwise key ciphers to 0x%x", v);
 353                 return -1;
 354         }
 355
 356         wpa_printf(MSG_DEBUG, "%s: key management algorithms=0x%x",
 357                    __func__, params->wpa_key_mgmt);
 358         if (set80211param(drv, IEEE80211_PARAM_KEYMGTALGS,
 359                           params->wpa_key_mgmt)) {
 360                 wpa_printf(MSG_INFO,
 361                            "Unable to set key management algorithms to 0x%x",
 362                            params->wpa_key_mgmt);
 363                 return -1;
 364         }
 365
 366         v = 0;
 367         if (params->rsn_preauth)
 368                 v |= BIT(0);
 369 #ifdef CONFIG_IEEE80211W
 370         if (params->ieee80211w != NO_MGMT_FRAME_PROTECTION) {
 371                 v |= BIT(7);
 372                 if (params->ieee80211w == MGMT_FRAME_PROTECTION_REQUIRED)
 373                         v |= BIT(6);
 374         }
 375 #endif /* CONFIG_IEEE80211W */
 376
 377         wpa_printf(MSG_DEBUG, "%s: rsn capabilities=0x%x", __func__, v);
 378         if (set80211param(drv, IEEE80211_PARAM_RSNCAPS, v)) {
 379                 wpa_printf(MSG_INFO, "Unable to set RSN capabilities to 0x%x",
 380                            v);
 381                 return -1;
 382         }
 383
 384         wpa_printf(MSG_DEBUG, "%s: enable WPA=0x%x", __func__, params->wpa);
 385         if (set80211param(drv, IEEE80211_PARAM_WPA, params->wpa)) {
 386                 wpa_printf(MSG_INFO, "Unable to set WPA to %u", params->wpa);
 387                 return -1;
 388         }
 389         return 0;
 390 }
 391
 392 static int
 393 atheros_set_ieee8021x(void *priv, struct wpa_bss_params *params)
 394 {
 395         struct atheros_driver_data *drv = priv;
 396
 397         wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, params->enabled);
 398
 399         if (!params->enabled) {
 400                 /* XXX restore state */
 401                 if (set80211param(priv, IEEE80211_PARAM_AUTHMODE,
 402                                   IEEE80211_AUTH_AUTO) < 0)
 403                         return -1;
 404                 /* IEEE80211_AUTH_AUTO ends up enabling Privacy; clear that */
 405                 return atheros_set_privacy(drv, 0);
 406         }
 407         if (!params->wpa && !params->ieee802_1x) {
 408                 wpa_printf(MSG_WARNING, "No 802.1X or WPA enabled!");
 409                 return -1;
 410         }
 411         if (params->wpa && atheros_configure_wpa(drv, params) != 0) {
 412                 wpa_printf(MSG_WARNING, "Error configuring WPA state!");
 413                 return -1;
 414         }
 415         if (set80211param(priv, IEEE80211_PARAM_AUTHMODE,
 416                 (params->wpa ? IEEE80211_AUTH_WPA : IEEE80211_AUTH_8021X))) {
 417                 wpa_printf(MSG_WARNING, "Error enabling WPA/802.1X!");
 418                 return -1;
 419         }
 420
 421         return 0;
 422 }
 423
 424 static int
 425 atheros_set_privacy(void *priv, int enabled)
 426 {
 427         struct atheros_driver_data *drv = priv;
 428
 429         wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, enabled);
 430
 431         return set80211param(drv, IEEE80211_PARAM_PRIVACY, enabled);
 432 }
 433
 434 static int
 435 atheros_set_sta_authorized(void *priv, const u8 *addr, int authorized)
 436 {
 437         struct atheros_driver_data *drv = priv;
 438         struct ieee80211req_mlme mlme;
 439         int ret;
 440
 441         wpa_printf(MSG_DEBUG, "%s: addr=%s authorized=%d",
 442                    __func__, ether_sprintf(addr), authorized);
 443
 444         if (authorized)
 445                 mlme.im_op = IEEE80211_MLME_AUTHORIZE;
 446         else
 447                 mlme.im_op = IEEE80211_MLME_UNAUTHORIZE;
 448         mlme.im_reason = 0;
 449         os_memcpy(mlme.im_macaddr, addr, IEEE80211_ADDR_LEN);
 450         ret = set80211priv(drv, IEEE80211_IOCTL_SETMLME, &mlme, sizeof(mlme));
 451         if (ret < 0) {
 452                 wpa_printf(MSG_DEBUG, "%s: Failed to %sauthorize STA " MACSTR,
 453                            __func__, authorized ? "" : "un", MAC2STR(addr));
 454         }
 455
 456         return ret;
 457 }
 458
 459 static int
 460 atheros_sta_set_flags(void *priv, const u8 *addr,
 461                       unsigned int total_flags, unsigned int flags_or,
 462                       unsigned int flags_and)
 463 {
 464         /* For now, only support setting Authorized flag */
 465         if (flags_or & WPA_STA_AUTHORIZED)
 466                 return atheros_set_sta_authorized(priv, addr, 1);
 467         if (!(flags_and & WPA_STA_AUTHORIZED))
 468                 return atheros_set_sta_authorized(priv, addr, 0);
 469         return 0;
 470 }
 471
 472 static int
 473 atheros_del_key(void *priv, const u8 *addr, int key_idx)
 474 {
 475         struct atheros_driver_data *drv = priv;
 476         struct ieee80211req_del_key wk;
 477         int ret;
 478
 479         wpa_printf(MSG_DEBUG, "%s: addr=%s key_idx=%d",
 480                    __func__, ether_sprintf(addr), key_idx);
 481
 482         os_memset(&wk, 0, sizeof(wk));
 483         if (addr != NULL) {
 484                 os_memcpy(wk.idk_macaddr, addr, IEEE80211_ADDR_LEN);
 485                 wk.idk_keyix = (u8) IEEE80211_KEYIX_NONE;
 486         } else {
 487                 wk.idk_keyix = key_idx;
 488         }
 489
 490         ret = set80211priv(drv, IEEE80211_IOCTL_DELKEY, &wk, sizeof(wk));
 491         if (ret < 0) {
 492                 wpa_printf(MSG_DEBUG, "%s: Failed to delete key (addr %s"
 493                            " key_idx %d)", __func__, ether_sprintf(addr),
 494                            key_idx);
 495         }
 496
 497         return ret;
 498 }
 499
 500 static int
 501 atheros_set_key(const char *ifname, void *priv, enum wpa_alg alg,
 502                 const u8 *addr, int key_idx, int set_tx, const u8 *seq,
 503                 size_t seq_len, const u8 *key, size_t key_len)
 504 {
 505         struct atheros_driver_data *drv = priv;
 506         struct ieee80211req_key wk;
 507         u_int8_t cipher;
 508         int ret;
 509
 510         if (alg == WPA_ALG_NONE)
 511                 return atheros_del_key(drv, addr, key_idx);
 512
 513         wpa_printf(MSG_DEBUG, "%s: alg=%d addr=%s key_idx=%d",
 514                    __func__, alg, ether_sprintf(addr), key_idx);
 515
 516         switch (alg) {
 517         case WPA_ALG_WEP:
 518                 cipher = IEEE80211_CIPHER_WEP;
 519                 break;
 520         case WPA_ALG_TKIP:
 521                 cipher = IEEE80211_CIPHER_TKIP;
 522                 break;
 523         case WPA_ALG_CCMP:
 524                 cipher = IEEE80211_CIPHER_AES_CCM;
 525                 break;
 526 #ifdef ATH_GCM_SUPPORT
 527         case WPA_ALG_CCMP_256:
 528                 cipher = IEEE80211_CIPHER_AES_CCM_256;
 529                 break;
 530         case WPA_ALG_GCMP:
 531                 cipher = IEEE80211_CIPHER_AES_GCM;
 532                 break;
 533         case WPA_ALG_GCMP_256:
 534                 cipher = IEEE80211_CIPHER_AES_GCM_256;
 535                 break;
 536 #endif /* ATH_GCM_SUPPORT */
 537 #ifdef CONFIG_IEEE80211W
 538         case WPA_ALG_IGTK:
 539                 cipher = IEEE80211_CIPHER_AES_CMAC;
 540                 break;
 541 #ifdef ATH_GCM_SUPPORT
 542         case WPA_ALG_BIP_CMAC_256:
 543                 cipher = IEEE80211_CIPHER_AES_CMAC_256;
 544                 break;
 545         case WPA_ALG_BIP_GMAC_128:
 546                 cipher = IEEE80211_CIPHER_AES_GMAC;
 547                 break;
 548         case WPA_ALG_BIP_GMAC_256:
 549                 cipher = IEEE80211_CIPHER_AES_GMAC_256;
 550                 break;
 551 #endif /* ATH_GCM_SUPPORT */
 552 #endif /* CONFIG_IEEE80211W */
 553         default:
 554                 wpa_printf(MSG_INFO, "%s: unknown/unsupported algorithm %d",
 555                            __func__, alg);
 556                 return -1;
 557         }
 558
 559         if (key_len > sizeof(wk.ik_keydata)) {
 560                 wpa_printf(MSG_INFO, "%s: key length %lu too big", __func__,
 561                            (unsigned long) key_len);
 562                 return -3;
 563         }
 564
 565         os_memset(&wk, 0, sizeof(wk));
 566         wk.ik_type = cipher;
 567         wk.ik_flags = IEEE80211_KEY_RECV | IEEE80211_KEY_XMIT;
 568         if (addr == NULL || is_broadcast_ether_addr(addr)) {
 569                 os_memset(wk.ik_macaddr, 0xff, IEEE80211_ADDR_LEN);
 570                 wk.ik_keyix = key_idx;
 571                 if (set_tx)
 572                         wk.ik_flags |= IEEE80211_KEY_DEFAULT;
 573         } else {
 574                 os_memcpy(wk.ik_macaddr, addr, IEEE80211_ADDR_LEN);
 575                 wk.ik_keyix = IEEE80211_KEYIX_NONE;
 576         }
 577         wk.ik_keylen = key_len;
 578         os_memcpy(wk.ik_keydata, key, key_len);
 579
 580         ret = set80211priv(drv, IEEE80211_IOCTL_SETKEY, &wk, sizeof(wk));
 581         if (ret < 0) {
 582                 wpa_printf(MSG_DEBUG, "%s: Failed to set key (addr %s"
 583                            " key_idx %d alg %d key_len %lu set_tx %d)",
 584                            __func__, ether_sprintf(wk.ik_macaddr), key_idx,
 585                            alg, (unsigned long) key_len, set_tx);
 586         }
 587
 588         return ret;
 589 }
 590
 591
 592 static int
 593 atheros_get_seqnum(const char *ifname, void *priv, const u8 *addr, int idx,
 594                    u8 *seq)
 595 {
 596         struct atheros_driver_data *drv = priv;
 597         struct ieee80211req_key wk;
 598
 599         wpa_printf(MSG_DEBUG, "%s: addr=%s idx=%d",
 600                    __func__, ether_sprintf(addr), idx);
 601
 602         os_memset(&wk, 0, sizeof(wk));
 603         if (addr == NULL)
 604                 os_memset(wk.ik_macaddr, 0xff, IEEE80211_ADDR_LEN);
 605         else
 606                 os_memcpy(wk.ik_macaddr, addr, IEEE80211_ADDR_LEN);
 607         wk.ik_keyix = idx;
 608
 609         if (set80211priv(drv, IEEE80211_IOCTL_GETKEY, &wk, sizeof(wk))) {
 610                 wpa_printf(MSG_DEBUG, "%s: Failed to get encryption data "
 611                            "(addr " MACSTR " key_idx %d)",
 612                            __func__, MAC2STR(wk.ik_macaddr), idx);
 613                 return -1;
 614         }
 615
 616 #ifdef WORDS_BIGENDIAN
 617         {
 618                 /*
 619                  * wk.ik_keytsc is in host byte order (big endian), need to
 620                  * swap it to match with the byte order used in WPA.
 621                  */
 622                 int i;
 623 #ifndef WPA_KEY_RSC_LEN
 624 #define WPA_KEY_RSC_LEN 8
 625 #endif
 626                 u8 tmp[WPA_KEY_RSC_LEN];
 627                 os_memcpy(tmp, &wk.ik_keytsc, sizeof(wk.ik_keytsc));
 628                 for (i = 0; i < WPA_KEY_RSC_LEN; i++) {
 629                         seq[i] = tmp[WPA_KEY_RSC_LEN - i - 1];
 630                 }
 631         }
 632 #else /* WORDS_BIGENDIAN */
 633         os_memcpy(seq, &wk.ik_keytsc, sizeof(wk.ik_keytsc));
 634 #endif /* WORDS_BIGENDIAN */
 635         return 0;
 636 }
 637
 638
 639 static int
 640 atheros_flush(void *priv)
 641 {
 642         u8 allsta[IEEE80211_ADDR_LEN];
 643         os_memset(allsta, 0xff, IEEE80211_ADDR_LEN);
 644         return atheros_sta_deauth(priv, NULL, allsta,
 645                                   IEEE80211_REASON_AUTH_LEAVE);
 646 }
 647
 648
 649 static int
 650 atheros_read_sta_driver_data(void *priv, struct hostap_sta_driver_data *data,
 651                              const u8 *addr)
 652 {
 653         struct atheros_driver_data *drv = priv;
 654         struct ieee80211req_sta_stats stats;
 655
 656         os_memset(data, 0, sizeof(*data));
 657
 658         /*
 659          * Fetch statistics for station from the system.
 660          */
 661         os_memset(&stats, 0, sizeof(stats));
 662         os_memcpy(stats.is_u.macaddr, addr, IEEE80211_ADDR_LEN);
 663         if (set80211priv(drv, IEEE80211_IOCTL_STA_STATS,
 664                          &stats, sizeof(stats))) {
 665                 wpa_printf(MSG_DEBUG, "%s: Failed to fetch STA stats (addr "
 666                            MACSTR ")", __func__, MAC2STR(addr));
 667                 if (os_memcmp(addr, drv->acct_mac, ETH_ALEN) == 0) {
 668                         os_memcpy(data, &drv->acct_data, sizeof(*data));
 669                         return 0;
 670                 }
 671
 672                 wpa_printf(MSG_INFO,
 673                            "Failed to get station stats information element");
 674                 return -1;
 675         }
 676
 677         data->rx_packets = stats.is_stats.ns_rx_data;
 678         data->rx_bytes = stats.is_stats.ns_rx_bytes;
 679         data->tx_packets = stats.is_stats.ns_tx_data;
 680         data->tx_bytes = stats.is_stats.ns_tx_bytes;
 681         return 0;
 682 }
 683
 684
 685 static int
 686 atheros_sta_clear_stats(void *priv, const u8 *addr)
 687 {
 688         struct atheros_driver_data *drv = priv;
 689         struct ieee80211req_mlme mlme;
 690         int ret;
 691
 692         wpa_printf(MSG_DEBUG, "%s: addr=%s", __func__, ether_sprintf(addr));
 693
 694         mlme.im_op = IEEE80211_MLME_CLEAR_STATS;
 695         os_memcpy(mlme.im_macaddr, addr, IEEE80211_ADDR_LEN);
 696         ret = set80211priv(drv, IEEE80211_IOCTL_SETMLME, &mlme,
 697                            sizeof(mlme));
 698         if (ret < 0) {
 699                 wpa_printf(MSG_DEBUG, "%s: Failed to clear STA stats (addr "
 700                            MACSTR ")", __func__, MAC2STR(addr));
 701         }
 702
 703         return ret;
 704 }
 705
 706
 707 static int
 708 atheros_set_opt_ie(void *priv, const u8 *ie, size_t ie_len)
 709 {
 710         struct atheros_driver_data *drv = priv;
 711         u8 buf[512];
 712         struct ieee80211req_getset_appiebuf *app_ie;
 713
 714         wpa_printf(MSG_DEBUG, "%s buflen = %lu", __func__,
 715                    (unsigned long) ie_len);
 716         wpa_hexdump(MSG_DEBUG, "atheros: set_generic_elem", ie, ie_len);
 717
 718         wpabuf_free(drv->wpa_ie);
 719         if (ie)
 720                 drv->wpa_ie = wpabuf_alloc_copy(ie, ie_len);
 721         else
 722                 drv->wpa_ie = NULL;
 723
 724         app_ie = (struct ieee80211req_getset_appiebuf *) buf;
 725         if (ie)
 726                 os_memcpy(&(app_ie->app_buf[0]), ie, ie_len);
 727         app_ie->app_buflen = ie_len;
 728
 729         app_ie->app_frmtype = IEEE80211_APPIE_FRAME_BEACON;
 730
 731         /* append WPS IE for Beacon */
 732         if (drv->wps_beacon_ie != NULL) {
 733                 os_memcpy(&(app_ie->app_buf[ie_len]),
 734                           wpabuf_head(drv->wps_beacon_ie),
 735                           wpabuf_len(drv->wps_beacon_ie));
 736                 app_ie->app_buflen = ie_len + wpabuf_len(drv->wps_beacon_ie);
 737         }
 738         wpa_hexdump(MSG_DEBUG, "atheros: SET_APPIEBUF(Beacon)",
 739                     app_ie->app_buf, app_ie->app_buflen);
 740         set80211priv(drv, IEEE80211_IOCTL_SET_APPIEBUF, app_ie,
 741                      sizeof(struct ieee80211req_getset_appiebuf) +
 742                      app_ie->app_buflen);
 743
 744         /* append WPS IE for Probe Response */
 745         app_ie->app_frmtype = IEEE80211_APPIE_FRAME_PROBE_RESP;
 746         if (drv->wps_probe_resp_ie != NULL) {
 747                 os_memcpy(&(app_ie->app_buf[ie_len]),
 748                           wpabuf_head(drv->wps_probe_resp_ie),
 749                           wpabuf_len(drv->wps_probe_resp_ie));
 750                 app_ie->app_buflen = ie_len +
 751                         wpabuf_len(drv->wps_probe_resp_ie);
 752         } else
 753                 app_ie->app_buflen = ie_len;
 754         wpa_hexdump(MSG_DEBUG, "atheros: SET_APPIEBUF(ProbeResp)",
 755                     app_ie->app_buf, app_ie->app_buflen);
 756         set80211priv(drv, IEEE80211_IOCTL_SET_APPIEBUF, app_ie,
 757                      sizeof(struct ieee80211req_getset_appiebuf) +
 758                      app_ie->app_buflen);
 759         return 0;
 760 }
 761
 762 static int
 763 atheros_sta_deauth(void *priv, const u8 *own_addr, const u8 *addr,
 764                    u16 reason_code)
 765 {
 766         struct atheros_driver_data *drv = priv;
 767         struct ieee80211req_mlme mlme;
 768         int ret;
 769
 770         wpa_printf(MSG_DEBUG, "%s: addr=%s reason_code=%d",
 771                    __func__, ether_sprintf(addr), reason_code);
 772
 773         mlme.im_op = IEEE80211_MLME_DEAUTH;
 774         mlme.im_reason = reason_code;
 775         os_memcpy(mlme.im_macaddr, addr, IEEE80211_ADDR_LEN);
 776         ret = set80211priv(drv, IEEE80211_IOCTL_SETMLME, &mlme, sizeof(mlme));
 777         if (ret < 0) {
 778                 wpa_printf(MSG_DEBUG, "%s: Failed to deauth STA (addr " MACSTR
 779                            " reason %d)",
 780                            __func__, MAC2STR(addr), reason_code);
 781         }
 782
 783         return ret;
 784 }
 785
 786 static int
 787 atheros_sta_disassoc(void *priv, const u8 *own_addr, const u8 *addr,
 788                      u16 reason_code)
 789 {
 790         struct atheros_driver_data *drv = priv;
 791         struct ieee80211req_mlme mlme;
 792         int ret;
 793
 794         wpa_printf(MSG_DEBUG, "%s: addr=%s reason_code=%d",
 795                    __func__, ether_sprintf(addr), reason_code);
 796
 797         mlme.im_op = IEEE80211_MLME_DISASSOC;
 798         mlme.im_reason = reason_code;
 799         os_memcpy(mlme.im_macaddr, addr, IEEE80211_ADDR_LEN);
 800         ret = set80211priv(drv, IEEE80211_IOCTL_SETMLME, &mlme, sizeof(mlme));
 801         if (ret < 0) {
 802                 wpa_printf(MSG_DEBUG, "%s: Failed to disassoc STA (addr "
 803                            MACSTR " reason %d)",
 804                            __func__, MAC2STR(addr), reason_code);
 805         }
 806
 807         return ret;
 808 }
 809
 810 static int atheros_set_qos_map(void *ctx, const u8 *qos_map_set,
 811                                u8 qos_map_set_len)
 812 {
 813 #ifdef CONFIG_ATHEROS_QOS_MAP
 814         struct atheros_driver_data *drv = ctx;
 815         struct ieee80211req_athdbg req;
 816         struct ieee80211_qos_map *qos_map = &req.data.qos_map;
 817         struct iwreq iwr;
 818         int i, up_start;
 819
 820         if (qos_map_set_len < 16 || qos_map_set_len > 58 ||
 821             qos_map_set_len & 1) {
 822                 wpa_printf(MSG_ERROR, "Invalid QoS Map");
 823                 return -1;
 824         } else {
 825                 os_memset(&req, 0, sizeof(struct ieee80211req_athdbg));
 826                 req.cmd = IEEE80211_DBGREQ_SETQOSMAPCONF;
 827                 os_memset(&iwr, 0, sizeof(iwr));
 828                 os_strlcpy(iwr.ifr_name, drv->iface, sizeof(iwr.ifr_name));
 829                 iwr.u.data.pointer = (void *) &req;
 830                 iwr.u.data.length = sizeof(struct ieee80211req_athdbg);
 831         }
 832
 833         qos_map->valid = 1;
 834         qos_map->num_dscp_except = (qos_map_set_len - 16) / 2;
 835         if (qos_map->num_dscp_except) {
 836                 for (i = 0; i < qos_map->num_dscp_except; i++) {
 837                         qos_map->dscp_exception[i].dscp = qos_map_set[i * 2];
 838                         qos_map->dscp_exception[i].up = qos_map_set[i * 2 + 1];
 839                 }
 840         }
 841
 842         up_start = qos_map_set_len - 16;
 843         for (i = 0; i < IEEE80211_MAX_QOS_UP_RANGE; i++) {
 844                 qos_map->up[i].low = qos_map_set[up_start + (i * 2)];
 845                 qos_map->up[i].high = qos_map_set[up_start + (i * 2) + 1];
 846         }
 847
 848         if (ioctl(drv->ioctl_sock, IEEE80211_IOCTL_DBGREQ, &iwr) < 0) {
 849                 wpa_printf(MSG_ERROR,
 850                            "%s: %s: Failed to set QoS Map: ioctl[IEEE80211_IOCTL_DBGREQ]: %s",
 851                            __func__, drv->iface, strerror(errno));
 852                 return -1;
 853         }
 854 #endif /* CONFIG_ATHEROS_QOS_MAP */
 855
 856         return 0;
 857 }
 858
 859 #ifdef ATHEROS_USE_RAW_RECEIVE
 860 static void atheros_raw_receive(void *ctx, const u8 *src_addr, const u8 *buf,
 861                                 size_t len)
 862 {
 863         struct atheros_driver_data *drv = ctx;
 864         const struct ieee80211_mgmt *mgmt;
 865         union wpa_event_data event;
 866         u16 fc, stype;
 867         int ielen;
 868         const u8 *iebuf;
 869
 870         if (len < IEEE80211_HDRLEN)
 871                 return;
 872
 873         mgmt = (const struct ieee80211_mgmt *) buf;
 874
 875         fc = le_to_host16(mgmt->frame_control);
 876
 877         if (WLAN_FC_GET_TYPE(fc) != WLAN_FC_TYPE_MGMT)
 878                 return;
 879
 880         stype = WLAN_FC_GET_STYPE(fc);
 881
 882         wpa_printf(MSG_DEBUG, "%s: subtype 0x%x len %d", __func__, stype,
 883                    (int) len);
 884
 885         if (stype == WLAN_FC_STYPE_PROBE_REQ) {
 886                 if (len < IEEE80211_HDRLEN)
 887                         return;
 888
 889                 os_memset(&event, 0, sizeof(event));
 890                 event.rx_probe_req.sa = mgmt->sa;
 891                 event.rx_probe_req.da = mgmt->da;
 892                 event.rx_probe_req.bssid = mgmt->bssid;
 893                 event.rx_probe_req.ie = buf + IEEE80211_HDRLEN;
 894                 event.rx_probe_req.ie_len = len - IEEE80211_HDRLEN;
 895                 wpa_supplicant_event(drv->hapd, EVENT_RX_PROBE_REQ, &event);
 896                 return;
 897         }
 898
 899         if (stype == WLAN_FC_STYPE_ACTION &&
 900             (os_memcmp(drv->own_addr, mgmt->bssid, ETH_ALEN) == 0 ||
 901              is_broadcast_ether_addr(mgmt->bssid))) {
 902                 os_memset(&event, 0, sizeof(event));
 903                 event.rx_mgmt.frame = buf;
 904                 event.rx_mgmt.frame_len = len;
 905                 wpa_supplicant_event(drv->hapd, EVENT_RX_MGMT, &event);
 906                 return;
 907         }
 908
 909         if (os_memcmp(drv->own_addr, mgmt->bssid, ETH_ALEN) != 0) {
 910                 wpa_printf(MSG_DEBUG, "%s: BSSID does not match - ignore",
 911                            __func__);
 912                 return;
 913         }
 914
 915         switch (stype) {
 916         case WLAN_FC_STYPE_ASSOC_REQ:
 917                 if (len < IEEE80211_HDRLEN + sizeof(mgmt->u.assoc_req))
 918                         break;
 919                 ielen = len - (IEEE80211_HDRLEN + sizeof(mgmt->u.assoc_req));
 920                 iebuf = mgmt->u.assoc_req.variable;
 921                 drv_event_assoc(drv->hapd, mgmt->sa, iebuf, ielen, 0);
 922                 break;
 923         case WLAN_FC_STYPE_REASSOC_REQ:
 924                 if (len < IEEE80211_HDRLEN + sizeof(mgmt->u.reassoc_req))
 925                         break;
 926                 ielen = len - (IEEE80211_HDRLEN + sizeof(mgmt->u.reassoc_req));
 927                 iebuf = mgmt->u.reassoc_req.variable;
 928                 drv_event_assoc(drv->hapd, mgmt->sa, iebuf, ielen, 1);
 929                 break;
 930         case WLAN_FC_STYPE_AUTH:
 931                 if (len < IEEE80211_HDRLEN + sizeof(mgmt->u.auth))
 932                         break;
 933                 os_memset(&event, 0, sizeof(event));
 934                 if (le_to_host16(mgmt->u.auth.auth_alg) == WLAN_AUTH_SAE) {
 935                         event.rx_mgmt.frame = buf;
 936                         event.rx_mgmt.frame_len = len;
 937                         wpa_supplicant_event(drv->hapd, EVENT_RX_MGMT, &event);
 938                         break;
 939                 }
 940                 os_memcpy(event.auth.peer, mgmt->sa, ETH_ALEN);
 941                 os_memcpy(event.auth.bssid, mgmt->bssid, ETH_ALEN);
 942                 event.auth.auth_type = le_to_host16(mgmt->u.auth.auth_alg);
 943                 event.auth.status_code =
 944                         le_to_host16(mgmt->u.auth.status_code);
 945                 event.auth.auth_transaction =
 946                         le_to_host16(mgmt->u.auth.auth_transaction);
 947                 event.auth.ies = mgmt->u.auth.variable;
 948                 event.auth.ies_len = len - IEEE80211_HDRLEN -
 949                         sizeof(mgmt->u.auth);
 950                 wpa_supplicant_event(drv->hapd, EVENT_AUTH, &event);
 951                 break;
 952         default:
 953                 break;
 954         }
 955 }
 956 #endif /* ATHEROS_USE_RAW_RECEIVE */
 957
 958 static int atheros_receive_pkt(struct atheros_driver_data *drv)
 959 {
 960         int ret = 0;
 961         struct ieee80211req_set_filter filt;
 962
 963         wpa_printf(MSG_DEBUG, "%s Enter", __func__);
 964         filt.app_filterype = 0;
 965 #ifdef CONFIG_WPS
 966         filt.app_filterype |= IEEE80211_FILTER_TYPE_PROBE_REQ;
 967 #endif /* CONFIG_WPS */
 968 #if defined(CONFIG_IEEE80211W) || defined(CONFIG_IEEE80211R) || defined(CONFIG_FILS)
 969         filt.app_filterype |= (IEEE80211_FILTER_TYPE_ASSOC_REQ |
 970                                IEEE80211_FILTER_TYPE_AUTH |
 971                                IEEE80211_FILTER_TYPE_ACTION);
 972 #endif /* CONFIG_IEEE80211R || CONFIG_IEEE80211W || CONFIG_FILS */
 973 #ifdef CONFIG_WNM
 974         filt.app_filterype |= IEEE80211_FILTER_TYPE_ACTION;
 975 #endif /* CONFIG_WNM */
 976 #ifdef CONFIG_HS20
 977         filt.app_filterype |= IEEE80211_FILTER_TYPE_ACTION;
 978 #endif /* CONFIG_HS20 */
 979         if (filt.app_filterype) {
 980                 ret = set80211priv(drv, IEEE80211_IOCTL_FILTERFRAME, &filt,
 981                                    sizeof(struct ieee80211req_set_filter));
 982                 if (ret)
 983                         return ret;
 984         }
 985
 986 #if defined(CONFIG_WPS) || defined(CONFIG_IEEE80211R) || defined(CONFIG_FILS)
 987         drv->sock_raw = l2_packet_init(drv->iface, NULL, ETH_P_80211_RAW,
 988                                        atheros_raw_receive, drv, 1);
 989         if (drv->sock_raw == NULL)
 990                 return -1;
 991 #endif /* CONFIG_WPS || CONFIG_IEEE80211R || CONFIG_FILS */
 992         return ret;
 993 }
 994
 995 static int atheros_reset_appfilter(struct atheros_driver_data *drv)
 996 {
 997         struct ieee80211req_set_filter filt;
 998         filt.app_filterype = 0;
 999         return set80211priv(drv, IEEE80211_IOCTL_FILTERFRAME, &filt,
1000                             sizeof(struct ieee80211req_set_filter));
1001 }
1002
1003 #ifdef CONFIG_WPS
1004 static int
1005 atheros_set_wps_ie(void *priv, const u8 *ie, size_t len, u32 frametype)
1006 {
1007         struct atheros_driver_data *drv = priv;
1008         u8 buf[512];
1009         struct ieee80211req_getset_appiebuf *beac_ie;
1010
1011         wpa_printf(MSG_DEBUG, "%s buflen = %lu frametype=%u", __func__,
1012                    (unsigned long) len, frametype);
1013         wpa_hexdump(MSG_DEBUG, "atheros: IE", ie, len);
1014
1015         beac_ie = (struct ieee80211req_getset_appiebuf *) buf;
1016         beac_ie->app_frmtype = frametype;
1017         beac_ie->app_buflen = len;
1018         if (ie)
1019                 os_memcpy(&(beac_ie->app_buf[0]), ie, len);
1020
1021         /* append the WPA/RSN IE if it is set already */
1022         if (((frametype == IEEE80211_APPIE_FRAME_BEACON) ||
1023              (frametype == IEEE80211_APPIE_FRAME_PROBE_RESP)) &&
1024             (drv->wpa_ie != NULL)) {
1025                 wpa_hexdump_buf(MSG_DEBUG, "atheros: Append WPA/RSN IE",
1026                                 drv->wpa_ie);
1027                 os_memcpy(&(beac_ie->app_buf[len]), wpabuf_head(drv->wpa_ie),
1028                           wpabuf_len(drv->wpa_ie));
1029                 beac_ie->app_buflen += wpabuf_len(drv->wpa_ie);
1030         }
1031
1032         wpa_hexdump(MSG_DEBUG, "atheros: SET_APPIEBUF",
1033                     beac_ie->app_buf, beac_ie->app_buflen);
1034         return set80211priv(drv, IEEE80211_IOCTL_SET_APPIEBUF, beac_ie,
1035                             sizeof(struct ieee80211req_getset_appiebuf) +
1036                             beac_ie->app_buflen);
1037 }
1038
1039 static int
1040 atheros_set_ap_wps_ie(void *priv, const struct wpabuf *beacon,
1041                       const struct wpabuf *proberesp,
1042                       const struct wpabuf *assocresp)
1043 {
1044         struct atheros_driver_data *drv = priv;
1045
1046         wpa_hexdump_buf(MSG_DEBUG, "atheros: set_ap_wps_ie - beacon", beacon);
1047         wpa_hexdump_buf(MSG_DEBUG, "atheros: set_ap_wps_ie - proberesp",
1048                         proberesp);
1049         wpa_hexdump_buf(MSG_DEBUG, "atheros: set_ap_wps_ie - assocresp",
1050                         assocresp);
1051         wpabuf_free(drv->wps_beacon_ie);
1052         drv->wps_beacon_ie = beacon ? wpabuf_dup(beacon) : NULL;
1053         wpabuf_free(drv->wps_probe_resp_ie);
1054         drv->wps_probe_resp_ie = proberesp ? wpabuf_dup(proberesp) : NULL;
1055
1056         atheros_set_wps_ie(priv, assocresp ? wpabuf_head(assocresp) : NULL,
1057                            assocresp ? wpabuf_len(assocresp) : 0,
1058                            IEEE80211_APPIE_FRAME_ASSOC_RESP);
1059         if (atheros_set_wps_ie(priv, beacon ? wpabuf_head(beacon) : NULL,
1060                                beacon ? wpabuf_len(beacon) : 0,
1061                                IEEE80211_APPIE_FRAME_BEACON))
1062                 return -1;
1063         return atheros_set_wps_ie(priv,
1064                                   proberesp ? wpabuf_head(proberesp) : NULL,
1065                                   proberesp ? wpabuf_len(proberesp): 0,
1066                                   IEEE80211_APPIE_FRAME_PROBE_RESP);
1067 }
1068 #else /* CONFIG_WPS */
1069 #define atheros_set_ap_wps_ie NULL
1070 #endif /* CONFIG_WPS */
1071
1072 #if defined(CONFIG_IEEE80211R) || defined(CONFIG_IEEE80211W) || defined(CONFIG_FILS)
1073 static int
1074 atheros_sta_auth(void *priv, struct wpa_driver_sta_auth_params *params)
1075 {
1076         struct atheros_driver_data *drv = priv;
1077         struct ieee80211req_mlme mlme;
1078         int ret;
1079
1080         wpa_printf(MSG_DEBUG, "%s: addr=%s status_code=%d",
1081                    __func__, ether_sprintf(params->addr), params->status);
1082
1083 #ifdef CONFIG_FILS
1084         /* Copy FILS AAD parameters if the driver supports FILS */
1085         if (params->fils_auth && drv->fils_en) {
1086                 wpa_printf(MSG_DEBUG, "%s: im_op IEEE80211_MLME_AUTH_FILS",
1087                            __func__);
1088                 os_memcpy(mlme.fils_aad.ANonce, params->fils_anonce,
1089                           IEEE80211_FILS_NONCE_LEN);
1090                 os_memcpy(mlme.fils_aad.SNonce, params->fils_snonce,
1091                           IEEE80211_FILS_NONCE_LEN);
1092                 os_memcpy(mlme.fils_aad.kek, params->fils_kek,
1093                           IEEE80211_MAX_WPA_KEK_LEN);
1094                 mlme.fils_aad.kek_len = params->fils_kek_len;
1095                 mlme.im_op = IEEE80211_MLME_AUTH_FILS;
1096                 wpa_hexdump(MSG_DEBUG, "FILS: ANonce",
1097                             mlme.fils_aad.ANonce, FILS_NONCE_LEN);
1098                 wpa_hexdump(MSG_DEBUG, "FILS: SNonce",
1099                             mlme.fils_aad.SNonce, FILS_NONCE_LEN);
1100                 wpa_hexdump_key(MSG_DEBUG, "FILS: KEK",
1101                                 mlme.fils_aad.kek, mlme.fils_aad.kek_len);
1102         } else {
1103                 mlme.im_op = IEEE80211_MLME_AUTH;
1104         }
1105 #else /* CONFIG_FILS */
1106         mlme.im_op = IEEE80211_MLME_AUTH;
1107 #endif /* CONFIG_FILS */
1108
1109         mlme.im_reason = params->status;
1110         mlme.im_seq = params->seq;
1111         os_memcpy(mlme.im_macaddr, params->addr, IEEE80211_ADDR_LEN);
1112         mlme.im_optie_len = params->len;
1113         if (params->len) {
1114                 if (params->len < IEEE80211_MAX_OPT_IE) {
1115                         os_memcpy(mlme.im_optie, params->ie, params->len);
1116                 } else {
1117                         wpa_printf(MSG_DEBUG, "%s: Not enough space to copy "
1118                                    "opt_ie STA (addr " MACSTR " reason %d, "
1119                                    "ie_len %d)",
1120                                    __func__, MAC2STR(params->addr),
1121                                    params->status, (int) params->len);
1122                         return -1;
1123                 }
1124         }
1125         ret = set80211priv(drv, IEEE80211_IOCTL_SETMLME, &mlme, sizeof(mlme));
1126         if (ret < 0) {
1127                 wpa_printf(MSG_DEBUG, "%s: Failed to auth STA (addr " MACSTR
1128                            " reason %d)",
1129                            __func__, MAC2STR(params->addr), params->status);
1130         }
1131         return ret;
1132 }
1133
1134 static int
1135 atheros_sta_assoc(void *priv, const u8 *own_addr, const u8 *addr,
1136                   int reassoc, u16 status_code, const u8 *ie, size_t len)
1137 {
1138         struct atheros_driver_data *drv = priv;
1139         struct ieee80211req_mlme mlme;
1140         int ret;
1141
1142         wpa_printf(MSG_DEBUG, "%s: addr=%s status_code=%d reassoc %d",
1143                    __func__, ether_sprintf(addr), status_code, reassoc);
1144
1145         if (reassoc)
1146                 mlme.im_op = IEEE80211_MLME_REASSOC;
1147         else
1148                 mlme.im_op = IEEE80211_MLME_ASSOC;
1149         mlme.im_reason = status_code;
1150         os_memcpy(mlme.im_macaddr, addr, IEEE80211_ADDR_LEN);
1151         mlme.im_optie_len = len;
1152         if (len) {
1153                 if (len < IEEE80211_MAX_OPT_IE) {
1154                         os_memcpy(mlme.im_optie, ie, len);
1155                 } else {
1156                         wpa_printf(MSG_DEBUG, "%s: Not enough space to copy "
1157                                    "opt_ie STA (addr " MACSTR " reason %d, "
1158                                    "ie_len %d)",
1159                                    __func__, MAC2STR(addr), status_code,
1160                                    (int) len);
1161                         return -1;
1162                 }
1163         }
1164         ret = set80211priv(drv, IEEE80211_IOCTL_SETMLME, &mlme, sizeof(mlme));
1165         if (ret < 0) {
1166                 wpa_printf(MSG_DEBUG, "%s: Failed to assoc STA (addr " MACSTR
1167                            " reason %d)",
1168                            __func__, MAC2STR(addr), status_code);
1169         }
1170         return ret;
1171 }
1172 #endif /* CONFIG_IEEE80211R || CONFIG_IEEE80211W || CONFIG_FILS */
1173
1174 static void
1175 atheros_new_sta(struct atheros_driver_data *drv, u8 addr[IEEE80211_ADDR_LEN])
1176 {
1177         struct hostapd_data *hapd = drv->hapd;
1178         struct ieee80211req_wpaie ie;
1179         int ielen = 0;
1180         u8 *iebuf = NULL;
1181
1182         /*
1183          * Fetch negotiated WPA/RSN parameters from the system.
1184          */
1185         os_memset(&ie, 0, sizeof(ie));
1186         os_memcpy(ie.wpa_macaddr, addr, IEEE80211_ADDR_LEN);
1187         if (set80211priv(drv, IEEE80211_IOCTL_GETWPAIE, &ie, sizeof(ie))) {
1188                 /*
1189                  * See ATH_WPS_IE comment in the beginning of the file for a
1190                  * possible cause for the failure..
1191                  */
1192                 wpa_printf(MSG_DEBUG, "%s: Failed to get WPA/RSN IE: %s",
1193                            __func__, strerror(errno));
1194                 goto no_ie;
1195         }
1196         wpa_hexdump(MSG_MSGDUMP, "atheros req WPA IE",
1197                     ie.wpa_ie, IEEE80211_MAX_OPT_IE);
1198         wpa_hexdump(MSG_MSGDUMP, "atheros req RSN IE",
1199                     ie.rsn_ie, IEEE80211_MAX_OPT_IE);
1200 #ifdef ATH_WPS_IE
1201         wpa_hexdump(MSG_MSGDUMP, "atheros req WPS IE",
1202                     ie.wps_ie, IEEE80211_MAX_OPT_IE);
1203 #endif /* ATH_WPS_IE */
1204         iebuf = ie.wpa_ie;
1205         /* atheros seems to return some random data if WPA/RSN IE is not set.
1206          * Assume the IE was not included if the IE type is unknown. */
1207         if (iebuf[0] != WLAN_EID_VENDOR_SPECIFIC)
1208                 iebuf[1] = 0;
1209         if (iebuf[1] == 0 && ie.rsn_ie[1] > 0) {
1210                 /* atheros-ng svn #1453 added rsn_ie. Use it, if wpa_ie was not
1211                  * set. This is needed for WPA2. */
1212                 iebuf = ie.rsn_ie;
1213                 if (iebuf[0] != WLAN_EID_RSN)
1214                         iebuf[1] = 0;
1215         }
1216
1217         ielen = iebuf[1];
1218
1219 #ifdef ATH_WPS_IE
1220         /* if WPS IE is present, preference is given to WPS */
1221         if (ie.wps_ie[0] == WLAN_EID_VENDOR_SPECIFIC && ie.wps_ie[1] > 0) {
1222                 iebuf = ie.wps_ie;
1223                 ielen = ie.wps_ie[1];
1224         }
1225 #endif /* ATH_WPS_IE */
1226
1227         if (ielen == 0)
1228                 iebuf = NULL;
1229         else
1230                 ielen += 2;
1231
1232 no_ie:
1233         drv_event_assoc(hapd, addr, iebuf, ielen, 0);
1234
1235         if (os_memcmp(addr, drv->acct_mac, ETH_ALEN) == 0) {
1236                 /* Cached accounting data is not valid anymore. */
1237                 os_memset(drv->acct_mac, 0, ETH_ALEN);
1238                 os_memset(&drv->acct_data, 0, sizeof(drv->acct_data));
1239         }
1240 }
1241
1242 static void
1243 atheros_wireless_event_wireless_custom(struct atheros_driver_data *drv,
1244                                        char *custom, char *end)
1245 {
1246 #define MGMT_FRAM_TAG_SIZE 30 /* hardcoded in driver */
1247         wpa_printf(MSG_DEBUG, "Custom wireless event: '%s'", custom);
1248
1249         if (os_strncmp(custom, "MLME-MICHAELMICFAILURE.indication", 33) == 0) {
1250                 char *pos;
1251                 u8 addr[ETH_ALEN];
1252                 pos = os_strstr(custom, "addr=");
1253                 if (pos == NULL) {
1254                         wpa_printf(MSG_DEBUG,
1255                                    "MLME-MICHAELMICFAILURE.indication "
1256                                    "without sender address ignored");
1257                         return;
1258                 }
1259                 pos += 5;
1260                 if (hwaddr_aton(pos, addr) == 0) {
1261                         union wpa_event_data data;
1262                         os_memset(&data, 0, sizeof(data));
1263                         data.michael_mic_failure.unicast = 1;
1264                         data.michael_mic_failure.src = addr;
1265                         wpa_supplicant_event(drv->hapd,
1266                                              EVENT_MICHAEL_MIC_FAILURE, &data);
1267                 } else {
1268                         wpa_printf(MSG_DEBUG,
1269                                    "MLME-MICHAELMICFAILURE.indication "
1270                                    "with invalid MAC address");
1271                 }
1272         } else if (strncmp(custom, "STA-TRAFFIC-STAT", 16) == 0) {
1273                 char *key, *value;
1274                 u32 val;
1275                 key = custom;
1276                 while ((key = os_strchr(key, '\n')) != NULL) {
1277                         key++;
1278                         value = os_strchr(key, '=');
1279                         if (value == NULL)
1280                                 continue;
1281                         *value++ = '\0';
1282                         val = strtoul(value, NULL, 10);
1283                         if (os_strcmp(key, "mac") == 0)
1284                                 hwaddr_aton(value, drv->acct_mac);
1285                         else if (os_strcmp(key, "rx_packets") == 0)
1286                                 drv->acct_data.rx_packets = val;
1287                         else if (os_strcmp(key, "tx_packets") == 0)
1288                                 drv->acct_data.tx_packets = val;
1289                         else if (os_strcmp(key, "rx_bytes") == 0)
1290                                 drv->acct_data.rx_bytes = val;
1291                         else if (os_strcmp(key, "tx_bytes") == 0)
1292                                 drv->acct_data.tx_bytes = val;
1293                         key = value;
1294                 }
1295 #ifdef CONFIG_WPS
1296         } else if (os_strncmp(custom, "PUSH-BUTTON.indication", 22) == 0) {
1297                 /* Some atheros kernels send push button as a wireless event */
1298                 /* PROBLEM! this event is received for ALL BSSs ...
1299                  * so all are enabled for WPS... ugh.
1300                  */
1301                 wpa_supplicant_event(drv->hapd, EVENT_WPS_BUTTON_PUSHED, NULL);
1302         } else if (os_strncmp(custom, "Manage.prob_req ", 16) == 0) {
1303                 /*
1304                  * Atheros driver uses a hack to pass Probe Request frames as a
1305                  * binary data in the custom wireless event. The old way (using
1306                  * packet sniffing) didn't work when bridging.
1307                  * Format: "Manage.prob_req <frame len>" | zero padding | frame
1308                  */
1309                 int len = atoi(custom + 16);
1310                 if (len < 0 || MGMT_FRAM_TAG_SIZE + len > end - custom) {
1311                         wpa_printf(MSG_DEBUG, "Invalid Manage.prob_req event "
1312                                    "length %d", len);
1313                         return;
1314                 }
1315                 atheros_raw_receive(drv, NULL,
1316                                     (u8 *) custom + MGMT_FRAM_TAG_SIZE, len);
1317 #endif /* CONFIG_WPS */
1318 #if defined(CONFIG_IEEE80211R) || defined(CONFIG_IEEE80211W) || defined(CONFIG_FILS)
1319         } else if (os_strncmp(custom, "Manage.assoc_req ", 17) == 0) {
1320                 /* Format: "Manage.assoc_req <frame len>" | zero padding |
1321                  * frame */
1322                 int len = atoi(custom + 17);
1323                 if (len < 0 || MGMT_FRAM_TAG_SIZE + len > end - custom) {
1324                         wpa_printf(MSG_DEBUG,
1325                                    "Invalid Manage.assoc_req event length %d",
1326                                    len);
1327                         return;
1328                 }
1329                 atheros_raw_receive(drv, NULL,
1330                                     (u8 *) custom + MGMT_FRAM_TAG_SIZE, len);
1331         } else if (os_strncmp(custom, "Manage.auth ", 12) == 0) {
1332                 /* Format: "Manage.auth <frame len>" | zero padding | frame */
1333                 int len = atoi(custom + 12);
1334                 if (len < 0 ||
1335                     MGMT_FRAM_TAG_SIZE + len > end - custom) {
1336                         wpa_printf(MSG_DEBUG,
1337                                    "Invalid Manage.auth event length %d", len);
1338                         return;
1339                 }
1340                 atheros_raw_receive(drv, NULL,
1341                                     (u8 *) custom + MGMT_FRAM_TAG_SIZE, len);
1342 #endif /* CONFIG_IEEE80211W || CONFIG_IEEE80211R || CONFIG_FILS */
1343 #ifdef ATHEROS_USE_RAW_RECEIVE
1344         } else if (os_strncmp(custom, "Manage.action ", 14) == 0) {
1345                 /* Format: "Manage.assoc_req <frame len>" | zero padding | frame
1346                  */
1347                 int len = atoi(custom + 14);
1348                 if (len < 0 || MGMT_FRAM_TAG_SIZE + len > end - custom) {
1349                         wpa_printf(MSG_DEBUG,
1350                                    "Invalid Manage.action event length %d",
1351                                    len);
1352                         return;
1353                 }
1354                 atheros_raw_receive(drv, NULL,
1355                                     (u8 *) custom + MGMT_FRAM_TAG_SIZE, len);
1356 #endif /* ATHEROS_USE_RAW_RECEIVE */
1357         }
1358 }
1359
1360
1361 static void send_action_cb_event(struct atheros_driver_data *drv,
1362                                  char *data, size_t data_len)
1363 {
1364         union wpa_event_data event;
1365         struct ieee80211_send_action_cb *sa;
1366         const struct ieee80211_hdr *hdr;
1367         u16 fc;
1368
1369         if (data_len < sizeof(*sa) + 24) {
1370                 wpa_printf(MSG_DEBUG,
1371                            "athr: Too short event message (data_len=%d sizeof(*sa)=%d)",
1372                            (int) data_len, (int) sizeof(*sa));
1373                 wpa_hexdump(MSG_DEBUG, "athr: Short event message",
1374                             data, data_len);
1375                 return;
1376         }
1377
1378         sa = (struct ieee80211_send_action_cb *) data;
1379
1380         hdr = (const struct ieee80211_hdr *) (sa + 1);
1381         fc = le_to_host16(hdr->frame_control);
1382
1383         os_memset(&event, 0, sizeof(event));
1384         event.tx_status.type = WLAN_FC_GET_TYPE(fc);
1385         event.tx_status.stype = WLAN_FC_GET_STYPE(fc);
1386         event.tx_status.dst = sa->dst_addr;
1387         event.tx_status.data = (const u8 *) hdr;
1388         event.tx_status.data_len = data_len - sizeof(*sa);
1389         event.tx_status.ack = sa->ack;
1390         wpa_supplicant_event(drv->hapd, EVENT_TX_STATUS, &event);
1391 }
1392
1393
1394 /*
1395 * Handle size of data problem. WEXT only allows data of 256 bytes for custom
1396 * events, and p2p data can be much bigger. So the athr driver sends a small
1397 * event telling me to collect the big data with an ioctl.
1398 * On the first event, send all pending events to supplicant.
1399 */
1400 static void fetch_pending_big_events(struct atheros_driver_data *drv)
1401 {
1402         union wpa_event_data event;
1403         const struct ieee80211_mgmt *mgmt;
1404         u8 tbuf[IW_PRIV_SIZE_MASK]; /* max size is 2047 bytes */
1405         u16 fc, stype;
1406         struct iwreq iwr;
1407         size_t data_len;
1408         u32 freq, frame_type;
1409
1410         while (1) {
1411                 os_memset(&iwr, 0, sizeof(iwr));
1412                 os_strlcpy(iwr.ifr_name, drv->iface, IFNAMSIZ);
1413
1414                 iwr.u.data.pointer = (void *) tbuf;
1415                 iwr.u.data.length = sizeof(tbuf);
1416                 iwr.u.data.flags = IEEE80211_IOC_P2P_FETCH_FRAME;
1417
1418                 if (ioctl(drv->ioctl_sock, IEEE80211_IOCTL_P2P_BIG_PARAM, &iwr)
1419                     < 0) {
1420                         if (errno == ENOSPC) {
1421                                 wpa_printf(MSG_DEBUG, "%s:%d exit",
1422                                            __func__, __LINE__);
1423                                 return;
1424                         }
1425                         wpa_printf(MSG_DEBUG, "athr: %s: P2P_BIG_PARAM["
1426                                    "P2P_FETCH_FRAME] failed: %s",
1427                                    __func__, strerror(errno));
1428                         return;
1429                 }
1430                 data_len = iwr.u.data.length;
1431                 wpa_hexdump(MSG_DEBUG, "athr: P2P_FETCH_FRAME data",
1432                             (u8 *) tbuf, data_len);
1433                 if (data_len < sizeof(freq) + sizeof(frame_type) + 24) {
1434                         wpa_printf(MSG_DEBUG, "athr: frame too short");
1435                         continue;
1436                 }
1437                 os_memcpy(&freq, tbuf, sizeof(freq));
1438                 os_memcpy(&frame_type, &tbuf[sizeof(freq)],
1439                           sizeof(frame_type));
1440                 mgmt = (void *) &tbuf[sizeof(freq) + sizeof(frame_type)];
1441                 data_len -= sizeof(freq) + sizeof(frame_type);
1442
1443                 if (frame_type == IEEE80211_EV_RX_MGMT) {
1444                         fc = le_to_host16(mgmt->frame_control);
1445                         stype = WLAN_FC_GET_STYPE(fc);
1446
1447                         wpa_printf(MSG_DEBUG, "athr: EV_RX_MGMT stype=%u "
1448                                 "freq=%u len=%u", stype, freq, (int) data_len);
1449
1450                         if (stype == WLAN_FC_STYPE_ACTION) {
1451                                 os_memset(&event, 0, sizeof(event));
1452                                 event.rx_mgmt.frame = (const u8 *) mgmt;
1453                                 event.rx_mgmt.frame_len = data_len;
1454                                 wpa_supplicant_event(drv->hapd, EVENT_RX_MGMT,
1455                                                      &event);
1456                                 continue;
1457                         }
1458                 } else if (frame_type == IEEE80211_EV_P2P_SEND_ACTION_CB) {
1459                         wpa_printf(MSG_DEBUG,
1460                                    "%s: ACTION_CB frame_type=%u len=%zu",
1461                                    __func__, frame_type, data_len);
1462                         send_action_cb_event(drv, (void *) mgmt, data_len);
1463                 } else {
1464                         wpa_printf(MSG_DEBUG, "athr: %s unknown type %d",
1465                                    __func__, frame_type);
1466                         continue;
1467                 }
1468         }
1469 }
1470
1471 static void
1472 atheros_wireless_event_atheros_custom(struct atheros_driver_data *drv,
1473                                       int opcode, char *buf, int len)
1474 {
1475         switch (opcode) {
1476         case IEEE80211_EV_P2P_SEND_ACTION_CB:
1477                 wpa_printf(MSG_DEBUG, "WEXT: EV_P2P_SEND_ACTION_CB");
1478                 fetch_pending_big_events(drv);
1479                 break;
1480         case IEEE80211_EV_RX_MGMT:
1481                 wpa_printf(MSG_DEBUG, "WEXT: EV_RX_MGMT");
1482                 fetch_pending_big_events(drv);
1483                 break;
1484         default:
1485                 break;
1486         }
1487 }
1488
1489 static void
1490 atheros_wireless_event_wireless(struct atheros_driver_data *drv,
1491                                 char *data, unsigned int len)
1492 {
1493         struct iw_event iwe_buf, *iwe = &iwe_buf;
1494         char *pos, *end, *custom, *buf;
1495
1496         pos = data;
1497         end = data + len;
1498
1499         while ((size_t) (end - pos) >= IW_EV_LCP_LEN) {
1500                 /* Event data may be unaligned, so make a local, aligned copy
1501                  * before processing. */
1502                 os_memcpy(&iwe_buf, pos, IW_EV_LCP_LEN);
1503                 wpa_printf(MSG_MSGDUMP, "Wireless event: cmd=0x%x len=%d",
1504                            iwe->cmd, iwe->len);
1505                 if (iwe->len <= IW_EV_LCP_LEN || iwe->len > end - pos)
1506                         return;
1507
1508                 custom = pos + IW_EV_POINT_LEN;
1509                 if (drv->we_version > 18 &&
1510                     (iwe->cmd == IWEVMICHAELMICFAILURE ||
1511                      iwe->cmd == IWEVASSOCREQIE ||
1512                      iwe->cmd == IWEVCUSTOM)) {
1513                         /* WE-19 removed the pointer from struct iw_point */
1514                         char *dpos = (char *) &iwe_buf.u.data.length;
1515                         int dlen = dpos - (char *) &iwe_buf;
1516                         os_memcpy(dpos, pos + IW_EV_LCP_LEN,
1517                                   sizeof(struct iw_event) - dlen);
1518                 } else {
1519                         os_memcpy(&iwe_buf, pos, sizeof(struct iw_event));
1520                         custom += IW_EV_POINT_OFF;
1521                 }
1522
1523                 switch (iwe->cmd) {
1524                 case IWEVEXPIRED:
1525                         drv_event_disassoc(drv->hapd,
1526                                            (u8 *) iwe->u.addr.sa_data);
1527                         break;
1528                 case IWEVREGISTERED:
1529                         atheros_new_sta(drv, (u8 *) iwe->u.addr.sa_data);
1530                         break;
1531                 case IWEVASSOCREQIE:
1532                         /* Driver hack.. Use IWEVASSOCREQIE to bypass
1533                          * IWEVCUSTOM size limitations. Need to handle this
1534                          * just like IWEVCUSTOM.
1535                          */
1536                 case IWEVCUSTOM:
1537                         if (iwe->u.data.length > end - custom)
1538                                 return;
1539                         buf = os_malloc(iwe->u.data.length + 1);
1540                         if (buf == NULL)
1541                                 return;         /* XXX */
1542                         os_memcpy(buf, custom, iwe->u.data.length);
1543                         buf[iwe->u.data.length] = '\0';
1544
1545                         if (iwe->u.data.flags != 0) {
1546                                 atheros_wireless_event_atheros_custom(
1547                                         drv, (int) iwe->u.data.flags,
1548                                         buf, len);
1549                         } else {
1550                                 atheros_wireless_event_wireless_custom(
1551                                         drv, buf, buf + iwe->u.data.length);
1552                         }
1553                         os_free(buf);
1554                         break;
1555                 }
1556
1557                 pos += iwe->len;
1558         }
1559 }
1560
1561
1562 static void
1563 atheros_wireless_event_rtm_newlink(void *ctx,
1564                                    struct ifinfomsg *ifi, u8 *buf, size_t len)
1565 {
1566         struct atheros_driver_data *drv = ctx;
1567         int attrlen, rta_len;
1568         struct rtattr *attr;
1569
1570         if (ifi->ifi_index != drv->ifindex)
1571                 return;
1572
1573         attrlen = len;
1574         attr = (struct rtattr *) buf;
1575
1576         rta_len = RTA_ALIGN(sizeof(struct rtattr));
1577         while (RTA_OK(attr, attrlen)) {
1578                 if (attr->rta_type == IFLA_WIRELESS) {
1579                         atheros_wireless_event_wireless(
1580                                 drv, ((char *) attr) + rta_len,
1581                                 attr->rta_len - rta_len);
1582                 }
1583                 attr = RTA_NEXT(attr, attrlen);
1584         }
1585 }
1586
1587
1588 static int
1589 atheros_get_we_version(struct atheros_driver_data *drv)
1590 {
1591         struct iw_range *range;
1592         struct iwreq iwr;
1593         int minlen;
1594         size_t buflen;
1595
1596         drv->we_version = 0;
1597
1598         /*
1599          * Use larger buffer than struct iw_range in order to allow the
1600          * structure to grow in the future.
1601          */
1602         buflen = sizeof(struct iw_range) + 500;
1603         range = os_zalloc(buflen);
1604         if (range == NULL)
1605                 return -1;
1606
1607         os_memset(&iwr, 0, sizeof(iwr));
1608         os_strlcpy(iwr.ifr_name, drv->iface, IFNAMSIZ);
1609         iwr.u.data.pointer = (caddr_t) range;
1610         iwr.u.data.length = buflen;
1611
1612         minlen = ((char *) &range->enc_capa) - (char *) range +
1613                 sizeof(range->enc_capa);
1614
1615         if (ioctl(drv->ioctl_sock, SIOCGIWRANGE, &iwr) < 0) {
1616                 wpa_printf(MSG_ERROR, "ioctl[SIOCGIWRANGE]: %s",
1617                            strerror(errno));
1618                 os_free(range);
1619                 return -1;
1620         } else if (iwr.u.data.length >= minlen &&
1621                    range->we_version_compiled >= 18) {
1622                 wpa_printf(MSG_DEBUG, "SIOCGIWRANGE: WE(compiled)=%d "
1623                            "WE(source)=%d enc_capa=0x%x",
1624                            range->we_version_compiled,
1625                            range->we_version_source,
1626                            range->enc_capa);
1627                 drv->we_version = range->we_version_compiled;
1628         }
1629
1630         os_free(range);
1631         return 0;
1632 }
1633
1634
1635 static int
1636 atheros_wireless_event_init(struct atheros_driver_data *drv)
1637 {
1638         struct netlink_config *cfg;
1639
1640         atheros_get_we_version(drv);
1641
1642         cfg = os_zalloc(sizeof(*cfg));
1643         if (cfg == NULL)
1644                 return -1;
1645         cfg->ctx = drv;
1646         cfg->newlink_cb = atheros_wireless_event_rtm_newlink;
1647         drv->netlink = netlink_init(cfg);
1648         if (drv->netlink == NULL) {
1649                 os_free(cfg);
1650                 return -1;
1651         }
1652
1653         return 0;
1654 }
1655
1656
1657 static int
1658 atheros_send_eapol(void *priv, const u8 *addr, const u8 *data, size_t data_len,
1659                    int encrypt, const u8 *own_addr, u32 flags)
1660 {
1661         struct atheros_driver_data *drv = priv;
1662         unsigned char buf[3000];
1663         unsigned char *bp = buf;
1664         struct l2_ethhdr *eth;
1665         size_t len;
1666         int status;
1667
1668         /*
1669          * Prepend the Ethernet header.  If the caller left us
1670          * space at the front we could just insert it but since
1671          * we don't know we copy to a local buffer.  Given the frequency
1672          * and size of frames this probably doesn't matter.
1673          */
1674         len = data_len + sizeof(struct l2_ethhdr);
1675         if (len > sizeof(buf)) {
1676                 bp = os_malloc(len);
1677                 if (bp == NULL) {
1678                         wpa_printf(MSG_INFO,
1679                                    "EAPOL frame discarded, cannot malloc temp buffer of size %lu!",
1680                                    (unsigned long) len);
1681                         return -1;
1682                 }
1683         }
1684         eth = (struct l2_ethhdr *) bp;
1685         os_memcpy(eth->h_dest, addr, ETH_ALEN);
1686         os_memcpy(eth->h_source, own_addr, ETH_ALEN);
1687         eth->h_proto = host_to_be16(ETH_P_EAPOL);
1688         os_memcpy(eth + 1, data, data_len);
1689
1690         wpa_hexdump(MSG_MSGDUMP, "TX EAPOL", bp, len);
1691
1692         status = l2_packet_send(drv->sock_xmit, addr, ETH_P_EAPOL, bp, len);
1693
1694         if (bp != buf)
1695                 os_free(bp);
1696         return status;
1697 }
1698
1699 static void
1700 handle_read(void *ctx, const u8 *src_addr, const u8 *buf, size_t len)
1701 {
1702         struct atheros_driver_data *drv = ctx;
1703         drv_event_eapol_rx(drv->hapd, src_addr, buf + sizeof(struct l2_ethhdr),
1704                            len - sizeof(struct l2_ethhdr));
1705 }
1706
1707
1708 static void atheros_read_fils_cap(struct atheros_driver_data *drv)
1709 {
1710         int fils = 0;
1711
1712 #ifdef CONFIG_FILS
1713         /* TODO: Would be better to have #ifdef on the IEEE80211_PARAM_* value
1714          * to automatically check this against the driver header files. */
1715         if (get80211param(drv, IEEE80211_PARAM_ENABLE_FILS, &fils) < 0) {
1716                 wpa_printf(MSG_DEBUG,
1717                            "%s: Failed to get FILS capability from driver",
1718                            __func__);
1719                 /* Assume driver does not support FILS */
1720                 fils = 0;
1721         }
1722 #endif /* CONFIG_FILS */
1723         drv->fils_en = fils;
1724         wpa_printf(MSG_DEBUG, "atheros: fils_en=%d", drv->fils_en);
1725 }
1726
1727
1728 static void *
1729 atheros_init(struct hostapd_data *hapd, struct wpa_init_params *params)
1730 {
1731         struct atheros_driver_data *drv;
1732         struct ifreq ifr;
1733         struct iwreq iwr;
1734         char brname[IFNAMSIZ];
1735
1736         drv = os_zalloc(sizeof(struct atheros_driver_data));
1737         if (drv == NULL) {
1738                 wpa_printf(MSG_INFO,
1739                            "Could not allocate memory for atheros driver data");
1740                 return NULL;
1741         }
1742
1743         drv->hapd = hapd;
1744         drv->ioctl_sock = socket(PF_INET, SOCK_DGRAM, 0);
1745         if (drv->ioctl_sock < 0) {
1746                 wpa_printf(MSG_ERROR, "socket[PF_INET,SOCK_DGRAM]: %s",
1747                            strerror(errno));
1748                 goto bad;
1749         }
1750         os_memcpy(drv->iface, params->ifname, sizeof(drv->iface));
1751
1752         os_memset(&ifr, 0, sizeof(ifr));
1753         os_strlcpy(ifr.ifr_name, drv->iface, sizeof(ifr.ifr_name));
1754         if (ioctl(drv->ioctl_sock, SIOCGIFINDEX, &ifr) != 0) {
1755                 wpa_printf(MSG_ERROR, "ioctl(SIOCGIFINDEX): %s",
1756                            strerror(errno));
1757                 goto bad;
1758         }
1759         drv->ifindex = ifr.ifr_ifindex;
1760
1761         drv->sock_xmit = l2_packet_init(drv->iface, NULL, ETH_P_EAPOL,
1762                                         handle_read, drv, 1);
1763         if (drv->sock_xmit == NULL)
1764                 goto bad;
1765         if (l2_packet_get_own_addr(drv->sock_xmit, params->own_addr))
1766                 goto bad;
1767         os_memcpy(drv->own_addr, params->own_addr, ETH_ALEN);
1768         if (params->bridge[0]) {
1769                 wpa_printf(MSG_DEBUG, "Configure bridge %s for EAPOL traffic.",
1770                            params->bridge[0]);
1771                 drv->sock_recv = l2_packet_init(params->bridge[0], NULL,
1772                                                 ETH_P_EAPOL, handle_read, drv,
1773                                                 1);
1774                 if (drv->sock_recv == NULL)
1775                         goto bad;
1776         } else if (linux_br_get(brname, drv->iface) == 0) {
1777                 wpa_printf(MSG_DEBUG, "Interface in bridge %s; configure for "
1778                            "EAPOL receive", brname);
1779                 drv->sock_recv = l2_packet_init(brname, NULL, ETH_P_EAPOL,
1780                                                 handle_read, drv, 1);
1781                 if (drv->sock_recv == NULL)
1782                         goto bad;
1783         } else
1784                 drv->sock_recv = drv->sock_xmit;
1785
1786         os_memset(&iwr, 0, sizeof(iwr));
1787         os_strlcpy(iwr.ifr_name, drv->iface, IFNAMSIZ);
1788
1789         iwr.u.mode = IW_MODE_MASTER;
1790
1791         if (ioctl(drv->ioctl_sock, SIOCSIWMODE, &iwr) < 0) {
1792                 wpa_printf(MSG_ERROR,
1793                            "Could not set interface to master mode! ioctl[SIOCSIWMODE]: %s",
1794                            strerror(errno));
1795                 goto bad;
1796         }
1797
1798         /* mark down during setup */
1799         linux_set_iface_flags(drv->ioctl_sock, drv->iface, 0);
1800         atheros_set_privacy(drv, 0); /* default to no privacy */
1801
1802         if (atheros_receive_pkt(drv))
1803                 goto bad;
1804
1805         if (atheros_wireless_event_init(drv))
1806                 goto bad;
1807
1808         /* Read FILS capability from the driver */
1809         atheros_read_fils_cap(drv);
1810
1811         return drv;
1812 bad:
1813         atheros_reset_appfilter(drv);
1814         if (drv->sock_raw)
1815                 l2_packet_deinit(drv->sock_raw);
1816         if (drv->sock_recv != NULL && drv->sock_recv != drv->sock_xmit)
1817                 l2_packet_deinit(drv->sock_recv);
1818         if (drv->sock_xmit != NULL)
1819                 l2_packet_deinit(drv->sock_xmit);
1820         if (drv->ioctl_sock >= 0)
1821                 close(drv->ioctl_sock);
1822         os_free(drv);
1823         return NULL;
1824 }
1825
1826
1827 static void
1828 atheros_deinit(void *priv)
1829 {
1830         struct atheros_driver_data *drv = priv;
1831
1832         atheros_reset_appfilter(drv);
1833
1834         if (drv->wpa_ie || drv->wps_beacon_ie || drv->wps_probe_resp_ie) {
1835                 atheros_set_opt_ie(priv, NULL, 0);
1836                 wpabuf_free(drv->wpa_ie);
1837                 wpabuf_free(drv->wps_beacon_ie);
1838                 wpabuf_free(drv->wps_probe_resp_ie);
1839         }
1840         netlink_deinit(drv->netlink);
1841         (void) linux_set_iface_flags(drv->ioctl_sock, drv->iface, 0);
1842         if (drv->ioctl_sock >= 0)
1843                 close(drv->ioctl_sock);
1844         if (drv->sock_recv != NULL && drv->sock_recv != drv->sock_xmit)
1845                 l2_packet_deinit(drv->sock_recv);
1846         if (drv->sock_xmit != NULL)
1847                 l2_packet_deinit(drv->sock_xmit);
1848         if (drv->sock_raw)
1849                 l2_packet_deinit(drv->sock_raw);
1850         os_free(drv);
1851 }
1852
1853 static int
1854 atheros_set_ssid(void *priv, const u8 *buf, int len)
1855 {
1856         struct atheros_driver_data *drv = priv;
1857         struct iwreq iwr;
1858
1859         os_memset(&iwr, 0, sizeof(iwr));
1860         os_strlcpy(iwr.ifr_name, drv->iface, IFNAMSIZ);
1861         iwr.u.essid.flags = 1; /* SSID active */
1862         iwr.u.essid.pointer = (caddr_t) buf;
1863         iwr.u.essid.length = len;
1864
1865         if (ioctl(drv->ioctl_sock, SIOCSIWESSID, &iwr) < 0) {
1866                 wpa_printf(MSG_ERROR, "ioctl[SIOCSIWESSID,len=%d]: %s",
1867                            len, strerror(errno));
1868                 return -1;
1869         }
1870         return 0;
1871 }
1872
1873 static int
1874 atheros_get_ssid(void *priv, u8 *buf, int len)
1875 {
1876         struct atheros_driver_data *drv = priv;
1877         struct iwreq iwr;
1878         int ret = 0;
1879
1880         os_memset(&iwr, 0, sizeof(iwr));
1881         os_strlcpy(iwr.ifr_name, drv->iface, IFNAMSIZ);
1882         iwr.u.essid.pointer = (caddr_t) buf;
1883         iwr.u.essid.length = (len > IW_ESSID_MAX_SIZE) ?
1884                 IW_ESSID_MAX_SIZE : len;
1885
1886         if (ioctl(drv->ioctl_sock, SIOCGIWESSID, &iwr) < 0) {
1887                 wpa_printf(MSG_ERROR, "ioctl[SIOCGIWESSID]: %s",
1888                            strerror(errno));
1889                 ret = -1;
1890         } else
1891                 ret = iwr.u.essid.length;
1892
1893         return ret;
1894 }
1895
1896 static int
1897 atheros_set_countermeasures(void *priv, int enabled)
1898 {
1899         struct atheros_driver_data *drv = priv;
1900         wpa_printf(MSG_DEBUG, "%s: enabled=%d", __FUNCTION__, enabled);
1901         return set80211param(drv, IEEE80211_PARAM_COUNTERMEASURES, enabled);
1902 }
1903
1904 static int
1905 atheros_commit(void *priv)
1906 {
1907         struct atheros_driver_data *drv = priv;
1908         return linux_set_iface_flags(drv->ioctl_sock, drv->iface, 1);
1909 }
1910
1911 static int atheros_set_authmode(void *priv, int auth_algs)
1912 {
1913         int authmode;
1914
1915         if ((auth_algs & WPA_AUTH_ALG_OPEN) &&
1916             (auth_algs & WPA_AUTH_ALG_SHARED))
1917                 authmode = IEEE80211_AUTH_AUTO;
1918         else if (auth_algs & WPA_AUTH_ALG_OPEN)
1919                 authmode = IEEE80211_AUTH_OPEN;
1920         else if (auth_algs & WPA_AUTH_ALG_SHARED)
1921                 authmode = IEEE80211_AUTH_SHARED;
1922         else
1923                 return -1;
1924
1925         return set80211param(priv, IEEE80211_PARAM_AUTHMODE, authmode);
1926 }
1927
1928 static int atheros_set_ap(void *priv, struct wpa_driver_ap_params *params)
1929 {
1930         /*
1931          * TODO: Use this to replace set_authmode, set_privacy, set_ieee8021x,
1932          * set_generic_elem, and hapd_set_ssid.
1933          */
1934
1935         wpa_printf(MSG_DEBUG, "atheros: set_ap - pairwise_ciphers=0x%x "
1936                    "group_cipher=0x%x key_mgmt_suites=0x%x auth_algs=0x%x "
1937                    "wpa_version=0x%x privacy=%d interworking=%d",
1938                    params->pairwise_ciphers, params->group_cipher,
1939                    params->key_mgmt_suites, params->auth_algs,
1940                    params->wpa_version, params->privacy, params->interworking);
1941         wpa_hexdump_ascii(MSG_DEBUG, "atheros: SSID",
1942                           params->ssid, params->ssid_len);
1943         if (params->hessid)
1944                 wpa_printf(MSG_DEBUG, "atheros: HESSID " MACSTR,
1945                            MAC2STR(params->hessid));
1946         wpa_hexdump_buf(MSG_DEBUG, "atheros: beacon_ies",
1947                         params->beacon_ies);
1948         wpa_hexdump_buf(MSG_DEBUG, "atheros: proberesp_ies",
1949                         params->proberesp_ies);
1950         wpa_hexdump_buf(MSG_DEBUG, "atheros: assocresp_ies",
1951                         params->assocresp_ies);
1952
1953 #if defined(CONFIG_HS20) && (defined(IEEE80211_PARAM_OSEN) || defined(CONFIG_ATHEROS_OSEN))
1954         if (params->osen) {
1955                 struct wpa_bss_params bss_params;
1956
1957                 os_memset(&bss_params, 0, sizeof(struct wpa_bss_params));
1958                 bss_params.enabled = 1;
1959                 bss_params.wpa = 2;
1960                 bss_params.wpa_pairwise = WPA_CIPHER_CCMP;
1961                 bss_params.wpa_group = WPA_CIPHER_CCMP;
1962                 bss_params.ieee802_1x = 1;
1963
1964                 if (atheros_set_privacy(priv, 1) ||
1965                     set80211param(priv, IEEE80211_PARAM_OSEN, 1))
1966                         return -1;
1967
1968                 return atheros_set_ieee8021x(priv, &bss_params);
1969         }
1970 #endif /* CONFIG_HS20 && IEEE80211_PARAM_OSEN */
1971
1972         return 0;
1973 }
1974
1975
1976 #if defined(CONFIG_IEEE80211R) || defined(CONFIG_IEEE80211W) || defined(CONFIG_FILS)
1977
1978 static int atheros_send_mgmt(void *priv, const u8 *frm, size_t data_len,
1979                              int noack, unsigned int freq,
1980                              const u16 *csa_offs, size_t csa_offs_len)
1981 {
1982         struct atheros_driver_data *drv = priv;
1983         u8 buf[1510];
1984         const struct ieee80211_mgmt *mgmt;
1985         struct ieee80211req_mgmtbuf *mgmt_frm;
1986
1987         mgmt = (const struct ieee80211_mgmt *) frm;
1988         wpa_printf(MSG_DEBUG, "%s frmlen = %lu " MACSTR, __func__,
1989                    (unsigned long) data_len, MAC2STR(mgmt->da));
1990         mgmt_frm = (struct ieee80211req_mgmtbuf *) buf;
1991         os_memcpy(mgmt_frm->macaddr, (u8 *)mgmt->da, IEEE80211_ADDR_LEN);
1992         mgmt_frm->buflen = data_len;
1993         if (&mgmt_frm->buf[0] + data_len > buf + sizeof(buf)) {
1994                 wpa_printf(MSG_INFO, "atheros: Too long frame for "
1995                            "atheros_send_mgmt (%u)", (unsigned int) data_len);
1996                 return -1;
1997         }
1998         os_memcpy(&mgmt_frm->buf[0], frm, data_len);
1999         return set80211priv(drv, IEEE80211_IOCTL_SEND_MGMT, mgmt_frm,
2000                             sizeof(struct ieee80211req_mgmtbuf) + data_len);
2001 }
2002 #endif /* CONFIG_IEEE80211R || CONFIG_IEEE80211W || CONFIG_FILS */
2003
2004
2005 #ifdef CONFIG_IEEE80211R
2006
2007 static int atheros_add_tspec(void *priv, const u8 *addr, u8 *tspec_ie,
2008                              size_t tspec_ielen)
2009 {
2010         struct atheros_driver_data *drv = priv;
2011         int retv;
2012         struct ieee80211req_res req;
2013         struct ieee80211req_res_addts *addts = &req.u.addts;
2014
2015         wpa_printf(MSG_DEBUG, "%s", __func__);
2016         req.type = IEEE80211_RESREQ_ADDTS;
2017         os_memcpy(&req.macaddr[0], addr, IEEE80211_ADDR_LEN);
2018         os_memcpy(addts->tspecie, tspec_ie, tspec_ielen);
2019         retv = set80211priv(drv, IEEE80211_IOCTL_RES_REQ, &req,
2020                             sizeof(struct ieee80211req_res));
2021         if (retv < 0) {
2022                 wpa_printf(MSG_DEBUG, "%s IEEE80211_IOCTL_RES_REQ FAILED "
2023                            "retv = %d", __func__, retv);
2024                 return -1;
2025         }
2026         os_memcpy(tspec_ie, addts->tspecie, tspec_ielen);
2027         return addts->status;
2028 }
2029
2030
2031 static int atheros_add_sta_node(void *priv, const u8 *addr, u16 auth_alg)
2032 {
2033         struct atheros_driver_data *drv = priv;
2034         struct ieee80211req_res req;
2035         struct ieee80211req_res_addnode *addnode = &req.u.addnode;
2036
2037         wpa_printf(MSG_DEBUG, "%s", __func__);
2038         req.type = IEEE80211_RESREQ_ADDNODE;
2039         os_memcpy(&req.macaddr[0], addr, IEEE80211_ADDR_LEN);
2040         addnode->auth_alg = auth_alg;
2041         return set80211priv(drv, IEEE80211_IOCTL_RES_REQ, &req,
2042                             sizeof(struct ieee80211req_res));
2043 }
2044
2045 #endif /* CONFIG_IEEE80211R */
2046
2047
2048 /* Use only to set a big param, get will not work. */
2049 static int
2050 set80211big(struct atheros_driver_data *drv, int op, const void *data, int len)
2051 {
2052         struct iwreq iwr;
2053
2054         os_memset(&iwr, 0, sizeof(iwr));
2055         os_strlcpy(iwr.ifr_name, drv->iface, IFNAMSIZ);
2056
2057         iwr.u.data.pointer = (void *) data;
2058         iwr.u.data.length = len;
2059         iwr.u.data.flags = op;
2060         wpa_printf(MSG_DEBUG, "%s: op=0x%x=%d (%s) len=0x%x",
2061                    __func__, op, op, athr_get_param_name(op), len);
2062
2063         if (ioctl(drv->ioctl_sock, IEEE80211_IOCTL_P2P_BIG_PARAM, &iwr) < 0) {
2064                 wpa_printf(MSG_DEBUG, "%s: op=0x%x (%s) subop=0x%x=%d "
2065                            "value=0x%x,0x%x failed: %d (%s)",
2066                            __func__, op, athr_get_ioctl_name(op), iwr.u.mode,
2067                            iwr.u.mode, iwr.u.data.length,
2068                            iwr.u.data.flags, errno, strerror(errno));
2069                 return -1;
2070         }
2071         return 0;
2072 }
2073
2074
2075 static int atheros_send_action(void *priv, unsigned int freq,
2076                                unsigned int wait,
2077                                const u8 *dst, const u8 *src,
2078                                const u8 *bssid,
2079                                const u8 *data, size_t data_len, int no_cck)
2080 {
2081         struct atheros_driver_data *drv = priv;
2082         struct ieee80211_p2p_send_action *act;
2083         int res;
2084
2085         act = os_zalloc(sizeof(*act) + data_len);
2086         if (act == NULL)
2087                 return -1;
2088         act->freq = freq;
2089         os_memcpy(act->dst_addr, dst, ETH_ALEN);
2090         os_memcpy(act->src_addr, src, ETH_ALEN);
2091         os_memcpy(act->bssid, bssid, ETH_ALEN);
2092         os_memcpy(act + 1, data, data_len);
2093         wpa_printf(MSG_DEBUG, "%s: freq=%d, wait=%u, dst=" MACSTR ", src="
2094                    MACSTR ", bssid=" MACSTR,
2095                    __func__, act->freq, wait, MAC2STR(act->dst_addr),
2096                    MAC2STR(act->src_addr), MAC2STR(act->bssid));
2097         wpa_hexdump(MSG_MSGDUMP, "athr: act", (u8 *) act, sizeof(*act));
2098         wpa_hexdump(MSG_MSGDUMP, "athr: data", data, data_len);
2099
2100         res = set80211big(drv, IEEE80211_IOC_P2P_SEND_ACTION,
2101                           act, sizeof(*act) + data_len);
2102         os_free(act);
2103         return res;
2104 }
2105
2106
2107 #if defined(CONFIG_WNM) && defined(IEEE80211_APPIE_FRAME_WNM)
2108 static int athr_wnm_tfs(struct atheros_driver_data *drv, const u8* peer,
2109                         u8 *ie, u16 *len, enum wnm_oper oper)
2110 {
2111 #define IEEE80211_APPIE_MAX    1024 /* max appie buffer size */
2112         u8 buf[IEEE80211_APPIE_MAX];
2113         struct ieee80211req_getset_appiebuf *tfs_ie;
2114         u16 val;
2115
2116         wpa_printf(MSG_DEBUG, "atheros: ifname=%s, WNM TFS IE oper=%d " MACSTR,
2117                    drv->iface, oper, MAC2STR(peer));
2118
2119         switch (oper) {
2120         case WNM_SLEEP_TFS_REQ_IE_SET:
2121                 if (*len > IEEE80211_APPIE_MAX -
2122                     sizeof(struct ieee80211req_getset_appiebuf)) {
2123                         wpa_printf(MSG_DEBUG, "TFS Req IE(s) too large");
2124                         return -1;
2125                 }
2126                 tfs_ie = (struct ieee80211req_getset_appiebuf *) buf;
2127                 tfs_ie->app_frmtype = IEEE80211_APPIE_FRAME_WNM;
2128                 tfs_ie->app_buflen = ETH_ALEN + 2 + 2 + *len;
2129
2130                 /* Command header for driver */
2131                 os_memcpy(&(tfs_ie->app_buf[0]), peer, ETH_ALEN);
2132                 val = oper;
2133                 os_memcpy(&(tfs_ie->app_buf[0]) + ETH_ALEN, &val, 2);
2134                 val = *len;
2135                 os_memcpy(&(tfs_ie->app_buf[0]) + ETH_ALEN + 2, &val, 2);
2136
2137                 /* copy the ie */
2138                 os_memcpy(&(tfs_ie->app_buf[0]) + ETH_ALEN + 2 + 2, ie, *len);
2139
2140                 if (set80211priv(drv, IEEE80211_IOCTL_SET_APPIEBUF, tfs_ie,
2141                                  IEEE80211_APPIE_MAX)) {
2142                         wpa_printf(MSG_DEBUG, "%s: Failed to set WNM TFS IE: "
2143                                    "%s", __func__, strerror(errno));
2144                         return -1;
2145                 }
2146                 break;
2147         case WNM_SLEEP_TFS_RESP_IE_ADD:
2148                 tfs_ie = (struct ieee80211req_getset_appiebuf *) buf;
2149                 tfs_ie->app_frmtype = IEEE80211_APPIE_FRAME_WNM;
2150                 tfs_ie->app_buflen = IEEE80211_APPIE_MAX -
2151                         sizeof(struct ieee80211req_getset_appiebuf);
2152                 /* Command header for driver */
2153                 os_memcpy(&(tfs_ie->app_buf[0]), peer, ETH_ALEN);
2154                 val = oper;
2155                 os_memcpy(&(tfs_ie->app_buf[0]) + ETH_ALEN, &val, 2);
2156                 val = 0;
2157                 os_memcpy(&(tfs_ie->app_buf[0]) + ETH_ALEN + 2, &val, 2);
2158
2159                 if (set80211priv(drv, IEEE80211_IOCTL_GET_APPIEBUF, tfs_ie,
2160                                  IEEE80211_APPIE_MAX)) {
2161                         wpa_printf(MSG_DEBUG, "%s: Failed to get WNM TFS IE: "
2162                                    "%s", __func__, strerror(errno));
2163                         return -1;
2164                 }
2165
2166                 *len = tfs_ie->app_buflen;
2167                 os_memcpy(ie, &(tfs_ie->app_buf[0]), *len);
2168                 wpa_printf(MSG_DEBUG, "atheros: %c len=%d", tfs_ie->app_buf[0],
2169                            *len);
2170                 break;
2171         case WNM_SLEEP_TFS_RESP_IE_NONE:
2172                 *len = 0;
2173                 break;
2174         case WNM_SLEEP_TFS_IE_DEL:
2175                 tfs_ie = (struct ieee80211req_getset_appiebuf *) buf;
2176                 tfs_ie->app_frmtype = IEEE80211_APPIE_FRAME_WNM;
2177                 tfs_ie->app_buflen = IEEE80211_APPIE_MAX -
2178                         sizeof(struct ieee80211req_getset_appiebuf);
2179                 /* Command header for driver */
2180                 os_memcpy(&(tfs_ie->app_buf[0]), peer, ETH_ALEN);
2181                 val = oper;
2182                 os_memcpy(&(tfs_ie->app_buf[0]) + ETH_ALEN, &val, 2);
2183                 val = 0;
2184                 os_memcpy(&(tfs_ie->app_buf[0]) + ETH_ALEN + 2, &val, 2);
2185
2186                 if (set80211priv(drv, IEEE80211_IOCTL_SET_APPIEBUF, tfs_ie,
2187                                  IEEE80211_APPIE_MAX)) {
2188                         wpa_printf(MSG_DEBUG, "%s: Failed to set WNM TFS IE: "
2189                                    "%s", __func__, strerror(errno));
2190                         return -1;
2191                 }
2192                 break;
2193         default:
2194                 wpa_printf(MSG_DEBUG, "Unsupported TFS oper %d", oper);
2195                 break;
2196         }
2197
2198         return 0;
2199 }
2200
2201
2202 static int atheros_wnm_sleep(struct atheros_driver_data *drv,
2203                              const u8 *peer, enum wnm_oper oper)
2204 {
2205         u8 *data, *pos;
2206         size_t dlen;
2207         int ret;
2208         u16 val;
2209
2210         wpa_printf(MSG_DEBUG, "atheros: WNM-Sleep Oper %d, " MACSTR,
2211                    oper, MAC2STR(peer));
2212
2213         dlen = ETH_ALEN + 2 + 2;
2214         data = os_malloc(dlen);
2215         if (data == NULL)
2216                 return -1;
2217
2218         /* Command header for driver */
2219         pos = data;
2220         os_memcpy(pos, peer, ETH_ALEN);
2221         pos += ETH_ALEN;
2222
2223         val = oper;
2224         os_memcpy(pos, &val, 2);
2225         pos += 2;
2226
2227         val = 0;
2228         os_memcpy(pos, &val, 2);
2229
2230         ret = atheros_set_wps_ie(drv, data, dlen, IEEE80211_APPIE_FRAME_WNM);
2231
2232         os_free(data);
2233
2234         return ret;
2235 }
2236
2237
2238 static int atheros_wnm_oper(void *priv, enum wnm_oper oper, const u8 *peer,
2239                             u8 *buf, u16 *buf_len)
2240 {
2241         struct atheros_driver_data *drv = priv;
2242
2243         switch (oper) {
2244         case WNM_SLEEP_ENTER_CONFIRM:
2245         case WNM_SLEEP_ENTER_FAIL:
2246         case WNM_SLEEP_EXIT_CONFIRM:
2247         case WNM_SLEEP_EXIT_FAIL:
2248                 return atheros_wnm_sleep(drv, peer, oper);
2249         case WNM_SLEEP_TFS_REQ_IE_SET:
2250         case WNM_SLEEP_TFS_RESP_IE_ADD:
2251         case WNM_SLEEP_TFS_RESP_IE_NONE:
2252         case WNM_SLEEP_TFS_IE_DEL:
2253                 return athr_wnm_tfs(drv, peer, buf, buf_len, oper);
2254         default:
2255                 wpa_printf(MSG_DEBUG, "atheros: Unsupported WNM operation %d",
2256                            oper);
2257                 return -1;
2258         }
2259 }
2260 #endif /* CONFIG_WNM && IEEE80211_APPIE_FRAME_WNM */
2261
2262
2263 const struct wpa_driver_ops wpa_driver_atheros_ops = {
2264         .name                   = "atheros",
2265         .hapd_init              = atheros_init,
2266         .hapd_deinit            = atheros_deinit,
2267         .set_ieee8021x          = atheros_set_ieee8021x,
2268         .set_privacy            = atheros_set_privacy,
2269         .set_key                = atheros_set_key,
2270         .get_seqnum             = atheros_get_seqnum,
2271         .flush                  = atheros_flush,
2272         .set_generic_elem       = atheros_set_opt_ie,
2273         .sta_set_flags          = atheros_sta_set_flags,
2274         .read_sta_data          = atheros_read_sta_driver_data,
2275         .hapd_send_eapol        = atheros_send_eapol,
2276         .sta_disassoc           = atheros_sta_disassoc,
2277         .sta_deauth             = atheros_sta_deauth,
2278         .hapd_set_ssid          = atheros_set_ssid,
2279         .hapd_get_ssid          = atheros_get_ssid,
2280         .set_countermeasures    = atheros_set_countermeasures,
2281         .sta_clear_stats        = atheros_sta_clear_stats,
2282         .commit                 = atheros_commit,
2283         .set_ap_wps_ie          = atheros_set_ap_wps_ie,
2284         .set_authmode           = atheros_set_authmode,
2285         .set_ap                 = atheros_set_ap,
2286 #if defined(CONFIG_IEEE80211R) || defined(CONFIG_IEEE80211W) || defined(CONFIG_FILS)
2287         .sta_assoc              = atheros_sta_assoc,
2288         .sta_auth               = atheros_sta_auth,
2289         .send_mlme              = atheros_send_mgmt,
2290 #endif /* CONFIG_IEEE80211R || CONFIG_IEEE80211W || CONFIG_FILS */
2291 #ifdef CONFIG_IEEE80211R
2292         .add_tspec              = atheros_add_tspec,
2293         .add_sta_node           = atheros_add_sta_node,
2294 #endif /* CONFIG_IEEE80211R */
2295         .send_action            = atheros_send_action,
2296 #if defined(CONFIG_WNM) && defined(IEEE80211_APPIE_FRAME_WNM)
2297         .wnm_oper               = atheros_wnm_oper,
2298 #endif /* CONFIG_WNM && IEEE80211_APPIE_FRAME_WNM */
2299         .set_qos_map            = atheros_set_qos_map,
2300 };