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2865d42c LF |
1 | /****************************************************************************** |
2 | * rtl871x_mlme.c | |
3 | * | |
4 | * Copyright(c) 2007 - 2010 Realtek Corporation. All rights reserved. | |
5 | * Linux device driver for RTL8192SU | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify it | |
8 | * under the terms of version 2 of the GNU General Public License as | |
9 | * published by the Free Software Foundation. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, but WITHOUT | |
12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
14 | * more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License along with | |
17 | * this program; if not, write to the Free Software Foundation, Inc., | |
18 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA | |
19 | * | |
20 | * Modifications for inclusion into the Linux staging tree are | |
21 | * Copyright(c) 2010 Larry Finger. All rights reserved. | |
22 | * | |
23 | * Contact information: | |
24 | * WLAN FAE <wlanfae@realtek.com> | |
25 | * Larry Finger <Larry.Finger@lwfinger.net> | |
26 | * | |
27 | ******************************************************************************/ | |
28 | ||
29 | #define _RTL871X_MLME_C_ | |
30 | ||
31 | #include "osdep_service.h" | |
32 | #include "drv_types.h" | |
33 | #include "recv_osdep.h" | |
34 | #include "xmit_osdep.h" | |
35 | #include "mlme_osdep.h" | |
36 | #include "sta_info.h" | |
37 | #include "wifi.h" | |
38 | #include "wlan_bssdef.h" | |
39 | ||
40 | static void update_ht_cap(struct _adapter *padapter, u8 *pie, uint ie_len); | |
41 | ||
42 | static sint _init_mlme_priv(struct _adapter *padapter) | |
43 | { | |
44 | sint i; | |
45 | u8 *pbuf; | |
46 | struct wlan_network *pnetwork; | |
47 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; | |
48 | ||
49 | memset((u8 *)pmlmepriv, 0, sizeof(struct mlme_priv)); | |
50 | pmlmepriv->nic_hdl = (u8 *)padapter; | |
51 | pmlmepriv->pscanned = NULL; | |
52 | pmlmepriv->fw_state = 0; | |
53 | pmlmepriv->cur_network.network.InfrastructureMode = | |
54 | Ndis802_11AutoUnknown; | |
ee5b1aad AB |
55 | /* Maybe someday we should rename this variable to "active_mode"(Jeff)*/ |
56 | pmlmepriv->passive_mode = 1; /* 1: active, 0: passive. */ | |
2865d42c LF |
57 | spin_lock_init(&(pmlmepriv->lock)); |
58 | spin_lock_init(&(pmlmepriv->lock2)); | |
59 | _init_queue(&(pmlmepriv->free_bss_pool)); | |
60 | _init_queue(&(pmlmepriv->scanned_queue)); | |
61 | set_scanned_network_val(pmlmepriv, 0); | |
62 | memset(&pmlmepriv->assoc_ssid, 0, sizeof(struct ndis_802_11_ssid)); | |
63 | pbuf = _malloc(MAX_BSS_CNT * (sizeof(struct wlan_network))); | |
64 | if (pbuf == NULL) | |
65 | return _FAIL; | |
66 | pmlmepriv->free_bss_buf = pbuf; | |
67 | pnetwork = (struct wlan_network *)pbuf; | |
68 | for (i = 0; i < MAX_BSS_CNT; i++) { | |
69 | _init_listhead(&(pnetwork->list)); | |
70 | list_insert_tail(&(pnetwork->list), | |
71 | &(pmlmepriv->free_bss_pool.queue)); | |
72 | pnetwork++; | |
73 | } | |
74 | pmlmepriv->sitesurveyctrl.last_rx_pkts = 0; | |
75 | pmlmepriv->sitesurveyctrl.last_tx_pkts = 0; | |
76 | pmlmepriv->sitesurveyctrl.traffic_busy = false; | |
77 | /* allocate DMA-able/Non-Page memory for cmd_buf and rsp_buf */ | |
78 | r8712_init_mlme_timer(padapter); | |
79 | return _SUCCESS; | |
80 | } | |
81 | ||
82 | struct wlan_network *_r8712_alloc_network(struct mlme_priv *pmlmepriv) | |
83 | { | |
84 | unsigned long irqL; | |
85 | struct wlan_network *pnetwork; | |
86 | struct __queue *free_queue = &pmlmepriv->free_bss_pool; | |
87 | struct list_head *plist = NULL; | |
88 | ||
89 | if (_queue_empty(free_queue) == true) | |
90 | return NULL; | |
91 | spin_lock_irqsave(&free_queue->lock, irqL); | |
92 | plist = get_next(&(free_queue->queue)); | |
93 | pnetwork = LIST_CONTAINOR(plist , struct wlan_network, list); | |
94 | list_delete(&pnetwork->list); | |
95 | pnetwork->last_scanned = jiffies; | |
96 | pmlmepriv->num_of_scanned++; | |
97 | spin_unlock_irqrestore(&free_queue->lock, irqL); | |
98 | return pnetwork; | |
99 | } | |
100 | ||
101 | static void _free_network(struct mlme_priv *pmlmepriv, | |
102 | struct wlan_network *pnetwork) | |
103 | { | |
104 | u32 curr_time, delta_time; | |
105 | unsigned long irqL; | |
106 | struct __queue *free_queue = &(pmlmepriv->free_bss_pool); | |
107 | ||
108 | if (pnetwork == NULL) | |
109 | return; | |
110 | if (pnetwork->fixed == true) | |
111 | return; | |
112 | curr_time = jiffies; | |
113 | delta_time = (curr_time - (u32)pnetwork->last_scanned) / HZ; | |
114 | if (delta_time < SCANQUEUE_LIFETIME) | |
115 | return; | |
116 | spin_lock_irqsave(&free_queue->lock, irqL); | |
117 | list_delete(&pnetwork->list); | |
118 | list_insert_tail(&pnetwork->list, &free_queue->queue); | |
119 | pmlmepriv->num_of_scanned--; | |
120 | spin_unlock_irqrestore(&free_queue->lock, irqL); | |
121 | } | |
122 | ||
123 | static void _free_network_nolock(struct mlme_priv *pmlmepriv, | |
124 | struct wlan_network *pnetwork) | |
125 | { | |
126 | struct __queue *free_queue = &pmlmepriv->free_bss_pool; | |
127 | ||
128 | if (pnetwork == NULL) | |
129 | return; | |
130 | if (pnetwork->fixed == true) | |
131 | return; | |
132 | list_delete(&pnetwork->list); | |
133 | list_insert_tail(&pnetwork->list, get_list_head(free_queue)); | |
134 | pmlmepriv->num_of_scanned--; | |
135 | } | |
136 | ||
137 | ||
138 | /* | |
139 | return the wlan_network with the matching addr | |
be10ac2b | 140 | Shall be called under atomic context... |
2865d42c LF |
141 | to avoid possible racing condition... |
142 | */ | |
143 | static struct wlan_network *_r8712_find_network(struct __queue *scanned_queue, | |
144 | u8 *addr) | |
145 | { | |
146 | unsigned long irqL; | |
147 | struct list_head *phead, *plist; | |
148 | struct wlan_network *pnetwork = NULL; | |
149 | u8 zero_addr[ETH_ALEN] = {0, 0, 0, 0, 0, 0}; | |
150 | ||
151 | if (!memcmp(zero_addr, addr, ETH_ALEN)) | |
152 | return NULL; | |
153 | spin_lock_irqsave(&scanned_queue->lock, irqL); | |
154 | phead = get_list_head(scanned_queue); | |
155 | plist = get_next(phead); | |
156 | while (plist != phead) { | |
157 | pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list); | |
158 | plist = get_next(plist); | |
159 | if (!memcmp(addr, pnetwork->network.MacAddress, ETH_ALEN)) | |
160 | break; | |
161 | } | |
162 | spin_unlock_irqrestore(&scanned_queue->lock, irqL); | |
163 | return pnetwork; | |
164 | } | |
165 | ||
166 | static void _free_network_queue(struct _adapter *padapter) | |
167 | { | |
168 | unsigned long irqL; | |
169 | struct list_head *phead, *plist; | |
170 | struct wlan_network *pnetwork; | |
171 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; | |
172 | struct __queue *scanned_queue = &pmlmepriv->scanned_queue; | |
173 | ||
174 | spin_lock_irqsave(&scanned_queue->lock, irqL); | |
175 | phead = get_list_head(scanned_queue); | |
176 | plist = get_next(phead); | |
177 | while (end_of_queue_search(phead, plist) == false) { | |
178 | pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list); | |
179 | plist = get_next(plist); | |
180 | _free_network(pmlmepriv, pnetwork); | |
181 | } | |
182 | spin_unlock_irqrestore(&scanned_queue->lock, irqL); | |
183 | } | |
184 | ||
185 | sint r8712_if_up(struct _adapter *padapter) | |
186 | { | |
187 | sint res; | |
188 | ||
189 | if (padapter->bDriverStopped || padapter->bSurpriseRemoved || | |
190 | (check_fwstate(&padapter->mlmepriv, _FW_LINKED) == false)) { | |
191 | res = false; | |
192 | } else | |
193 | res = true; | |
194 | return res; | |
195 | } | |
196 | ||
197 | void r8712_generate_random_ibss(u8 *pibss) | |
198 | { | |
199 | u32 curtime = jiffies; | |
200 | ||
201 | pibss[0] = 0x02; /*in ad-hoc mode bit1 must set to 1 */ | |
202 | pibss[1] = 0x11; | |
203 | pibss[2] = 0x87; | |
204 | pibss[3] = (u8)(curtime & 0xff); | |
205 | pibss[4] = (u8)((curtime>>8) & 0xff); | |
206 | pibss[5] = (u8)((curtime>>16) & 0xff); | |
207 | } | |
208 | ||
209 | uint r8712_get_ndis_wlan_bssid_ex_sz(struct ndis_wlan_bssid_ex *bss) | |
210 | { | |
211 | uint t_len; | |
212 | ||
213 | t_len = sizeof(u32) + 6 * sizeof(unsigned long) + 2 + | |
214 | sizeof(struct ndis_802_11_ssid) + sizeof(u32) + | |
215 | sizeof(s32) + | |
216 | sizeof(enum NDIS_802_11_NETWORK_TYPE) + | |
217 | sizeof(struct NDIS_802_11_CONFIGURATION) + | |
218 | sizeof(enum NDIS_802_11_NETWORK_INFRASTRUCTURE) + | |
219 | sizeof(NDIS_802_11_RATES_EX) + | |
220 | sizeof(u32) + bss->IELength; | |
221 | return t_len; | |
222 | } | |
223 | ||
224 | u8 *r8712_get_capability_from_ie(u8 *ie) | |
225 | { | |
226 | return ie + 8 + 2; | |
227 | } | |
228 | ||
229 | int r8712_init_mlme_priv(struct _adapter *padapter) | |
230 | { | |
231 | return _init_mlme_priv(padapter); | |
232 | } | |
233 | ||
234 | void r8712_free_mlme_priv(struct mlme_priv *pmlmepriv) | |
235 | { | |
236 | kfree(pmlmepriv->free_bss_buf); | |
237 | } | |
238 | ||
239 | static struct wlan_network *alloc_network(struct mlme_priv *pmlmepriv) | |
240 | { | |
241 | return _r8712_alloc_network(pmlmepriv); | |
242 | } | |
243 | ||
244 | static void free_network_nolock(struct mlme_priv *pmlmepriv, | |
245 | struct wlan_network *pnetwork) | |
246 | { | |
247 | _free_network_nolock(pmlmepriv, pnetwork); | |
248 | } | |
249 | ||
250 | void r8712_free_network_queue(struct _adapter *dev) | |
251 | { | |
252 | _free_network_queue(dev); | |
253 | } | |
254 | ||
255 | /* | |
256 | return the wlan_network with the matching addr | |
257 | ||
be10ac2b | 258 | Shall be called under atomic context... |
2865d42c LF |
259 | to avoid possible racing condition... |
260 | */ | |
261 | static struct wlan_network *r8712_find_network(struct __queue *scanned_queue, | |
262 | u8 *addr) | |
263 | { | |
264 | struct wlan_network *pnetwork = _r8712_find_network(scanned_queue, | |
265 | addr); | |
266 | ||
267 | return pnetwork; | |
268 | } | |
269 | ||
270 | int r8712_is_same_ibss(struct _adapter *adapter, struct wlan_network *pnetwork) | |
271 | { | |
272 | int ret = true; | |
273 | struct security_priv *psecuritypriv = &adapter->securitypriv; | |
274 | ||
275 | if ((psecuritypriv->PrivacyAlgrthm != _NO_PRIVACY_) && | |
276 | (pnetwork->network.Privacy == 0)) | |
277 | ret = false; | |
278 | else if ((psecuritypriv->PrivacyAlgrthm == _NO_PRIVACY_) && | |
279 | (pnetwork->network.Privacy == 1)) | |
280 | ret = false; | |
281 | else | |
282 | ret = true; | |
283 | return ret; | |
284 | ||
285 | } | |
286 | ||
287 | static int is_same_network(struct ndis_wlan_bssid_ex *src, | |
288 | struct ndis_wlan_bssid_ex *dst) | |
289 | { | |
290 | u16 s_cap, d_cap; | |
291 | ||
292 | memcpy((u8 *)&s_cap, r8712_get_capability_from_ie(src->IEs), 2); | |
293 | memcpy((u8 *)&d_cap, r8712_get_capability_from_ie(dst->IEs), 2); | |
294 | return (src->Ssid.SsidLength == dst->Ssid.SsidLength) && | |
295 | (src->Configuration.DSConfig == | |
296 | dst->Configuration.DSConfig) && | |
297 | ((!memcmp(src->MacAddress, dst->MacAddress, | |
298 | ETH_ALEN))) && | |
299 | ((!memcmp(src->Ssid.Ssid, | |
300 | dst->Ssid.Ssid, | |
301 | src->Ssid.SsidLength))) && | |
302 | ((s_cap & WLAN_CAPABILITY_IBSS) == | |
303 | (d_cap & WLAN_CAPABILITY_IBSS)) && | |
304 | ((s_cap & WLAN_CAPABILITY_BSS) == | |
305 | (d_cap & WLAN_CAPABILITY_BSS)); | |
306 | ||
307 | } | |
308 | ||
309 | struct wlan_network *r8712_get_oldest_wlan_network( | |
310 | struct __queue *scanned_queue) | |
311 | { | |
312 | struct list_head *plist, *phead; | |
313 | struct wlan_network *pwlan = NULL; | |
314 | struct wlan_network *oldest = NULL; | |
315 | ||
316 | phead = get_list_head(scanned_queue); | |
317 | plist = get_next(phead); | |
318 | while (1) { | |
319 | if (end_of_queue_search(phead, plist) == true) | |
320 | break; | |
321 | pwlan = LIST_CONTAINOR(plist, struct wlan_network, list); | |
322 | if (pwlan->fixed != true) { | |
323 | if (oldest == NULL || | |
324 | time_after((unsigned long)oldest->last_scanned, | |
325 | (unsigned long)pwlan->last_scanned)) | |
326 | oldest = pwlan; | |
327 | } | |
328 | plist = get_next(plist); | |
329 | } | |
330 | return oldest; | |
331 | } | |
332 | ||
333 | static void update_network(struct ndis_wlan_bssid_ex *dst, | |
334 | struct ndis_wlan_bssid_ex *src, | |
335 | struct _adapter *padapter) | |
336 | { | |
337 | u32 last_evm = 0, tmpVal; | |
338 | ||
339 | if (check_fwstate(&padapter->mlmepriv, _FW_LINKED) && | |
340 | is_same_network(&(padapter->mlmepriv.cur_network.network), src)) { | |
341 | if (padapter->recvpriv.signal_qual_data.total_num++ >= | |
342 | PHY_LINKQUALITY_SLID_WIN_MAX) { | |
343 | padapter->recvpriv.signal_qual_data.total_num = | |
344 | PHY_LINKQUALITY_SLID_WIN_MAX; | |
345 | last_evm = padapter->recvpriv.signal_qual_data. | |
346 | elements[padapter->recvpriv. | |
347 | signal_qual_data.index]; | |
348 | padapter->recvpriv.signal_qual_data.total_val -= | |
349 | last_evm; | |
350 | } | |
351 | padapter->recvpriv.signal_qual_data.total_val += src->Rssi; | |
352 | ||
353 | padapter->recvpriv.signal_qual_data. | |
354 | elements[padapter->recvpriv.signal_qual_data. | |
355 | index++] = src->Rssi; | |
356 | if (padapter->recvpriv.signal_qual_data.index >= | |
357 | PHY_LINKQUALITY_SLID_WIN_MAX) | |
358 | padapter->recvpriv.signal_qual_data.index = 0; | |
359 | /* <1> Showed on UI for user, in percentage. */ | |
360 | tmpVal = padapter->recvpriv.signal_qual_data.total_val / | |
361 | padapter->recvpriv.signal_qual_data.total_num; | |
362 | padapter->recvpriv.signal = (u8)tmpVal; | |
363 | ||
364 | src->Rssi = padapter->recvpriv.signal; | |
365 | } else | |
366 | src->Rssi = (src->Rssi + dst->Rssi) / 2; | |
367 | memcpy((u8 *)dst, (u8 *)src, r8712_get_ndis_wlan_bssid_ex_sz(src)); | |
368 | } | |
369 | ||
370 | static void update_current_network(struct _adapter *adapter, | |
371 | struct ndis_wlan_bssid_ex *pnetwork) | |
372 | { | |
373 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; | |
374 | ||
375 | if (is_same_network(&(pmlmepriv->cur_network.network), pnetwork)) { | |
376 | update_network(&(pmlmepriv->cur_network.network), | |
377 | pnetwork, adapter); | |
378 | r8712_update_protection(adapter, | |
379 | (pmlmepriv->cur_network.network.IEs) + | |
380 | sizeof(struct NDIS_802_11_FIXED_IEs), | |
381 | pmlmepriv->cur_network.network.IELength); | |
382 | } | |
383 | } | |
384 | ||
385 | /* | |
386 | Caller must hold pmlmepriv->lock first. | |
387 | */ | |
388 | static void update_scanned_network(struct _adapter *adapter, | |
389 | struct ndis_wlan_bssid_ex *target) | |
390 | { | |
391 | struct list_head *plist, *phead; | |
392 | ||
393 | u32 bssid_ex_sz; | |
394 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; | |
395 | struct __queue *queue = &pmlmepriv->scanned_queue; | |
396 | struct wlan_network *pnetwork = NULL; | |
397 | struct wlan_network *oldest = NULL; | |
398 | ||
399 | phead = get_list_head(queue); | |
400 | plist = get_next(phead); | |
401 | ||
402 | while (1) { | |
403 | if (end_of_queue_search(phead, plist) == true) | |
404 | break; | |
405 | ||
406 | pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list); | |
407 | if (is_same_network(&pnetwork->network, target)) | |
408 | break; | |
409 | if ((oldest == ((struct wlan_network *)0)) || | |
410 | time_after((unsigned long)oldest->last_scanned, | |
411 | (unsigned long)pnetwork->last_scanned)) | |
412 | oldest = pnetwork; | |
413 | ||
414 | plist = get_next(plist); | |
415 | } | |
416 | ||
417 | ||
418 | /* If we didn't find a match, then get a new network slot to initialize | |
419 | * with this beacon's information */ | |
420 | if (end_of_queue_search(phead, plist) == true) { | |
421 | if (_queue_empty(&pmlmepriv->free_bss_pool) == true) { | |
422 | /* If there are no more slots, expire the oldest */ | |
423 | pnetwork = oldest; | |
424 | target->Rssi = (pnetwork->network.Rssi + | |
425 | target->Rssi) / 2; | |
426 | memcpy(&pnetwork->network, target, | |
427 | r8712_get_ndis_wlan_bssid_ex_sz(target)); | |
428 | pnetwork->last_scanned = jiffies; | |
429 | } else { | |
430 | /* Otherwise just pull from the free list */ | |
431 | /* update scan_time */ | |
432 | pnetwork = alloc_network(pmlmepriv); | |
433 | if (pnetwork == NULL) | |
434 | return; | |
435 | bssid_ex_sz = r8712_get_ndis_wlan_bssid_ex_sz(target); | |
436 | target->Length = bssid_ex_sz; | |
437 | memcpy(&pnetwork->network, target, bssid_ex_sz); | |
438 | list_insert_tail(&pnetwork->list, &queue->queue); | |
439 | } | |
440 | } else { | |
441 | /* we have an entry and we are going to update it. But | |
442 | * this entry may be already expired. In this case we | |
443 | * do the same as we found a new net and call the new_net | |
444 | * handler | |
445 | */ | |
446 | update_network(&pnetwork->network, target, adapter); | |
447 | pnetwork->last_scanned = jiffies; | |
448 | } | |
449 | } | |
450 | ||
451 | static void rtl8711_add_network(struct _adapter *adapter, | |
452 | struct ndis_wlan_bssid_ex *pnetwork) | |
453 | { | |
454 | unsigned long irqL; | |
455 | struct mlme_priv *pmlmepriv = &(((struct _adapter *)adapter)->mlmepriv); | |
456 | struct __queue *queue = &pmlmepriv->scanned_queue; | |
457 | ||
458 | spin_lock_irqsave(&queue->lock, irqL); | |
459 | update_current_network(adapter, pnetwork); | |
460 | update_scanned_network(adapter, pnetwork); | |
461 | spin_unlock_irqrestore(&queue->lock, irqL); | |
462 | } | |
463 | ||
464 | /*select the desired network based on the capability of the (i)bss. | |
465 | * check items: (1) security | |
466 | * (2) network_type | |
467 | * (3) WMM | |
468 | * (4) HT | |
469 | * (5) others | |
470 | */ | |
471 | static int is_desired_network(struct _adapter *adapter, | |
472 | struct wlan_network *pnetwork) | |
473 | { | |
474 | u8 wps_ie[512]; | |
475 | uint wps_ielen; | |
476 | int bselected = true; | |
477 | struct security_priv *psecuritypriv = &adapter->securitypriv; | |
478 | ||
479 | if (psecuritypriv->wps_phase == true) { | |
480 | if (r8712_get_wps_ie(pnetwork->network.IEs, | |
481 | pnetwork->network.IELength, wps_ie, | |
482 | &wps_ielen) == true) | |
483 | return true; | |
484 | else | |
485 | return false; | |
486 | } | |
487 | if ((psecuritypriv->PrivacyAlgrthm != _NO_PRIVACY_) && | |
488 | (pnetwork->network.Privacy == 0)) | |
489 | bselected = false; | |
ee5b1aad AB |
490 | if (check_fwstate(&adapter->mlmepriv, WIFI_ADHOC_STATE) == true) { |
491 | if (pnetwork->network.InfrastructureMode != | |
492 | adapter->mlmepriv.cur_network.network. | |
493 | InfrastructureMode) | |
494 | bselected = false; | |
495 | } | |
2865d42c LF |
496 | return bselected; |
497 | } | |
498 | ||
499 | /* TODO: Perry : For Power Management */ | |
500 | void r8712_atimdone_event_callback(struct _adapter *adapter , u8 *pbuf) | |
501 | { | |
502 | } | |
503 | ||
504 | void r8712_survey_event_callback(struct _adapter *adapter, u8 *pbuf) | |
505 | { | |
506 | unsigned long flags; | |
507 | u32 len; | |
508 | struct ndis_wlan_bssid_ex *pnetwork; | |
509 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; | |
510 | ||
511 | pnetwork = (struct ndis_wlan_bssid_ex *)pbuf; | |
512 | #ifdef __BIG_ENDIAN | |
513 | /* endian_convert */ | |
514 | pnetwork->Length = le32_to_cpu(pnetwork->Length); | |
515 | pnetwork->Ssid.SsidLength = le32_to_cpu(pnetwork->Ssid.SsidLength); | |
516 | pnetwork->Privacy = le32_to_cpu(pnetwork->Privacy); | |
517 | pnetwork->Rssi = le32_to_cpu(pnetwork->Rssi); | |
518 | pnetwork->NetworkTypeInUse = le32_to_cpu(pnetwork->NetworkTypeInUse); | |
519 | pnetwork->Configuration.ATIMWindow = | |
520 | le32_to_cpu(pnetwork->Configuration.ATIMWindow); | |
521 | pnetwork->Configuration.BeaconPeriod = | |
522 | le32_to_cpu(pnetwork->Configuration.BeaconPeriod); | |
523 | pnetwork->Configuration.DSConfig = | |
524 | le32_to_cpu(pnetwork->Configuration.DSConfig); | |
525 | pnetwork->Configuration.FHConfig.DwellTime = | |
526 | le32_to_cpu(pnetwork->Configuration.FHConfig.DwellTime); | |
527 | pnetwork->Configuration.FHConfig.HopPattern = | |
528 | le32_to_cpu(pnetwork->Configuration.FHConfig.HopPattern); | |
529 | pnetwork->Configuration.FHConfig.HopSet = | |
530 | le32_to_cpu(pnetwork->Configuration.FHConfig.HopSet); | |
531 | pnetwork->Configuration.FHConfig.Length = | |
532 | le32_to_cpu(pnetwork->Configuration.FHConfig.Length); | |
533 | pnetwork->Configuration.Length = | |
534 | le32_to_cpu(pnetwork->Configuration.Length); | |
535 | pnetwork->InfrastructureMode = | |
536 | le32_to_cpu(pnetwork->InfrastructureMode); | |
537 | pnetwork->IELength = le32_to_cpu(pnetwork->IELength); | |
538 | #endif | |
539 | len = r8712_get_ndis_wlan_bssid_ex_sz(pnetwork); | |
540 | if (len > sizeof(struct wlan_bssid_ex)) | |
541 | return; | |
542 | spin_lock_irqsave(&pmlmepriv->lock2, flags); | |
543 | /* update IBSS_network 's timestamp */ | |
544 | if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) { | |
545 | if (!memcmp(&(pmlmepriv->cur_network.network.MacAddress), | |
546 | pnetwork->MacAddress, ETH_ALEN)) { | |
547 | struct wlan_network *ibss_wlan = NULL; | |
548 | ||
549 | memcpy(pmlmepriv->cur_network.network.IEs, | |
550 | pnetwork->IEs, 8); | |
551 | ibss_wlan = r8712_find_network( | |
552 | &pmlmepriv->scanned_queue, | |
553 | pnetwork->MacAddress); | |
7c19c1e8 | 554 | if (ibss_wlan) { |
2865d42c LF |
555 | memcpy(ibss_wlan->network.IEs, |
556 | pnetwork->IEs, 8); | |
557 | goto exit; | |
558 | } | |
559 | } | |
560 | } | |
561 | /* lock pmlmepriv->lock when you accessing network_q */ | |
562 | if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == false) { | |
563 | if (pnetwork->Ssid.Ssid[0] != 0) | |
564 | rtl8711_add_network(adapter, pnetwork); | |
565 | else { | |
566 | pnetwork->Ssid.SsidLength = 8; | |
567 | memcpy(pnetwork->Ssid.Ssid, "<hidden>", 8); | |
568 | rtl8711_add_network(adapter, pnetwork); | |
569 | } | |
570 | } | |
571 | exit: | |
572 | spin_unlock_irqrestore(&pmlmepriv->lock2, flags); | |
573 | } | |
574 | ||
575 | void r8712_surveydone_event_callback(struct _adapter *adapter, u8 *pbuf) | |
576 | { | |
577 | unsigned long irqL; | |
578 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; | |
579 | ||
580 | spin_lock_irqsave(&pmlmepriv->lock, irqL); | |
581 | ||
582 | if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) { | |
583 | u8 timer_cancelled; | |
584 | ||
585 | _cancel_timer(&pmlmepriv->scan_to_timer, &timer_cancelled); | |
586 | ||
587 | _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY); | |
588 | } | |
589 | ||
590 | if (pmlmepriv->to_join == true) { | |
591 | if ((check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true)) { | |
592 | if (check_fwstate(pmlmepriv, _FW_LINKED) == false) { | |
593 | set_fwstate(pmlmepriv, _FW_UNDER_LINKING); | |
594 | ||
595 | if (r8712_select_and_join_from_scan(pmlmepriv) | |
596 | == _SUCCESS) | |
597 | _set_timer(&pmlmepriv->assoc_timer, | |
598 | MAX_JOIN_TIMEOUT); | |
599 | else { | |
600 | struct wlan_bssid_ex *pdev_network = | |
601 | &(adapter->registrypriv.dev_network); | |
602 | u8 *pibss = | |
603 | adapter->registrypriv. | |
604 | dev_network.MacAddress; | |
605 | pmlmepriv->fw_state ^= _FW_UNDER_SURVEY; | |
606 | memset(&pdev_network->Ssid, 0, | |
607 | sizeof(struct | |
608 | ndis_802_11_ssid)); | |
609 | memcpy(&pdev_network->Ssid, | |
610 | &pmlmepriv->assoc_ssid, | |
611 | sizeof(struct | |
612 | ndis_802_11_ssid)); | |
613 | r8712_update_registrypriv_dev_network | |
614 | (adapter); | |
615 | r8712_generate_random_ibss(pibss); | |
616 | pmlmepriv->fw_state = | |
617 | WIFI_ADHOC_MASTER_STATE; | |
618 | pmlmepriv->to_join = false; | |
619 | } | |
620 | } | |
621 | } else { | |
622 | pmlmepriv->to_join = false; | |
623 | set_fwstate(pmlmepriv, _FW_UNDER_LINKING); | |
624 | if (r8712_select_and_join_from_scan(pmlmepriv) == | |
625 | _SUCCESS) | |
626 | _set_timer(&pmlmepriv->assoc_timer, | |
627 | MAX_JOIN_TIMEOUT); | |
628 | else | |
629 | _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING); | |
630 | } | |
631 | } | |
632 | spin_unlock_irqrestore(&pmlmepriv->lock, irqL); | |
633 | } | |
634 | ||
635 | /* | |
636 | *r8712_free_assoc_resources: the caller has to lock pmlmepriv->lock | |
637 | */ | |
638 | void r8712_free_assoc_resources(struct _adapter *adapter) | |
639 | { | |
640 | unsigned long irqL; | |
641 | struct wlan_network *pwlan = NULL; | |
642 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; | |
643 | struct sta_priv *pstapriv = &adapter->stapriv; | |
644 | struct wlan_network *tgt_network = &pmlmepriv->cur_network; | |
645 | ||
646 | pwlan = r8712_find_network(&pmlmepriv->scanned_queue, | |
647 | tgt_network->network.MacAddress); | |
648 | ||
649 | if (check_fwstate(pmlmepriv, WIFI_STATION_STATE|WIFI_AP_STATE)) { | |
650 | struct sta_info *psta; | |
651 | ||
652 | psta = r8712_get_stainfo(&adapter->stapriv, | |
653 | tgt_network->network.MacAddress); | |
654 | ||
655 | spin_lock_irqsave(&pstapriv->sta_hash_lock, irqL); | |
656 | r8712_free_stainfo(adapter, psta); | |
657 | spin_unlock_irqrestore(&pstapriv->sta_hash_lock, irqL); | |
658 | } | |
659 | ||
660 | if (check_fwstate(pmlmepriv, | |
661 | WIFI_ADHOC_STATE|WIFI_ADHOC_MASTER_STATE|WIFI_AP_STATE)) | |
662 | r8712_free_all_stainfo(adapter); | |
663 | if (pwlan) | |
664 | pwlan->fixed = false; | |
665 | ||
666 | if (((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) && | |
667 | (adapter->stapriv.asoc_sta_count == 1))) | |
668 | free_network_nolock(pmlmepriv, pwlan); | |
669 | } | |
670 | ||
671 | /* | |
672 | *r8712_indicate_connect: the caller has to lock pmlmepriv->lock | |
673 | */ | |
674 | void r8712_indicate_connect(struct _adapter *padapter) | |
675 | { | |
676 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; | |
677 | ||
678 | pmlmepriv->to_join = false; | |
679 | set_fwstate(pmlmepriv, _FW_LINKED); | |
680 | padapter->ledpriv.LedControlHandler(padapter, LED_CTL_LINK); | |
681 | r8712_os_indicate_connect(padapter); | |
682 | if (padapter->registrypriv.power_mgnt > PS_MODE_ACTIVE) | |
683 | _set_timer(&pmlmepriv->dhcp_timer, 60000); | |
684 | } | |
685 | ||
686 | ||
687 | /* | |
688 | *r8712_ind_disconnect: the caller has to lock pmlmepriv->lock | |
689 | */ | |
690 | void r8712_ind_disconnect(struct _adapter *padapter) | |
691 | { | |
692 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; | |
693 | ||
ee5b1aad AB |
694 | if (check_fwstate(pmlmepriv, _FW_LINKED) == true) { |
695 | _clr_fwstate_(pmlmepriv, _FW_LINKED); | |
696 | padapter->ledpriv.LedControlHandler(padapter, LED_CTL_NO_LINK); | |
697 | r8712_os_indicate_disconnect(padapter); | |
698 | } | |
2865d42c LF |
699 | if (padapter->pwrctrlpriv.pwr_mode != |
700 | padapter->registrypriv.power_mgnt) { | |
701 | _cancel_timer_ex(&pmlmepriv->dhcp_timer); | |
702 | r8712_set_ps_mode(padapter, padapter->registrypriv.power_mgnt, | |
703 | padapter->registrypriv.smart_ps); | |
704 | } | |
705 | } | |
706 | ||
707 | /*Notes: | |
708 | *pnetwork : returns from r8712_joinbss_event_callback | |
709 | *ptarget_wlan: found from scanned_queue | |
710 | *if join_res > 0, for (fw_state==WIFI_STATION_STATE), we check if | |
711 | * "ptarget_sta" & "ptarget_wlan" exist. | |
712 | *if join_res > 0, for (fw_state==WIFI_ADHOC_STATE), we only check | |
713 | * if "ptarget_wlan" exist. | |
714 | *if join_res > 0, update "cur_network->network" from | |
715 | * "pnetwork->network" if (ptarget_wlan !=NULL). | |
716 | */ | |
717 | void r8712_joinbss_event_callback(struct _adapter *adapter, u8 *pbuf) | |
718 | { | |
719 | unsigned long irqL = 0, irqL2; | |
720 | u8 timer_cancelled; | |
721 | struct sta_info *ptarget_sta = NULL, *pcur_sta = NULL; | |
722 | struct sta_priv *pstapriv = &adapter->stapriv; | |
723 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; | |
724 | struct wlan_network *cur_network = &pmlmepriv->cur_network; | |
725 | struct wlan_network *pcur_wlan = NULL, *ptarget_wlan = NULL; | |
726 | unsigned int the_same_macaddr = false; | |
727 | struct wlan_network *pnetwork; | |
728 | ||
729 | if (sizeof(struct list_head) == 4 * sizeof(u32)) { | |
730 | pnetwork = (struct wlan_network *) | |
ee5b1aad | 731 | _malloc(sizeof(struct wlan_network)); |
2865d42c | 732 | memcpy((u8 *)pnetwork+16, (u8 *)pbuf + 8, |
ee5b1aad | 733 | sizeof(struct wlan_network) - 16); |
2865d42c LF |
734 | } else |
735 | pnetwork = (struct wlan_network *)pbuf; | |
736 | ||
737 | #ifdef __BIG_ENDIAN | |
738 | /* endian_convert */ | |
739 | pnetwork->join_res = le32_to_cpu(pnetwork->join_res); | |
740 | pnetwork->network_type = le32_to_cpu(pnetwork->network_type); | |
741 | pnetwork->network.Length = le32_to_cpu(pnetwork->network.Length); | |
742 | pnetwork->network.Ssid.SsidLength = | |
743 | le32_to_cpu(pnetwork->network.Ssid.SsidLength); | |
744 | pnetwork->network.Privacy = le32_to_cpu(pnetwork->network.Privacy); | |
745 | pnetwork->network.Rssi = le32_to_cpu(pnetwork->network.Rssi); | |
746 | pnetwork->network.NetworkTypeInUse = | |
747 | le32_to_cpu(pnetwork->network.NetworkTypeInUse); | |
748 | pnetwork->network.Configuration.ATIMWindow = | |
749 | le32_to_cpu(pnetwork->network.Configuration.ATIMWindow); | |
750 | pnetwork->network.Configuration.BeaconPeriod = | |
751 | le32_to_cpu(pnetwork->network.Configuration.BeaconPeriod); | |
752 | pnetwork->network.Configuration.DSConfig = | |
753 | le32_to_cpu(pnetwork->network.Configuration.DSConfig); | |
754 | pnetwork->network.Configuration.FHConfig.DwellTime = | |
755 | le32_to_cpu(pnetwork->network.Configuration.FHConfig. | |
756 | DwellTime); | |
757 | pnetwork->network.Configuration.FHConfig.HopPattern = | |
758 | le32_to_cpu(pnetwork->network.Configuration. | |
759 | FHConfig.HopPattern); | |
760 | pnetwork->network.Configuration.FHConfig.HopSet = | |
761 | le32_to_cpu(pnetwork->network.Configuration.FHConfig.HopSet); | |
762 | pnetwork->network.Configuration.FHConfig.Length = | |
763 | le32_to_cpu(pnetwork->network.Configuration.FHConfig.Length); | |
764 | pnetwork->network.Configuration.Length = | |
765 | le32_to_cpu(pnetwork->network.Configuration.Length); | |
766 | pnetwork->network.InfrastructureMode = | |
767 | le32_to_cpu(pnetwork->network.InfrastructureMode); | |
768 | pnetwork->network.IELength = le32_to_cpu(pnetwork->network.IELength); | |
769 | #endif | |
770 | ||
771 | the_same_macaddr = !memcmp(pnetwork->network.MacAddress, | |
772 | cur_network->network.MacAddress, ETH_ALEN); | |
773 | pnetwork->network.Length = | |
774 | r8712_get_ndis_wlan_bssid_ex_sz(&pnetwork->network); | |
775 | spin_lock_irqsave(&pmlmepriv->lock, irqL); | |
776 | if (pnetwork->network.Length > sizeof(struct wlan_bssid_ex)) | |
777 | goto ignore_joinbss_callback; | |
778 | if (pnetwork->join_res > 0) { | |
779 | if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) { | |
780 | /*s1. find ptarget_wlan*/ | |
781 | if (check_fwstate(pmlmepriv, _FW_LINKED) == true) { | |
782 | if (the_same_macaddr == true) | |
783 | ptarget_wlan = | |
784 | r8712_find_network(&pmlmepriv-> | |
785 | scanned_queue, | |
786 | cur_network->network.MacAddress); | |
787 | else { | |
788 | pcur_wlan = | |
789 | r8712_find_network(&pmlmepriv-> | |
790 | scanned_queue, | |
791 | cur_network->network.MacAddress); | |
792 | pcur_wlan->fixed = false; | |
793 | ||
794 | pcur_sta = r8712_get_stainfo(pstapriv, | |
795 | cur_network->network.MacAddress); | |
796 | spin_lock_irqsave(&pstapriv-> | |
797 | sta_hash_lock, irqL2); | |
798 | r8712_free_stainfo(adapter, pcur_sta); | |
799 | spin_unlock_irqrestore(&(pstapriv-> | |
800 | sta_hash_lock), irqL2); | |
801 | ||
802 | ptarget_wlan = | |
803 | r8712_find_network(&pmlmepriv-> | |
804 | scanned_queue, | |
805 | pnetwork->network. | |
806 | MacAddress); | |
807 | if (ptarget_wlan) | |
808 | ptarget_wlan->fixed = true; | |
809 | } | |
810 | } else { | |
811 | ptarget_wlan = r8712_find_network(&pmlmepriv-> | |
812 | scanned_queue, | |
813 | pnetwork->network.MacAddress); | |
814 | if (ptarget_wlan) | |
815 | ptarget_wlan->fixed = true; | |
816 | } | |
817 | ||
818 | if (ptarget_wlan == NULL) { | |
819 | if (check_fwstate(pmlmepriv, | |
820 | _FW_UNDER_LINKING)) | |
821 | pmlmepriv->fw_state ^= | |
822 | _FW_UNDER_LINKING; | |
823 | goto ignore_joinbss_callback; | |
824 | } | |
825 | ||
826 | /*s2. find ptarget_sta & update ptarget_sta*/ | |
827 | if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) { | |
828 | if (the_same_macaddr == true) { | |
829 | ptarget_sta = | |
830 | r8712_get_stainfo(pstapriv, | |
831 | pnetwork->network.MacAddress); | |
832 | if (ptarget_sta == NULL) | |
833 | ptarget_sta = | |
834 | r8712_alloc_stainfo(pstapriv, | |
835 | pnetwork->network.MacAddress); | |
836 | } else | |
837 | ptarget_sta = | |
838 | r8712_alloc_stainfo(pstapriv, | |
839 | pnetwork->network.MacAddress); | |
840 | if (ptarget_sta) /*update ptarget_sta*/ { | |
841 | ptarget_sta->aid = pnetwork->join_res; | |
842 | ptarget_sta->qos_option = 1; | |
843 | ptarget_sta->mac_id = 5; | |
844 | if (adapter->securitypriv. | |
845 | AuthAlgrthm == 2) { | |
846 | adapter->securitypriv. | |
847 | binstallGrpkey = | |
848 | false; | |
849 | adapter->securitypriv. | |
850 | busetkipkey = | |
851 | false; | |
852 | adapter->securitypriv. | |
853 | bgrpkey_handshake = | |
854 | false; | |
855 | ptarget_sta->ieee8021x_blocked | |
856 | = true; | |
857 | ptarget_sta->XPrivacy = | |
858 | adapter->securitypriv. | |
859 | PrivacyAlgrthm; | |
860 | memset((u8 *)&ptarget_sta-> | |
861 | x_UncstKey, | |
862 | 0, | |
863 | sizeof(union Keytype)); | |
864 | memset((u8 *)&ptarget_sta-> | |
865 | tkiprxmickey, | |
866 | 0, | |
867 | sizeof(union Keytype)); | |
868 | memset((u8 *)&ptarget_sta-> | |
869 | tkiptxmickey, | |
870 | 0, | |
871 | sizeof(union Keytype)); | |
872 | memset((u8 *)&ptarget_sta-> | |
873 | txpn, 0, | |
874 | sizeof(union pn48)); | |
875 | memset((u8 *)&ptarget_sta-> | |
876 | rxpn, 0, | |
877 | sizeof(union pn48)); | |
878 | } | |
879 | } else { | |
880 | if (check_fwstate(pmlmepriv, | |
881 | _FW_UNDER_LINKING)) | |
882 | pmlmepriv->fw_state ^= | |
883 | _FW_UNDER_LINKING; | |
884 | goto ignore_joinbss_callback; | |
885 | } | |
886 | } | |
887 | ||
888 | /*s3. update cur_network & indicate connect*/ | |
889 | memcpy(&cur_network->network, &pnetwork->network, | |
890 | pnetwork->network.Length); | |
891 | cur_network->aid = pnetwork->join_res; | |
892 | /*update fw_state will clr _FW_UNDER_LINKING*/ | |
893 | switch (pnetwork->network.InfrastructureMode) { | |
894 | case Ndis802_11Infrastructure: | |
895 | pmlmepriv->fw_state = WIFI_STATION_STATE; | |
896 | break; | |
897 | case Ndis802_11IBSS: | |
898 | pmlmepriv->fw_state = WIFI_ADHOC_STATE; | |
899 | break; | |
900 | default: | |
901 | pmlmepriv->fw_state = WIFI_NULL_STATE; | |
902 | break; | |
903 | } | |
904 | r8712_update_protection(adapter, | |
905 | (cur_network->network.IEs) + | |
906 | sizeof(struct NDIS_802_11_FIXED_IEs), | |
907 | (cur_network->network.IELength)); | |
908 | /*TODO: update HT_Capability*/ | |
909 | update_ht_cap(adapter, cur_network->network.IEs, | |
910 | cur_network->network.IELength); | |
911 | /*indicate connect*/ | |
912 | if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) | |
913 | == true) | |
914 | r8712_indicate_connect(adapter); | |
915 | _cancel_timer(&pmlmepriv->assoc_timer, | |
916 | &timer_cancelled); | |
917 | } else | |
918 | goto ignore_joinbss_callback; | |
919 | } else { | |
920 | if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) { | |
921 | _set_timer(&pmlmepriv->assoc_timer, 1); | |
922 | _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING); | |
923 | } | |
924 | } | |
925 | ignore_joinbss_callback: | |
926 | spin_unlock_irqrestore(&pmlmepriv->lock, irqL); | |
927 | if (sizeof(struct list_head) == 4 * sizeof(u32)) | |
928 | kfree((u8 *)pnetwork); | |
929 | } | |
930 | ||
931 | void r8712_stassoc_event_callback(struct _adapter *adapter, u8 *pbuf) | |
932 | { | |
933 | unsigned long irqL; | |
934 | struct sta_info *psta; | |
935 | struct mlme_priv *pmlmepriv = &(adapter->mlmepriv); | |
936 | struct stassoc_event *pstassoc = (struct stassoc_event *)pbuf; | |
937 | ||
938 | /* to do: */ | |
939 | if (r8712_access_ctrl(&adapter->acl_list, pstassoc->macaddr) == false) | |
940 | return; | |
941 | psta = r8712_get_stainfo(&adapter->stapriv, pstassoc->macaddr); | |
942 | if (psta != NULL) { | |
943 | /*the sta have been in sta_info_queue => do nothing | |
944 | *(between drv has received this event before and | |
945 | * fw have not yet to set key to CAM_ENTRY) */ | |
946 | return; | |
947 | } | |
948 | ||
949 | psta = r8712_alloc_stainfo(&adapter->stapriv, pstassoc->macaddr); | |
950 | if (psta == NULL) | |
951 | return; | |
952 | /* to do : init sta_info variable */ | |
953 | psta->qos_option = 0; | |
954 | psta->mac_id = le32_to_cpu((uint)pstassoc->cam_id); | |
955 | /* psta->aid = (uint)pstassoc->cam_id; */ | |
956 | ||
957 | if (adapter->securitypriv.AuthAlgrthm == 2) | |
958 | psta->XPrivacy = adapter->securitypriv.PrivacyAlgrthm; | |
959 | psta->ieee8021x_blocked = false; | |
960 | spin_lock_irqsave(&pmlmepriv->lock, irqL); | |
961 | if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) || | |
962 | (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true)) { | |
963 | if (adapter->stapriv.asoc_sta_count == 2) { | |
964 | /* a sta + bc/mc_stainfo (not Ibss_stainfo) */ | |
965 | r8712_indicate_connect(adapter); | |
966 | } | |
967 | } | |
968 | spin_unlock_irqrestore(&pmlmepriv->lock, irqL); | |
969 | } | |
970 | ||
971 | void r8712_stadel_event_callback(struct _adapter *adapter, u8 *pbuf) | |
972 | { | |
973 | unsigned long irqL, irqL2; | |
974 | struct sta_info *psta; | |
975 | struct wlan_network *pwlan = NULL; | |
976 | struct wlan_bssid_ex *pdev_network = NULL; | |
977 | u8 *pibss = NULL; | |
978 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; | |
979 | struct stadel_event *pstadel = (struct stadel_event *)pbuf; | |
980 | struct sta_priv *pstapriv = &adapter->stapriv; | |
981 | struct wlan_network *tgt_network = &pmlmepriv->cur_network; | |
982 | ||
983 | spin_lock_irqsave(&pmlmepriv->lock, irqL2); | |
984 | if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) { | |
985 | r8712_ind_disconnect(adapter); | |
986 | r8712_free_assoc_resources(adapter); | |
987 | } | |
988 | if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE | | |
989 | WIFI_ADHOC_STATE)) { | |
990 | psta = r8712_get_stainfo(&adapter->stapriv, pstadel->macaddr); | |
991 | spin_lock_irqsave(&pstapriv->sta_hash_lock, irqL); | |
992 | r8712_free_stainfo(adapter, psta); | |
993 | spin_unlock_irqrestore(&pstapriv->sta_hash_lock, irqL); | |
994 | if (adapter->stapriv.asoc_sta_count == 1) { | |
995 | /*a sta + bc/mc_stainfo (not Ibss_stainfo) */ | |
996 | pwlan = r8712_find_network(&pmlmepriv->scanned_queue, | |
997 | tgt_network->network.MacAddress); | |
998 | if (pwlan) { | |
999 | pwlan->fixed = false; | |
1000 | free_network_nolock(pmlmepriv, pwlan); | |
1001 | } | |
1002 | /*re-create ibss*/ | |
1003 | pdev_network = &(adapter->registrypriv.dev_network); | |
1004 | pibss = adapter->registrypriv.dev_network.MacAddress; | |
1005 | memcpy(pdev_network, &tgt_network->network, | |
1006 | r8712_get_ndis_wlan_bssid_ex_sz(&tgt_network-> | |
1007 | network)); | |
1008 | memset(&pdev_network->Ssid, 0, | |
1009 | sizeof(struct ndis_802_11_ssid)); | |
1010 | memcpy(&pdev_network->Ssid, | |
1011 | &pmlmepriv->assoc_ssid, | |
1012 | sizeof(struct ndis_802_11_ssid)); | |
1013 | r8712_update_registrypriv_dev_network(adapter); | |
1014 | r8712_generate_random_ibss(pibss); | |
1015 | if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) { | |
1016 | _clr_fwstate_(pmlmepriv, WIFI_ADHOC_STATE); | |
1017 | set_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE); | |
1018 | } | |
1019 | } | |
1020 | } | |
1021 | spin_unlock_irqrestore(&pmlmepriv->lock, irqL2); | |
1022 | } | |
1023 | ||
1024 | void r8712_cpwm_event_callback(struct _adapter *adapter, u8 *pbuf) | |
1025 | { | |
1026 | struct reportpwrstate_parm *preportpwrstate = | |
1027 | (struct reportpwrstate_parm *)pbuf; | |
1028 | ||
1029 | preportpwrstate->state |= (u8)(adapter->pwrctrlpriv.cpwm_tog + 0x80); | |
1030 | r8712_cpwm_int_hdl(adapter, preportpwrstate); | |
1031 | } | |
1032 | ||
1033 | /* When the Netgear 3500 AP is with WPA2PSK-AES mode, it will send | |
1034 | * the ADDBA req frame with start seq control = 0 to wifi client after | |
1035 | * the WPA handshake and the seqence number of following data packet | |
1036 | * will be 0. In this case, the Rx reorder sequence is not longer than 0 | |
1037 | * and the WiFi client will drop the data with seq number 0. | |
1038 | * So, the 8712 firmware has to inform driver with receiving the | |
1039 | * ADDBA-Req frame so that the driver can reset the | |
be10ac2b | 1040 | * sequence value of Rx reorder control. |
2865d42c LF |
1041 | */ |
1042 | void r8712_got_addbareq_event_callback(struct _adapter *adapter, u8 *pbuf) | |
1043 | { | |
1044 | struct ADDBA_Req_Report_parm *pAddbareq_pram = | |
1045 | (struct ADDBA_Req_Report_parm *)pbuf; | |
1046 | struct sta_info *psta; | |
1047 | struct sta_priv *pstapriv = &adapter->stapriv; | |
1048 | struct recv_reorder_ctrl *precvreorder_ctrl = NULL; | |
2865d42c LF |
1049 | |
1050 | printk(KERN_INFO "r8712u: [%s] mac = %pM, seq = %d, tid = %d\n", | |
1051 | __func__, pAddbareq_pram->MacAddress, | |
1052 | pAddbareq_pram->StartSeqNum, pAddbareq_pram->tid); | |
1053 | psta = r8712_get_stainfo(pstapriv, pAddbareq_pram->MacAddress); | |
2e04fc83 LF |
1054 | if (psta) { |
1055 | precvreorder_ctrl = | |
1056 | &psta->recvreorder_ctrl[pAddbareq_pram->tid]; | |
1057 | /* set the indicate_seq to 0xffff so that the rx reorder | |
1058 | * can store any following data packet. | |
1059 | */ | |
1060 | precvreorder_ctrl->indicate_seq = 0xffff; | |
1061 | } | |
2865d42c LF |
1062 | } |
1063 | ||
1064 | void r8712_wpspbc_event_callback(struct _adapter *adapter, u8 *pbuf) | |
1065 | { | |
1066 | if (adapter->securitypriv.wps_hw_pbc_pressed == false) | |
1067 | adapter->securitypriv.wps_hw_pbc_pressed = true; | |
1068 | } | |
1069 | ||
1070 | void _r8712_sitesurvey_ctrl_handler(struct _adapter *adapter) | |
1071 | { | |
1072 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; | |
1073 | struct sitesurvey_ctrl *psitesurveyctrl = &pmlmepriv->sitesurveyctrl; | |
1074 | struct registry_priv *pregistrypriv = &adapter->registrypriv; | |
1075 | u64 current_tx_pkts; | |
1076 | uint current_rx_pkts; | |
1077 | ||
1078 | current_tx_pkts = (adapter->xmitpriv.tx_pkts) - | |
1079 | (psitesurveyctrl->last_tx_pkts); | |
1080 | current_rx_pkts = (adapter->recvpriv.rx_pkts) - | |
1081 | (psitesurveyctrl->last_rx_pkts); | |
1082 | psitesurveyctrl->last_tx_pkts = adapter->xmitpriv.tx_pkts; | |
1083 | psitesurveyctrl->last_rx_pkts = adapter->recvpriv.rx_pkts; | |
1084 | if ((current_tx_pkts > pregistrypriv->busy_thresh) || | |
1085 | (current_rx_pkts > pregistrypriv->busy_thresh)) | |
1086 | psitesurveyctrl->traffic_busy = true; | |
1087 | else | |
1088 | psitesurveyctrl->traffic_busy = false; | |
1089 | } | |
1090 | ||
1091 | void _r8712_join_timeout_handler(struct _adapter *adapter) | |
1092 | { | |
1093 | unsigned long irqL; | |
1094 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; | |
1095 | ||
1096 | if (adapter->bDriverStopped || adapter->bSurpriseRemoved) | |
1097 | return; | |
1098 | spin_lock_irqsave(&pmlmepriv->lock, irqL); | |
1099 | _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING); | |
1100 | pmlmepriv->to_join = false; | |
1101 | if (check_fwstate(pmlmepriv, _FW_LINKED) == true) { | |
1102 | r8712_os_indicate_disconnect(adapter); | |
1103 | _clr_fwstate_(pmlmepriv, _FW_LINKED); | |
1104 | } | |
1105 | if (adapter->pwrctrlpriv.pwr_mode != adapter->registrypriv.power_mgnt) { | |
1106 | r8712_set_ps_mode(adapter, adapter->registrypriv.power_mgnt, | |
1107 | adapter->registrypriv.smart_ps); | |
1108 | } | |
1109 | spin_unlock_irqrestore(&pmlmepriv->lock, irqL); | |
1110 | } | |
1111 | ||
1112 | void r8712_scan_timeout_handler (struct _adapter *adapter) | |
1113 | { | |
1114 | unsigned long irqL; | |
1115 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; | |
1116 | ||
1117 | spin_lock_irqsave(&pmlmepriv->lock, irqL); | |
1118 | _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY); | |
1119 | pmlmepriv->to_join = false; /* scan fail, so clear to_join flag */ | |
1120 | spin_unlock_irqrestore(&pmlmepriv->lock, irqL); | |
1121 | } | |
1122 | ||
1123 | void _r8712_dhcp_timeout_handler (struct _adapter *adapter) | |
1124 | { | |
1125 | if (adapter->bDriverStopped || adapter->bSurpriseRemoved) | |
1126 | return; | |
1127 | if (adapter->pwrctrlpriv.pwr_mode != adapter->registrypriv.power_mgnt) | |
1128 | r8712_set_ps_mode(adapter, adapter->registrypriv.power_mgnt, | |
1129 | adapter->registrypriv.smart_ps); | |
1130 | } | |
1131 | ||
1132 | void _r8712_wdg_timeout_handler(struct _adapter *adapter) | |
1133 | { | |
1134 | r8712_wdg_wk_cmd(adapter); | |
1135 | } | |
1136 | ||
1137 | int r8712_select_and_join_from_scan(struct mlme_priv *pmlmepriv) | |
1138 | { | |
1139 | struct list_head *phead; | |
1140 | unsigned char *dst_ssid, *src_ssid; | |
1141 | struct _adapter *adapter; | |
1142 | struct __queue *queue = NULL; | |
1143 | struct wlan_network *pnetwork = NULL; | |
1144 | struct wlan_network *pnetwork_max_rssi = NULL; | |
1145 | ||
1146 | adapter = (struct _adapter *)pmlmepriv->nic_hdl; | |
1147 | queue = &pmlmepriv->scanned_queue; | |
1148 | phead = get_list_head(queue); | |
1149 | pmlmepriv->pscanned = get_next(phead); | |
1150 | while (1) { | |
1151 | if (end_of_queue_search(phead, pmlmepriv->pscanned) == true) { | |
1152 | if ((pmlmepriv->assoc_by_rssi == true) && | |
1153 | (pnetwork_max_rssi != NULL)) { | |
1154 | pnetwork = pnetwork_max_rssi; | |
1155 | goto ask_for_joinbss; | |
1156 | } | |
1157 | return _FAIL; | |
1158 | } | |
1159 | pnetwork = LIST_CONTAINOR(pmlmepriv->pscanned, | |
1160 | struct wlan_network, list); | |
1161 | if (pnetwork == NULL) | |
1162 | return _FAIL; | |
1163 | pmlmepriv->pscanned = get_next(pmlmepriv->pscanned); | |
1164 | if (pmlmepriv->assoc_by_bssid == true) { | |
1165 | dst_ssid = pnetwork->network.MacAddress; | |
1166 | src_ssid = pmlmepriv->assoc_bssid; | |
1167 | if (!memcmp(dst_ssid, src_ssid, ETH_ALEN)) { | |
1168 | if (check_fwstate(pmlmepriv, _FW_LINKED)) { | |
1169 | if (is_same_network(&pmlmepriv-> | |
1170 | cur_network.network, | |
1171 | &pnetwork->network)) { | |
1172 | _clr_fwstate_(pmlmepriv, | |
1173 | _FW_UNDER_LINKING); | |
1174 | /*r8712_indicate_connect again*/ | |
1175 | r8712_indicate_connect(adapter); | |
1176 | return 2; | |
1177 | } | |
1178 | r8712_disassoc_cmd(adapter); | |
1179 | r8712_ind_disconnect(adapter); | |
1180 | r8712_free_assoc_resources(adapter); | |
1181 | } | |
1182 | goto ask_for_joinbss; | |
1183 | } | |
1184 | } else if (pmlmepriv->assoc_ssid.SsidLength == 0) | |
1185 | goto ask_for_joinbss; | |
1186 | dst_ssid = pnetwork->network.Ssid.Ssid; | |
1187 | src_ssid = pmlmepriv->assoc_ssid.Ssid; | |
1188 | if ((pnetwork->network.Ssid.SsidLength == | |
1189 | pmlmepriv->assoc_ssid.SsidLength) && | |
1190 | (!memcmp(dst_ssid, src_ssid, | |
1191 | pmlmepriv->assoc_ssid.SsidLength))) { | |
1192 | if (pmlmepriv->assoc_by_rssi == true) { | |
1193 | /* if the ssid is the same, select the bss | |
1194 | * which has the max rssi*/ | |
1195 | if (pnetwork_max_rssi) { | |
1196 | if (pnetwork->network.Rssi > | |
1197 | pnetwork_max_rssi->network.Rssi) | |
1198 | pnetwork_max_rssi = pnetwork; | |
1199 | } else | |
1200 | pnetwork_max_rssi = pnetwork; | |
1201 | } else if (is_desired_network(adapter, pnetwork)) { | |
1202 | if (check_fwstate(pmlmepriv, _FW_LINKED)) { | |
1203 | r8712_disassoc_cmd(adapter); | |
1204 | r8712_free_assoc_resources(adapter); | |
1205 | } | |
1206 | goto ask_for_joinbss; | |
1207 | } | |
1208 | } | |
1209 | } | |
1210 | return _FAIL; | |
1211 | ask_for_joinbss: | |
1212 | return r8712_joinbss_cmd(adapter, pnetwork); | |
1213 | } | |
1214 | ||
1215 | sint r8712_set_auth(struct _adapter *adapter, | |
1216 | struct security_priv *psecuritypriv) | |
1217 | { | |
1218 | struct cmd_priv *pcmdpriv = &adapter->cmdpriv; | |
1219 | struct cmd_obj *pcmd; | |
1220 | struct setauth_parm *psetauthparm; | |
1221 | sint ret = _SUCCESS; | |
1222 | ||
1223 | pcmd = (struct cmd_obj *)_malloc(sizeof(struct cmd_obj)); | |
1224 | if (pcmd == NULL) | |
1225 | return _FAIL; | |
1226 | ||
1227 | psetauthparm = (struct setauth_parm *)_malloc( | |
1228 | sizeof(struct setauth_parm)); | |
1229 | if (psetauthparm == NULL) { | |
1230 | kfree((unsigned char *)pcmd); | |
1231 | return _FAIL; | |
1232 | } | |
1233 | memset(psetauthparm, 0, sizeof(struct setauth_parm)); | |
1234 | psetauthparm->mode = (u8)psecuritypriv->AuthAlgrthm; | |
1235 | pcmd->cmdcode = _SetAuth_CMD_; | |
1236 | pcmd->parmbuf = (unsigned char *)psetauthparm; | |
1237 | pcmd->cmdsz = sizeof(struct setauth_parm); | |
1238 | pcmd->rsp = NULL; | |
1239 | pcmd->rspsz = 0; | |
1240 | _init_listhead(&pcmd->list); | |
1241 | r8712_enqueue_cmd(pcmdpriv, pcmd); | |
1242 | return ret; | |
1243 | } | |
1244 | ||
1245 | sint r8712_set_key(struct _adapter *adapter, | |
1246 | struct security_priv *psecuritypriv, | |
1247 | sint keyid) | |
1248 | { | |
1249 | struct cmd_priv *pcmdpriv = &adapter->cmdpriv; | |
1250 | struct cmd_obj *pcmd; | |
1251 | struct setkey_parm *psetkeyparm; | |
1252 | u8 keylen; | |
1253 | ||
1254 | pcmd = (struct cmd_obj *)_malloc(sizeof(struct cmd_obj)); | |
1255 | if (pcmd == NULL) | |
1256 | return _FAIL; | |
1257 | psetkeyparm = (struct setkey_parm *)_malloc(sizeof(struct setkey_parm)); | |
1258 | if (psetkeyparm == NULL) { | |
1259 | kfree((unsigned char *)pcmd); | |
1260 | return _FAIL; | |
1261 | } | |
1262 | memset(psetkeyparm, 0, sizeof(struct setkey_parm)); | |
1263 | if (psecuritypriv->AuthAlgrthm == 2) { /* 802.1X */ | |
1264 | psetkeyparm->algorithm = | |
1265 | (u8)psecuritypriv->XGrpPrivacy; | |
1266 | } else { /* WEP */ | |
1267 | psetkeyparm->algorithm = | |
1268 | (u8)psecuritypriv->PrivacyAlgrthm; | |
1269 | } | |
1270 | psetkeyparm->keyid = (u8)keyid; | |
1271 | ||
1272 | switch (psetkeyparm->algorithm) { | |
1273 | case _WEP40_: | |
1274 | keylen = 5; | |
1275 | memcpy(psetkeyparm->key, | |
1276 | psecuritypriv->DefKey[keyid].skey, keylen); | |
1277 | break; | |
1278 | case _WEP104_: | |
1279 | keylen = 13; | |
1280 | memcpy(psetkeyparm->key, | |
1281 | psecuritypriv->DefKey[keyid].skey, keylen); | |
1282 | break; | |
1283 | case _TKIP_: | |
447ff886 LF |
1284 | if (keyid < 1 || keyid > 2) |
1285 | return _FAIL; | |
2865d42c LF |
1286 | keylen = 16; |
1287 | memcpy(psetkeyparm->key, | |
1288 | &psecuritypriv->XGrpKey[keyid - 1], keylen); | |
1289 | psetkeyparm->grpkey = 1; | |
1290 | break; | |
1291 | case _AES_: | |
447ff886 LF |
1292 | if (keyid < 1 || keyid > 2) |
1293 | return _FAIL; | |
2865d42c LF |
1294 | keylen = 16; |
1295 | memcpy(psetkeyparm->key, | |
1296 | &psecuritypriv->XGrpKey[keyid - 1], keylen); | |
1297 | psetkeyparm->grpkey = 1; | |
1298 | break; | |
1299 | default: | |
1300 | return _FAIL; | |
1301 | } | |
1302 | pcmd->cmdcode = _SetKey_CMD_; | |
1303 | pcmd->parmbuf = (u8 *)psetkeyparm; | |
1304 | pcmd->cmdsz = (sizeof(struct setkey_parm)); | |
1305 | pcmd->rsp = NULL; | |
1306 | pcmd->rspsz = 0; | |
1307 | _init_listhead(&pcmd->list); | |
1308 | r8712_enqueue_cmd(pcmdpriv, pcmd); | |
1309 | return _SUCCESS; | |
1310 | } | |
1311 | ||
1312 | /* adjust IEs for r8712_joinbss_cmd in WMM */ | |
1313 | int r8712_restruct_wmm_ie(struct _adapter *adapter, u8 *in_ie, u8 *out_ie, | |
1314 | uint in_len, uint initial_out_len) | |
1315 | { | |
1316 | unsigned int ielength = 0; | |
1317 | unsigned int i, j; | |
1318 | ||
1319 | i = 12; /* after the fixed IE */ | |
1320 | while (i < in_len) { | |
1321 | ielength = initial_out_len; | |
1322 | if (in_ie[i] == 0xDD && in_ie[i + 2] == 0x00 && | |
1323 | in_ie[i + 3] == 0x50 && in_ie[i + 4] == 0xF2 && | |
1324 | in_ie[i + 5] == 0x02 && i + 5 < in_len) { | |
1325 | /*WMM element ID and OUI*/ | |
1326 | for (j = i; j < i + 9; j++) { | |
1327 | out_ie[ielength] = in_ie[j]; | |
1328 | ielength++; | |
1329 | } | |
1330 | out_ie[initial_out_len + 1] = 0x07; | |
1331 | out_ie[initial_out_len + 6] = 0x00; | |
1332 | out_ie[initial_out_len + 8] = 0x00; | |
1333 | break; | |
1334 | } | |
1335 | i += (in_ie[i + 1] + 2); /* to the next IE element */ | |
1336 | } | |
1337 | return ielength; | |
1338 | } | |
1339 | ||
1340 | /* | |
1341 | * Ported from 8185: IsInPreAuthKeyList(). | |
1342 | * | |
1343 | * Search by BSSID, | |
1344 | * Return Value: | |
1345 | * -1 :if there is no pre-auth key in the table | |
1346 | * >=0 :if there is pre-auth key, and return the entry id | |
1347 | */ | |
1348 | static int SecIsInPMKIDList(struct _adapter *Adapter, u8 *bssid) | |
1349 | { | |
1350 | struct security_priv *psecuritypriv = &Adapter->securitypriv; | |
1351 | int i = 0; | |
1352 | ||
1353 | do { | |
1354 | if (psecuritypriv->PMKIDList[i].bUsed && | |
1355 | (!memcmp(psecuritypriv->PMKIDList[i].Bssid, | |
1356 | bssid, ETH_ALEN))) | |
1357 | break; | |
1358 | else | |
1359 | i++; | |
1360 | } while (i < NUM_PMKID_CACHE); | |
1361 | ||
1362 | if (i == NUM_PMKID_CACHE) { | |
1363 | i = -1; /* Could not find. */ | |
1364 | } else { | |
1365 | ; /* There is one Pre-Authentication Key for the | |
1366 | * specific BSSID. */ | |
1367 | } | |
1368 | return i; | |
1369 | } | |
1370 | ||
1371 | sint r8712_restruct_sec_ie(struct _adapter *adapter, u8 *in_ie, | |
1372 | u8 *out_ie, uint in_len) | |
1373 | { | |
1374 | u8 authmode = 0, securitytype, match; | |
1375 | u8 sec_ie[255], uncst_oui[4], bkup_ie[255]; | |
1376 | u8 wpa_oui[4] = {0x0, 0x50, 0xf2, 0x01}; | |
1377 | uint ielength, cnt, remove_cnt; | |
1378 | int iEntry; | |
1379 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; | |
1380 | struct security_priv *psecuritypriv = &adapter->securitypriv; | |
1381 | uint ndisauthmode = psecuritypriv->ndisauthtype; | |
1382 | uint ndissecuritytype = psecuritypriv->ndisencryptstatus; | |
1383 | ||
1384 | if ((ndisauthmode == Ndis802_11AuthModeWPA) || | |
1385 | (ndisauthmode == Ndis802_11AuthModeWPAPSK)) { | |
1386 | authmode = _WPA_IE_ID_; | |
1387 | uncst_oui[0] = 0x0; | |
1388 | uncst_oui[1] = 0x50; | |
1389 | uncst_oui[2] = 0xf2; | |
1390 | } | |
1391 | if ((ndisauthmode == Ndis802_11AuthModeWPA2) || | |
1392 | (ndisauthmode == Ndis802_11AuthModeWPA2PSK)) { | |
1393 | authmode = _WPA2_IE_ID_; | |
1394 | uncst_oui[0] = 0x0; | |
1395 | uncst_oui[1] = 0x0f; | |
1396 | uncst_oui[2] = 0xac; | |
1397 | } | |
1398 | switch (ndissecuritytype) { | |
1399 | case Ndis802_11Encryption1Enabled: | |
1400 | case Ndis802_11Encryption1KeyAbsent: | |
1401 | securitytype = _WEP40_; | |
1402 | uncst_oui[3] = 0x1; | |
1403 | break; | |
1404 | case Ndis802_11Encryption2Enabled: | |
1405 | case Ndis802_11Encryption2KeyAbsent: | |
1406 | securitytype = _TKIP_; | |
1407 | uncst_oui[3] = 0x2; | |
1408 | break; | |
1409 | case Ndis802_11Encryption3Enabled: | |
1410 | case Ndis802_11Encryption3KeyAbsent: | |
1411 | securitytype = _AES_; | |
1412 | uncst_oui[3] = 0x4; | |
1413 | break; | |
1414 | default: | |
1415 | securitytype = _NO_PRIVACY_; | |
1416 | break; | |
1417 | } | |
1418 | /*Search required WPA or WPA2 IE and copy to sec_ie[] */ | |
1419 | cnt = 12; | |
1420 | match = false; | |
1421 | while (cnt < in_len) { | |
1422 | if (in_ie[cnt] == authmode) { | |
1423 | if ((authmode == _WPA_IE_ID_) && | |
1424 | (!memcmp(&in_ie[cnt+2], &wpa_oui[0], 4))) { | |
1425 | memcpy(&sec_ie[0], &in_ie[cnt], | |
1426 | in_ie[cnt + 1] + 2); | |
1427 | match = true; | |
1428 | break; | |
1429 | } | |
1430 | if (authmode == _WPA2_IE_ID_) { | |
1431 | memcpy(&sec_ie[0], &in_ie[cnt], | |
1432 | in_ie[cnt + 1] + 2); | |
1433 | match = true; | |
1434 | break; | |
1435 | } | |
1436 | if (((authmode == _WPA_IE_ID_) && | |
1437 | (!memcmp(&in_ie[cnt + 2], &wpa_oui[0], 4))) || | |
1438 | (authmode == _WPA2_IE_ID_)) | |
1439 | memcpy(&bkup_ie[0], &in_ie[cnt], | |
1440 | in_ie[cnt + 1] + 2); | |
1441 | } | |
1442 | cnt += in_ie[cnt+1] + 2; /*get next*/ | |
1443 | } | |
1444 | /*restruct WPA IE or WPA2 IE in sec_ie[] */ | |
1445 | if (match == true) { | |
1446 | if (sec_ie[0] == _WPA_IE_ID_) { | |
1447 | /* parsing SSN IE to select required encryption | |
1448 | * algorithm, and set the bc/mc encryption algorithm */ | |
1449 | while (true) { | |
1450 | /*check wpa_oui tag*/ | |
1451 | if (memcmp(&sec_ie[2], &wpa_oui[0], 4)) { | |
1452 | match = false; | |
1453 | break; | |
1454 | } | |
1455 | if ((sec_ie[6] != 0x01) || (sec_ie[7] != 0x0)) { | |
1456 | /*IE Ver error*/ | |
1457 | match = false; | |
1458 | break; | |
1459 | } | |
1460 | if (!memcmp(&sec_ie[8], &wpa_oui[0], 3)) { | |
1461 | /* get bc/mc encryption type (group | |
1462 | * key type)*/ | |
1463 | switch (sec_ie[11]) { | |
1464 | case 0x0: /*none*/ | |
1465 | psecuritypriv->XGrpPrivacy = | |
1466 | _NO_PRIVACY_; | |
1467 | break; | |
1468 | case 0x1: /*WEP_40*/ | |
1469 | psecuritypriv->XGrpPrivacy = | |
1470 | _WEP40_; | |
1471 | break; | |
1472 | case 0x2: /*TKIP*/ | |
1473 | psecuritypriv->XGrpPrivacy = | |
1474 | _TKIP_; | |
1475 | break; | |
1476 | case 0x3: /*AESCCMP*/ | |
1477 | case 0x4: | |
1478 | psecuritypriv->XGrpPrivacy = | |
1479 | _AES_; | |
1480 | break; | |
1481 | case 0x5: /*WEP_104*/ | |
1482 | psecuritypriv->XGrpPrivacy = | |
1483 | _WEP104_; | |
1484 | break; | |
1485 | } | |
1486 | } else { | |
1487 | match = false; | |
1488 | break; | |
1489 | } | |
1490 | if (sec_ie[12] == 0x01) { | |
1491 | /*check the unicast encryption type*/ | |
1492 | if (memcmp(&sec_ie[14], | |
1493 | &uncst_oui[0], 4)) { | |
1494 | match = false; | |
1495 | break; | |
1496 | ||
1497 | } /*else the uncst_oui is match*/ | |
1498 | } else { /*mixed mode, unicast_enc_type > 1*/ | |
1499 | /*select the uncst_oui and remove | |
1500 | * the other uncst_oui*/ | |
1501 | cnt = sec_ie[12]; | |
1502 | remove_cnt = (cnt-1) * 4; | |
1503 | sec_ie[12] = 0x01; | |
1504 | memcpy(&sec_ie[14], &uncst_oui[0], 4); | |
1505 | /*remove the other unicast suit*/ | |
1506 | memcpy(&sec_ie[18], | |
1507 | &sec_ie[18 + remove_cnt], | |
1508 | sec_ie[1] - 18 + 2 - | |
1509 | remove_cnt); | |
1510 | sec_ie[1] = sec_ie[1] - remove_cnt; | |
1511 | } | |
1512 | break; | |
1513 | } | |
1514 | } | |
1515 | if (authmode == _WPA2_IE_ID_) { | |
1516 | /* parsing RSN IE to select required encryption | |
1517 | * algorithm, and set the bc/mc encryption algorithm */ | |
1518 | while (true) { | |
1519 | if ((sec_ie[2] != 0x01) || (sec_ie[3] != 0x0)) { | |
1520 | /*IE Ver error*/ | |
1521 | match = false; | |
1522 | break; | |
1523 | } | |
1524 | if (!memcmp(&sec_ie[4], &uncst_oui[0], 3)) { | |
1525 | /*get bc/mc encryption type*/ | |
1526 | switch (sec_ie[7]) { | |
1527 | case 0x1: /*WEP_40*/ | |
1528 | psecuritypriv->XGrpPrivacy = | |
1529 | _WEP40_; | |
1530 | break; | |
1531 | case 0x2: /*TKIP*/ | |
1532 | psecuritypriv->XGrpPrivacy = | |
1533 | _TKIP_; | |
1534 | break; | |
1535 | case 0x4: /*AESWRAP*/ | |
1536 | psecuritypriv->XGrpPrivacy = | |
1537 | _AES_; | |
1538 | break; | |
1539 | case 0x5: /*WEP_104*/ | |
1540 | psecuritypriv->XGrpPrivacy = | |
1541 | _WEP104_; | |
1542 | break; | |
1543 | default: /*one*/ | |
1544 | psecuritypriv->XGrpPrivacy = | |
1545 | _NO_PRIVACY_; | |
1546 | break; | |
1547 | } | |
1548 | } else { | |
1549 | match = false; | |
1550 | break; | |
1551 | } | |
1552 | if (sec_ie[8] == 0x01) { | |
1553 | /*check the unicast encryption type*/ | |
1554 | if (memcmp(&sec_ie[10], | |
1555 | &uncst_oui[0], 4)) { | |
1556 | match = false; | |
1557 | break; | |
1558 | } /*else the uncst_oui is match*/ | |
1559 | } else { /*mixed mode, unicast_enc_type > 1*/ | |
1560 | /*select the uncst_oui and remove the | |
1561 | * other uncst_oui*/ | |
1562 | cnt = sec_ie[8]; | |
1563 | remove_cnt = (cnt-1)*4; | |
1564 | sec_ie[8] = 0x01; | |
1565 | memcpy(&sec_ie[10], &uncst_oui[0], 4); | |
1566 | /*remove the other unicast suit*/ | |
1567 | memcpy(&sec_ie[14], | |
1568 | &sec_ie[14 + remove_cnt], | |
1569 | (sec_ie[1] - 14 + 2 - | |
1570 | remove_cnt)); | |
1571 | sec_ie[1] = sec_ie[1]-remove_cnt; | |
1572 | } | |
1573 | break; | |
1574 | } | |
1575 | } | |
1576 | } | |
1577 | if ((authmode == _WPA_IE_ID_) || (authmode == _WPA2_IE_ID_)) { | |
1578 | /*copy fixed ie*/ | |
1579 | memcpy(out_ie, in_ie, 12); | |
1580 | ielength = 12; | |
1581 | /*copy RSN or SSN*/ | |
1582 | if (match == true) { | |
1583 | memcpy(&out_ie[ielength], &sec_ie[0], sec_ie[1]+2); | |
1584 | ielength += sec_ie[1] + 2; | |
1585 | if (authmode == _WPA2_IE_ID_) { | |
1586 | /*the Pre-Authentication bit should be zero*/ | |
1587 | out_ie[ielength - 1] = 0; | |
1588 | out_ie[ielength - 2] = 0; | |
1589 | } | |
1590 | r8712_report_sec_ie(adapter, authmode, sec_ie); | |
1591 | } | |
1592 | } else { | |
1593 | /*copy fixed ie only*/ | |
1594 | memcpy(out_ie, in_ie, 12); | |
1595 | ielength = 12; | |
1596 | if (psecuritypriv->wps_phase == true) { | |
1597 | memcpy(out_ie+ielength, psecuritypriv->wps_ie, | |
1598 | psecuritypriv->wps_ie_len); | |
1599 | ielength += psecuritypriv->wps_ie_len; | |
1600 | } | |
1601 | } | |
1602 | iEntry = SecIsInPMKIDList(adapter, pmlmepriv->assoc_bssid); | |
1603 | if (iEntry < 0) | |
1604 | return ielength; | |
1605 | else { | |
1606 | if (authmode == _WPA2_IE_ID_) { | |
1607 | out_ie[ielength] = 1; | |
1608 | ielength++; | |
1609 | out_ie[ielength] = 0; /*PMKID count = 0x0100*/ | |
1610 | ielength++; | |
1611 | memcpy(&out_ie[ielength], | |
1612 | &psecuritypriv->PMKIDList[iEntry].PMKID, 16); | |
1613 | ielength += 16; | |
1614 | out_ie[13] += 18;/*PMKID length = 2+16*/ | |
1615 | } | |
1616 | } | |
1617 | return ielength; | |
1618 | } | |
1619 | ||
1620 | void r8712_init_registrypriv_dev_network(struct _adapter *adapter) | |
1621 | { | |
1622 | struct registry_priv *pregistrypriv = &adapter->registrypriv; | |
1623 | struct eeprom_priv *peepriv = &adapter->eeprompriv; | |
1624 | struct wlan_bssid_ex *pdev_network = &pregistrypriv->dev_network; | |
1625 | u8 *myhwaddr = myid(peepriv); | |
1626 | ||
1627 | memcpy(pdev_network->MacAddress, myhwaddr, ETH_ALEN); | |
1628 | memcpy(&pdev_network->Ssid, &pregistrypriv->ssid, | |
1629 | sizeof(struct ndis_802_11_ssid)); | |
1630 | pdev_network->Configuration.Length = | |
1631 | sizeof(struct NDIS_802_11_CONFIGURATION); | |
1632 | pdev_network->Configuration.BeaconPeriod = 100; | |
1633 | pdev_network->Configuration.FHConfig.Length = 0; | |
1634 | pdev_network->Configuration.FHConfig.HopPattern = 0; | |
1635 | pdev_network->Configuration.FHConfig.HopSet = 0; | |
1636 | pdev_network->Configuration.FHConfig.DwellTime = 0; | |
1637 | } | |
1638 | ||
1639 | void r8712_update_registrypriv_dev_network(struct _adapter *adapter) | |
1640 | { | |
1641 | int sz = 0; | |
1642 | struct registry_priv *pregistrypriv = &adapter->registrypriv; | |
1643 | struct wlan_bssid_ex *pdev_network = &pregistrypriv->dev_network; | |
1644 | struct security_priv *psecuritypriv = &adapter->securitypriv; | |
1645 | struct wlan_network *cur_network = &adapter->mlmepriv.cur_network; | |
1646 | ||
1647 | pdev_network->Privacy = cpu_to_le32(psecuritypriv->PrivacyAlgrthm | |
1648 | > 0 ? 1 : 0) ; /* adhoc no 802.1x */ | |
1649 | pdev_network->Rssi = 0; | |
1650 | switch (pregistrypriv->wireless_mode) { | |
1651 | case WIRELESS_11B: | |
1652 | pdev_network->NetworkTypeInUse = cpu_to_le32(Ndis802_11DS); | |
1653 | break; | |
1654 | case WIRELESS_11G: | |
1655 | case WIRELESS_11BG: | |
1656 | pdev_network->NetworkTypeInUse = cpu_to_le32(Ndis802_11OFDM24); | |
1657 | break; | |
1658 | case WIRELESS_11A: | |
1659 | pdev_network->NetworkTypeInUse = cpu_to_le32(Ndis802_11OFDM5); | |
1660 | break; | |
1661 | default: | |
1662 | /* TODO */ | |
1663 | break; | |
1664 | } | |
1665 | pdev_network->Configuration.DSConfig = cpu_to_le32( | |
1666 | pregistrypriv->channel); | |
1667 | if (cur_network->network.InfrastructureMode == Ndis802_11IBSS) | |
1668 | pdev_network->Configuration.ATIMWindow = cpu_to_le32(3); | |
1669 | pdev_network->InfrastructureMode = cpu_to_le32( | |
1670 | cur_network->network.InfrastructureMode); | |
1671 | /* 1. Supported rates | |
1672 | * 2. IE | |
1673 | */ | |
ee5b1aad | 1674 | sz = r8712_generate_ie(pregistrypriv); |
2865d42c LF |
1675 | pdev_network->IELength = sz; |
1676 | pdev_network->Length = r8712_get_ndis_wlan_bssid_ex_sz( | |
1677 | (struct ndis_wlan_bssid_ex *)pdev_network); | |
1678 | } | |
1679 | ||
25985edc | 1680 | /*the function is at passive_level*/ |
2865d42c LF |
1681 | void r8712_joinbss_reset(struct _adapter *padapter) |
1682 | { | |
1683 | int i; | |
1684 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; | |
1685 | struct ht_priv *phtpriv = &pmlmepriv->htpriv; | |
1686 | ||
1687 | /* todo: if you want to do something io/reg/hw setting before join_bss, | |
1688 | * please add code here */ | |
1689 | phtpriv->ampdu_enable = false;/*reset to disabled*/ | |
1690 | for (i = 0; i < 16; i++) | |
1691 | phtpriv->baddbareq_issued[i] = false;/*reset it*/ | |
1692 | if (phtpriv->ht_option) { | |
1693 | /* validate usb rx aggregation */ | |
1694 | r8712_write8(padapter, 0x102500D9, 48);/*TH = 48 pages, 6k*/ | |
1695 | } else { | |
1696 | /* invalidate usb rx aggregation */ | |
1697 | /* TH=1 => means that invalidate usb rx aggregation */ | |
1698 | r8712_write8(padapter, 0x102500D9, 1); | |
1699 | } | |
1700 | } | |
1701 | ||
1702 | /*the function is >= passive_level*/ | |
1703 | unsigned int r8712_restructure_ht_ie(struct _adapter *padapter, u8 *in_ie, | |
1704 | u8 *out_ie, uint in_len, uint *pout_len) | |
1705 | { | |
1706 | u32 ielen, out_len; | |
1707 | unsigned char *p, *pframe; | |
1708 | struct ieee80211_ht_cap ht_capie; | |
1709 | unsigned char WMM_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x00, 0x01, 0x00}; | |
1710 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; | |
1711 | struct qos_priv *pqospriv = &pmlmepriv->qospriv; | |
1712 | struct ht_priv *phtpriv = &pmlmepriv->htpriv; | |
1713 | ||
1714 | phtpriv->ht_option = 0; | |
1715 | p = r8712_get_ie(in_ie+12, _HT_CAPABILITY_IE_, &ielen, in_len-12); | |
1716 | if (p && (ielen > 0)) { | |
1717 | if (pqospriv->qos_option == 0) { | |
1718 | out_len = *pout_len; | |
1719 | pframe = r8712_set_ie(out_ie+out_len, | |
1720 | _VENDOR_SPECIFIC_IE_, | |
1721 | _WMM_IE_Length_, | |
1722 | WMM_IE, pout_len); | |
1723 | pqospriv->qos_option = 1; | |
1724 | } | |
1725 | out_len = *pout_len; | |
1726 | memset(&ht_capie, 0, sizeof(struct ieee80211_ht_cap)); | |
1727 | ht_capie.cap_info = IEEE80211_HT_CAP_SUP_WIDTH | | |
1728 | IEEE80211_HT_CAP_SGI_20 | | |
1729 | IEEE80211_HT_CAP_SGI_40 | | |
1730 | IEEE80211_HT_CAP_TX_STBC | | |
1731 | IEEE80211_HT_CAP_MAX_AMSDU | | |
1732 | IEEE80211_HT_CAP_DSSSCCK40; | |
1733 | ht_capie.ampdu_params_info = (IEEE80211_HT_CAP_AMPDU_FACTOR & | |
1734 | 0x03) | (IEEE80211_HT_CAP_AMPDU_DENSITY & 0x00); | |
1735 | pframe = r8712_set_ie(out_ie+out_len, _HT_CAPABILITY_IE_, | |
1736 | sizeof(struct ieee80211_ht_cap), | |
1737 | (unsigned char *)&ht_capie, pout_len); | |
1738 | phtpriv->ht_option = 1; | |
1739 | } | |
1740 | return phtpriv->ht_option; | |
1741 | } | |
1742 | ||
25985edc | 1743 | /* the function is > passive_level (in critical_section) */ |
2865d42c LF |
1744 | static void update_ht_cap(struct _adapter *padapter, u8 *pie, uint ie_len) |
1745 | { | |
1746 | u8 *p, max_ampdu_sz; | |
1747 | int i, len; | |
1748 | struct sta_info *bmc_sta, *psta; | |
1749 | struct ieee80211_ht_cap *pht_capie; | |
1750 | struct ieee80211_ht_addt_info *pht_addtinfo; | |
1751 | struct recv_reorder_ctrl *preorder_ctrl; | |
1752 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; | |
1753 | struct ht_priv *phtpriv = &pmlmepriv->htpriv; | |
1754 | struct registry_priv *pregistrypriv = &padapter->registrypriv; | |
1755 | struct wlan_network *pcur_network = &(pmlmepriv->cur_network); | |
1756 | ||
1757 | if (!phtpriv->ht_option) | |
1758 | return; | |
1759 | /* maybe needs check if ap supports rx ampdu. */ | |
1760 | if ((phtpriv->ampdu_enable == false) && | |
1761 | (pregistrypriv->ampdu_enable == 1)) | |
1762 | phtpriv->ampdu_enable = true; | |
1763 | /*check Max Rx A-MPDU Size*/ | |
1764 | len = 0; | |
1765 | p = r8712_get_ie(pie + sizeof(struct NDIS_802_11_FIXED_IEs), | |
1766 | _HT_CAPABILITY_IE_, | |
1767 | &len, ie_len - | |
1768 | sizeof(struct NDIS_802_11_FIXED_IEs)); | |
1769 | if (p && len > 0) { | |
1770 | pht_capie = (struct ieee80211_ht_cap *)(p+2); | |
1771 | max_ampdu_sz = (pht_capie->ampdu_params_info & | |
1772 | IEEE80211_HT_CAP_AMPDU_FACTOR); | |
1773 | /* max_ampdu_sz (kbytes); */ | |
1774 | max_ampdu_sz = 1 << (max_ampdu_sz+3); | |
1775 | phtpriv->rx_ampdu_maxlen = max_ampdu_sz; | |
1776 | } | |
1777 | /* for A-MPDU Rx reordering buffer control for bmc_sta & sta_info | |
be10ac2b | 1778 | * if A-MPDU Rx is enabled, resetting rx_ordering_ctrl |
2865d42c LF |
1779 | * wstart_b(indicate_seq) to default value=0xffff |
1780 | * todo: check if AP can send A-MPDU packets | |
1781 | */ | |
1782 | bmc_sta = r8712_get_bcmc_stainfo(padapter); | |
1783 | if (bmc_sta) { | |
1784 | for (i = 0; i < 16; i++) { | |
1785 | preorder_ctrl = &bmc_sta->recvreorder_ctrl[i]; | |
1786 | preorder_ctrl->indicate_seq = 0xffff; | |
1787 | preorder_ctrl->wend_b = 0xffff; | |
1788 | } | |
1789 | } | |
1790 | psta = r8712_get_stainfo(&padapter->stapriv, | |
1791 | pcur_network->network.MacAddress); | |
1792 | if (psta) { | |
1793 | for (i = 0; i < 16 ; i++) { | |
1794 | preorder_ctrl = &psta->recvreorder_ctrl[i]; | |
1795 | preorder_ctrl->indicate_seq = 0xffff; | |
1796 | preorder_ctrl->wend_b = 0xffff; | |
1797 | } | |
1798 | } | |
1799 | len = 0; | |
1800 | p = r8712_get_ie(pie + sizeof(struct NDIS_802_11_FIXED_IEs), | |
1801 | _HT_ADD_INFO_IE_, &len, | |
1802 | ie_len-sizeof(struct NDIS_802_11_FIXED_IEs)); | |
1803 | if (p && len > 0) | |
1804 | pht_addtinfo = (struct ieee80211_ht_addt_info *)(p + 2); | |
1805 | } | |
1806 | ||
1807 | void r8712_issue_addbareq_cmd(struct _adapter *padapter, int priority) | |
1808 | { | |
1809 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; | |
1810 | struct ht_priv *phtpriv = &pmlmepriv->htpriv; | |
1811 | ||
1812 | if ((phtpriv->ht_option == 1) && (phtpriv->ampdu_enable == true)) { | |
1813 | if (phtpriv->baddbareq_issued[priority] == false) { | |
1814 | r8712_addbareq_cmd(padapter, (u8)priority); | |
1815 | phtpriv->baddbareq_issued[priority] = true; | |
1816 | } | |
1817 | } | |
1818 | } |