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