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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 | ||
3cd84fbd WY |
31 | #include <linux/etherdevice.h> |
32 | ||
2865d42c LF |
33 | #include "osdep_service.h" |
34 | #include "drv_types.h" | |
35 | #include "recv_osdep.h" | |
36 | #include "xmit_osdep.h" | |
37 | #include "mlme_osdep.h" | |
38 | #include "sta_info.h" | |
39 | #include "wifi.h" | |
40 | #include "wlan_bssdef.h" | |
41 | ||
42 | static void update_ht_cap(struct _adapter *padapter, u8 *pie, uint ie_len); | |
43 | ||
44 | static sint _init_mlme_priv(struct _adapter *padapter) | |
45 | { | |
46 | sint i; | |
47 | u8 *pbuf; | |
48 | struct wlan_network *pnetwork; | |
49 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; | |
50 | ||
51 | memset((u8 *)pmlmepriv, 0, sizeof(struct mlme_priv)); | |
52 | pmlmepriv->nic_hdl = (u8 *)padapter; | |
53 | pmlmepriv->pscanned = NULL; | |
54 | pmlmepriv->fw_state = 0; | |
55 | pmlmepriv->cur_network.network.InfrastructureMode = | |
56 | Ndis802_11AutoUnknown; | |
ee5b1aad AB |
57 | /* Maybe someday we should rename this variable to "active_mode"(Jeff)*/ |
58 | pmlmepriv->passive_mode = 1; /* 1: active, 0: passive. */ | |
2865d42c LF |
59 | spin_lock_init(&(pmlmepriv->lock)); |
60 | spin_lock_init(&(pmlmepriv->lock2)); | |
61 | _init_queue(&(pmlmepriv->free_bss_pool)); | |
62 | _init_queue(&(pmlmepriv->scanned_queue)); | |
63 | set_scanned_network_val(pmlmepriv, 0); | |
64 | memset(&pmlmepriv->assoc_ssid, 0, sizeof(struct ndis_802_11_ssid)); | |
91d435fe VO |
65 | pbuf = kmalloc(MAX_BSS_CNT * (sizeof(struct wlan_network)), |
66 | GFP_ATOMIC); | |
2865d42c LF |
67 | if (pbuf == NULL) |
68 | return _FAIL; | |
69 | pmlmepriv->free_bss_buf = pbuf; | |
70 | pnetwork = (struct wlan_network *)pbuf; | |
71 | for (i = 0; i < MAX_BSS_CNT; i++) { | |
534c4acd | 72 | INIT_LIST_HEAD(&(pnetwork->list)); |
fdfbf789 | 73 | list_add_tail(&(pnetwork->list), |
2865d42c LF |
74 | &(pmlmepriv->free_bss_pool.queue)); |
75 | pnetwork++; | |
76 | } | |
77 | pmlmepriv->sitesurveyctrl.last_rx_pkts = 0; | |
78 | pmlmepriv->sitesurveyctrl.last_tx_pkts = 0; | |
79 | pmlmepriv->sitesurveyctrl.traffic_busy = false; | |
80 | /* allocate DMA-able/Non-Page memory for cmd_buf and rsp_buf */ | |
81 | r8712_init_mlme_timer(padapter); | |
82 | return _SUCCESS; | |
83 | } | |
84 | ||
85 | struct wlan_network *_r8712_alloc_network(struct mlme_priv *pmlmepriv) | |
86 | { | |
87 | unsigned long irqL; | |
88 | struct wlan_network *pnetwork; | |
89 | struct __queue *free_queue = &pmlmepriv->free_bss_pool; | |
90 | struct list_head *plist = NULL; | |
91 | ||
df353f61 | 92 | if (list_empty(&free_queue->queue)) |
2865d42c LF |
93 | return NULL; |
94 | spin_lock_irqsave(&free_queue->lock, irqL); | |
849fb0a8 | 95 | plist = free_queue->queue.next; |
0636b460 | 96 | pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list); |
29197b7c | 97 | list_del_init(&pnetwork->list); |
2865d42c LF |
98 | pnetwork->last_scanned = jiffies; |
99 | pmlmepriv->num_of_scanned++; | |
100 | spin_unlock_irqrestore(&free_queue->lock, irqL); | |
101 | return pnetwork; | |
102 | } | |
103 | ||
104 | static void _free_network(struct mlme_priv *pmlmepriv, | |
105 | struct wlan_network *pnetwork) | |
106 | { | |
107 | u32 curr_time, delta_time; | |
108 | unsigned long irqL; | |
109 | struct __queue *free_queue = &(pmlmepriv->free_bss_pool); | |
110 | ||
111 | if (pnetwork == NULL) | |
112 | return; | |
113 | if (pnetwork->fixed == true) | |
114 | return; | |
115 | curr_time = jiffies; | |
116 | delta_time = (curr_time - (u32)pnetwork->last_scanned) / HZ; | |
117 | if (delta_time < SCANQUEUE_LIFETIME) | |
118 | return; | |
119 | spin_lock_irqsave(&free_queue->lock, irqL); | |
29197b7c | 120 | list_del_init(&pnetwork->list); |
fdfbf789 | 121 | list_add_tail(&pnetwork->list, &free_queue->queue); |
2865d42c LF |
122 | pmlmepriv->num_of_scanned--; |
123 | spin_unlock_irqrestore(&free_queue->lock, irqL); | |
124 | } | |
125 | ||
126 | static void _free_network_nolock(struct mlme_priv *pmlmepriv, | |
127 | struct wlan_network *pnetwork) | |
128 | { | |
129 | struct __queue *free_queue = &pmlmepriv->free_bss_pool; | |
130 | ||
131 | if (pnetwork == NULL) | |
132 | return; | |
133 | if (pnetwork->fixed == true) | |
134 | return; | |
29197b7c | 135 | list_del_init(&pnetwork->list); |
e99a428a | 136 | list_add_tail(&pnetwork->list, &free_queue->queue); |
2865d42c LF |
137 | pmlmepriv->num_of_scanned--; |
138 | } | |
139 | ||
140 | ||
141 | /* | |
142 | return the wlan_network with the matching addr | |
be10ac2b | 143 | Shall be called under atomic context... |
2865d42c LF |
144 | to avoid possible racing condition... |
145 | */ | |
146 | static struct wlan_network *_r8712_find_network(struct __queue *scanned_queue, | |
147 | u8 *addr) | |
148 | { | |
149 | unsigned long irqL; | |
150 | struct list_head *phead, *plist; | |
151 | struct wlan_network *pnetwork = NULL; | |
2865d42c | 152 | |
3cd84fbd | 153 | if (is_zero_ether_addr(addr)) |
2865d42c LF |
154 | return NULL; |
155 | spin_lock_irqsave(&scanned_queue->lock, irqL); | |
e99a428a | 156 | phead = &scanned_queue->queue; |
849fb0a8 | 157 | plist = phead->next; |
2865d42c LF |
158 | while (plist != phead) { |
159 | pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list); | |
849fb0a8 | 160 | plist = plist->next; |
2865d42c LF |
161 | if (!memcmp(addr, pnetwork->network.MacAddress, ETH_ALEN)) |
162 | break; | |
163 | } | |
164 | spin_unlock_irqrestore(&scanned_queue->lock, irqL); | |
165 | return pnetwork; | |
166 | } | |
167 | ||
168 | static void _free_network_queue(struct _adapter *padapter) | |
169 | { | |
170 | unsigned long irqL; | |
171 | struct list_head *phead, *plist; | |
172 | struct wlan_network *pnetwork; | |
173 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; | |
174 | struct __queue *scanned_queue = &pmlmepriv->scanned_queue; | |
175 | ||
176 | spin_lock_irqsave(&scanned_queue->lock, irqL); | |
e99a428a | 177 | phead = &scanned_queue->queue; |
849fb0a8 | 178 | plist = phead->next; |
2865d42c LF |
179 | while (end_of_queue_search(phead, plist) == false) { |
180 | pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list); | |
849fb0a8 | 181 | plist = plist->next; |
2865d42c LF |
182 | _free_network(pmlmepriv, pnetwork); |
183 | } | |
184 | spin_unlock_irqrestore(&scanned_queue->lock, irqL); | |
185 | } | |
186 | ||
187 | sint r8712_if_up(struct _adapter *padapter) | |
188 | { | |
189 | sint res; | |
190 | ||
191 | if (padapter->bDriverStopped || padapter->bSurpriseRemoved || | |
192 | (check_fwstate(&padapter->mlmepriv, _FW_LINKED) == false)) { | |
193 | res = false; | |
194 | } else | |
195 | res = true; | |
196 | return res; | |
197 | } | |
198 | ||
199 | void r8712_generate_random_ibss(u8 *pibss) | |
200 | { | |
201 | u32 curtime = jiffies; | |
202 | ||
203 | pibss[0] = 0x02; /*in ad-hoc mode bit1 must set to 1 */ | |
204 | pibss[1] = 0x11; | |
205 | pibss[2] = 0x87; | |
206 | pibss[3] = (u8)(curtime & 0xff); | |
207 | pibss[4] = (u8)((curtime>>8) & 0xff); | |
208 | pibss[5] = (u8)((curtime>>16) & 0xff); | |
209 | } | |
210 | ||
211 | uint r8712_get_ndis_wlan_bssid_ex_sz(struct ndis_wlan_bssid_ex *bss) | |
212 | { | |
213 | uint t_len; | |
214 | ||
215 | t_len = sizeof(u32) + 6 * sizeof(unsigned long) + 2 + | |
216 | sizeof(struct ndis_802_11_ssid) + sizeof(u32) + | |
217 | sizeof(s32) + | |
218 | sizeof(enum NDIS_802_11_NETWORK_TYPE) + | |
219 | sizeof(struct NDIS_802_11_CONFIGURATION) + | |
220 | sizeof(enum NDIS_802_11_NETWORK_INFRASTRUCTURE) + | |
221 | sizeof(NDIS_802_11_RATES_EX) + | |
222 | sizeof(u32) + bss->IELength; | |
223 | return t_len; | |
224 | } | |
225 | ||
226 | u8 *r8712_get_capability_from_ie(u8 *ie) | |
227 | { | |
228 | return ie + 8 + 2; | |
229 | } | |
230 | ||
231 | int r8712_init_mlme_priv(struct _adapter *padapter) | |
232 | { | |
233 | return _init_mlme_priv(padapter); | |
234 | } | |
235 | ||
236 | void r8712_free_mlme_priv(struct mlme_priv *pmlmepriv) | |
237 | { | |
238 | kfree(pmlmepriv->free_bss_buf); | |
239 | } | |
240 | ||
241 | static struct wlan_network *alloc_network(struct mlme_priv *pmlmepriv) | |
242 | { | |
243 | return _r8712_alloc_network(pmlmepriv); | |
244 | } | |
245 | ||
246 | static void free_network_nolock(struct mlme_priv *pmlmepriv, | |
247 | struct wlan_network *pnetwork) | |
248 | { | |
249 | _free_network_nolock(pmlmepriv, pnetwork); | |
250 | } | |
251 | ||
252 | void r8712_free_network_queue(struct _adapter *dev) | |
253 | { | |
254 | _free_network_queue(dev); | |
255 | } | |
256 | ||
257 | /* | |
258 | return the wlan_network with the matching addr | |
259 | ||
be10ac2b | 260 | Shall be called under atomic context... |
2865d42c LF |
261 | to avoid possible racing condition... |
262 | */ | |
263 | static struct wlan_network *r8712_find_network(struct __queue *scanned_queue, | |
264 | u8 *addr) | |
265 | { | |
266 | struct wlan_network *pnetwork = _r8712_find_network(scanned_queue, | |
267 | addr); | |
268 | ||
269 | return pnetwork; | |
270 | } | |
271 | ||
272 | int r8712_is_same_ibss(struct _adapter *adapter, struct wlan_network *pnetwork) | |
273 | { | |
274 | int ret = true; | |
275 | struct security_priv *psecuritypriv = &adapter->securitypriv; | |
276 | ||
277 | if ((psecuritypriv->PrivacyAlgrthm != _NO_PRIVACY_) && | |
278 | (pnetwork->network.Privacy == 0)) | |
279 | ret = false; | |
280 | else if ((psecuritypriv->PrivacyAlgrthm == _NO_PRIVACY_) && | |
281 | (pnetwork->network.Privacy == 1)) | |
282 | ret = false; | |
283 | else | |
284 | ret = true; | |
285 | return ret; | |
286 | ||
287 | } | |
288 | ||
289 | static int is_same_network(struct ndis_wlan_bssid_ex *src, | |
290 | struct ndis_wlan_bssid_ex *dst) | |
291 | { | |
292 | u16 s_cap, d_cap; | |
293 | ||
294 | memcpy((u8 *)&s_cap, r8712_get_capability_from_ie(src->IEs), 2); | |
295 | memcpy((u8 *)&d_cap, r8712_get_capability_from_ie(dst->IEs), 2); | |
296 | return (src->Ssid.SsidLength == dst->Ssid.SsidLength) && | |
297 | (src->Configuration.DSConfig == | |
298 | dst->Configuration.DSConfig) && | |
299 | ((!memcmp(src->MacAddress, dst->MacAddress, | |
300 | ETH_ALEN))) && | |
301 | ((!memcmp(src->Ssid.Ssid, | |
302 | dst->Ssid.Ssid, | |
303 | src->Ssid.SsidLength))) && | |
304 | ((s_cap & WLAN_CAPABILITY_IBSS) == | |
305 | (d_cap & WLAN_CAPABILITY_IBSS)) && | |
306 | ((s_cap & WLAN_CAPABILITY_BSS) == | |
307 | (d_cap & WLAN_CAPABILITY_BSS)); | |
308 | ||
309 | } | |
310 | ||
311 | struct wlan_network *r8712_get_oldest_wlan_network( | |
312 | struct __queue *scanned_queue) | |
313 | { | |
314 | struct list_head *plist, *phead; | |
315 | struct wlan_network *pwlan = NULL; | |
316 | struct wlan_network *oldest = NULL; | |
317 | ||
e99a428a | 318 | phead = &scanned_queue->queue; |
849fb0a8 | 319 | plist = phead->next; |
2865d42c LF |
320 | while (1) { |
321 | if (end_of_queue_search(phead, plist) == true) | |
322 | break; | |
323 | pwlan = LIST_CONTAINOR(plist, struct wlan_network, list); | |
324 | if (pwlan->fixed != true) { | |
325 | if (oldest == NULL || | |
326 | time_after((unsigned long)oldest->last_scanned, | |
327 | (unsigned long)pwlan->last_scanned)) | |
328 | oldest = pwlan; | |
329 | } | |
849fb0a8 | 330 | plist = plist->next; |
2865d42c LF |
331 | } |
332 | return oldest; | |
333 | } | |
334 | ||
335 | static void update_network(struct ndis_wlan_bssid_ex *dst, | |
336 | struct ndis_wlan_bssid_ex *src, | |
337 | struct _adapter *padapter) | |
338 | { | |
339 | u32 last_evm = 0, tmpVal; | |
340 | ||
341 | if (check_fwstate(&padapter->mlmepriv, _FW_LINKED) && | |
342 | is_same_network(&(padapter->mlmepriv.cur_network.network), src)) { | |
343 | if (padapter->recvpriv.signal_qual_data.total_num++ >= | |
344 | PHY_LINKQUALITY_SLID_WIN_MAX) { | |
345 | padapter->recvpriv.signal_qual_data.total_num = | |
346 | PHY_LINKQUALITY_SLID_WIN_MAX; | |
347 | last_evm = padapter->recvpriv.signal_qual_data. | |
348 | elements[padapter->recvpriv. | |
349 | signal_qual_data.index]; | |
350 | padapter->recvpriv.signal_qual_data.total_val -= | |
351 | last_evm; | |
352 | } | |
353 | padapter->recvpriv.signal_qual_data.total_val += src->Rssi; | |
354 | ||
355 | padapter->recvpriv.signal_qual_data. | |
356 | elements[padapter->recvpriv.signal_qual_data. | |
357 | index++] = src->Rssi; | |
358 | if (padapter->recvpriv.signal_qual_data.index >= | |
359 | PHY_LINKQUALITY_SLID_WIN_MAX) | |
360 | padapter->recvpriv.signal_qual_data.index = 0; | |
361 | /* <1> Showed on UI for user, in percentage. */ | |
362 | tmpVal = padapter->recvpriv.signal_qual_data.total_val / | |
363 | padapter->recvpriv.signal_qual_data.total_num; | |
364 | padapter->recvpriv.signal = (u8)tmpVal; | |
365 | ||
366 | src->Rssi = padapter->recvpriv.signal; | |
367 | } else | |
368 | src->Rssi = (src->Rssi + dst->Rssi) / 2; | |
369 | memcpy((u8 *)dst, (u8 *)src, r8712_get_ndis_wlan_bssid_ex_sz(src)); | |
370 | } | |
371 | ||
372 | static void update_current_network(struct _adapter *adapter, | |
373 | struct ndis_wlan_bssid_ex *pnetwork) | |
374 | { | |
375 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; | |
376 | ||
377 | if (is_same_network(&(pmlmepriv->cur_network.network), pnetwork)) { | |
378 | update_network(&(pmlmepriv->cur_network.network), | |
379 | pnetwork, adapter); | |
380 | r8712_update_protection(adapter, | |
381 | (pmlmepriv->cur_network.network.IEs) + | |
382 | sizeof(struct NDIS_802_11_FIXED_IEs), | |
383 | pmlmepriv->cur_network.network.IELength); | |
384 | } | |
385 | } | |
386 | ||
387 | /* | |
388 | Caller must hold pmlmepriv->lock first. | |
389 | */ | |
390 | static void update_scanned_network(struct _adapter *adapter, | |
391 | struct ndis_wlan_bssid_ex *target) | |
392 | { | |
393 | struct list_head *plist, *phead; | |
394 | ||
395 | u32 bssid_ex_sz; | |
396 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; | |
397 | struct __queue *queue = &pmlmepriv->scanned_queue; | |
398 | struct wlan_network *pnetwork = NULL; | |
399 | struct wlan_network *oldest = NULL; | |
400 | ||
e99a428a | 401 | phead = &queue->queue; |
849fb0a8 | 402 | plist = phead->next; |
2865d42c LF |
403 | |
404 | while (1) { | |
405 | if (end_of_queue_search(phead, plist) == true) | |
406 | break; | |
407 | ||
408 | pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list); | |
409 | if (is_same_network(&pnetwork->network, target)) | |
410 | break; | |
411 | if ((oldest == ((struct wlan_network *)0)) || | |
412 | time_after((unsigned long)oldest->last_scanned, | |
413 | (unsigned long)pnetwork->last_scanned)) | |
414 | oldest = pnetwork; | |
415 | ||
849fb0a8 | 416 | plist = plist->next; |
2865d42c LF |
417 | } |
418 | ||
419 | ||
420 | /* If we didn't find a match, then get a new network slot to initialize | |
421 | * with this beacon's information */ | |
422 | if (end_of_queue_search(phead, plist) == true) { | |
df353f61 | 423 | if (list_empty(&pmlmepriv->free_bss_pool.queue)) { |
2865d42c LF |
424 | /* If there are no more slots, expire the oldest */ |
425 | pnetwork = oldest; | |
426 | target->Rssi = (pnetwork->network.Rssi + | |
427 | target->Rssi) / 2; | |
428 | memcpy(&pnetwork->network, target, | |
429 | r8712_get_ndis_wlan_bssid_ex_sz(target)); | |
430 | pnetwork->last_scanned = jiffies; | |
431 | } else { | |
432 | /* Otherwise just pull from the free list */ | |
433 | /* update scan_time */ | |
434 | pnetwork = alloc_network(pmlmepriv); | |
435 | if (pnetwork == NULL) | |
436 | return; | |
437 | bssid_ex_sz = r8712_get_ndis_wlan_bssid_ex_sz(target); | |
438 | target->Length = bssid_ex_sz; | |
439 | memcpy(&pnetwork->network, target, bssid_ex_sz); | |
fdfbf789 | 440 | list_add_tail(&pnetwork->list, &queue->queue); |
2865d42c LF |
441 | } |
442 | } else { | |
443 | /* we have an entry and we are going to update it. But | |
444 | * this entry may be already expired. In this case we | |
445 | * do the same as we found a new net and call the new_net | |
446 | * handler | |
447 | */ | |
448 | update_network(&pnetwork->network, target, adapter); | |
449 | pnetwork->last_scanned = jiffies; | |
450 | } | |
451 | } | |
452 | ||
453 | static void rtl8711_add_network(struct _adapter *adapter, | |
454 | struct ndis_wlan_bssid_ex *pnetwork) | |
455 | { | |
456 | unsigned long irqL; | |
457 | struct mlme_priv *pmlmepriv = &(((struct _adapter *)adapter)->mlmepriv); | |
458 | struct __queue *queue = &pmlmepriv->scanned_queue; | |
459 | ||
460 | spin_lock_irqsave(&queue->lock, irqL); | |
461 | update_current_network(adapter, pnetwork); | |
462 | update_scanned_network(adapter, pnetwork); | |
463 | spin_unlock_irqrestore(&queue->lock, irqL); | |
464 | } | |
465 | ||
466 | /*select the desired network based on the capability of the (i)bss. | |
467 | * check items: (1) security | |
468 | * (2) network_type | |
469 | * (3) WMM | |
470 | * (4) HT | |
471 | * (5) others | |
472 | */ | |
473 | static int is_desired_network(struct _adapter *adapter, | |
474 | struct wlan_network *pnetwork) | |
475 | { | |
476 | u8 wps_ie[512]; | |
477 | uint wps_ielen; | |
478 | int bselected = true; | |
479 | struct security_priv *psecuritypriv = &adapter->securitypriv; | |
480 | ||
481 | if (psecuritypriv->wps_phase == true) { | |
482 | if (r8712_get_wps_ie(pnetwork->network.IEs, | |
483 | pnetwork->network.IELength, wps_ie, | |
484 | &wps_ielen) == true) | |
485 | return true; | |
486 | else | |
487 | return false; | |
488 | } | |
489 | if ((psecuritypriv->PrivacyAlgrthm != _NO_PRIVACY_) && | |
490 | (pnetwork->network.Privacy == 0)) | |
491 | bselected = false; | |
ee5b1aad AB |
492 | if (check_fwstate(&adapter->mlmepriv, WIFI_ADHOC_STATE) == true) { |
493 | if (pnetwork->network.InfrastructureMode != | |
494 | adapter->mlmepriv.cur_network.network. | |
495 | InfrastructureMode) | |
496 | bselected = false; | |
497 | } | |
2865d42c LF |
498 | return bselected; |
499 | } | |
500 | ||
501 | /* TODO: Perry : For Power Management */ | |
0636b460 | 502 | void r8712_atimdone_event_callback(struct _adapter *adapter, u8 *pbuf) |
2865d42c LF |
503 | { |
504 | } | |
505 | ||
506 | void r8712_survey_event_callback(struct _adapter *adapter, u8 *pbuf) | |
507 | { | |
508 | unsigned long flags; | |
509 | u32 len; | |
510 | struct ndis_wlan_bssid_ex *pnetwork; | |
511 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; | |
512 | ||
513 | pnetwork = (struct ndis_wlan_bssid_ex *)pbuf; | |
514 | #ifdef __BIG_ENDIAN | |
515 | /* endian_convert */ | |
516 | pnetwork->Length = le32_to_cpu(pnetwork->Length); | |
517 | pnetwork->Ssid.SsidLength = le32_to_cpu(pnetwork->Ssid.SsidLength); | |
518 | pnetwork->Privacy = le32_to_cpu(pnetwork->Privacy); | |
519 | pnetwork->Rssi = le32_to_cpu(pnetwork->Rssi); | |
520 | pnetwork->NetworkTypeInUse = le32_to_cpu(pnetwork->NetworkTypeInUse); | |
521 | pnetwork->Configuration.ATIMWindow = | |
522 | le32_to_cpu(pnetwork->Configuration.ATIMWindow); | |
523 | pnetwork->Configuration.BeaconPeriod = | |
524 | le32_to_cpu(pnetwork->Configuration.BeaconPeriod); | |
525 | pnetwork->Configuration.DSConfig = | |
526 | le32_to_cpu(pnetwork->Configuration.DSConfig); | |
527 | pnetwork->Configuration.FHConfig.DwellTime = | |
528 | le32_to_cpu(pnetwork->Configuration.FHConfig.DwellTime); | |
529 | pnetwork->Configuration.FHConfig.HopPattern = | |
530 | le32_to_cpu(pnetwork->Configuration.FHConfig.HopPattern); | |
531 | pnetwork->Configuration.FHConfig.HopSet = | |
532 | le32_to_cpu(pnetwork->Configuration.FHConfig.HopSet); | |
533 | pnetwork->Configuration.FHConfig.Length = | |
534 | le32_to_cpu(pnetwork->Configuration.FHConfig.Length); | |
535 | pnetwork->Configuration.Length = | |
536 | le32_to_cpu(pnetwork->Configuration.Length); | |
537 | pnetwork->InfrastructureMode = | |
538 | le32_to_cpu(pnetwork->InfrastructureMode); | |
539 | pnetwork->IELength = le32_to_cpu(pnetwork->IELength); | |
540 | #endif | |
541 | len = r8712_get_ndis_wlan_bssid_ex_sz(pnetwork); | |
542 | if (len > sizeof(struct wlan_bssid_ex)) | |
543 | return; | |
544 | spin_lock_irqsave(&pmlmepriv->lock2, flags); | |
545 | /* update IBSS_network 's timestamp */ | |
546 | if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) { | |
547 | if (!memcmp(&(pmlmepriv->cur_network.network.MacAddress), | |
548 | pnetwork->MacAddress, ETH_ALEN)) { | |
549 | struct wlan_network *ibss_wlan = NULL; | |
550 | ||
551 | memcpy(pmlmepriv->cur_network.network.IEs, | |
552 | pnetwork->IEs, 8); | |
553 | ibss_wlan = r8712_find_network( | |
554 | &pmlmepriv->scanned_queue, | |
555 | pnetwork->MacAddress); | |
7c19c1e8 | 556 | if (ibss_wlan) { |
2865d42c LF |
557 | memcpy(ibss_wlan->network.IEs, |
558 | pnetwork->IEs, 8); | |
559 | goto exit; | |
560 | } | |
561 | } | |
562 | } | |
563 | /* lock pmlmepriv->lock when you accessing network_q */ | |
564 | if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == false) { | |
565 | if (pnetwork->Ssid.Ssid[0] != 0) | |
566 | rtl8711_add_network(adapter, pnetwork); | |
567 | else { | |
568 | pnetwork->Ssid.SsidLength = 8; | |
569 | memcpy(pnetwork->Ssid.Ssid, "<hidden>", 8); | |
570 | rtl8711_add_network(adapter, pnetwork); | |
571 | } | |
572 | } | |
573 | exit: | |
574 | spin_unlock_irqrestore(&pmlmepriv->lock2, flags); | |
575 | } | |
576 | ||
577 | void r8712_surveydone_event_callback(struct _adapter *adapter, u8 *pbuf) | |
578 | { | |
579 | unsigned long irqL; | |
580 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; | |
581 | ||
582 | spin_lock_irqsave(&pmlmepriv->lock, irqL); | |
583 | ||
584 | if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) { | |
382d020f | 585 | del_timer_sync(&pmlmepriv->scan_to_timer); |
2865d42c LF |
586 | |
587 | _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY); | |
588 | } | |
589 | ||
590 | if (pmlmepriv->to_join == true) { | |
c0824200 | 591 | if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true) { |
2865d42c LF |
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) | |
c703c750 VT |
597 | mod_timer(&pmlmepriv->assoc_timer, jiffies + |
598 | msecs_to_jiffies(MAX_JOIN_TIMEOUT)); | |
2865d42c LF |
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; | |
2865d42c LF |
606 | memcpy(&pdev_network->Ssid, |
607 | &pmlmepriv->assoc_ssid, | |
608 | sizeof(struct | |
609 | ndis_802_11_ssid)); | |
610 | r8712_update_registrypriv_dev_network | |
611 | (adapter); | |
612 | r8712_generate_random_ibss(pibss); | |
613 | pmlmepriv->fw_state = | |
614 | WIFI_ADHOC_MASTER_STATE; | |
615 | pmlmepriv->to_join = false; | |
616 | } | |
617 | } | |
618 | } else { | |
619 | pmlmepriv->to_join = false; | |
620 | set_fwstate(pmlmepriv, _FW_UNDER_LINKING); | |
621 | if (r8712_select_and_join_from_scan(pmlmepriv) == | |
622 | _SUCCESS) | |
c703c750 VT |
623 | mod_timer(&pmlmepriv->assoc_timer, jiffies + |
624 | msecs_to_jiffies(MAX_JOIN_TIMEOUT)); | |
2865d42c LF |
625 | else |
626 | _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING); | |
627 | } | |
628 | } | |
629 | spin_unlock_irqrestore(&pmlmepriv->lock, irqL); | |
630 | } | |
631 | ||
632 | /* | |
633 | *r8712_free_assoc_resources: the caller has to lock pmlmepriv->lock | |
634 | */ | |
635 | void r8712_free_assoc_resources(struct _adapter *adapter) | |
636 | { | |
637 | unsigned long irqL; | |
638 | struct wlan_network *pwlan = NULL; | |
639 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; | |
640 | struct sta_priv *pstapriv = &adapter->stapriv; | |
641 | struct wlan_network *tgt_network = &pmlmepriv->cur_network; | |
642 | ||
643 | pwlan = r8712_find_network(&pmlmepriv->scanned_queue, | |
644 | tgt_network->network.MacAddress); | |
645 | ||
646 | if (check_fwstate(pmlmepriv, WIFI_STATION_STATE|WIFI_AP_STATE)) { | |
647 | struct sta_info *psta; | |
648 | ||
649 | psta = r8712_get_stainfo(&adapter->stapriv, | |
650 | tgt_network->network.MacAddress); | |
651 | ||
652 | spin_lock_irqsave(&pstapriv->sta_hash_lock, irqL); | |
653 | r8712_free_stainfo(adapter, psta); | |
654 | spin_unlock_irqrestore(&pstapriv->sta_hash_lock, irqL); | |
655 | } | |
656 | ||
657 | if (check_fwstate(pmlmepriv, | |
658 | WIFI_ADHOC_STATE|WIFI_ADHOC_MASTER_STATE|WIFI_AP_STATE)) | |
659 | r8712_free_all_stainfo(adapter); | |
660 | if (pwlan) | |
661 | pwlan->fixed = false; | |
662 | ||
663 | if (((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) && | |
664 | (adapter->stapriv.asoc_sta_count == 1))) | |
665 | free_network_nolock(pmlmepriv, pwlan); | |
666 | } | |
667 | ||
668 | /* | |
669 | *r8712_indicate_connect: the caller has to lock pmlmepriv->lock | |
670 | */ | |
671 | void r8712_indicate_connect(struct _adapter *padapter) | |
672 | { | |
673 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; | |
674 | ||
675 | pmlmepriv->to_join = false; | |
676 | set_fwstate(pmlmepriv, _FW_LINKED); | |
677 | padapter->ledpriv.LedControlHandler(padapter, LED_CTL_LINK); | |
678 | r8712_os_indicate_connect(padapter); | |
679 | if (padapter->registrypriv.power_mgnt > PS_MODE_ACTIVE) | |
c703c750 VT |
680 | mod_timer(&pmlmepriv->dhcp_timer, |
681 | jiffies + msecs_to_jiffies(60000)); | |
2865d42c LF |
682 | } |
683 | ||
684 | ||
685 | /* | |
686 | *r8712_ind_disconnect: the caller has to lock pmlmepriv->lock | |
687 | */ | |
688 | void r8712_ind_disconnect(struct _adapter *padapter) | |
689 | { | |
690 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; | |
691 | ||
ee5b1aad AB |
692 | if (check_fwstate(pmlmepriv, _FW_LINKED) == true) { |
693 | _clr_fwstate_(pmlmepriv, _FW_LINKED); | |
694 | padapter->ledpriv.LedControlHandler(padapter, LED_CTL_NO_LINK); | |
695 | r8712_os_indicate_disconnect(padapter); | |
696 | } | |
2865d42c LF |
697 | if (padapter->pwrctrlpriv.pwr_mode != |
698 | padapter->registrypriv.power_mgnt) { | |
6501c8e7 | 699 | del_timer_sync(&pmlmepriv->dhcp_timer); |
2865d42c LF |
700 | r8712_set_ps_mode(padapter, padapter->registrypriv.power_mgnt, |
701 | padapter->registrypriv.smart_ps); | |
702 | } | |
703 | } | |
704 | ||
705 | /*Notes: | |
706 | *pnetwork : returns from r8712_joinbss_event_callback | |
707 | *ptarget_wlan: found from scanned_queue | |
708 | *if join_res > 0, for (fw_state==WIFI_STATION_STATE), we check if | |
709 | * "ptarget_sta" & "ptarget_wlan" exist. | |
710 | *if join_res > 0, for (fw_state==WIFI_ADHOC_STATE), we only check | |
711 | * if "ptarget_wlan" exist. | |
712 | *if join_res > 0, update "cur_network->network" from | |
713 | * "pnetwork->network" if (ptarget_wlan !=NULL). | |
714 | */ | |
715 | void r8712_joinbss_event_callback(struct _adapter *adapter, u8 *pbuf) | |
716 | { | |
717 | unsigned long irqL = 0, irqL2; | |
2865d42c LF |
718 | struct sta_info *ptarget_sta = NULL, *pcur_sta = NULL; |
719 | struct sta_priv *pstapriv = &adapter->stapriv; | |
720 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; | |
721 | struct wlan_network *cur_network = &pmlmepriv->cur_network; | |
722 | struct wlan_network *pcur_wlan = NULL, *ptarget_wlan = NULL; | |
723 | unsigned int the_same_macaddr = false; | |
724 | struct wlan_network *pnetwork; | |
725 | ||
726 | if (sizeof(struct list_head) == 4 * sizeof(u32)) { | |
91d435fe | 727 | pnetwork = kmalloc(sizeof(struct wlan_network), GFP_ATOMIC); |
66faa441 MS |
728 | if (!pnetwork) |
729 | return; | |
2865d42c | 730 | memcpy((u8 *)pnetwork+16, (u8 *)pbuf + 8, |
ee5b1aad | 731 | sizeof(struct wlan_network) - 16); |
2865d42c LF |
732 | } else |
733 | pnetwork = (struct wlan_network *)pbuf; | |
734 | ||
735 | #ifdef __BIG_ENDIAN | |
736 | /* endian_convert */ | |
737 | pnetwork->join_res = le32_to_cpu(pnetwork->join_res); | |
738 | pnetwork->network_type = le32_to_cpu(pnetwork->network_type); | |
739 | pnetwork->network.Length = le32_to_cpu(pnetwork->network.Length); | |
740 | pnetwork->network.Ssid.SsidLength = | |
741 | le32_to_cpu(pnetwork->network.Ssid.SsidLength); | |
742 | pnetwork->network.Privacy = le32_to_cpu(pnetwork->network.Privacy); | |
743 | pnetwork->network.Rssi = le32_to_cpu(pnetwork->network.Rssi); | |
744 | pnetwork->network.NetworkTypeInUse = | |
745 | le32_to_cpu(pnetwork->network.NetworkTypeInUse); | |
746 | pnetwork->network.Configuration.ATIMWindow = | |
747 | le32_to_cpu(pnetwork->network.Configuration.ATIMWindow); | |
748 | pnetwork->network.Configuration.BeaconPeriod = | |
749 | le32_to_cpu(pnetwork->network.Configuration.BeaconPeriod); | |
750 | pnetwork->network.Configuration.DSConfig = | |
751 | le32_to_cpu(pnetwork->network.Configuration.DSConfig); | |
752 | pnetwork->network.Configuration.FHConfig.DwellTime = | |
753 | le32_to_cpu(pnetwork->network.Configuration.FHConfig. | |
754 | DwellTime); | |
755 | pnetwork->network.Configuration.FHConfig.HopPattern = | |
756 | le32_to_cpu(pnetwork->network.Configuration. | |
757 | FHConfig.HopPattern); | |
758 | pnetwork->network.Configuration.FHConfig.HopSet = | |
759 | le32_to_cpu(pnetwork->network.Configuration.FHConfig.HopSet); | |
760 | pnetwork->network.Configuration.FHConfig.Length = | |
761 | le32_to_cpu(pnetwork->network.Configuration.FHConfig.Length); | |
762 | pnetwork->network.Configuration.Length = | |
763 | le32_to_cpu(pnetwork->network.Configuration.Length); | |
764 | pnetwork->network.InfrastructureMode = | |
765 | le32_to_cpu(pnetwork->network.InfrastructureMode); | |
766 | pnetwork->network.IELength = le32_to_cpu(pnetwork->network.IELength); | |
767 | #endif | |
768 | ||
769 | the_same_macaddr = !memcmp(pnetwork->network.MacAddress, | |
770 | cur_network->network.MacAddress, ETH_ALEN); | |
771 | pnetwork->network.Length = | |
772 | r8712_get_ndis_wlan_bssid_ex_sz(&pnetwork->network); | |
773 | spin_lock_irqsave(&pmlmepriv->lock, irqL); | |
774 | if (pnetwork->network.Length > sizeof(struct wlan_bssid_ex)) | |
775 | goto ignore_joinbss_callback; | |
776 | if (pnetwork->join_res > 0) { | |
777 | if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) { | |
778 | /*s1. find ptarget_wlan*/ | |
779 | if (check_fwstate(pmlmepriv, _FW_LINKED) == true) { | |
780 | if (the_same_macaddr == true) | |
781 | ptarget_wlan = | |
782 | r8712_find_network(&pmlmepriv-> | |
783 | scanned_queue, | |
784 | cur_network->network.MacAddress); | |
785 | else { | |
786 | pcur_wlan = | |
787 | r8712_find_network(&pmlmepriv-> | |
788 | scanned_queue, | |
789 | cur_network->network.MacAddress); | |
790 | pcur_wlan->fixed = false; | |
791 | ||
792 | pcur_sta = r8712_get_stainfo(pstapriv, | |
793 | cur_network->network.MacAddress); | |
794 | spin_lock_irqsave(&pstapriv-> | |
795 | sta_hash_lock, irqL2); | |
796 | r8712_free_stainfo(adapter, pcur_sta); | |
797 | spin_unlock_irqrestore(&(pstapriv-> | |
798 | sta_hash_lock), irqL2); | |
799 | ||
800 | ptarget_wlan = | |
801 | r8712_find_network(&pmlmepriv-> | |
802 | scanned_queue, | |
803 | pnetwork->network. | |
804 | MacAddress); | |
805 | if (ptarget_wlan) | |
806 | ptarget_wlan->fixed = true; | |
807 | } | |
808 | } else { | |
809 | ptarget_wlan = r8712_find_network(&pmlmepriv-> | |
810 | scanned_queue, | |
811 | pnetwork->network.MacAddress); | |
812 | if (ptarget_wlan) | |
813 | ptarget_wlan->fixed = true; | |
814 | } | |
815 | ||
816 | if (ptarget_wlan == NULL) { | |
817 | if (check_fwstate(pmlmepriv, | |
818 | _FW_UNDER_LINKING)) | |
819 | pmlmepriv->fw_state ^= | |
820 | _FW_UNDER_LINKING; | |
821 | goto ignore_joinbss_callback; | |
822 | } | |
823 | ||
824 | /*s2. find ptarget_sta & update ptarget_sta*/ | |
825 | if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) { | |
826 | if (the_same_macaddr == true) { | |
827 | ptarget_sta = | |
828 | r8712_get_stainfo(pstapriv, | |
829 | pnetwork->network.MacAddress); | |
830 | if (ptarget_sta == NULL) | |
831 | ptarget_sta = | |
832 | r8712_alloc_stainfo(pstapriv, | |
833 | pnetwork->network.MacAddress); | |
834 | } else | |
835 | ptarget_sta = | |
836 | r8712_alloc_stainfo(pstapriv, | |
837 | pnetwork->network.MacAddress); | |
838 | if (ptarget_sta) /*update ptarget_sta*/ { | |
839 | ptarget_sta->aid = pnetwork->join_res; | |
840 | ptarget_sta->qos_option = 1; | |
841 | ptarget_sta->mac_id = 5; | |
842 | if (adapter->securitypriv. | |
843 | AuthAlgrthm == 2) { | |
844 | adapter->securitypriv. | |
845 | binstallGrpkey = | |
846 | false; | |
847 | adapter->securitypriv. | |
848 | busetkipkey = | |
849 | false; | |
850 | adapter->securitypriv. | |
851 | bgrpkey_handshake = | |
852 | false; | |
853 | ptarget_sta->ieee8021x_blocked | |
854 | = true; | |
855 | ptarget_sta->XPrivacy = | |
856 | adapter->securitypriv. | |
857 | PrivacyAlgrthm; | |
858 | memset((u8 *)&ptarget_sta-> | |
859 | x_UncstKey, | |
860 | 0, | |
861 | sizeof(union Keytype)); | |
862 | memset((u8 *)&ptarget_sta-> | |
863 | tkiprxmickey, | |
864 | 0, | |
865 | sizeof(union Keytype)); | |
866 | memset((u8 *)&ptarget_sta-> | |
867 | tkiptxmickey, | |
868 | 0, | |
869 | sizeof(union Keytype)); | |
870 | memset((u8 *)&ptarget_sta-> | |
871 | txpn, 0, | |
872 | sizeof(union pn48)); | |
873 | memset((u8 *)&ptarget_sta-> | |
874 | rxpn, 0, | |
875 | sizeof(union pn48)); | |
876 | } | |
877 | } else { | |
878 | if (check_fwstate(pmlmepriv, | |
879 | _FW_UNDER_LINKING)) | |
880 | pmlmepriv->fw_state ^= | |
881 | _FW_UNDER_LINKING; | |
882 | goto ignore_joinbss_callback; | |
883 | } | |
884 | } | |
885 | ||
886 | /*s3. update cur_network & indicate connect*/ | |
887 | memcpy(&cur_network->network, &pnetwork->network, | |
888 | pnetwork->network.Length); | |
889 | cur_network->aid = pnetwork->join_res; | |
890 | /*update fw_state will clr _FW_UNDER_LINKING*/ | |
891 | switch (pnetwork->network.InfrastructureMode) { | |
892 | case Ndis802_11Infrastructure: | |
893 | pmlmepriv->fw_state = WIFI_STATION_STATE; | |
894 | break; | |
895 | case Ndis802_11IBSS: | |
896 | pmlmepriv->fw_state = WIFI_ADHOC_STATE; | |
897 | break; | |
898 | default: | |
899 | pmlmepriv->fw_state = WIFI_NULL_STATE; | |
900 | break; | |
901 | } | |
902 | r8712_update_protection(adapter, | |
903 | (cur_network->network.IEs) + | |
904 | sizeof(struct NDIS_802_11_FIXED_IEs), | |
905 | (cur_network->network.IELength)); | |
906 | /*TODO: update HT_Capability*/ | |
907 | update_ht_cap(adapter, cur_network->network.IEs, | |
908 | cur_network->network.IELength); | |
909 | /*indicate connect*/ | |
910 | if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) | |
911 | == true) | |
912 | r8712_indicate_connect(adapter); | |
382d020f | 913 | del_timer_sync(&pmlmepriv->assoc_timer); |
2865d42c LF |
914 | } else |
915 | goto ignore_joinbss_callback; | |
916 | } else { | |
917 | if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) { | |
c703c750 VT |
918 | mod_timer(&pmlmepriv->assoc_timer, |
919 | jiffies + msecs_to_jiffies(1)); | |
2865d42c LF |
920 | _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING); |
921 | } | |
922 | } | |
923 | ignore_joinbss_callback: | |
924 | spin_unlock_irqrestore(&pmlmepriv->lock, irqL); | |
925 | if (sizeof(struct list_head) == 4 * sizeof(u32)) | |
646da830 | 926 | kfree(pnetwork); |
2865d42c LF |
927 | } |
928 | ||
929 | void r8712_stassoc_event_callback(struct _adapter *adapter, u8 *pbuf) | |
930 | { | |
931 | unsigned long irqL; | |
932 | struct sta_info *psta; | |
933 | struct mlme_priv *pmlmepriv = &(adapter->mlmepriv); | |
934 | struct stassoc_event *pstassoc = (struct stassoc_event *)pbuf; | |
935 | ||
936 | /* to do: */ | |
937 | if (r8712_access_ctrl(&adapter->acl_list, pstassoc->macaddr) == false) | |
938 | return; | |
939 | psta = r8712_get_stainfo(&adapter->stapriv, pstassoc->macaddr); | |
940 | if (psta != NULL) { | |
941 | /*the sta have been in sta_info_queue => do nothing | |
942 | *(between drv has received this event before and | |
943 | * fw have not yet to set key to CAM_ENTRY) */ | |
944 | return; | |
945 | } | |
946 | ||
947 | psta = r8712_alloc_stainfo(&adapter->stapriv, pstassoc->macaddr); | |
948 | if (psta == NULL) | |
949 | return; | |
950 | /* to do : init sta_info variable */ | |
951 | psta->qos_option = 0; | |
952 | psta->mac_id = le32_to_cpu((uint)pstassoc->cam_id); | |
953 | /* psta->aid = (uint)pstassoc->cam_id; */ | |
954 | ||
955 | if (adapter->securitypriv.AuthAlgrthm == 2) | |
956 | psta->XPrivacy = adapter->securitypriv.PrivacyAlgrthm; | |
957 | psta->ieee8021x_blocked = false; | |
958 | spin_lock_irqsave(&pmlmepriv->lock, irqL); | |
959 | if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) || | |
960 | (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true)) { | |
961 | if (adapter->stapriv.asoc_sta_count == 2) { | |
962 | /* a sta + bc/mc_stainfo (not Ibss_stainfo) */ | |
963 | r8712_indicate_connect(adapter); | |
964 | } | |
965 | } | |
966 | spin_unlock_irqrestore(&pmlmepriv->lock, irqL); | |
967 | } | |
968 | ||
969 | void r8712_stadel_event_callback(struct _adapter *adapter, u8 *pbuf) | |
970 | { | |
971 | unsigned long irqL, irqL2; | |
972 | struct sta_info *psta; | |
973 | struct wlan_network *pwlan = NULL; | |
974 | struct wlan_bssid_ex *pdev_network = NULL; | |
975 | u8 *pibss = NULL; | |
976 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; | |
977 | struct stadel_event *pstadel = (struct stadel_event *)pbuf; | |
978 | struct sta_priv *pstapriv = &adapter->stapriv; | |
979 | struct wlan_network *tgt_network = &pmlmepriv->cur_network; | |
980 | ||
981 | spin_lock_irqsave(&pmlmepriv->lock, irqL2); | |
982 | if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) { | |
983 | r8712_ind_disconnect(adapter); | |
984 | r8712_free_assoc_resources(adapter); | |
985 | } | |
986 | if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE | | |
987 | WIFI_ADHOC_STATE)) { | |
988 | psta = r8712_get_stainfo(&adapter->stapriv, pstadel->macaddr); | |
989 | spin_lock_irqsave(&pstapriv->sta_hash_lock, irqL); | |
990 | r8712_free_stainfo(adapter, psta); | |
991 | spin_unlock_irqrestore(&pstapriv->sta_hash_lock, irqL); | |
992 | if (adapter->stapriv.asoc_sta_count == 1) { | |
993 | /*a sta + bc/mc_stainfo (not Ibss_stainfo) */ | |
994 | pwlan = r8712_find_network(&pmlmepriv->scanned_queue, | |
995 | tgt_network->network.MacAddress); | |
996 | if (pwlan) { | |
997 | pwlan->fixed = false; | |
998 | free_network_nolock(pmlmepriv, pwlan); | |
999 | } | |
1000 | /*re-create ibss*/ | |
1001 | pdev_network = &(adapter->registrypriv.dev_network); | |
1002 | pibss = adapter->registrypriv.dev_network.MacAddress; | |
1003 | memcpy(pdev_network, &tgt_network->network, | |
1004 | r8712_get_ndis_wlan_bssid_ex_sz(&tgt_network-> | |
1005 | network)); | |
2865d42c LF |
1006 | memcpy(&pdev_network->Ssid, |
1007 | &pmlmepriv->assoc_ssid, | |
1008 | sizeof(struct ndis_802_11_ssid)); | |
1009 | r8712_update_registrypriv_dev_network(adapter); | |
1010 | r8712_generate_random_ibss(pibss); | |
1011 | if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) { | |
1012 | _clr_fwstate_(pmlmepriv, WIFI_ADHOC_STATE); | |
1013 | set_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE); | |
1014 | } | |
1015 | } | |
1016 | } | |
1017 | spin_unlock_irqrestore(&pmlmepriv->lock, irqL2); | |
1018 | } | |
1019 | ||
1020 | void r8712_cpwm_event_callback(struct _adapter *adapter, u8 *pbuf) | |
1021 | { | |
1022 | struct reportpwrstate_parm *preportpwrstate = | |
1023 | (struct reportpwrstate_parm *)pbuf; | |
1024 | ||
1025 | preportpwrstate->state |= (u8)(adapter->pwrctrlpriv.cpwm_tog + 0x80); | |
1026 | r8712_cpwm_int_hdl(adapter, preportpwrstate); | |
1027 | } | |
1028 | ||
1029 | /* When the Netgear 3500 AP is with WPA2PSK-AES mode, it will send | |
1030 | * the ADDBA req frame with start seq control = 0 to wifi client after | |
1031 | * the WPA handshake and the seqence number of following data packet | |
1032 | * will be 0. In this case, the Rx reorder sequence is not longer than 0 | |
1033 | * and the WiFi client will drop the data with seq number 0. | |
1034 | * So, the 8712 firmware has to inform driver with receiving the | |
1035 | * ADDBA-Req frame so that the driver can reset the | |
be10ac2b | 1036 | * sequence value of Rx reorder control. |
2865d42c LF |
1037 | */ |
1038 | void r8712_got_addbareq_event_callback(struct _adapter *adapter, u8 *pbuf) | |
1039 | { | |
1040 | struct ADDBA_Req_Report_parm *pAddbareq_pram = | |
1041 | (struct ADDBA_Req_Report_parm *)pbuf; | |
1042 | struct sta_info *psta; | |
1043 | struct sta_priv *pstapriv = &adapter->stapriv; | |
1044 | struct recv_reorder_ctrl *precvreorder_ctrl = NULL; | |
2865d42c | 1045 | |
2865d42c | 1046 | psta = r8712_get_stainfo(pstapriv, pAddbareq_pram->MacAddress); |
2e04fc83 LF |
1047 | if (psta) { |
1048 | precvreorder_ctrl = | |
1049 | &psta->recvreorder_ctrl[pAddbareq_pram->tid]; | |
1050 | /* set the indicate_seq to 0xffff so that the rx reorder | |
1051 | * can store any following data packet. | |
1052 | */ | |
1053 | precvreorder_ctrl->indicate_seq = 0xffff; | |
1054 | } | |
2865d42c LF |
1055 | } |
1056 | ||
1057 | void r8712_wpspbc_event_callback(struct _adapter *adapter, u8 *pbuf) | |
1058 | { | |
1059 | if (adapter->securitypriv.wps_hw_pbc_pressed == false) | |
1060 | adapter->securitypriv.wps_hw_pbc_pressed = true; | |
1061 | } | |
1062 | ||
1063 | void _r8712_sitesurvey_ctrl_handler(struct _adapter *adapter) | |
1064 | { | |
1065 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; | |
1066 | struct sitesurvey_ctrl *psitesurveyctrl = &pmlmepriv->sitesurveyctrl; | |
1067 | struct registry_priv *pregistrypriv = &adapter->registrypriv; | |
1068 | u64 current_tx_pkts; | |
1069 | uint current_rx_pkts; | |
1070 | ||
1071 | current_tx_pkts = (adapter->xmitpriv.tx_pkts) - | |
1072 | (psitesurveyctrl->last_tx_pkts); | |
1073 | current_rx_pkts = (adapter->recvpriv.rx_pkts) - | |
1074 | (psitesurveyctrl->last_rx_pkts); | |
1075 | psitesurveyctrl->last_tx_pkts = adapter->xmitpriv.tx_pkts; | |
1076 | psitesurveyctrl->last_rx_pkts = adapter->recvpriv.rx_pkts; | |
1077 | if ((current_tx_pkts > pregistrypriv->busy_thresh) || | |
1078 | (current_rx_pkts > pregistrypriv->busy_thresh)) | |
1079 | psitesurveyctrl->traffic_busy = true; | |
1080 | else | |
1081 | psitesurveyctrl->traffic_busy = false; | |
1082 | } | |
1083 | ||
1084 | void _r8712_join_timeout_handler(struct _adapter *adapter) | |
1085 | { | |
1086 | unsigned long irqL; | |
1087 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; | |
1088 | ||
1089 | if (adapter->bDriverStopped || adapter->bSurpriseRemoved) | |
1090 | return; | |
1091 | spin_lock_irqsave(&pmlmepriv->lock, irqL); | |
1092 | _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING); | |
1093 | pmlmepriv->to_join = false; | |
1094 | if (check_fwstate(pmlmepriv, _FW_LINKED) == true) { | |
1095 | r8712_os_indicate_disconnect(adapter); | |
1096 | _clr_fwstate_(pmlmepriv, _FW_LINKED); | |
1097 | } | |
1098 | if (adapter->pwrctrlpriv.pwr_mode != adapter->registrypriv.power_mgnt) { | |
1099 | r8712_set_ps_mode(adapter, adapter->registrypriv.power_mgnt, | |
1100 | adapter->registrypriv.smart_ps); | |
1101 | } | |
1102 | spin_unlock_irqrestore(&pmlmepriv->lock, irqL); | |
1103 | } | |
1104 | ||
1105 | void r8712_scan_timeout_handler (struct _adapter *adapter) | |
1106 | { | |
1107 | unsigned long irqL; | |
1108 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; | |
1109 | ||
1110 | spin_lock_irqsave(&pmlmepriv->lock, irqL); | |
1111 | _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY); | |
1112 | pmlmepriv->to_join = false; /* scan fail, so clear to_join flag */ | |
1113 | spin_unlock_irqrestore(&pmlmepriv->lock, irqL); | |
1114 | } | |
1115 | ||
1116 | void _r8712_dhcp_timeout_handler (struct _adapter *adapter) | |
1117 | { | |
1118 | if (adapter->bDriverStopped || adapter->bSurpriseRemoved) | |
1119 | return; | |
1120 | if (adapter->pwrctrlpriv.pwr_mode != adapter->registrypriv.power_mgnt) | |
1121 | r8712_set_ps_mode(adapter, adapter->registrypriv.power_mgnt, | |
1122 | adapter->registrypriv.smart_ps); | |
1123 | } | |
1124 | ||
1125 | void _r8712_wdg_timeout_handler(struct _adapter *adapter) | |
1126 | { | |
1127 | r8712_wdg_wk_cmd(adapter); | |
1128 | } | |
1129 | ||
1130 | int r8712_select_and_join_from_scan(struct mlme_priv *pmlmepriv) | |
1131 | { | |
1132 | struct list_head *phead; | |
1133 | unsigned char *dst_ssid, *src_ssid; | |
1134 | struct _adapter *adapter; | |
1135 | struct __queue *queue = NULL; | |
1136 | struct wlan_network *pnetwork = NULL; | |
1137 | struct wlan_network *pnetwork_max_rssi = NULL; | |
1138 | ||
1139 | adapter = (struct _adapter *)pmlmepriv->nic_hdl; | |
1140 | queue = &pmlmepriv->scanned_queue; | |
e99a428a | 1141 | phead = &queue->queue; |
849fb0a8 | 1142 | pmlmepriv->pscanned = phead->next; |
2865d42c LF |
1143 | while (1) { |
1144 | if (end_of_queue_search(phead, pmlmepriv->pscanned) == true) { | |
1145 | if ((pmlmepriv->assoc_by_rssi == true) && | |
1146 | (pnetwork_max_rssi != NULL)) { | |
1147 | pnetwork = pnetwork_max_rssi; | |
1148 | goto ask_for_joinbss; | |
1149 | } | |
1150 | return _FAIL; | |
1151 | } | |
1152 | pnetwork = LIST_CONTAINOR(pmlmepriv->pscanned, | |
1153 | struct wlan_network, list); | |
1154 | if (pnetwork == NULL) | |
1155 | return _FAIL; | |
849fb0a8 | 1156 | pmlmepriv->pscanned = pmlmepriv->pscanned->next; |
2865d42c LF |
1157 | if (pmlmepriv->assoc_by_bssid == true) { |
1158 | dst_ssid = pnetwork->network.MacAddress; | |
1159 | src_ssid = pmlmepriv->assoc_bssid; | |
1160 | if (!memcmp(dst_ssid, src_ssid, ETH_ALEN)) { | |
1161 | if (check_fwstate(pmlmepriv, _FW_LINKED)) { | |
1162 | if (is_same_network(&pmlmepriv-> | |
1163 | cur_network.network, | |
1164 | &pnetwork->network)) { | |
1165 | _clr_fwstate_(pmlmepriv, | |
1166 | _FW_UNDER_LINKING); | |
1167 | /*r8712_indicate_connect again*/ | |
1168 | r8712_indicate_connect(adapter); | |
1169 | return 2; | |
1170 | } | |
1171 | r8712_disassoc_cmd(adapter); | |
1172 | r8712_ind_disconnect(adapter); | |
1173 | r8712_free_assoc_resources(adapter); | |
1174 | } | |
1175 | goto ask_for_joinbss; | |
1176 | } | |
1177 | } else if (pmlmepriv->assoc_ssid.SsidLength == 0) | |
1178 | goto ask_for_joinbss; | |
1179 | dst_ssid = pnetwork->network.Ssid.Ssid; | |
1180 | src_ssid = pmlmepriv->assoc_ssid.Ssid; | |
1181 | if ((pnetwork->network.Ssid.SsidLength == | |
1182 | pmlmepriv->assoc_ssid.SsidLength) && | |
1183 | (!memcmp(dst_ssid, src_ssid, | |
1184 | pmlmepriv->assoc_ssid.SsidLength))) { | |
1185 | if (pmlmepriv->assoc_by_rssi == true) { | |
1186 | /* if the ssid is the same, select the bss | |
1187 | * which has the max rssi*/ | |
1188 | if (pnetwork_max_rssi) { | |
1189 | if (pnetwork->network.Rssi > | |
1190 | pnetwork_max_rssi->network.Rssi) | |
1191 | pnetwork_max_rssi = pnetwork; | |
1192 | } else | |
1193 | pnetwork_max_rssi = pnetwork; | |
1194 | } else if (is_desired_network(adapter, pnetwork)) { | |
1195 | if (check_fwstate(pmlmepriv, _FW_LINKED)) { | |
1196 | r8712_disassoc_cmd(adapter); | |
1197 | r8712_free_assoc_resources(adapter); | |
1198 | } | |
1199 | goto ask_for_joinbss; | |
1200 | } | |
1201 | } | |
1202 | } | |
1203 | return _FAIL; | |
1204 | ask_for_joinbss: | |
1205 | return r8712_joinbss_cmd(adapter, pnetwork); | |
1206 | } | |
1207 | ||
1208 | sint r8712_set_auth(struct _adapter *adapter, | |
1209 | struct security_priv *psecuritypriv) | |
1210 | { | |
1211 | struct cmd_priv *pcmdpriv = &adapter->cmdpriv; | |
1212 | struct cmd_obj *pcmd; | |
1213 | struct setauth_parm *psetauthparm; | |
2865d42c | 1214 | |
bd9dc62c | 1215 | pcmd = kmalloc(sizeof(*pcmd), GFP_ATOMIC); |
2865d42c LF |
1216 | if (pcmd == NULL) |
1217 | return _FAIL; | |
1218 | ||
bd9dc62c | 1219 | psetauthparm = kzalloc(sizeof(*psetauthparm), GFP_ATOMIC); |
2865d42c | 1220 | if (psetauthparm == NULL) { |
646da830 | 1221 | kfree(pcmd); |
2865d42c LF |
1222 | return _FAIL; |
1223 | } | |
2865d42c LF |
1224 | psetauthparm->mode = (u8)psecuritypriv->AuthAlgrthm; |
1225 | pcmd->cmdcode = _SetAuth_CMD_; | |
1226 | pcmd->parmbuf = (unsigned char *)psetauthparm; | |
1227 | pcmd->cmdsz = sizeof(struct setauth_parm); | |
1228 | pcmd->rsp = NULL; | |
1229 | pcmd->rspsz = 0; | |
534c4acd | 1230 | INIT_LIST_HEAD(&pcmd->list); |
2865d42c | 1231 | r8712_enqueue_cmd(pcmdpriv, pcmd); |
8ffca9ea | 1232 | return _SUCCESS; |
2865d42c LF |
1233 | } |
1234 | ||
1235 | sint r8712_set_key(struct _adapter *adapter, | |
1236 | struct security_priv *psecuritypriv, | |
1237 | sint keyid) | |
1238 | { | |
1239 | struct cmd_priv *pcmdpriv = &adapter->cmdpriv; | |
1240 | struct cmd_obj *pcmd; | |
1241 | struct setkey_parm *psetkeyparm; | |
1242 | u8 keylen; | |
2af9e74a | 1243 | sint ret = _SUCCESS; |
2865d42c | 1244 | |
bd9dc62c | 1245 | pcmd = kmalloc(sizeof(*pcmd), GFP_ATOMIC); |
2865d42c LF |
1246 | if (pcmd == NULL) |
1247 | return _FAIL; | |
bd9dc62c | 1248 | psetkeyparm = kzalloc(sizeof(*psetkeyparm), GFP_ATOMIC); |
2865d42c | 1249 | if (psetkeyparm == NULL) { |
2af9e74a CE |
1250 | ret = _FAIL; |
1251 | goto err_free_cmd; | |
2865d42c | 1252 | } |
2865d42c LF |
1253 | if (psecuritypriv->AuthAlgrthm == 2) { /* 802.1X */ |
1254 | psetkeyparm->algorithm = | |
1255 | (u8)psecuritypriv->XGrpPrivacy; | |
1256 | } else { /* WEP */ | |
1257 | psetkeyparm->algorithm = | |
1258 | (u8)psecuritypriv->PrivacyAlgrthm; | |
1259 | } | |
1260 | psetkeyparm->keyid = (u8)keyid; | |
1261 | ||
1262 | switch (psetkeyparm->algorithm) { | |
1263 | case _WEP40_: | |
1264 | keylen = 5; | |
1265 | memcpy(psetkeyparm->key, | |
1266 | psecuritypriv->DefKey[keyid].skey, keylen); | |
1267 | break; | |
1268 | case _WEP104_: | |
1269 | keylen = 13; | |
1270 | memcpy(psetkeyparm->key, | |
1271 | psecuritypriv->DefKey[keyid].skey, keylen); | |
1272 | break; | |
1273 | case _TKIP_: | |
2af9e74a CE |
1274 | if (keyid < 1 || keyid > 2) { |
1275 | ret = _FAIL; | |
1276 | goto err_free_parm; | |
1277 | } | |
2865d42c LF |
1278 | keylen = 16; |
1279 | memcpy(psetkeyparm->key, | |
1280 | &psecuritypriv->XGrpKey[keyid - 1], keylen); | |
1281 | psetkeyparm->grpkey = 1; | |
1282 | break; | |
1283 | case _AES_: | |
2af9e74a CE |
1284 | if (keyid < 1 || keyid > 2) { |
1285 | ret = _FAIL; | |
1286 | goto err_free_parm; | |
1287 | } | |
2865d42c LF |
1288 | keylen = 16; |
1289 | memcpy(psetkeyparm->key, | |
1290 | &psecuritypriv->XGrpKey[keyid - 1], keylen); | |
1291 | psetkeyparm->grpkey = 1; | |
1292 | break; | |
1293 | default: | |
2af9e74a CE |
1294 | ret = _FAIL; |
1295 | goto err_free_parm; | |
2865d42c LF |
1296 | } |
1297 | pcmd->cmdcode = _SetKey_CMD_; | |
1298 | pcmd->parmbuf = (u8 *)psetkeyparm; | |
1299 | pcmd->cmdsz = (sizeof(struct setkey_parm)); | |
1300 | pcmd->rsp = NULL; | |
1301 | pcmd->rspsz = 0; | |
534c4acd | 1302 | INIT_LIST_HEAD(&pcmd->list); |
2865d42c | 1303 | r8712_enqueue_cmd(pcmdpriv, pcmd); |
2af9e74a CE |
1304 | return ret; |
1305 | ||
1306 | err_free_parm: | |
1307 | kfree(psetkeyparm); | |
1308 | err_free_cmd: | |
1309 | kfree(pcmd); | |
1310 | return ret; | |
2865d42c LF |
1311 | } |
1312 | ||
1313 | /* adjust IEs for r8712_joinbss_cmd in WMM */ | |
1314 | int r8712_restruct_wmm_ie(struct _adapter *adapter, u8 *in_ie, u8 *out_ie, | |
1315 | uint in_len, uint initial_out_len) | |
1316 | { | |
1317 | unsigned int ielength = 0; | |
1318 | unsigned int i, j; | |
1319 | ||
1320 | i = 12; /* after the fixed IE */ | |
1321 | while (i < in_len) { | |
1322 | ielength = initial_out_len; | |
1323 | if (in_ie[i] == 0xDD && in_ie[i + 2] == 0x00 && | |
1324 | in_ie[i + 3] == 0x50 && in_ie[i + 4] == 0xF2 && | |
1325 | in_ie[i + 5] == 0x02 && i + 5 < in_len) { | |
1326 | /*WMM element ID and OUI*/ | |
1327 | for (j = i; j < i + 9; j++) { | |
1328 | out_ie[ielength] = in_ie[j]; | |
1329 | ielength++; | |
1330 | } | |
1331 | out_ie[initial_out_len + 1] = 0x07; | |
1332 | out_ie[initial_out_len + 6] = 0x00; | |
1333 | out_ie[initial_out_len + 8] = 0x00; | |
1334 | break; | |
1335 | } | |
1336 | i += (in_ie[i + 1] + 2); /* to the next IE element */ | |
1337 | } | |
1338 | return ielength; | |
1339 | } | |
1340 | ||
1341 | /* | |
1342 | * Ported from 8185: IsInPreAuthKeyList(). | |
1343 | * | |
1344 | * Search by BSSID, | |
1345 | * Return Value: | |
1346 | * -1 :if there is no pre-auth key in the table | |
1347 | * >=0 :if there is pre-auth key, and return the entry id | |
1348 | */ | |
1349 | static int SecIsInPMKIDList(struct _adapter *Adapter, u8 *bssid) | |
1350 | { | |
1351 | struct security_priv *psecuritypriv = &Adapter->securitypriv; | |
1352 | int i = 0; | |
1353 | ||
1354 | do { | |
1355 | if (psecuritypriv->PMKIDList[i].bUsed && | |
1356 | (!memcmp(psecuritypriv->PMKIDList[i].Bssid, | |
1357 | bssid, ETH_ALEN))) | |
1358 | break; | |
1359 | else | |
1360 | i++; | |
1361 | } while (i < NUM_PMKID_CACHE); | |
1362 | ||
1363 | if (i == NUM_PMKID_CACHE) { | |
1364 | i = -1; /* Could not find. */ | |
1365 | } else { | |
1366 | ; /* There is one Pre-Authentication Key for the | |
1367 | * specific BSSID. */ | |
1368 | } | |
1369 | return i; | |
1370 | } | |
1371 | ||
1372 | sint r8712_restruct_sec_ie(struct _adapter *adapter, u8 *in_ie, | |
1373 | u8 *out_ie, uint in_len) | |
1374 | { | |
e29d3ebc | 1375 | u8 authmode = 0, match; |
2865d42c LF |
1376 | u8 sec_ie[255], uncst_oui[4], bkup_ie[255]; |
1377 | u8 wpa_oui[4] = {0x0, 0x50, 0xf2, 0x01}; | |
1378 | uint ielength, cnt, remove_cnt; | |
1379 | int iEntry; | |
1380 | struct mlme_priv *pmlmepriv = &adapter->mlmepriv; | |
1381 | struct security_priv *psecuritypriv = &adapter->securitypriv; | |
1382 | uint ndisauthmode = psecuritypriv->ndisauthtype; | |
1383 | uint ndissecuritytype = psecuritypriv->ndisencryptstatus; | |
1384 | ||
1385 | if ((ndisauthmode == Ndis802_11AuthModeWPA) || | |
1386 | (ndisauthmode == Ndis802_11AuthModeWPAPSK)) { | |
1387 | authmode = _WPA_IE_ID_; | |
1388 | uncst_oui[0] = 0x0; | |
1389 | uncst_oui[1] = 0x50; | |
1390 | uncst_oui[2] = 0xf2; | |
1391 | } | |
1392 | if ((ndisauthmode == Ndis802_11AuthModeWPA2) || | |
1393 | (ndisauthmode == Ndis802_11AuthModeWPA2PSK)) { | |
1394 | authmode = _WPA2_IE_ID_; | |
1395 | uncst_oui[0] = 0x0; | |
1396 | uncst_oui[1] = 0x0f; | |
1397 | uncst_oui[2] = 0xac; | |
1398 | } | |
1399 | switch (ndissecuritytype) { | |
1400 | case Ndis802_11Encryption1Enabled: | |
1401 | case Ndis802_11Encryption1KeyAbsent: | |
2865d42c LF |
1402 | uncst_oui[3] = 0x1; |
1403 | break; | |
1404 | case Ndis802_11Encryption2Enabled: | |
1405 | case Ndis802_11Encryption2KeyAbsent: | |
2865d42c LF |
1406 | uncst_oui[3] = 0x2; |
1407 | break; | |
1408 | case Ndis802_11Encryption3Enabled: | |
1409 | case Ndis802_11Encryption3KeyAbsent: | |
2865d42c LF |
1410 | uncst_oui[3] = 0x4; |
1411 | break; | |
1412 | default: | |
2865d42c LF |
1413 | break; |
1414 | } | |
1415 | /*Search required WPA or WPA2 IE and copy to sec_ie[] */ | |
1416 | cnt = 12; | |
1417 | match = false; | |
1418 | while (cnt < in_len) { | |
1419 | if (in_ie[cnt] == authmode) { | |
1420 | if ((authmode == _WPA_IE_ID_) && | |
1421 | (!memcmp(&in_ie[cnt+2], &wpa_oui[0], 4))) { | |
1422 | memcpy(&sec_ie[0], &in_ie[cnt], | |
1423 | in_ie[cnt + 1] + 2); | |
1424 | match = true; | |
1425 | break; | |
1426 | } | |
1427 | if (authmode == _WPA2_IE_ID_) { | |
1428 | memcpy(&sec_ie[0], &in_ie[cnt], | |
1429 | in_ie[cnt + 1] + 2); | |
1430 | match = true; | |
1431 | break; | |
1432 | } | |
1433 | if (((authmode == _WPA_IE_ID_) && | |
1434 | (!memcmp(&in_ie[cnt + 2], &wpa_oui[0], 4))) || | |
1435 | (authmode == _WPA2_IE_ID_)) | |
1436 | memcpy(&bkup_ie[0], &in_ie[cnt], | |
1437 | in_ie[cnt + 1] + 2); | |
1438 | } | |
1439 | cnt += in_ie[cnt+1] + 2; /*get next*/ | |
1440 | } | |
1441 | /*restruct WPA IE or WPA2 IE in sec_ie[] */ | |
1442 | if (match == true) { | |
1443 | if (sec_ie[0] == _WPA_IE_ID_) { | |
1444 | /* parsing SSN IE to select required encryption | |
1445 | * algorithm, and set the bc/mc encryption algorithm */ | |
1446 | while (true) { | |
1447 | /*check wpa_oui tag*/ | |
1448 | if (memcmp(&sec_ie[2], &wpa_oui[0], 4)) { | |
1449 | match = false; | |
1450 | break; | |
1451 | } | |
1452 | if ((sec_ie[6] != 0x01) || (sec_ie[7] != 0x0)) { | |
1453 | /*IE Ver error*/ | |
1454 | match = false; | |
1455 | break; | |
1456 | } | |
1457 | if (!memcmp(&sec_ie[8], &wpa_oui[0], 3)) { | |
1458 | /* get bc/mc encryption type (group | |
1459 | * key type)*/ | |
1460 | switch (sec_ie[11]) { | |
1461 | case 0x0: /*none*/ | |
1462 | psecuritypriv->XGrpPrivacy = | |
1463 | _NO_PRIVACY_; | |
1464 | break; | |
1465 | case 0x1: /*WEP_40*/ | |
1466 | psecuritypriv->XGrpPrivacy = | |
1467 | _WEP40_; | |
1468 | break; | |
1469 | case 0x2: /*TKIP*/ | |
1470 | psecuritypriv->XGrpPrivacy = | |
1471 | _TKIP_; | |
1472 | break; | |
1473 | case 0x3: /*AESCCMP*/ | |
1474 | case 0x4: | |
1475 | psecuritypriv->XGrpPrivacy = | |
1476 | _AES_; | |
1477 | break; | |
1478 | case 0x5: /*WEP_104*/ | |
1479 | psecuritypriv->XGrpPrivacy = | |
1480 | _WEP104_; | |
1481 | break; | |
1482 | } | |
1483 | } else { | |
1484 | match = false; | |
1485 | break; | |
1486 | } | |
1487 | if (sec_ie[12] == 0x01) { | |
1488 | /*check the unicast encryption type*/ | |
1489 | if (memcmp(&sec_ie[14], | |
1490 | &uncst_oui[0], 4)) { | |
1491 | match = false; | |
1492 | break; | |
1493 | ||
1494 | } /*else the uncst_oui is match*/ | |
1495 | } else { /*mixed mode, unicast_enc_type > 1*/ | |
1496 | /*select the uncst_oui and remove | |
1497 | * the other uncst_oui*/ | |
1498 | cnt = sec_ie[12]; | |
1499 | remove_cnt = (cnt-1) * 4; | |
1500 | sec_ie[12] = 0x01; | |
1501 | memcpy(&sec_ie[14], &uncst_oui[0], 4); | |
1502 | /*remove the other unicast suit*/ | |
1503 | memcpy(&sec_ie[18], | |
1504 | &sec_ie[18 + remove_cnt], | |
1505 | sec_ie[1] - 18 + 2 - | |
1506 | remove_cnt); | |
1507 | sec_ie[1] = sec_ie[1] - remove_cnt; | |
1508 | } | |
1509 | break; | |
1510 | } | |
1511 | } | |
1512 | if (authmode == _WPA2_IE_ID_) { | |
1513 | /* parsing RSN IE to select required encryption | |
1514 | * algorithm, and set the bc/mc encryption algorithm */ | |
1515 | while (true) { | |
1516 | if ((sec_ie[2] != 0x01) || (sec_ie[3] != 0x0)) { | |
1517 | /*IE Ver error*/ | |
1518 | match = false; | |
1519 | break; | |
1520 | } | |
1521 | if (!memcmp(&sec_ie[4], &uncst_oui[0], 3)) { | |
1522 | /*get bc/mc encryption type*/ | |
1523 | switch (sec_ie[7]) { | |
1524 | case 0x1: /*WEP_40*/ | |
1525 | psecuritypriv->XGrpPrivacy = | |
1526 | _WEP40_; | |
1527 | break; | |
1528 | case 0x2: /*TKIP*/ | |
1529 | psecuritypriv->XGrpPrivacy = | |
1530 | _TKIP_; | |
1531 | break; | |
1532 | case 0x4: /*AESWRAP*/ | |
1533 | psecuritypriv->XGrpPrivacy = | |
1534 | _AES_; | |
1535 | break; | |
1536 | case 0x5: /*WEP_104*/ | |
1537 | psecuritypriv->XGrpPrivacy = | |
1538 | _WEP104_; | |
1539 | break; | |
1540 | default: /*one*/ | |
1541 | psecuritypriv->XGrpPrivacy = | |
1542 | _NO_PRIVACY_; | |
1543 | break; | |
1544 | } | |
1545 | } else { | |
1546 | match = false; | |
1547 | break; | |
1548 | } | |
1549 | if (sec_ie[8] == 0x01) { | |
1550 | /*check the unicast encryption type*/ | |
1551 | if (memcmp(&sec_ie[10], | |
1552 | &uncst_oui[0], 4)) { | |
1553 | match = false; | |
1554 | break; | |
1555 | } /*else the uncst_oui is match*/ | |
1556 | } else { /*mixed mode, unicast_enc_type > 1*/ | |
1557 | /*select the uncst_oui and remove the | |
1558 | * other uncst_oui*/ | |
1559 | cnt = sec_ie[8]; | |
1560 | remove_cnt = (cnt-1)*4; | |
1561 | sec_ie[8] = 0x01; | |
1562 | memcpy(&sec_ie[10], &uncst_oui[0], 4); | |
1563 | /*remove the other unicast suit*/ | |
1564 | memcpy(&sec_ie[14], | |
1565 | &sec_ie[14 + remove_cnt], | |
1566 | (sec_ie[1] - 14 + 2 - | |
1567 | remove_cnt)); | |
1568 | sec_ie[1] = sec_ie[1]-remove_cnt; | |
1569 | } | |
1570 | break; | |
1571 | } | |
1572 | } | |
1573 | } | |
1574 | if ((authmode == _WPA_IE_ID_) || (authmode == _WPA2_IE_ID_)) { | |
1575 | /*copy fixed ie*/ | |
1576 | memcpy(out_ie, in_ie, 12); | |
1577 | ielength = 12; | |
1578 | /*copy RSN or SSN*/ | |
1579 | if (match == true) { | |
1580 | memcpy(&out_ie[ielength], &sec_ie[0], sec_ie[1]+2); | |
1581 | ielength += sec_ie[1] + 2; | |
1582 | if (authmode == _WPA2_IE_ID_) { | |
1583 | /*the Pre-Authentication bit should be zero*/ | |
1584 | out_ie[ielength - 1] = 0; | |
1585 | out_ie[ielength - 2] = 0; | |
1586 | } | |
1587 | r8712_report_sec_ie(adapter, authmode, sec_ie); | |
1588 | } | |
1589 | } else { | |
1590 | /*copy fixed ie only*/ | |
1591 | memcpy(out_ie, in_ie, 12); | |
1592 | ielength = 12; | |
1593 | if (psecuritypriv->wps_phase == true) { | |
1594 | memcpy(out_ie+ielength, psecuritypriv->wps_ie, | |
1595 | psecuritypriv->wps_ie_len); | |
1596 | ielength += psecuritypriv->wps_ie_len; | |
1597 | } | |
1598 | } | |
1599 | iEntry = SecIsInPMKIDList(adapter, pmlmepriv->assoc_bssid); | |
1600 | if (iEntry < 0) | |
1601 | return ielength; | |
819ef638 HM |
1602 | if (authmode == _WPA2_IE_ID_) { |
1603 | out_ie[ielength] = 1; | |
1604 | ielength++; | |
1605 | out_ie[ielength] = 0; /*PMKID count = 0x0100*/ | |
1606 | ielength++; | |
1607 | memcpy(&out_ie[ielength], | |
1608 | &psecuritypriv->PMKIDList[iEntry].PMKID, 16); | |
1609 | ielength += 16; | |
1610 | out_ie[13] += 18;/*PMKID length = 2+16*/ | |
2865d42c LF |
1611 | } |
1612 | return ielength; | |
1613 | } | |
1614 | ||
1615 | void r8712_init_registrypriv_dev_network(struct _adapter *adapter) | |
1616 | { | |
1617 | struct registry_priv *pregistrypriv = &adapter->registrypriv; | |
1618 | struct eeprom_priv *peepriv = &adapter->eeprompriv; | |
1619 | struct wlan_bssid_ex *pdev_network = &pregistrypriv->dev_network; | |
1620 | u8 *myhwaddr = myid(peepriv); | |
1621 | ||
1622 | memcpy(pdev_network->MacAddress, myhwaddr, ETH_ALEN); | |
1623 | memcpy(&pdev_network->Ssid, &pregistrypriv->ssid, | |
1624 | sizeof(struct ndis_802_11_ssid)); | |
1625 | pdev_network->Configuration.Length = | |
1626 | sizeof(struct NDIS_802_11_CONFIGURATION); | |
1627 | pdev_network->Configuration.BeaconPeriod = 100; | |
1628 | pdev_network->Configuration.FHConfig.Length = 0; | |
1629 | pdev_network->Configuration.FHConfig.HopPattern = 0; | |
1630 | pdev_network->Configuration.FHConfig.HopSet = 0; | |
1631 | pdev_network->Configuration.FHConfig.DwellTime = 0; | |
1632 | } | |
1633 | ||
1634 | void r8712_update_registrypriv_dev_network(struct _adapter *adapter) | |
1635 | { | |
1636 | int sz = 0; | |
1637 | struct registry_priv *pregistrypriv = &adapter->registrypriv; | |
1638 | struct wlan_bssid_ex *pdev_network = &pregistrypriv->dev_network; | |
1639 | struct security_priv *psecuritypriv = &adapter->securitypriv; | |
1640 | struct wlan_network *cur_network = &adapter->mlmepriv.cur_network; | |
1641 | ||
1642 | pdev_network->Privacy = cpu_to_le32(psecuritypriv->PrivacyAlgrthm | |
77e73e8c | 1643 | > 0 ? 1 : 0); /* adhoc no 802.1x */ |
2865d42c LF |
1644 | pdev_network->Rssi = 0; |
1645 | switch (pregistrypriv->wireless_mode) { | |
1646 | case WIRELESS_11B: | |
1647 | pdev_network->NetworkTypeInUse = cpu_to_le32(Ndis802_11DS); | |
1648 | break; | |
1649 | case WIRELESS_11G: | |
1650 | case WIRELESS_11BG: | |
1651 | pdev_network->NetworkTypeInUse = cpu_to_le32(Ndis802_11OFDM24); | |
1652 | break; | |
1653 | case WIRELESS_11A: | |
1654 | pdev_network->NetworkTypeInUse = cpu_to_le32(Ndis802_11OFDM5); | |
1655 | break; | |
1656 | default: | |
1657 | /* TODO */ | |
1658 | break; | |
1659 | } | |
1660 | pdev_network->Configuration.DSConfig = cpu_to_le32( | |
1661 | pregistrypriv->channel); | |
1662 | if (cur_network->network.InfrastructureMode == Ndis802_11IBSS) | |
1663 | pdev_network->Configuration.ATIMWindow = cpu_to_le32(3); | |
1664 | pdev_network->InfrastructureMode = cpu_to_le32( | |
1665 | cur_network->network.InfrastructureMode); | |
1666 | /* 1. Supported rates | |
1667 | * 2. IE | |
1668 | */ | |
ee5b1aad | 1669 | sz = r8712_generate_ie(pregistrypriv); |
2865d42c LF |
1670 | pdev_network->IELength = sz; |
1671 | pdev_network->Length = r8712_get_ndis_wlan_bssid_ex_sz( | |
1672 | (struct ndis_wlan_bssid_ex *)pdev_network); | |
1673 | } | |
1674 | ||
25985edc | 1675 | /*the function is at passive_level*/ |
2865d42c LF |
1676 | void r8712_joinbss_reset(struct _adapter *padapter) |
1677 | { | |
1678 | int i; | |
1679 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; | |
1680 | struct ht_priv *phtpriv = &pmlmepriv->htpriv; | |
1681 | ||
1682 | /* todo: if you want to do something io/reg/hw setting before join_bss, | |
1683 | * please add code here */ | |
1684 | phtpriv->ampdu_enable = false;/*reset to disabled*/ | |
1685 | for (i = 0; i < 16; i++) | |
1686 | phtpriv->baddbareq_issued[i] = false;/*reset it*/ | |
1687 | if (phtpriv->ht_option) { | |
1688 | /* validate usb rx aggregation */ | |
1689 | r8712_write8(padapter, 0x102500D9, 48);/*TH = 48 pages, 6k*/ | |
1690 | } else { | |
1691 | /* invalidate usb rx aggregation */ | |
1692 | /* TH=1 => means that invalidate usb rx aggregation */ | |
1693 | r8712_write8(padapter, 0x102500D9, 1); | |
1694 | } | |
1695 | } | |
1696 | ||
1697 | /*the function is >= passive_level*/ | |
1698 | unsigned int r8712_restructure_ht_ie(struct _adapter *padapter, u8 *in_ie, | |
1699 | u8 *out_ie, uint in_len, uint *pout_len) | |
1700 | { | |
1701 | u32 ielen, out_len; | |
e29d3ebc | 1702 | unsigned char *p; |
2865d42c LF |
1703 | struct ieee80211_ht_cap ht_capie; |
1704 | unsigned char WMM_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x00, 0x01, 0x00}; | |
1705 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; | |
1706 | struct qos_priv *pqospriv = &pmlmepriv->qospriv; | |
1707 | struct ht_priv *phtpriv = &pmlmepriv->htpriv; | |
1708 | ||
1709 | phtpriv->ht_option = 0; | |
1710 | p = r8712_get_ie(in_ie+12, _HT_CAPABILITY_IE_, &ielen, in_len-12); | |
1711 | if (p && (ielen > 0)) { | |
1712 | if (pqospriv->qos_option == 0) { | |
1713 | out_len = *pout_len; | |
e29d3ebc SM |
1714 | r8712_set_ie(out_ie+out_len, _VENDOR_SPECIFIC_IE_, |
1715 | _WMM_IE_Length_, WMM_IE, pout_len); | |
2865d42c LF |
1716 | pqospriv->qos_option = 1; |
1717 | } | |
1718 | out_len = *pout_len; | |
1719 | memset(&ht_capie, 0, sizeof(struct ieee80211_ht_cap)); | |
1720 | ht_capie.cap_info = IEEE80211_HT_CAP_SUP_WIDTH | | |
1721 | IEEE80211_HT_CAP_SGI_20 | | |
1722 | IEEE80211_HT_CAP_SGI_40 | | |
1723 | IEEE80211_HT_CAP_TX_STBC | | |
1724 | IEEE80211_HT_CAP_MAX_AMSDU | | |
1725 | IEEE80211_HT_CAP_DSSSCCK40; | |
1726 | ht_capie.ampdu_params_info = (IEEE80211_HT_CAP_AMPDU_FACTOR & | |
1727 | 0x03) | (IEEE80211_HT_CAP_AMPDU_DENSITY & 0x00); | |
e29d3ebc SM |
1728 | r8712_set_ie(out_ie+out_len, _HT_CAPABILITY_IE_, |
1729 | sizeof(struct ieee80211_ht_cap), | |
1730 | (unsigned char *)&ht_capie, pout_len); | |
2865d42c LF |
1731 | phtpriv->ht_option = 1; |
1732 | } | |
1733 | return phtpriv->ht_option; | |
1734 | } | |
1735 | ||
25985edc | 1736 | /* the function is > passive_level (in critical_section) */ |
2865d42c LF |
1737 | static void update_ht_cap(struct _adapter *padapter, u8 *pie, uint ie_len) |
1738 | { | |
1739 | u8 *p, max_ampdu_sz; | |
1740 | int i, len; | |
1741 | struct sta_info *bmc_sta, *psta; | |
1742 | struct ieee80211_ht_cap *pht_capie; | |
2865d42c LF |
1743 | struct recv_reorder_ctrl *preorder_ctrl; |
1744 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; | |
1745 | struct ht_priv *phtpriv = &pmlmepriv->htpriv; | |
1746 | struct registry_priv *pregistrypriv = &padapter->registrypriv; | |
1747 | struct wlan_network *pcur_network = &(pmlmepriv->cur_network); | |
1748 | ||
1749 | if (!phtpriv->ht_option) | |
1750 | return; | |
1751 | /* maybe needs check if ap supports rx ampdu. */ | |
1752 | if ((phtpriv->ampdu_enable == false) && | |
1753 | (pregistrypriv->ampdu_enable == 1)) | |
1754 | phtpriv->ampdu_enable = true; | |
1755 | /*check Max Rx A-MPDU Size*/ | |
1756 | len = 0; | |
1757 | p = r8712_get_ie(pie + sizeof(struct NDIS_802_11_FIXED_IEs), | |
1758 | _HT_CAPABILITY_IE_, | |
1759 | &len, ie_len - | |
1760 | sizeof(struct NDIS_802_11_FIXED_IEs)); | |
1761 | if (p && len > 0) { | |
1762 | pht_capie = (struct ieee80211_ht_cap *)(p+2); | |
1763 | max_ampdu_sz = (pht_capie->ampdu_params_info & | |
1764 | IEEE80211_HT_CAP_AMPDU_FACTOR); | |
1765 | /* max_ampdu_sz (kbytes); */ | |
1766 | max_ampdu_sz = 1 << (max_ampdu_sz+3); | |
1767 | phtpriv->rx_ampdu_maxlen = max_ampdu_sz; | |
1768 | } | |
1769 | /* for A-MPDU Rx reordering buffer control for bmc_sta & sta_info | |
be10ac2b | 1770 | * if A-MPDU Rx is enabled, resetting rx_ordering_ctrl |
2865d42c LF |
1771 | * wstart_b(indicate_seq) to default value=0xffff |
1772 | * todo: check if AP can send A-MPDU packets | |
1773 | */ | |
1774 | bmc_sta = r8712_get_bcmc_stainfo(padapter); | |
1775 | if (bmc_sta) { | |
1776 | for (i = 0; i < 16; i++) { | |
1777 | preorder_ctrl = &bmc_sta->recvreorder_ctrl[i]; | |
1778 | preorder_ctrl->indicate_seq = 0xffff; | |
1779 | preorder_ctrl->wend_b = 0xffff; | |
1780 | } | |
1781 | } | |
1782 | psta = r8712_get_stainfo(&padapter->stapriv, | |
1783 | pcur_network->network.MacAddress); | |
1784 | if (psta) { | |
77e73e8c | 1785 | for (i = 0; i < 16; i++) { |
2865d42c LF |
1786 | preorder_ctrl = &psta->recvreorder_ctrl[i]; |
1787 | preorder_ctrl->indicate_seq = 0xffff; | |
1788 | preorder_ctrl->wend_b = 0xffff; | |
1789 | } | |
1790 | } | |
1791 | len = 0; | |
1792 | p = r8712_get_ie(pie + sizeof(struct NDIS_802_11_FIXED_IEs), | |
1793 | _HT_ADD_INFO_IE_, &len, | |
1794 | ie_len-sizeof(struct NDIS_802_11_FIXED_IEs)); | |
2865d42c LF |
1795 | } |
1796 | ||
1797 | void r8712_issue_addbareq_cmd(struct _adapter *padapter, int priority) | |
1798 | { | |
1799 | struct mlme_priv *pmlmepriv = &padapter->mlmepriv; | |
1800 | struct ht_priv *phtpriv = &pmlmepriv->htpriv; | |
1801 | ||
1802 | if ((phtpriv->ht_option == 1) && (phtpriv->ampdu_enable == true)) { | |
1803 | if (phtpriv->baddbareq_issued[priority] == false) { | |
1804 | r8712_addbareq_cmd(padapter, (u8)priority); | |
1805 | phtpriv->baddbareq_issued[priority] = true; | |
1806 | } | |
1807 | } | |
1808 | } |