1 // SPDX-License-Identifier: GPL-2.0
2 /******************************************************************************
3 *
4 * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
5 *
6 ******************************************************************************/
7 #define _IOCTL_CFG80211_C_
8
9 #include <linux/etherdevice.h>
10 #include <drv_types.h>
11 #include <rtw_debug.h>
12 #include <linux/jiffies.h>
13
14 #include <rtw_wifi_regd.h>
15
16 #define RTW_MAX_MGMT_TX_CNT (8)
17
18 #define RTW_SCAN_IE_LEN_MAX 2304
19 #define RTW_MAX_REMAIN_ON_CHANNEL_DURATION 5000 /* ms */
20 #define RTW_MAX_NUM_PMKIDS 4
21
22 static const u32 rtw_cipher_suites[] = {
23 WLAN_CIPHER_SUITE_WEP40,
24 WLAN_CIPHER_SUITE_WEP104,
25 WLAN_CIPHER_SUITE_TKIP,
26 WLAN_CIPHER_SUITE_CCMP,
27 WLAN_CIPHER_SUITE_AES_CMAC,
28 };
29
30 #define RATETAB_ENT(_rate, _rateid, _flags) \
31 { \
32 .bitrate = (_rate), \
33 .hw_value = (_rateid), \
34 .flags = (_flags), \
35 }
36
37 #define CHAN2G(_channel, _freq, _flags) { \
38 .band = NL80211_BAND_2GHZ, \
39 .center_freq = (_freq), \
40 .hw_value = (_channel), \
41 .flags = (_flags), \
42 .max_antenna_gain = 0, \
43 .max_power = 30, \
44 }
45
46 /* if wowlan is not supported, kernel generate a disconnect at each suspend
47 * cf: /net/wireless/sysfs.c, so register a stub wowlan.
48 * Moreover wowlan has to be enabled via a the nl80211_set_wowlan callback.
49 * (from user space, e.g. iw phy0 wowlan enable)
50 */
51 static const struct wiphy_wowlan_support wowlan_stub = {
52 .flags = WIPHY_WOWLAN_ANY,
53 .n_patterns = 0,
54 .pattern_max_len = 0,
55 .pattern_min_len = 0,
56 .max_pkt_offset = 0,
57 };
58
59 static struct ieee80211_rate rtw_rates[] = {
60 RATETAB_ENT(10, 0x1, 0),
61 RATETAB_ENT(20, 0x2, 0),
62 RATETAB_ENT(55, 0x4, 0),
63 RATETAB_ENT(110, 0x8, 0),
64 RATETAB_ENT(60, 0x10, 0),
65 RATETAB_ENT(90, 0x20, 0),
66 RATETAB_ENT(120, 0x40, 0),
67 RATETAB_ENT(180, 0x80, 0),
68 RATETAB_ENT(240, 0x100, 0),
69 RATETAB_ENT(360, 0x200, 0),
70 RATETAB_ENT(480, 0x400, 0),
71 RATETAB_ENT(540, 0x800, 0),
72 };
73
74 #define rtw_a_rates (rtw_rates + 4)
75 #define RTW_A_RATES_NUM 8
76 #define rtw_g_rates (rtw_rates + 0)
77 #define RTW_G_RATES_NUM 12
78
79 #define RTW_2G_CHANNELS_NUM 14
80 #define RTW_5G_CHANNELS_NUM 37
81
82 static struct ieee80211_channel rtw_2ghz_channels[] = {
83 CHAN2G(1, 2412, 0),
84 CHAN2G(2, 2417, 0),
85 CHAN2G(3, 2422, 0),
86 CHAN2G(4, 2427, 0),
87 CHAN2G(5, 2432, 0),
88 CHAN2G(6, 2437, 0),
89 CHAN2G(7, 2442, 0),
90 CHAN2G(8, 2447, 0),
91 CHAN2G(9, 2452, 0),
92 CHAN2G(10, 2457, 0),
93 CHAN2G(11, 2462, 0),
94 CHAN2G(12, 2467, 0),
95 CHAN2G(13, 2472, 0),
96 CHAN2G(14, 2484, 0),
97 };
98
rtw_2g_channels_init(struct ieee80211_channel * channels)99 static void rtw_2g_channels_init(struct ieee80211_channel *channels)
100 {
101 memcpy((void*)channels, (void*)rtw_2ghz_channels,
102 sizeof(struct ieee80211_channel)*RTW_2G_CHANNELS_NUM
103 );
104 }
105
rtw_2g_rates_init(struct ieee80211_rate * rates)106 static void rtw_2g_rates_init(struct ieee80211_rate *rates)
107 {
108 memcpy(rates, rtw_g_rates,
109 sizeof(struct ieee80211_rate)*RTW_G_RATES_NUM
110 );
111 }
112
rtw_spt_band_alloc(enum nl80211_band band)113 static struct ieee80211_supported_band *rtw_spt_band_alloc(
114 enum nl80211_band band
115 )
116 {
117 struct ieee80211_supported_band *spt_band = NULL;
118 int n_channels, n_bitrates;
119
120 if (band == NL80211_BAND_2GHZ)
121 {
122 n_channels = RTW_2G_CHANNELS_NUM;
123 n_bitrates = RTW_G_RATES_NUM;
124 }
125 else
126 {
127 goto exit;
128 }
129
130 spt_band = rtw_zmalloc(sizeof(struct ieee80211_supported_band) +
131 sizeof(struct ieee80211_channel) * n_channels +
132 sizeof(struct ieee80211_rate) * n_bitrates);
133 if (!spt_band)
134 goto exit;
135
136 spt_band->channels = (struct ieee80211_channel*)(((u8 *)spt_band)+sizeof(struct ieee80211_supported_band));
137 spt_band->bitrates = (struct ieee80211_rate*)(((u8 *)spt_band->channels)+sizeof(struct ieee80211_channel)*n_channels);
138 spt_band->band = band;
139 spt_band->n_channels = n_channels;
140 spt_band->n_bitrates = n_bitrates;
141
142 if (band == NL80211_BAND_2GHZ)
143 {
144 rtw_2g_channels_init(spt_band->channels);
145 rtw_2g_rates_init(spt_band->bitrates);
146 }
147
148 /* spt_band.ht_cap */
149
150 exit:
151
152 return spt_band;
153 }
154
rtw_spt_band_free(struct ieee80211_supported_band * spt_band)155 static void rtw_spt_band_free(struct ieee80211_supported_band *spt_band)
156 {
157 u32 size = 0;
158
159 if (!spt_band)
160 return;
161
162 if (spt_band->band == NL80211_BAND_2GHZ)
163 {
164 size = sizeof(struct ieee80211_supported_band)
165 + sizeof(struct ieee80211_channel)*RTW_2G_CHANNELS_NUM
166 + sizeof(struct ieee80211_rate)*RTW_G_RATES_NUM;
167 }
168 kfree((u8 *)spt_band);
169 }
170
171 static const struct ieee80211_txrx_stypes
172 rtw_cfg80211_default_mgmt_stypes[NUM_NL80211_IFTYPES] = {
173 [NL80211_IFTYPE_ADHOC] = {
174 .tx = 0xffff,
175 .rx = BIT(IEEE80211_STYPE_ACTION >> 4)
176 },
177 [NL80211_IFTYPE_STATION] = {
178 .tx = 0xffff,
179 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
180 BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
181 },
182 [NL80211_IFTYPE_AP] = {
183 .tx = 0xffff,
184 .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) |
185 BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) |
186 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
187 BIT(IEEE80211_STYPE_DISASSOC >> 4) |
188 BIT(IEEE80211_STYPE_AUTH >> 4) |
189 BIT(IEEE80211_STYPE_DEAUTH >> 4) |
190 BIT(IEEE80211_STYPE_ACTION >> 4)
191 },
192 [NL80211_IFTYPE_AP_VLAN] = {
193 /* copy AP */
194 .tx = 0xffff,
195 .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) |
196 BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) |
197 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
198 BIT(IEEE80211_STYPE_DISASSOC >> 4) |
199 BIT(IEEE80211_STYPE_AUTH >> 4) |
200 BIT(IEEE80211_STYPE_DEAUTH >> 4) |
201 BIT(IEEE80211_STYPE_ACTION >> 4)
202 },
203 [NL80211_IFTYPE_P2P_CLIENT] = {
204 .tx = 0xffff,
205 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
206 BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
207 },
208 [NL80211_IFTYPE_P2P_GO] = {
209 .tx = 0xffff,
210 .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) |
211 BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) |
212 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
213 BIT(IEEE80211_STYPE_DISASSOC >> 4) |
214 BIT(IEEE80211_STYPE_AUTH >> 4) |
215 BIT(IEEE80211_STYPE_DEAUTH >> 4) |
216 BIT(IEEE80211_STYPE_ACTION >> 4)
217 },
218 };
219
rtw_ieee80211_channel_to_frequency(int chan,int band)220 static int rtw_ieee80211_channel_to_frequency(int chan, int band)
221 {
222 /* see 802.11 17.3.8.3.2 and Annex J
223 * there are overlapping channel numbers in 5GHz and 2GHz bands */
224 if (band == NL80211_BAND_2GHZ) {
225 if (chan == 14)
226 return 2484;
227 else if (chan < 14)
228 return 2407 + chan * 5;
229 }
230
231 return 0; /* not supported */
232 }
233
234 #define MAX_BSSINFO_LEN 1000
rtw_cfg80211_inform_bss(struct adapter * padapter,struct wlan_network * pnetwork)235 struct cfg80211_bss *rtw_cfg80211_inform_bss(struct adapter *padapter, struct wlan_network *pnetwork)
236 {
237 struct ieee80211_channel *notify_channel;
238 struct cfg80211_bss *bss = NULL;
239 /* struct ieee80211_supported_band *band; */
240 u16 channel;
241 u32 freq;
242 u64 notify_timestamp;
243 u16 notify_capability;
244 u16 notify_interval;
245 u8 *notify_ie;
246 size_t notify_ielen;
247 s32 notify_signal;
248 u8 *buf = NULL, *pbuf;
249 size_t len, bssinf_len = 0;
250 struct ieee80211_hdr *pwlanhdr;
251 __le16 *fctrl;
252 u8 bc_addr[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
253
254 struct wireless_dev *wdev = padapter->rtw_wdev;
255 struct wiphy *wiphy = wdev->wiphy;
256 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
257
258
259 /* DBG_8192C("%s\n", __func__); */
260
261 bssinf_len = pnetwork->network.IELength+sizeof (struct ieee80211_hdr_3addr);
262 if (bssinf_len > MAX_BSSINFO_LEN) {
263 DBG_871X("%s IE Length too long > %d byte\n", __func__, MAX_BSSINFO_LEN);
264 goto exit;
265 }
266
267 {
268 u16 wapi_len = 0;
269
270 if (rtw_get_wapi_ie(pnetwork->network.IEs, pnetwork->network.IELength, NULL, &wapi_len)>0)
271 {
272 if (wapi_len > 0)
273 {
274 DBG_871X("%s, no support wapi!\n", __func__);
275 goto exit;
276 }
277 }
278 }
279
280 /* To reduce PBC Overlap rate */
281 /* spin_lock_bh(&pwdev_priv->scan_req_lock); */
282 if (adapter_wdev_data(padapter)->scan_request != NULL)
283 {
284 u8 *psr = NULL, sr = 0;
285 struct ndis_802_11_ssid *pssid = &pnetwork->network.Ssid;
286 struct cfg80211_scan_request *request = adapter_wdev_data(padapter)->scan_request;
287 struct cfg80211_ssid *ssids = request->ssids;
288 u32 wpsielen = 0;
289 u8 *wpsie = NULL;
290
291 wpsie = rtw_get_wps_ie(pnetwork->network.IEs+_FIXED_IE_LENGTH_, pnetwork->network.IELength-_FIXED_IE_LENGTH_, NULL, &wpsielen);
292
293 if (wpsie && wpsielen>0)
294 psr = rtw_get_wps_attr_content(wpsie, wpsielen, WPS_ATTR_SELECTED_REGISTRAR, (u8 *)(&sr), NULL);
295
296 if (sr != 0)
297 {
298 if (request->n_ssids == 1 && request->n_channels == 1) /* it means under processing WPS */
299 {
300 DBG_8192C("ssid =%s, len =%d\n", pssid->Ssid, pssid->SsidLength);
301
302 if (ssids[0].ssid_len == 0) {
303 }
304 else if (pssid->SsidLength == ssids[0].ssid_len &&
305 !memcmp(pssid->Ssid, ssids[0].ssid, ssids[0].ssid_len))
306 {
307 DBG_871X("%s, got sr and ssid match!\n", __func__);
308 }
309 else
310 {
311 if (psr != NULL)
312 *psr = 0; /* clear sr */
313 }
314 }
315 }
316 }
317 /* spin_unlock_bh(&pwdev_priv->scan_req_lock); */
318
319
320 channel = pnetwork->network.Configuration.DSConfig;
321 freq = rtw_ieee80211_channel_to_frequency(channel, NL80211_BAND_2GHZ);
322
323 notify_channel = ieee80211_get_channel(wiphy, freq);
324
325 notify_timestamp = ktime_to_us(ktime_get_boottime());
326
327 notify_interval = le16_to_cpu(*(__le16 *)rtw_get_beacon_interval_from_ie(pnetwork->network.IEs));
328 notify_capability = le16_to_cpu(*(__le16 *)rtw_get_capability_from_ie(pnetwork->network.IEs));
329
330 notify_ie = pnetwork->network.IEs+_FIXED_IE_LENGTH_;
331 notify_ielen = pnetwork->network.IELength-_FIXED_IE_LENGTH_;
332
333 /* We've set wiphy's signal_type as CFG80211_SIGNAL_TYPE_MBM: signal strength in mBm (100*dBm) */
334 if (check_fwstate(pmlmepriv, _FW_LINKED) == true &&
335 is_same_network(&pmlmepriv->cur_network.network, &pnetwork->network, 0)) {
336 notify_signal = 100*translate_percentage_to_dbm(padapter->recvpriv.signal_strength);/* dbm */
337 } else {
338 notify_signal = 100*translate_percentage_to_dbm(pnetwork->network.PhyInfo.SignalStrength);/* dbm */
339 }
340
341 buf = kzalloc(MAX_BSSINFO_LEN, GFP_ATOMIC);
342 if (!buf)
343 goto exit;
344 pbuf = buf;
345
346 pwlanhdr = (struct ieee80211_hdr *)pbuf;
347 fctrl = &(pwlanhdr->frame_control);
348 *(fctrl) = 0;
349
350 SetSeqNum(pwlanhdr, 0/*pmlmeext->mgnt_seq*/);
351 /* pmlmeext->mgnt_seq++; */
352
353 if (pnetwork->network.Reserved[0] == 1) { /* WIFI_BEACON */
354 memcpy(pwlanhdr->addr1, bc_addr, ETH_ALEN);
355 SetFrameSubType(pbuf, WIFI_BEACON);
356 } else {
357 memcpy(pwlanhdr->addr1, myid(&(padapter->eeprompriv)), ETH_ALEN);
358 SetFrameSubType(pbuf, WIFI_PROBERSP);
359 }
360
361 memcpy(pwlanhdr->addr2, pnetwork->network.MacAddress, ETH_ALEN);
362 memcpy(pwlanhdr->addr3, pnetwork->network.MacAddress, ETH_ALEN);
363
364
365 pbuf += sizeof(struct ieee80211_hdr_3addr);
366 len = sizeof (struct ieee80211_hdr_3addr);
367
368 memcpy(pbuf, pnetwork->network.IEs, pnetwork->network.IELength);
369 len += pnetwork->network.IELength;
370
371 *((__le64*)pbuf) = cpu_to_le64(notify_timestamp);
372
373 bss = cfg80211_inform_bss_frame(wiphy, notify_channel, (struct ieee80211_mgmt *)buf,
374 len, notify_signal, GFP_ATOMIC);
375
376 if (unlikely(!bss)) {
377 DBG_8192C(FUNC_ADPT_FMT" bss NULL\n", FUNC_ADPT_ARG(padapter));
378 goto exit;
379 }
380
381 cfg80211_put_bss(wiphy, bss);
382 kfree(buf);
383
384 exit:
385 return bss;
386
387 }
388
389 /*
390 Check the given bss is valid by kernel API cfg80211_get_bss()
391 @padapter : the given adapter
392
393 return true if bss is valid, false for not found.
394 */
rtw_cfg80211_check_bss(struct adapter * padapter)395 int rtw_cfg80211_check_bss(struct adapter *padapter)
396 {
397 struct wlan_bssid_ex *pnetwork = &(padapter->mlmeextpriv.mlmext_info.network);
398 struct cfg80211_bss *bss = NULL;
399 struct ieee80211_channel *notify_channel = NULL;
400 u32 freq;
401
402 if (!(pnetwork) || !(padapter->rtw_wdev))
403 return false;
404
405 freq = rtw_ieee80211_channel_to_frequency(pnetwork->Configuration.DSConfig, NL80211_BAND_2GHZ);
406
407 notify_channel = ieee80211_get_channel(padapter->rtw_wdev->wiphy, freq);
408 bss = cfg80211_get_bss(padapter->rtw_wdev->wiphy, notify_channel,
409 pnetwork->MacAddress, pnetwork->Ssid.Ssid,
410 pnetwork->Ssid.SsidLength,
411 WLAN_CAPABILITY_ESS, WLAN_CAPABILITY_ESS);
412
413 cfg80211_put_bss(padapter->rtw_wdev->wiphy, bss);
414
415 return (bss!= NULL);
416 }
417
rtw_cfg80211_ibss_indicate_connect(struct adapter * padapter)418 void rtw_cfg80211_ibss_indicate_connect(struct adapter *padapter)
419 {
420 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
421 struct wlan_network *cur_network = &(pmlmepriv->cur_network);
422 struct wireless_dev *pwdev = padapter->rtw_wdev;
423 struct wiphy *wiphy = pwdev->wiphy;
424 int freq = (int)cur_network->network.Configuration.DSConfig;
425 struct ieee80211_channel *chan;
426
427 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));
428 if (pwdev->iftype != NL80211_IFTYPE_ADHOC)
429 {
430 return;
431 }
432
433 if (!rtw_cfg80211_check_bss(padapter)) {
434 struct wlan_bssid_ex *pnetwork = &(padapter->mlmeextpriv.mlmext_info.network);
435 struct wlan_network *scanned = pmlmepriv->cur_network_scanned;
436
437 if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) ==true)
438 {
439
440 memcpy(&cur_network->network, pnetwork, sizeof(struct wlan_bssid_ex));
441 if (!rtw_cfg80211_inform_bss(padapter, cur_network))
442 DBG_871X(FUNC_ADPT_FMT" inform fail !!\n", FUNC_ADPT_ARG(padapter));
443 else
444 DBG_871X(FUNC_ADPT_FMT" inform success !!\n", FUNC_ADPT_ARG(padapter));
445 }
446 else
447 {
448 if (scanned == NULL) {
449 rtw_warn_on(1);
450 return;
451 }
452 if (!memcmp(&(scanned->network.Ssid), &(pnetwork->Ssid), sizeof(struct ndis_802_11_ssid))
453 && !memcmp(scanned->network.MacAddress, pnetwork->MacAddress, sizeof(NDIS_802_11_MAC_ADDRESS))
454 ) {
455 if (!rtw_cfg80211_inform_bss(padapter, scanned)) {
456 DBG_871X(FUNC_ADPT_FMT" inform fail !!\n", FUNC_ADPT_ARG(padapter));
457 } else {
458 /* DBG_871X(FUNC_ADPT_FMT" inform success !!\n", FUNC_ADPT_ARG(padapter)); */
459 }
460 } else {
461 DBG_871X("scanned & pnetwork compare fail\n");
462 rtw_warn_on(1);
463 }
464 }
465
466 if (!rtw_cfg80211_check_bss(padapter))
467 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" BSS not found !!\n", FUNC_ADPT_ARG(padapter));
468 }
469 /* notify cfg80211 that device joined an IBSS */
470 chan = ieee80211_get_channel(wiphy, freq);
471 cfg80211_ibss_joined(padapter->pnetdev, cur_network->network.MacAddress, chan, GFP_ATOMIC);
472 }
473
rtw_cfg80211_indicate_connect(struct adapter * padapter)474 void rtw_cfg80211_indicate_connect(struct adapter *padapter)
475 {
476 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
477 struct wlan_network *cur_network = &(pmlmepriv->cur_network);
478 struct wireless_dev *pwdev = padapter->rtw_wdev;
479
480 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));
481 if (pwdev->iftype != NL80211_IFTYPE_STATION
482 && pwdev->iftype != NL80211_IFTYPE_P2P_CLIENT
483 ) {
484 return;
485 }
486
487 if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true)
488 return;
489
490 {
491 struct wlan_bssid_ex *pnetwork = &(padapter->mlmeextpriv.mlmext_info.network);
492 struct wlan_network *scanned = pmlmepriv->cur_network_scanned;
493
494 /* DBG_871X(FUNC_ADPT_FMT" BSS not found\n", FUNC_ADPT_ARG(padapter)); */
495
496 if (scanned == NULL) {
497 rtw_warn_on(1);
498 goto check_bss;
499 }
500
501 if (!memcmp(scanned->network.MacAddress, pnetwork->MacAddress, sizeof(NDIS_802_11_MAC_ADDRESS))
502 && !memcmp(&(scanned->network.Ssid), &(pnetwork->Ssid), sizeof(struct ndis_802_11_ssid))
503 ) {
504 if (!rtw_cfg80211_inform_bss(padapter, scanned)) {
505 DBG_871X(FUNC_ADPT_FMT" inform fail !!\n", FUNC_ADPT_ARG(padapter));
506 } else {
507 /* DBG_871X(FUNC_ADPT_FMT" inform success !!\n", FUNC_ADPT_ARG(padapter)); */
508 }
509 } else {
510 DBG_871X("scanned: %s("MAC_FMT"), cur: %s("MAC_FMT")\n",
511 scanned->network.Ssid.Ssid, MAC_ARG(scanned->network.MacAddress),
512 pnetwork->Ssid.Ssid, MAC_ARG(pnetwork->MacAddress)
513 );
514 rtw_warn_on(1);
515 }
516 }
517
518 check_bss:
519 if (!rtw_cfg80211_check_bss(padapter))
520 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" BSS not found !!\n", FUNC_ADPT_ARG(padapter));
521
522 if (rtw_to_roam(padapter) > 0) {
523 struct wiphy *wiphy = pwdev->wiphy;
524 struct ieee80211_channel *notify_channel;
525 u32 freq;
526 u16 channel = cur_network->network.Configuration.DSConfig;
527 struct cfg80211_roam_info roam_info = {};
528
529 freq = rtw_ieee80211_channel_to_frequency(channel, NL80211_BAND_2GHZ);
530
531 notify_channel = ieee80211_get_channel(wiphy, freq);
532
533 DBG_871X(FUNC_ADPT_FMT" call cfg80211_roamed\n", FUNC_ADPT_ARG(padapter));
534 roam_info.channel = notify_channel;
535 roam_info.bssid = cur_network->network.MacAddress;
536 roam_info.req_ie =
537 pmlmepriv->assoc_req+sizeof(struct ieee80211_hdr_3addr)+2;
538 roam_info.req_ie_len =
539 pmlmepriv->assoc_req_len-sizeof(struct ieee80211_hdr_3addr)-2;
540 roam_info.resp_ie =
541 pmlmepriv->assoc_rsp+sizeof(struct ieee80211_hdr_3addr)+6;
542 roam_info.resp_ie_len =
543 pmlmepriv->assoc_rsp_len-sizeof(struct ieee80211_hdr_3addr)-6;
544 cfg80211_roamed(padapter->pnetdev, &roam_info, GFP_ATOMIC);
545 }
546 else
547 {
548 cfg80211_connect_result(padapter->pnetdev, cur_network->network.MacAddress
549 , pmlmepriv->assoc_req+sizeof(struct ieee80211_hdr_3addr)+2
550 , pmlmepriv->assoc_req_len-sizeof(struct ieee80211_hdr_3addr)-2
551 , pmlmepriv->assoc_rsp+sizeof(struct ieee80211_hdr_3addr)+6
552 , pmlmepriv->assoc_rsp_len-sizeof(struct ieee80211_hdr_3addr)-6
553 , WLAN_STATUS_SUCCESS, GFP_ATOMIC);
554 }
555 }
556
rtw_cfg80211_indicate_disconnect(struct adapter * padapter)557 void rtw_cfg80211_indicate_disconnect(struct adapter *padapter)
558 {
559 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
560 struct wireless_dev *pwdev = padapter->rtw_wdev;
561
562 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));
563
564 if (pwdev->iftype != NL80211_IFTYPE_STATION
565 && pwdev->iftype != NL80211_IFTYPE_P2P_CLIENT
566 ) {
567 return;
568 }
569
570 if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true)
571 return;
572
573 if (!padapter->mlmepriv.not_indic_disco) {
574 if (check_fwstate(&padapter->mlmepriv, _FW_LINKED)) {
575 cfg80211_disconnected(padapter->pnetdev, 0,
576 NULL, 0, true, GFP_ATOMIC);
577 } else {
578 cfg80211_connect_result(padapter->pnetdev, NULL, NULL, 0, NULL, 0,
579 WLAN_STATUS_UNSPECIFIED_FAILURE, GFP_ATOMIC/*GFP_KERNEL*/);
580 }
581 }
582 }
583
584
rtw_cfg80211_ap_set_encryption(struct net_device * dev,struct ieee_param * param,u32 param_len)585 static int rtw_cfg80211_ap_set_encryption(struct net_device *dev, struct ieee_param *param, u32 param_len)
586 {
587 int ret = 0;
588 u32 wep_key_idx, wep_key_len;
589 struct sta_info *psta = NULL, *pbcmc_sta = NULL;
590 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
591 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
592 struct security_priv* psecuritypriv =&(padapter->securitypriv);
593 struct sta_priv *pstapriv = &padapter->stapriv;
594
595 DBG_8192C("%s\n", __func__);
596
597 param->u.crypt.err = 0;
598 param->u.crypt.alg[IEEE_CRYPT_ALG_NAME_LEN - 1] = '\0';
599
600 if (param_len != sizeof(struct ieee_param) + param->u.crypt.key_len)
601 {
602 ret = -EINVAL;
603 goto exit;
604 }
605
606 if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
607 param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
608 param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff)
609 {
610 if (param->u.crypt.idx >= WEP_KEYS)
611 {
612 ret = -EINVAL;
613 goto exit;
614 }
615 }
616 else
617 {
618 psta = rtw_get_stainfo(pstapriv, param->sta_addr);
619 if (!psta)
620 {
621 /* ret = -EINVAL; */
622 DBG_8192C("rtw_set_encryption(), sta has already been removed or never been added\n");
623 goto exit;
624 }
625 }
626
627 if (strcmp(param->u.crypt.alg, "none") == 0 && (psta == NULL))
628 {
629 /* todo:clear default encryption keys */
630
631 DBG_8192C("clear default encryption keys, keyid =%d\n", param->u.crypt.idx);
632
633 goto exit;
634 }
635
636
637 if (strcmp(param->u.crypt.alg, "WEP") == 0 && (psta == NULL))
638 {
639 DBG_8192C("r871x_set_encryption, crypt.alg = WEP\n");
640
641 wep_key_idx = param->u.crypt.idx;
642 wep_key_len = param->u.crypt.key_len;
643
644 DBG_8192C("r871x_set_encryption, wep_key_idx =%d, len =%d\n", wep_key_idx, wep_key_len);
645
646 if ((wep_key_idx >= WEP_KEYS) || (wep_key_len<= 0))
647 {
648 ret = -EINVAL;
649 goto exit;
650 }
651
652 if (wep_key_len > 0)
653 {
654 wep_key_len = wep_key_len <= 5 ? 5 : 13;
655 }
656
657 if (psecuritypriv->bWepDefaultKeyIdxSet == 0)
658 {
659 /* wep default key has not been set, so use this key index as default key. */
660
661 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Auto;
662 psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled;
663 psecuritypriv->dot11PrivacyAlgrthm = _WEP40_;
664 psecuritypriv->dot118021XGrpPrivacy = _WEP40_;
665
666 if (wep_key_len == 13)
667 {
668 psecuritypriv->dot11PrivacyAlgrthm = _WEP104_;
669 psecuritypriv->dot118021XGrpPrivacy = _WEP104_;
670 }
671
672 psecuritypriv->dot11PrivacyKeyIndex = wep_key_idx;
673 }
674
675 memcpy(&(psecuritypriv->dot11DefKey[wep_key_idx].skey[0]), param->u.crypt.key, wep_key_len);
676
677 psecuritypriv->dot11DefKeylen[wep_key_idx] = wep_key_len;
678
679 rtw_ap_set_wep_key(padapter, param->u.crypt.key, wep_key_len, wep_key_idx, 1);
680
681 goto exit;
682
683 }
684
685
686 if (!psta && check_fwstate(pmlmepriv, WIFI_AP_STATE)) /* group key */
687 {
688 if (param->u.crypt.set_tx == 0) /* group key */
689 {
690 if (strcmp(param->u.crypt.alg, "WEP") == 0)
691 {
692 DBG_8192C("%s, set group_key, WEP\n", __func__);
693
694 memcpy(psecuritypriv->dot118021XGrpKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len>16 ?16:param->u.crypt.key_len));
695
696 psecuritypriv->dot118021XGrpPrivacy = _WEP40_;
697 if (param->u.crypt.key_len == 13)
698 {
699 psecuritypriv->dot118021XGrpPrivacy = _WEP104_;
700 }
701
702 }
703 else if (strcmp(param->u.crypt.alg, "TKIP") == 0)
704 {
705 DBG_8192C("%s, set group_key, TKIP\n", __func__);
706
707 psecuritypriv->dot118021XGrpPrivacy = _TKIP_;
708
709 memcpy(psecuritypriv->dot118021XGrpKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len>16 ?16:param->u.crypt.key_len));
710
711 /* DEBUG_ERR("set key length :param->u.crypt.key_len =%d\n", param->u.crypt.key_len); */
712 /* set mic key */
713 memcpy(psecuritypriv->dot118021XGrptxmickey[param->u.crypt.idx].skey, &(param->u.crypt.key[16]), 8);
714 memcpy(psecuritypriv->dot118021XGrprxmickey[param->u.crypt.idx].skey, &(param->u.crypt.key[24]), 8);
715
716 psecuritypriv->busetkipkey = true;
717
718 }
719 else if (strcmp(param->u.crypt.alg, "CCMP") == 0)
720 {
721 DBG_8192C("%s, set group_key, CCMP\n", __func__);
722
723 psecuritypriv->dot118021XGrpPrivacy = _AES_;
724
725 memcpy(psecuritypriv->dot118021XGrpKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len>16 ?16:param->u.crypt.key_len));
726 }
727 else
728 {
729 DBG_8192C("%s, set group_key, none\n", __func__);
730
731 psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_;
732 }
733
734 psecuritypriv->dot118021XGrpKeyid = param->u.crypt.idx;
735
736 psecuritypriv->binstallGrpkey = true;
737
738 psecuritypriv->dot11PrivacyAlgrthm = psecuritypriv->dot118021XGrpPrivacy;/* */
739
740 rtw_ap_set_group_key(padapter, param->u.crypt.key, psecuritypriv->dot118021XGrpPrivacy, param->u.crypt.idx);
741
742 pbcmc_sta =rtw_get_bcmc_stainfo(padapter);
743 if (pbcmc_sta)
744 {
745 pbcmc_sta->ieee8021x_blocked = false;
746 pbcmc_sta->dot118021XPrivacy = psecuritypriv->dot118021XGrpPrivacy;/* rx will use bmc_sta's dot118021XPrivacy */
747 }
748
749 }
750
751 goto exit;
752
753 }
754
755 if (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X && psta) /* psk/802_1x */
756 {
757 if (check_fwstate(pmlmepriv, WIFI_AP_STATE))
758 {
759 if (param->u.crypt.set_tx == 1) /* pairwise key */
760 {
761 memcpy(psta->dot118021x_UncstKey.skey, param->u.crypt.key, (param->u.crypt.key_len>16 ?16:param->u.crypt.key_len));
762
763 if (strcmp(param->u.crypt.alg, "WEP") == 0)
764 {
765 DBG_8192C("%s, set pairwise key, WEP\n", __func__);
766
767 psta->dot118021XPrivacy = _WEP40_;
768 if (param->u.crypt.key_len == 13)
769 {
770 psta->dot118021XPrivacy = _WEP104_;
771 }
772 }
773 else if (strcmp(param->u.crypt.alg, "TKIP") == 0)
774 {
775 DBG_8192C("%s, set pairwise key, TKIP\n", __func__);
776
777 psta->dot118021XPrivacy = _TKIP_;
778
779 /* DEBUG_ERR("set key length :param->u.crypt.key_len =%d\n", param->u.crypt.key_len); */
780 /* set mic key */
781 memcpy(psta->dot11tkiptxmickey.skey, &(param->u.crypt.key[16]), 8);
782 memcpy(psta->dot11tkiprxmickey.skey, &(param->u.crypt.key[24]), 8);
783
784 psecuritypriv->busetkipkey = true;
785
786 }
787 else if (strcmp(param->u.crypt.alg, "CCMP") == 0)
788 {
789
790 DBG_8192C("%s, set pairwise key, CCMP\n", __func__);
791
792 psta->dot118021XPrivacy = _AES_;
793 }
794 else
795 {
796 DBG_8192C("%s, set pairwise key, none\n", __func__);
797
798 psta->dot118021XPrivacy = _NO_PRIVACY_;
799 }
800
801 rtw_ap_set_pairwise_key(padapter, psta);
802
803 psta->ieee8021x_blocked = false;
804
805 psta->bpairwise_key_installed = true;
806
807 }
808 else/* group key??? */
809 {
810 if (strcmp(param->u.crypt.alg, "WEP") == 0)
811 {
812 memcpy(psecuritypriv->dot118021XGrpKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len>16 ?16:param->u.crypt.key_len));
813
814 psecuritypriv->dot118021XGrpPrivacy = _WEP40_;
815 if (param->u.crypt.key_len == 13)
816 {
817 psecuritypriv->dot118021XGrpPrivacy = _WEP104_;
818 }
819 }
820 else if (strcmp(param->u.crypt.alg, "TKIP") == 0)
821 {
822 psecuritypriv->dot118021XGrpPrivacy = _TKIP_;
823
824 memcpy(psecuritypriv->dot118021XGrpKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len>16 ?16:param->u.crypt.key_len));
825
826 /* DEBUG_ERR("set key length :param->u.crypt.key_len =%d\n", param->u.crypt.key_len); */
827 /* set mic key */
828 memcpy(psecuritypriv->dot118021XGrptxmickey[param->u.crypt.idx].skey, &(param->u.crypt.key[16]), 8);
829 memcpy(psecuritypriv->dot118021XGrprxmickey[param->u.crypt.idx].skey, &(param->u.crypt.key[24]), 8);
830
831 psecuritypriv->busetkipkey = true;
832
833 }
834 else if (strcmp(param->u.crypt.alg, "CCMP") == 0)
835 {
836 psecuritypriv->dot118021XGrpPrivacy = _AES_;
837
838 memcpy(psecuritypriv->dot118021XGrpKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len>16 ?16:param->u.crypt.key_len));
839 }
840 else
841 {
842 psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_;
843 }
844
845 psecuritypriv->dot118021XGrpKeyid = param->u.crypt.idx;
846
847 psecuritypriv->binstallGrpkey = true;
848
849 psecuritypriv->dot11PrivacyAlgrthm = psecuritypriv->dot118021XGrpPrivacy;/* */
850
851 rtw_ap_set_group_key(padapter, param->u.crypt.key, psecuritypriv->dot118021XGrpPrivacy, param->u.crypt.idx);
852
853 pbcmc_sta =rtw_get_bcmc_stainfo(padapter);
854 if (pbcmc_sta)
855 {
856 pbcmc_sta->ieee8021x_blocked = false;
857 pbcmc_sta->dot118021XPrivacy = psecuritypriv->dot118021XGrpPrivacy;/* rx will use bmc_sta's dot118021XPrivacy */
858 }
859
860 }
861
862 }
863
864 }
865
866 exit:
867
868 return ret;
869
870 }
871
rtw_cfg80211_set_encryption(struct net_device * dev,struct ieee_param * param,u32 param_len)872 static int rtw_cfg80211_set_encryption(struct net_device *dev, struct ieee_param *param, u32 param_len)
873 {
874 int ret = 0;
875 u32 wep_key_idx, wep_key_len;
876 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
877 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
878 struct security_priv *psecuritypriv = &padapter->securitypriv;
879
880 DBG_8192C("%s\n", __func__);
881
882 param->u.crypt.err = 0;
883 param->u.crypt.alg[IEEE_CRYPT_ALG_NAME_LEN - 1] = '\0';
884
885 if (param_len < (u32) ((u8 *) param->u.crypt.key - (u8 *) param) + param->u.crypt.key_len)
886 {
887 ret = -EINVAL;
888 goto exit;
889 }
890
891 if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
892 param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
893 param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff)
894 {
895 if (param->u.crypt.idx >= WEP_KEYS
896 || param->u.crypt.idx >= BIP_MAX_KEYID
897 )
898 {
899 ret = -EINVAL;
900 goto exit;
901 }
902 } else {
903 {
904 ret = -EINVAL;
905 goto exit;
906 }
907 }
908
909 if (strcmp(param->u.crypt.alg, "WEP") == 0)
910 {
911 RT_TRACE(_module_rtl871x_ioctl_os_c, _drv_err_, ("wpa_set_encryption, crypt.alg = WEP\n"));
912 DBG_8192C("wpa_set_encryption, crypt.alg = WEP\n");
913
914 wep_key_idx = param->u.crypt.idx;
915 wep_key_len = param->u.crypt.key_len;
916
917 if ((wep_key_idx >= WEP_KEYS) || (wep_key_len <= 0))
918 {
919 ret = -EINVAL;
920 goto exit;
921 }
922
923 if (psecuritypriv->bWepDefaultKeyIdxSet == 0)
924 {
925 /* wep default key has not been set, so use this key index as default key. */
926
927 wep_key_len = wep_key_len <= 5 ? 5 : 13;
928
929 psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled;
930 psecuritypriv->dot11PrivacyAlgrthm = _WEP40_;
931 psecuritypriv->dot118021XGrpPrivacy = _WEP40_;
932
933 if (wep_key_len == 13)
934 {
935 psecuritypriv->dot11PrivacyAlgrthm = _WEP104_;
936 psecuritypriv->dot118021XGrpPrivacy = _WEP104_;
937 }
938
939 psecuritypriv->dot11PrivacyKeyIndex = wep_key_idx;
940 }
941
942 memcpy(&(psecuritypriv->dot11DefKey[wep_key_idx].skey[0]), param->u.crypt.key, wep_key_len);
943
944 psecuritypriv->dot11DefKeylen[wep_key_idx] = wep_key_len;
945
946 rtw_set_key(padapter, psecuritypriv, wep_key_idx, 0, true);
947
948 goto exit;
949 }
950
951 if (padapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) /* 802_1x */
952 {
953 struct sta_info * psta,*pbcmc_sta;
954 struct sta_priv * pstapriv = &padapter->stapriv;
955
956 /* DBG_8192C("%s, : dot11AuthAlgrthm == dot11AuthAlgrthm_8021X\n", __func__); */
957
958 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE | WIFI_MP_STATE) == true) /* sta mode */
959 {
960 psta = rtw_get_stainfo(pstapriv, get_bssid(pmlmepriv));
961 if (psta == NULL) {
962 /* DEBUG_ERR(("Set wpa_set_encryption: Obtain Sta_info fail\n")); */
963 DBG_8192C("%s, : Obtain Sta_info fail\n", __func__);
964 }
965 else
966 {
967 /* Jeff: don't disable ieee8021x_blocked while clearing key */
968 if (strcmp(param->u.crypt.alg, "none") != 0)
969 psta->ieee8021x_blocked = false;
970
971
972 if ((padapter->securitypriv.ndisencryptstatus == Ndis802_11Encryption2Enabled)||
973 (padapter->securitypriv.ndisencryptstatus == Ndis802_11Encryption3Enabled))
974 {
975 psta->dot118021XPrivacy = padapter->securitypriv.dot11PrivacyAlgrthm;
976 }
977
978 if (param->u.crypt.set_tx == 1)/* pairwise key */
979 {
980
981 DBG_8192C("%s, : param->u.crypt.set_tx == 1\n", __func__);
982
983 memcpy(psta->dot118021x_UncstKey.skey, param->u.crypt.key, (param->u.crypt.key_len>16 ?16:param->u.crypt.key_len));
984
985 if (strcmp(param->u.crypt.alg, "TKIP") == 0)/* set mic key */
986 {
987 /* DEBUG_ERR(("\nset key length :param->u.crypt.key_len =%d\n", param->u.crypt.key_len)); */
988 memcpy(psta->dot11tkiptxmickey.skey, &(param->u.crypt.key[16]), 8);
989 memcpy(psta->dot11tkiprxmickey.skey, &(param->u.crypt.key[24]), 8);
990
991 padapter->securitypriv.busetkipkey =false;
992 /* _set_timer(&padapter->securitypriv.tkip_timer, 50); */
993 }
994
995 /* DEBUG_ERR((" param->u.crypt.key_len =%d\n", param->u.crypt.key_len)); */
996 DBG_871X(" ~~~~set sta key:unicastkey\n");
997
998 rtw_setstakey_cmd(padapter, psta, true, true);
999 }
1000 else/* group key */
1001 {
1002 if (strcmp(param->u.crypt.alg, "TKIP") == 0 || strcmp(param->u.crypt.alg, "CCMP") == 0)
1003 {
1004 memcpy(padapter->securitypriv.dot118021XGrpKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len>16 ?16:param->u.crypt.key_len));
1005 memcpy(padapter->securitypriv.dot118021XGrptxmickey[param->u.crypt.idx].skey,&(param->u.crypt.key[16]), 8);
1006 memcpy(padapter->securitypriv.dot118021XGrprxmickey[param->u.crypt.idx].skey,&(param->u.crypt.key[24]), 8);
1007 padapter->securitypriv.binstallGrpkey = true;
1008 /* DEBUG_ERR((" param->u.crypt.key_len =%d\n", param->u.crypt.key_len)); */
1009 DBG_871X(" ~~~~set sta key:groupkey\n");
1010
1011 padapter->securitypriv.dot118021XGrpKeyid = param->u.crypt.idx;
1012 rtw_set_key(padapter,&padapter->securitypriv, param->u.crypt.idx, 1, true);
1013 }
1014 else if (strcmp(param->u.crypt.alg, "BIP") == 0)
1015 {
1016 /* DBG_871X("BIP key_len =%d , index =%d @@@@@@@@@@@@@@@@@@\n", param->u.crypt.key_len, param->u.crypt.idx); */
1017 /* save the IGTK key, length 16 bytes */
1018 memcpy(padapter->securitypriv.dot11wBIPKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len>16 ?16:param->u.crypt.key_len));
1019 /*DBG_871X("IGTK key below:\n");
1020 for (no = 0;no<16;no++)
1021 printk(" %02x ", padapter->securitypriv.dot11wBIPKey[param->u.crypt.idx].skey[no]);
1022 DBG_871X("\n");*/
1023 padapter->securitypriv.dot11wBIPKeyid = param->u.crypt.idx;
1024 padapter->securitypriv.binstallBIPkey = true;
1025 DBG_871X(" ~~~~set sta key:IGKT\n");
1026 }
1027 }
1028 }
1029
1030 pbcmc_sta =rtw_get_bcmc_stainfo(padapter);
1031 if (pbcmc_sta == NULL)
1032 {
1033 /* DEBUG_ERR(("Set OID_802_11_ADD_KEY: bcmc stainfo is null\n")); */
1034 }
1035 else
1036 {
1037 /* Jeff: don't disable ieee8021x_blocked while clearing key */
1038 if (strcmp(param->u.crypt.alg, "none") != 0)
1039 pbcmc_sta->ieee8021x_blocked = false;
1040
1041 if ((padapter->securitypriv.ndisencryptstatus == Ndis802_11Encryption2Enabled)||
1042 (padapter->securitypriv.ndisencryptstatus == Ndis802_11Encryption3Enabled))
1043 {
1044 pbcmc_sta->dot118021XPrivacy = padapter->securitypriv.dot11PrivacyAlgrthm;
1045 }
1046 }
1047 }
1048 else if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) /* adhoc mode */
1049 {
1050 }
1051 }
1052
1053 exit:
1054
1055 DBG_8192C("%s, ret =%d\n", __func__, ret);
1056
1057 return ret;
1058 }
1059
cfg80211_rtw_add_key(struct wiphy * wiphy,struct net_device * ndev,u8 key_index,bool pairwise,const u8 * mac_addr,struct key_params * params)1060 static int cfg80211_rtw_add_key(struct wiphy *wiphy, struct net_device *ndev,
1061 u8 key_index, bool pairwise, const u8 *mac_addr,
1062 struct key_params *params)
1063 {
1064 char *alg_name;
1065 u32 param_len;
1066 struct ieee_param *param = NULL;
1067 int ret = 0;
1068 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
1069 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1070
1071 DBG_871X(FUNC_NDEV_FMT" adding key for %pM\n", FUNC_NDEV_ARG(ndev), mac_addr);
1072 DBG_871X("cipher = 0x%x\n", params->cipher);
1073 DBG_871X("key_len = 0x%x\n", params->key_len);
1074 DBG_871X("seq_len = 0x%x\n", params->seq_len);
1075 DBG_871X("key_index =%d\n", key_index);
1076 DBG_871X("pairwise =%d\n", pairwise);
1077
1078 param_len = sizeof(struct ieee_param) + params->key_len;
1079 param = rtw_malloc(param_len);
1080 if (param == NULL)
1081 return -1;
1082
1083 memset(param, 0, param_len);
1084
1085 param->cmd = IEEE_CMD_SET_ENCRYPTION;
1086 memset(param->sta_addr, 0xff, ETH_ALEN);
1087
1088 switch (params->cipher) {
1089 case IW_AUTH_CIPHER_NONE:
1090 /* todo: remove key */
1091 /* remove = 1; */
1092 alg_name = "none";
1093 break;
1094 case WLAN_CIPHER_SUITE_WEP40:
1095 case WLAN_CIPHER_SUITE_WEP104:
1096 alg_name = "WEP";
1097 break;
1098 case WLAN_CIPHER_SUITE_TKIP:
1099 alg_name = "TKIP";
1100 break;
1101 case WLAN_CIPHER_SUITE_CCMP:
1102 alg_name = "CCMP";
1103 break;
1104 case WLAN_CIPHER_SUITE_AES_CMAC:
1105 alg_name = "BIP";
1106 break;
1107 default:
1108 ret = -ENOTSUPP;
1109 goto addkey_end;
1110 }
1111
1112 strncpy((char *)param->u.crypt.alg, alg_name, IEEE_CRYPT_ALG_NAME_LEN);
1113
1114
1115 if (!mac_addr || is_broadcast_ether_addr(mac_addr))
1116 {
1117 param->u.crypt.set_tx = 0; /* for wpa/wpa2 group key */
1118 } else {
1119 param->u.crypt.set_tx = 1; /* for wpa/wpa2 pairwise key */
1120 }
1121
1122 param->u.crypt.idx = key_index;
1123
1124 if (params->seq_len && params->seq)
1125 {
1126 memcpy(param->u.crypt.seq, (u8 *)params->seq, params->seq_len);
1127 }
1128
1129 if (params->key_len && params->key)
1130 {
1131 param->u.crypt.key_len = params->key_len;
1132 memcpy(param->u.crypt.key, (u8 *)params->key, params->key_len);
1133 }
1134
1135 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true)
1136 {
1137 ret = rtw_cfg80211_set_encryption(ndev, param, param_len);
1138 }
1139 else if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true)
1140 {
1141 if (mac_addr)
1142 memcpy(param->sta_addr, (void*)mac_addr, ETH_ALEN);
1143
1144 ret = rtw_cfg80211_ap_set_encryption(ndev, param, param_len);
1145 }
1146 else if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true
1147 || check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true)
1148 {
1149 /* DBG_8192C("@@@@@@@@@@ fw_state = 0x%x, iftype =%d\n", pmlmepriv->fw_state, rtw_wdev->iftype); */
1150 ret = rtw_cfg80211_set_encryption(ndev, param, param_len);
1151 }
1152 else
1153 {
1154 DBG_8192C("error!\n");
1155
1156 }
1157
1158 addkey_end:
1159 kfree((u8 *)param);
1160
1161 return ret;
1162
1163 }
1164
cfg80211_rtw_get_key(struct wiphy * wiphy,struct net_device * ndev,u8 key_index,bool pairwise,const u8 * mac_addr,void * cookie,void (* callback)(void * cookie,struct key_params *))1165 static int cfg80211_rtw_get_key(struct wiphy *wiphy, struct net_device *ndev,
1166 u8 key_index, bool pairwise, const u8 *mac_addr,
1167 void *cookie,
1168 void (*callback)(void *cookie,
1169 struct key_params*))
1170 {
1171 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
1172 return 0;
1173 }
1174
cfg80211_rtw_del_key(struct wiphy * wiphy,struct net_device * ndev,u8 key_index,bool pairwise,const u8 * mac_addr)1175 static int cfg80211_rtw_del_key(struct wiphy *wiphy, struct net_device *ndev,
1176 u8 key_index, bool pairwise, const u8 *mac_addr)
1177 {
1178 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
1179 struct security_priv *psecuritypriv = &padapter->securitypriv;
1180
1181 DBG_871X(FUNC_NDEV_FMT" key_index =%d\n", FUNC_NDEV_ARG(ndev), key_index);
1182
1183 if (key_index == psecuritypriv->dot11PrivacyKeyIndex)
1184 {
1185 /* clear the flag of wep default key set. */
1186 psecuritypriv->bWepDefaultKeyIdxSet = 0;
1187 }
1188
1189 return 0;
1190 }
1191
cfg80211_rtw_set_default_key(struct wiphy * wiphy,struct net_device * ndev,u8 key_index,bool unicast,bool multicast)1192 static int cfg80211_rtw_set_default_key(struct wiphy *wiphy,
1193 struct net_device *ndev, u8 key_index
1194 , bool unicast, bool multicast
1195 )
1196 {
1197 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
1198 struct security_priv *psecuritypriv = &padapter->securitypriv;
1199
1200 DBG_871X(FUNC_NDEV_FMT" key_index =%d, unicast =%d, multicast =%d\n",
1201 FUNC_NDEV_ARG(ndev), key_index, unicast, multicast);
1202
1203 if ((key_index < WEP_KEYS) && ((psecuritypriv->dot11PrivacyAlgrthm == _WEP40_) || (psecuritypriv->dot11PrivacyAlgrthm == _WEP104_))) /* set wep default key */
1204 {
1205 psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled;
1206
1207 psecuritypriv->dot11PrivacyKeyIndex = key_index;
1208
1209 psecuritypriv->dot11PrivacyAlgrthm = _WEP40_;
1210 psecuritypriv->dot118021XGrpPrivacy = _WEP40_;
1211 if (psecuritypriv->dot11DefKeylen[key_index] == 13)
1212 {
1213 psecuritypriv->dot11PrivacyAlgrthm = _WEP104_;
1214 psecuritypriv->dot118021XGrpPrivacy = _WEP104_;
1215 }
1216
1217 psecuritypriv->bWepDefaultKeyIdxSet = 1; /* set the flag to represent that wep default key has been set */
1218 }
1219
1220 return 0;
1221
1222 }
1223
cfg80211_rtw_get_station(struct wiphy * wiphy,struct net_device * ndev,const u8 * mac,struct station_info * sinfo)1224 static int cfg80211_rtw_get_station(struct wiphy *wiphy,
1225 struct net_device *ndev,
1226 const u8 *mac,
1227 struct station_info *sinfo)
1228 {
1229 int ret = 0;
1230 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
1231 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1232 struct sta_info *psta = NULL;
1233 struct sta_priv *pstapriv = &padapter->stapriv;
1234
1235 sinfo->filled = 0;
1236
1237 if (!mac) {
1238 DBG_871X(FUNC_NDEV_FMT" mac ==%p\n", FUNC_NDEV_ARG(ndev), mac);
1239 ret = -ENOENT;
1240 goto exit;
1241 }
1242
1243 psta = rtw_get_stainfo(pstapriv, (u8 *)mac);
1244 if (psta == NULL) {
1245 DBG_8192C("%s, sta_info is null\n", __func__);
1246 ret = -ENOENT;
1247 goto exit;
1248 }
1249
1250 #ifdef DEBUG_CFG80211
1251 DBG_871X(FUNC_NDEV_FMT" mac ="MAC_FMT"\n", FUNC_NDEV_ARG(ndev), MAC_ARG(mac));
1252 #endif
1253
1254 /* for infra./P2PClient mode */
1255 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)
1256 && check_fwstate(pmlmepriv, _FW_LINKED)
1257 )
1258 {
1259 struct wlan_network *cur_network = &(pmlmepriv->cur_network);
1260
1261 if (memcmp((u8 *)mac, cur_network->network.MacAddress, ETH_ALEN)) {
1262 DBG_871X("%s, mismatch bssid ="MAC_FMT"\n", __func__, MAC_ARG(cur_network->network.MacAddress));
1263 ret = -ENOENT;
1264 goto exit;
1265 }
1266
1267 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL);
1268 sinfo->signal = translate_percentage_to_dbm(padapter->recvpriv.signal_strength);
1269
1270 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE);
1271 sinfo->txrate.legacy = rtw_get_cur_max_rate(padapter);
1272
1273 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_PACKETS);
1274 sinfo->rx_packets = sta_rx_data_pkts(psta);
1275
1276 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_PACKETS);
1277 sinfo->tx_packets = psta->sta_stats.tx_pkts;
1278 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_FAILED);
1279 }
1280
1281 /* for Ad-Hoc/AP mode */
1282 if ((check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)
1283 ||check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)
1284 ||check_fwstate(pmlmepriv, WIFI_AP_STATE))
1285 && check_fwstate(pmlmepriv, _FW_LINKED)
1286 )
1287 {
1288 /* TODO: should acquire station info... */
1289 }
1290
1291 exit:
1292 return ret;
1293 }
1294
1295 extern int netdev_open(struct net_device *pnetdev);
1296
cfg80211_rtw_change_iface(struct wiphy * wiphy,struct net_device * ndev,enum nl80211_iftype type,struct vif_params * params)1297 static int cfg80211_rtw_change_iface(struct wiphy *wiphy,
1298 struct net_device *ndev,
1299 enum nl80211_iftype type,
1300 struct vif_params *params)
1301 {
1302 enum nl80211_iftype old_type;
1303 enum NDIS_802_11_NETWORK_INFRASTRUCTURE networkType;
1304 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
1305 struct wireless_dev *rtw_wdev = padapter->rtw_wdev;
1306 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
1307 int ret = 0;
1308 u8 change = false;
1309
1310 DBG_871X(FUNC_NDEV_FMT" type =%d\n", FUNC_NDEV_ARG(ndev), type);
1311
1312 if (adapter_to_dvobj(padapter)->processing_dev_remove == true)
1313 {
1314 ret = -EPERM;
1315 goto exit;
1316 }
1317
1318 {
1319 DBG_871X(FUNC_NDEV_FMT" call netdev_open\n", FUNC_NDEV_ARG(ndev));
1320 if (netdev_open(ndev) != 0) {
1321 DBG_871X(FUNC_NDEV_FMT" call netdev_open fail\n", FUNC_NDEV_ARG(ndev));
1322 ret = -EPERM;
1323 goto exit;
1324 }
1325 }
1326
1327 if (_FAIL == rtw_pwr_wakeup(padapter)) {
1328 DBG_871X(FUNC_NDEV_FMT" call rtw_pwr_wakeup fail\n", FUNC_NDEV_ARG(ndev));
1329 ret = -EPERM;
1330 goto exit;
1331 }
1332
1333 old_type = rtw_wdev->iftype;
1334 DBG_871X(FUNC_NDEV_FMT" old_iftype =%d, new_iftype =%d\n",
1335 FUNC_NDEV_ARG(ndev), old_type, type);
1336
1337 if (old_type != type)
1338 {
1339 change = true;
1340 pmlmeext->action_public_rxseq = 0xffff;
1341 pmlmeext->action_public_dialog_token = 0xff;
1342 }
1343
1344 switch (type) {
1345 case NL80211_IFTYPE_ADHOC:
1346 networkType = Ndis802_11IBSS;
1347 break;
1348 case NL80211_IFTYPE_STATION:
1349 networkType = Ndis802_11Infrastructure;
1350 break;
1351 case NL80211_IFTYPE_AP:
1352 networkType = Ndis802_11APMode;
1353 break;
1354 default:
1355 ret = -EOPNOTSUPP;
1356 goto exit;
1357 }
1358
1359 rtw_wdev->iftype = type;
1360
1361 if (rtw_set_802_11_infrastructure_mode(padapter, networkType) ==false)
1362 {
1363 rtw_wdev->iftype = old_type;
1364 ret = -EPERM;
1365 goto exit;
1366 }
1367
1368 rtw_setopmode_cmd(padapter, networkType, true);
1369
1370 exit:
1371
1372 DBG_871X(FUNC_NDEV_FMT" ret:%d\n", FUNC_NDEV_ARG(ndev), ret);
1373 return ret;
1374 }
1375
rtw_cfg80211_indicate_scan_done(struct adapter * adapter,bool aborted)1376 void rtw_cfg80211_indicate_scan_done(struct adapter *adapter, bool aborted)
1377 {
1378 struct rtw_wdev_priv *pwdev_priv = adapter_wdev_data(adapter);
1379 struct cfg80211_scan_info info = {
1380 .aborted = aborted
1381 };
1382
1383 spin_lock_bh(&pwdev_priv->scan_req_lock);
1384 if (pwdev_priv->scan_request != NULL) {
1385 #ifdef DEBUG_CFG80211
1386 DBG_871X("%s with scan req\n", __func__);
1387 #endif
1388
1389 /* avoid WARN_ON(request != wiphy_to_dev(request->wiphy)->scan_req); */
1390 if (pwdev_priv->scan_request->wiphy != pwdev_priv->rtw_wdev->wiphy)
1391 {
1392 DBG_8192C("error wiphy compare\n");
1393 }
1394 else
1395 {
1396 cfg80211_scan_done(pwdev_priv->scan_request, &info);
1397 }
1398
1399 pwdev_priv->scan_request = NULL;
1400 } else {
1401 #ifdef DEBUG_CFG80211
1402 DBG_871X("%s without scan req\n", __func__);
1403 #endif
1404 }
1405 spin_unlock_bh(&pwdev_priv->scan_req_lock);
1406 }
1407
rtw_cfg80211_unlink_bss(struct adapter * padapter,struct wlan_network * pnetwork)1408 void rtw_cfg80211_unlink_bss(struct adapter *padapter, struct wlan_network *pnetwork)
1409 {
1410 struct wireless_dev *pwdev = padapter->rtw_wdev;
1411 struct wiphy *wiphy = pwdev->wiphy;
1412 struct cfg80211_bss *bss = NULL;
1413 struct wlan_bssid_ex select_network = pnetwork->network;
1414
1415 bss = cfg80211_get_bss(wiphy, NULL/*notify_channel*/,
1416 select_network.MacAddress, select_network.Ssid.Ssid,
1417 select_network.Ssid.SsidLength, 0/*WLAN_CAPABILITY_ESS*/,
1418 0/*WLAN_CAPABILITY_ESS*/);
1419
1420 if (bss) {
1421 cfg80211_unlink_bss(wiphy, bss);
1422 DBG_8192C("%s(): cfg80211_unlink %s!! () ", __func__, select_network.Ssid.Ssid);
1423 cfg80211_put_bss(padapter->rtw_wdev->wiphy, bss);
1424 }
1425 return;
1426 }
1427
rtw_cfg80211_surveydone_event_callback(struct adapter * padapter)1428 void rtw_cfg80211_surveydone_event_callback(struct adapter *padapter)
1429 {
1430 struct list_head *plist, *phead;
1431 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1432 struct __queue *queue = &(pmlmepriv->scanned_queue);
1433 struct wlan_network *pnetwork = NULL;
1434
1435 #ifdef DEBUG_CFG80211
1436 DBG_8192C("%s\n", __func__);
1437 #endif
1438
1439 spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
1440
1441 phead = get_list_head(queue);
1442 plist = get_next(phead);
1443
1444 while (1)
1445 {
1446 if (phead == plist)
1447 break;
1448
1449 pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list);
1450
1451 /* report network only if the current channel set contains the channel to which this network belongs */
1452 if (rtw_ch_set_search_ch(padapter->mlmeextpriv.channel_set, pnetwork->network.Configuration.DSConfig) >= 0
1453 && rtw_mlme_band_check(padapter, pnetwork->network.Configuration.DSConfig) == true
1454 && true == rtw_validate_ssid(&(pnetwork->network.Ssid))
1455 )
1456 {
1457 /* ev =translate_scan(padapter, a, pnetwork, ev, stop); */
1458 rtw_cfg80211_inform_bss(padapter, pnetwork);
1459 }
1460
1461 plist = get_next(plist);
1462
1463 }
1464
1465 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1466 }
1467
rtw_cfg80211_set_probe_req_wpsp2pie(struct adapter * padapter,char * buf,int len)1468 static int rtw_cfg80211_set_probe_req_wpsp2pie(struct adapter *padapter, char *buf, int len)
1469 {
1470 int ret = 0;
1471 uint wps_ielen = 0;
1472 u8 *wps_ie;
1473 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1474
1475 #ifdef DEBUG_CFG80211
1476 DBG_8192C("%s, ielen =%d\n", __func__, len);
1477 #endif
1478
1479 if (len>0)
1480 {
1481 if ((wps_ie = rtw_get_wps_ie(buf, len, NULL, &wps_ielen)))
1482 {
1483 #ifdef DEBUG_CFG80211
1484 DBG_8192C("probe_req_wps_ielen =%d\n", wps_ielen);
1485 #endif
1486
1487 if (pmlmepriv->wps_probe_req_ie)
1488 {
1489 pmlmepriv->wps_probe_req_ie_len = 0;
1490 kfree(pmlmepriv->wps_probe_req_ie);
1491 pmlmepriv->wps_probe_req_ie = NULL;
1492 }
1493
1494 pmlmepriv->wps_probe_req_ie = rtw_malloc(wps_ielen);
1495 if (pmlmepriv->wps_probe_req_ie == NULL) {
1496 DBG_8192C("%s()-%d: rtw_malloc() ERROR!\n", __func__, __LINE__);
1497 return -EINVAL;
1498
1499 }
1500 memcpy(pmlmepriv->wps_probe_req_ie, wps_ie, wps_ielen);
1501 pmlmepriv->wps_probe_req_ie_len = wps_ielen;
1502 }
1503 }
1504
1505 return ret;
1506
1507 }
1508
cfg80211_rtw_scan(struct wiphy * wiphy,struct cfg80211_scan_request * request)1509 static int cfg80211_rtw_scan(struct wiphy *wiphy
1510 , struct cfg80211_scan_request *request)
1511 {
1512 struct net_device *ndev = wdev_to_ndev(request->wdev);
1513 int i;
1514 u8 _status = false;
1515 int ret = 0;
1516 struct ndis_802_11_ssid ssid[RTW_SSID_SCAN_AMOUNT];
1517 struct rtw_ieee80211_channel ch[RTW_CHANNEL_SCAN_AMOUNT];
1518 u8 survey_times =3;
1519 u8 survey_times_for_one_ch =6;
1520 struct cfg80211_ssid *ssids = request->ssids;
1521 int j = 0;
1522 bool need_indicate_scan_done = false;
1523
1524 struct adapter *padapter;
1525 struct rtw_wdev_priv *pwdev_priv;
1526 struct mlme_priv *pmlmepriv;
1527
1528 if (ndev == NULL) {
1529 ret = -EINVAL;
1530 goto exit;
1531 }
1532
1533 padapter = (struct adapter *)rtw_netdev_priv(ndev);
1534 pwdev_priv = adapter_wdev_data(padapter);
1535 pmlmepriv = &padapter->mlmepriv;
1536
1537 /* ifdef DEBUG_CFG80211 */
1538 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));
1539 /* endif */
1540
1541 spin_lock_bh(&pwdev_priv->scan_req_lock);
1542 pwdev_priv->scan_request = request;
1543 spin_unlock_bh(&pwdev_priv->scan_req_lock);
1544
1545 if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true)
1546 {
1547 #ifdef DEBUG_CFG80211
1548 DBG_871X("%s under WIFI_AP_STATE\n", __func__);
1549 #endif
1550
1551 if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS|_FW_UNDER_SURVEY|_FW_UNDER_LINKING) == true)
1552 {
1553 DBG_8192C("%s, fwstate = 0x%x\n", __func__, pmlmepriv->fw_state);
1554
1555 if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS))
1556 {
1557 DBG_8192C("AP mode process WPS\n");
1558 }
1559
1560 need_indicate_scan_done = true;
1561 goto check_need_indicate_scan_done;
1562 }
1563 }
1564
1565 rtw_ps_deny(padapter, PS_DENY_SCAN);
1566 if (_FAIL == rtw_pwr_wakeup(padapter)) {
1567 need_indicate_scan_done = true;
1568 goto check_need_indicate_scan_done;
1569 }
1570
1571 if (request->ie && request->ie_len>0)
1572 {
1573 rtw_cfg80211_set_probe_req_wpsp2pie(padapter, (u8 *)request->ie, request->ie_len);
1574 }
1575
1576 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) {
1577 DBG_8192C("%s, fwstate = 0x%x\n", __func__, pmlmepriv->fw_state);
1578 need_indicate_scan_done = true;
1579 goto check_need_indicate_scan_done;
1580 } else if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) {
1581 DBG_8192C("%s, fwstate = 0x%x\n", __func__, pmlmepriv->fw_state);
1582 ret = -EBUSY;
1583 goto check_need_indicate_scan_done;
1584 }
1585
1586 if (pmlmepriv->LinkDetectInfo.bBusyTraffic == true)
1587 {
1588 static unsigned long lastscantime = 0;
1589 unsigned long passtime;
1590
1591 passtime = jiffies_to_msecs(jiffies - lastscantime);
1592 lastscantime = jiffies;
1593 if (passtime > 12000)
1594 {
1595 DBG_871X("%s: bBusyTraffic == true\n", __func__);
1596 need_indicate_scan_done = true;
1597 goto check_need_indicate_scan_done;
1598 }
1599 }
1600
1601 if (rtw_is_scan_deny(padapter)) {
1602 DBG_871X(FUNC_ADPT_FMT ": scan deny\n", FUNC_ADPT_ARG(padapter));
1603 need_indicate_scan_done = true;
1604 goto check_need_indicate_scan_done;
1605 }
1606
1607 memset(ssid, 0, sizeof(struct ndis_802_11_ssid)*RTW_SSID_SCAN_AMOUNT);
1608 /* parsing request ssids, n_ssids */
1609 for (i = 0; i < request->n_ssids && i < RTW_SSID_SCAN_AMOUNT; i++) {
1610 #ifdef DEBUG_CFG80211
1611 DBG_8192C("ssid =%s, len =%d\n", ssids[i].ssid, ssids[i].ssid_len);
1612 #endif
1613 memcpy(ssid[i].Ssid, ssids[i].ssid, ssids[i].ssid_len);
1614 ssid[i].SsidLength = ssids[i].ssid_len;
1615 }
1616
1617 /* parsing channels, n_channels */
1618 memset(ch, 0, sizeof(struct rtw_ieee80211_channel)*RTW_CHANNEL_SCAN_AMOUNT);
1619 for (i = 0;i<request->n_channels && i<RTW_CHANNEL_SCAN_AMOUNT;i++) {
1620 #ifdef DEBUG_CFG80211
1621 DBG_871X(FUNC_ADPT_FMT CHAN_FMT"\n", FUNC_ADPT_ARG(padapter), CHAN_ARG(request->channels[i]));
1622 #endif
1623 ch[i].hw_value = request->channels[i]->hw_value;
1624 ch[i].flags = request->channels[i]->flags;
1625 }
1626
1627 spin_lock_bh(&pmlmepriv->lock);
1628 if (request->n_channels == 1) {
1629 for (i = 1;i<survey_times_for_one_ch;i++)
1630 memcpy(&ch[i], &ch[0], sizeof(struct rtw_ieee80211_channel));
1631 _status = rtw_sitesurvey_cmd(padapter, ssid, RTW_SSID_SCAN_AMOUNT, ch, survey_times_for_one_ch);
1632 } else if (request->n_channels <= 4) {
1633 for (j =request->n_channels-1;j>= 0;j--)
1634 for (i = 0;i<survey_times;i++)
1635 {
1636 memcpy(&ch[j*survey_times+i], &ch[j], sizeof(struct rtw_ieee80211_channel));
1637 }
1638 _status = rtw_sitesurvey_cmd(padapter, ssid, RTW_SSID_SCAN_AMOUNT, ch, survey_times * request->n_channels);
1639 } else {
1640 _status = rtw_sitesurvey_cmd(padapter, ssid, RTW_SSID_SCAN_AMOUNT, NULL, 0);
1641 }
1642 spin_unlock_bh(&pmlmepriv->lock);
1643
1644
1645 if (_status == false)
1646 {
1647 ret = -1;
1648 }
1649
1650 check_need_indicate_scan_done:
1651 if (need_indicate_scan_done)
1652 {
1653 rtw_cfg80211_surveydone_event_callback(padapter);
1654 rtw_cfg80211_indicate_scan_done(padapter, false);
1655 }
1656
1657 rtw_ps_deny_cancel(padapter, PS_DENY_SCAN);
1658
1659 exit:
1660 return ret;
1661
1662 }
1663
cfg80211_rtw_set_wiphy_params(struct wiphy * wiphy,u32 changed)1664 static int cfg80211_rtw_set_wiphy_params(struct wiphy *wiphy, u32 changed)
1665 {
1666 DBG_8192C("%s\n", __func__);
1667 return 0;
1668 }
1669
1670
1671
rtw_cfg80211_set_wpa_version(struct security_priv * psecuritypriv,u32 wpa_version)1672 static int rtw_cfg80211_set_wpa_version(struct security_priv *psecuritypriv, u32 wpa_version)
1673 {
1674 DBG_8192C("%s, wpa_version =%d\n", __func__, wpa_version);
1675
1676 if (!wpa_version) {
1677 psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen;
1678 return 0;
1679 }
1680
1681
1682 if (wpa_version & (NL80211_WPA_VERSION_1 | NL80211_WPA_VERSION_2))
1683 {
1684 psecuritypriv->ndisauthtype = Ndis802_11AuthModeWPAPSK;
1685 }
1686
1687 return 0;
1688
1689 }
1690
rtw_cfg80211_set_auth_type(struct security_priv * psecuritypriv,enum nl80211_auth_type sme_auth_type)1691 static int rtw_cfg80211_set_auth_type(struct security_priv *psecuritypriv,
1692 enum nl80211_auth_type sme_auth_type)
1693 {
1694 DBG_8192C("%s, nl80211_auth_type =%d\n", __func__, sme_auth_type);
1695
1696
1697 switch (sme_auth_type) {
1698 case NL80211_AUTHTYPE_AUTOMATIC:
1699
1700 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Auto;
1701
1702 break;
1703 case NL80211_AUTHTYPE_OPEN_SYSTEM:
1704
1705 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open;
1706
1707 if (psecuritypriv->ndisauthtype>Ndis802_11AuthModeWPA)
1708 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
1709
1710 break;
1711 case NL80211_AUTHTYPE_SHARED_KEY:
1712
1713 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Shared;
1714
1715 psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled;
1716
1717
1718 break;
1719 default:
1720 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open;
1721 /* return -ENOTSUPP; */
1722 }
1723
1724 return 0;
1725
1726 }
1727
rtw_cfg80211_set_cipher(struct security_priv * psecuritypriv,u32 cipher,bool ucast)1728 static int rtw_cfg80211_set_cipher(struct security_priv *psecuritypriv, u32 cipher, bool ucast)
1729 {
1730 u32 ndisencryptstatus = Ndis802_11EncryptionDisabled;
1731
1732 u32 *profile_cipher = ucast ? &psecuritypriv->dot11PrivacyAlgrthm :
1733 &psecuritypriv->dot118021XGrpPrivacy;
1734
1735 DBG_8192C("%s, ucast =%d, cipher = 0x%x\n", __func__, ucast, cipher);
1736
1737
1738 if (!cipher) {
1739 *profile_cipher = _NO_PRIVACY_;
1740 psecuritypriv->ndisencryptstatus = ndisencryptstatus;
1741 return 0;
1742 }
1743
1744 switch (cipher) {
1745 case IW_AUTH_CIPHER_NONE:
1746 *profile_cipher = _NO_PRIVACY_;
1747 ndisencryptstatus = Ndis802_11EncryptionDisabled;
1748 break;
1749 case WLAN_CIPHER_SUITE_WEP40:
1750 *profile_cipher = _WEP40_;
1751 ndisencryptstatus = Ndis802_11Encryption1Enabled;
1752 break;
1753 case WLAN_CIPHER_SUITE_WEP104:
1754 *profile_cipher = _WEP104_;
1755 ndisencryptstatus = Ndis802_11Encryption1Enabled;
1756 break;
1757 case WLAN_CIPHER_SUITE_TKIP:
1758 *profile_cipher = _TKIP_;
1759 ndisencryptstatus = Ndis802_11Encryption2Enabled;
1760 break;
1761 case WLAN_CIPHER_SUITE_CCMP:
1762 *profile_cipher = _AES_;
1763 ndisencryptstatus = Ndis802_11Encryption3Enabled;
1764 break;
1765 default:
1766 DBG_8192C("Unsupported cipher: 0x%x\n", cipher);
1767 return -ENOTSUPP;
1768 }
1769
1770 if (ucast)
1771 {
1772 psecuritypriv->ndisencryptstatus = ndisencryptstatus;
1773
1774 /* if (psecuritypriv->dot11PrivacyAlgrthm >= _AES_) */
1775 /* psecuritypriv->ndisauthtype = Ndis802_11AuthModeWPA2PSK; */
1776 }
1777
1778 return 0;
1779 }
1780
rtw_cfg80211_set_key_mgt(struct security_priv * psecuritypriv,u32 key_mgt)1781 static int rtw_cfg80211_set_key_mgt(struct security_priv *psecuritypriv, u32 key_mgt)
1782 {
1783 DBG_8192C("%s, key_mgt = 0x%x\n", __func__, key_mgt);
1784
1785 if (key_mgt == WLAN_AKM_SUITE_8021X)
1786 /* auth_type = UMAC_AUTH_TYPE_8021X; */
1787 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
1788 else if (key_mgt == WLAN_AKM_SUITE_PSK) {
1789 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
1790 }
1791 else {
1792 DBG_8192C("Invalid key mgt: 0x%x\n", key_mgt);
1793 /* return -EINVAL; */
1794 }
1795
1796 return 0;
1797 }
1798
rtw_cfg80211_set_wpa_ie(struct adapter * padapter,u8 * pie,size_t ielen)1799 static int rtw_cfg80211_set_wpa_ie(struct adapter *padapter, u8 *pie, size_t ielen)
1800 {
1801 u8 *buf = NULL, *pos = NULL;
1802 int group_cipher = 0, pairwise_cipher = 0;
1803 int ret = 0;
1804 int wpa_ielen = 0;
1805 int wpa2_ielen = 0;
1806 u8 *pwpa, *pwpa2;
1807 u8 null_addr[]= {0, 0, 0, 0, 0, 0};
1808
1809 if (pie == NULL || !ielen) {
1810 /* Treat this as normal case, but need to clear WIFI_UNDER_WPS */
1811 _clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS);
1812 goto exit;
1813 }
1814
1815 if (ielen > MAX_WPA_IE_LEN+MAX_WPS_IE_LEN+MAX_P2P_IE_LEN) {
1816 ret = -EINVAL;
1817 goto exit;
1818 }
1819
1820 buf = rtw_zmalloc(ielen);
1821 if (buf == NULL) {
1822 ret = -ENOMEM;
1823 goto exit;
1824 }
1825
1826 memcpy(buf, pie , ielen);
1827
1828 /* dump */
1829 {
1830 int i;
1831 DBG_8192C("set wpa_ie(length:%zu):\n", ielen);
1832 for (i = 0;i<ielen;i =i+8)
1833 DBG_8192C("0x%.2x 0x%.2x 0x%.2x 0x%.2x 0x%.2x 0x%.2x 0x%.2x 0x%.2x\n", buf[i], buf[i+1], buf[i+2], buf[i+3], buf[i+4], buf[i+5], buf[i+6], buf[i+7]);
1834 }
1835
1836 pos = buf;
1837 if (ielen < RSN_HEADER_LEN) {
1838 RT_TRACE(_module_rtl871x_ioctl_os_c, _drv_err_, ("Ie len too short %d\n", ielen));
1839 ret = -1;
1840 goto exit;
1841 }
1842
1843 pwpa = rtw_get_wpa_ie(buf, &wpa_ielen, ielen);
1844 if (pwpa && wpa_ielen>0)
1845 {
1846 if (rtw_parse_wpa_ie(pwpa, wpa_ielen+2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS)
1847 {
1848 padapter->securitypriv.dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
1849 padapter->securitypriv.ndisauthtype =Ndis802_11AuthModeWPAPSK;
1850 memcpy(padapter->securitypriv.supplicant_ie, &pwpa[0], wpa_ielen+2);
1851
1852 DBG_8192C("got wpa_ie, wpa_ielen:%u\n", wpa_ielen);
1853 }
1854 }
1855
1856 pwpa2 = rtw_get_wpa2_ie(buf, &wpa2_ielen, ielen);
1857 if (pwpa2 && wpa2_ielen>0)
1858 {
1859 if (rtw_parse_wpa2_ie(pwpa2, wpa2_ielen+2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS)
1860 {
1861 padapter->securitypriv.dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
1862 padapter->securitypriv.ndisauthtype =Ndis802_11AuthModeWPA2PSK;
1863 memcpy(padapter->securitypriv.supplicant_ie, &pwpa2[0], wpa2_ielen+2);
1864
1865 DBG_8192C("got wpa2_ie, wpa2_ielen:%u\n", wpa2_ielen);
1866 }
1867 }
1868
1869 if (group_cipher == 0)
1870 {
1871 group_cipher = WPA_CIPHER_NONE;
1872 }
1873 if (pairwise_cipher == 0)
1874 {
1875 pairwise_cipher = WPA_CIPHER_NONE;
1876 }
1877
1878 switch (group_cipher)
1879 {
1880 case WPA_CIPHER_NONE:
1881 padapter->securitypriv.dot118021XGrpPrivacy = _NO_PRIVACY_;
1882 padapter->securitypriv.ndisencryptstatus =Ndis802_11EncryptionDisabled;
1883 break;
1884 case WPA_CIPHER_WEP40:
1885 padapter->securitypriv.dot118021XGrpPrivacy = _WEP40_;
1886 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled;
1887 break;
1888 case WPA_CIPHER_TKIP:
1889 padapter->securitypriv.dot118021XGrpPrivacy = _TKIP_;
1890 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption2Enabled;
1891 break;
1892 case WPA_CIPHER_CCMP:
1893 padapter->securitypriv.dot118021XGrpPrivacy = _AES_;
1894 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption3Enabled;
1895 break;
1896 case WPA_CIPHER_WEP104:
1897 padapter->securitypriv.dot118021XGrpPrivacy = _WEP104_;
1898 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled;
1899 break;
1900 }
1901
1902 switch (pairwise_cipher)
1903 {
1904 case WPA_CIPHER_NONE:
1905 padapter->securitypriv.dot11PrivacyAlgrthm = _NO_PRIVACY_;
1906 padapter->securitypriv.ndisencryptstatus =Ndis802_11EncryptionDisabled;
1907 break;
1908 case WPA_CIPHER_WEP40:
1909 padapter->securitypriv.dot11PrivacyAlgrthm = _WEP40_;
1910 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled;
1911 break;
1912 case WPA_CIPHER_TKIP:
1913 padapter->securitypriv.dot11PrivacyAlgrthm = _TKIP_;
1914 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption2Enabled;
1915 break;
1916 case WPA_CIPHER_CCMP:
1917 padapter->securitypriv.dot11PrivacyAlgrthm = _AES_;
1918 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption3Enabled;
1919 break;
1920 case WPA_CIPHER_WEP104:
1921 padapter->securitypriv.dot11PrivacyAlgrthm = _WEP104_;
1922 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled;
1923 break;
1924 }
1925
1926 {/* handle wps_ie */
1927 uint wps_ielen;
1928 u8 *wps_ie;
1929
1930 wps_ie = rtw_get_wps_ie(buf, ielen, NULL, &wps_ielen);
1931 if (wps_ie && wps_ielen > 0) {
1932 DBG_8192C("got wps_ie, wps_ielen:%u\n", wps_ielen);
1933 padapter->securitypriv.wps_ie_len = wps_ielen<MAX_WPS_IE_LEN?wps_ielen:MAX_WPS_IE_LEN;
1934 memcpy(padapter->securitypriv.wps_ie, wps_ie, padapter->securitypriv.wps_ie_len);
1935 set_fwstate(&padapter->mlmepriv, WIFI_UNDER_WPS);
1936 } else {
1937 _clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS);
1938 }
1939 }
1940
1941 /* TKIP and AES disallow multicast packets until installing group key */
1942 if (padapter->securitypriv.dot11PrivacyAlgrthm == _TKIP_
1943 || padapter->securitypriv.dot11PrivacyAlgrthm == _TKIP_WTMIC_
1944 || padapter->securitypriv.dot11PrivacyAlgrthm == _AES_)
1945 /* WPS open need to enable multicast */
1946 /* check_fwstate(&padapter->mlmepriv, WIFI_UNDER_WPS) == true) */
1947 rtw_hal_set_hwreg(padapter, HW_VAR_OFF_RCR_AM, null_addr);
1948
1949 RT_TRACE(_module_rtl871x_ioctl_os_c, _drv_info_,
1950 ("rtw_set_wpa_ie: pairwise_cipher = 0x%08x padapter->securitypriv.ndisencryptstatus =%d padapter->securitypriv.ndisauthtype =%d\n",
1951 pairwise_cipher, padapter->securitypriv.ndisencryptstatus, padapter->securitypriv.ndisauthtype));
1952
1953 exit:
1954 kfree(buf);
1955 if (ret)
1956 _clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS);
1957 return ret;
1958 }
1959
cfg80211_rtw_join_ibss(struct wiphy * wiphy,struct net_device * ndev,struct cfg80211_ibss_params * params)1960 static int cfg80211_rtw_join_ibss(struct wiphy *wiphy, struct net_device *ndev,
1961 struct cfg80211_ibss_params *params)
1962 {
1963 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
1964 struct ndis_802_11_ssid ndis_ssid;
1965 struct security_priv *psecuritypriv = &padapter->securitypriv;
1966 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1967 int ret = 0;
1968
1969 if (_FAIL == rtw_pwr_wakeup(padapter)) {
1970 ret = -EPERM;
1971 goto exit;
1972 }
1973
1974 if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
1975 ret = -EPERM;
1976 goto exit;
1977 }
1978
1979 if (!params->ssid || !params->ssid_len)
1980 {
1981 ret = -EINVAL;
1982 goto exit;
1983 }
1984
1985 if (params->ssid_len > IW_ESSID_MAX_SIZE) {
1986
1987 ret = -E2BIG;
1988 goto exit;
1989 }
1990
1991 memset(&ndis_ssid, 0, sizeof(struct ndis_802_11_ssid));
1992 ndis_ssid.SsidLength = params->ssid_len;
1993 memcpy(ndis_ssid.Ssid, (u8 *)params->ssid, params->ssid_len);
1994
1995 /* DBG_8192C("ssid =%s, len =%zu\n", ndis_ssid.Ssid, params->ssid_len); */
1996
1997 psecuritypriv->ndisencryptstatus = Ndis802_11EncryptionDisabled;
1998 psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_;
1999 psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_;
2000 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */
2001 psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen;
2002
2003 ret = rtw_cfg80211_set_auth_type(psecuritypriv, NL80211_AUTHTYPE_OPEN_SYSTEM);
2004 rtw_set_802_11_authentication_mode(padapter, psecuritypriv->ndisauthtype);
2005
2006 if (rtw_set_802_11_ssid(padapter, &ndis_ssid) == false)
2007 {
2008 ret = -1;
2009 goto exit;
2010 }
2011
2012 exit:
2013 return ret;
2014 }
2015
cfg80211_rtw_leave_ibss(struct wiphy * wiphy,struct net_device * ndev)2016 static int cfg80211_rtw_leave_ibss(struct wiphy *wiphy, struct net_device *ndev)
2017 {
2018 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
2019 struct wireless_dev *rtw_wdev = padapter->rtw_wdev;
2020 enum nl80211_iftype old_type;
2021 int ret = 0;
2022
2023 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
2024
2025 old_type = rtw_wdev->iftype;
2026
2027 rtw_set_to_roam(padapter, 0);
2028
2029 if (check_fwstate(&padapter->mlmepriv, _FW_LINKED))
2030 {
2031 rtw_scan_abort(padapter);
2032 LeaveAllPowerSaveMode(padapter);
2033
2034 rtw_wdev->iftype = NL80211_IFTYPE_STATION;
2035
2036 if (rtw_set_802_11_infrastructure_mode(padapter, Ndis802_11Infrastructure) ==false)
2037 {
2038 rtw_wdev->iftype = old_type;
2039 ret = -EPERM;
2040 goto leave_ibss;
2041 }
2042 rtw_setopmode_cmd(padapter, Ndis802_11Infrastructure, true);
2043 }
2044
2045 leave_ibss:
2046 return 0;
2047 }
2048
cfg80211_rtw_connect(struct wiphy * wiphy,struct net_device * ndev,struct cfg80211_connect_params * sme)2049 static int cfg80211_rtw_connect(struct wiphy *wiphy, struct net_device *ndev,
2050 struct cfg80211_connect_params *sme)
2051 {
2052 int ret = 0;
2053 enum NDIS_802_11_AUTHENTICATION_MODE authmode;
2054 struct ndis_802_11_ssid ndis_ssid;
2055 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
2056 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2057 struct security_priv *psecuritypriv = &padapter->securitypriv;
2058
2059 padapter->mlmepriv.not_indic_disco = true;
2060
2061 DBG_871X("=>"FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
2062 DBG_871X("privacy =%d, key =%p, key_len =%d, key_idx =%d\n",
2063 sme->privacy, sme->key, sme->key_len, sme->key_idx);
2064
2065
2066 if (adapter_wdev_data(padapter)->block == true)
2067 {
2068 ret = -EBUSY;
2069 DBG_871X("%s wdev_priv.block is set\n", __func__);
2070 goto exit;
2071 }
2072
2073 rtw_ps_deny(padapter, PS_DENY_JOIN);
2074 if (_FAIL == rtw_pwr_wakeup(padapter)) {
2075 ret = -EPERM;
2076 goto exit;
2077 }
2078
2079 if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
2080 ret = -EPERM;
2081 goto exit;
2082 }
2083
2084 if (!sme->ssid || !sme->ssid_len)
2085 {
2086 ret = -EINVAL;
2087 goto exit;
2088 }
2089
2090 if (sme->ssid_len > IW_ESSID_MAX_SIZE) {
2091
2092 ret = -E2BIG;
2093 goto exit;
2094 }
2095
2096 memset(&ndis_ssid, 0, sizeof(struct ndis_802_11_ssid));
2097 ndis_ssid.SsidLength = sme->ssid_len;
2098 memcpy(ndis_ssid.Ssid, (u8 *)sme->ssid, sme->ssid_len);
2099
2100 DBG_8192C("ssid =%s, len =%zu\n", ndis_ssid.Ssid, sme->ssid_len);
2101
2102
2103 if (sme->bssid)
2104 DBG_8192C("bssid ="MAC_FMT"\n", MAC_ARG(sme->bssid));
2105
2106
2107 if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) {
2108 ret = -EBUSY;
2109 DBG_8192C("%s, fw_state = 0x%x, goto exit\n", __func__, pmlmepriv->fw_state);
2110 goto exit;
2111 }
2112 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) {
2113 rtw_scan_abort(padapter);
2114 }
2115
2116 psecuritypriv->ndisencryptstatus = Ndis802_11EncryptionDisabled;
2117 psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_;
2118 psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_;
2119 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */
2120 psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen;
2121
2122 ret = rtw_cfg80211_set_wpa_version(psecuritypriv, sme->crypto.wpa_versions);
2123 if (ret < 0)
2124 goto exit;
2125
2126 ret = rtw_cfg80211_set_auth_type(psecuritypriv, sme->auth_type);
2127
2128 if (ret < 0)
2129 goto exit;
2130
2131 DBG_8192C("%s, ie_len =%zu\n", __func__, sme->ie_len);
2132
2133 ret = rtw_cfg80211_set_wpa_ie(padapter, (u8 *)sme->ie, sme->ie_len);
2134 if (ret < 0)
2135 goto exit;
2136
2137 if (sme->crypto.n_ciphers_pairwise) {
2138 ret = rtw_cfg80211_set_cipher(psecuritypriv, sme->crypto.ciphers_pairwise[0], true);
2139 if (ret < 0)
2140 goto exit;
2141 }
2142
2143 /* For WEP Shared auth */
2144 if ((psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_Shared
2145 || psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_Auto) && sme->key
2146 )
2147 {
2148 u32 wep_key_idx, wep_key_len, wep_total_len;
2149 struct ndis_802_11_wep *pwep = NULL;
2150 DBG_871X("%s(): Shared/Auto WEP\n", __func__);
2151
2152 wep_key_idx = sme->key_idx;
2153 wep_key_len = sme->key_len;
2154
2155 if (sme->key_idx > WEP_KEYS) {
2156 ret = -EINVAL;
2157 goto exit;
2158 }
2159
2160 if (wep_key_len > 0)
2161 {
2162 wep_key_len = wep_key_len <= 5 ? 5 : 13;
2163 wep_total_len = wep_key_len + FIELD_OFFSET(struct ndis_802_11_wep, KeyMaterial);
2164 pwep = rtw_malloc(wep_total_len);
2165 if (pwep == NULL) {
2166 DBG_871X(" wpa_set_encryption: pwep allocate fail !!!\n");
2167 ret = -ENOMEM;
2168 goto exit;
2169 }
2170
2171 memset(pwep, 0, wep_total_len);
2172
2173 pwep->KeyLength = wep_key_len;
2174 pwep->Length = wep_total_len;
2175
2176 if (wep_key_len == 13)
2177 {
2178 padapter->securitypriv.dot11PrivacyAlgrthm = _WEP104_;
2179 padapter->securitypriv.dot118021XGrpPrivacy = _WEP104_;
2180 }
2181 }
2182 else {
2183 ret = -EINVAL;
2184 goto exit;
2185 }
2186
2187 pwep->KeyIndex = wep_key_idx;
2188 pwep->KeyIndex |= 0x80000000;
2189
2190 memcpy(pwep->KeyMaterial, (void *)sme->key, pwep->KeyLength);
2191
2192 if (rtw_set_802_11_add_wep(padapter, pwep) == (u8)_FAIL)
2193 {
2194 ret = -EOPNOTSUPP ;
2195 }
2196
2197 kfree((u8 *)pwep);
2198
2199 if (ret < 0)
2200 goto exit;
2201 }
2202
2203 ret = rtw_cfg80211_set_cipher(psecuritypriv, sme->crypto.cipher_group, false);
2204 if (ret < 0)
2205 return ret;
2206
2207 if (sme->crypto.n_akm_suites) {
2208 ret = rtw_cfg80211_set_key_mgt(psecuritypriv, sme->crypto.akm_suites[0]);
2209 if (ret < 0)
2210 goto exit;
2211 }
2212
2213 authmode = psecuritypriv->ndisauthtype;
2214 rtw_set_802_11_authentication_mode(padapter, authmode);
2215
2216 /* rtw_set_802_11_encryption_mode(padapter, padapter->securitypriv.ndisencryptstatus); */
2217
2218 if (rtw_set_802_11_connect(padapter, (u8 *)sme->bssid, &ndis_ssid) == false) {
2219 ret = -1;
2220 goto exit;
2221 }
2222
2223 DBG_8192C("set ssid:dot11AuthAlgrthm =%d, dot11PrivacyAlgrthm =%d, dot118021XGrpPrivacy =%d\n", psecuritypriv->dot11AuthAlgrthm, psecuritypriv->dot11PrivacyAlgrthm, psecuritypriv->dot118021XGrpPrivacy);
2224
2225 exit:
2226
2227 rtw_ps_deny_cancel(padapter, PS_DENY_JOIN);
2228
2229 DBG_8192C("<=%s, ret %d\n", __func__, ret);
2230
2231 padapter->mlmepriv.not_indic_disco = false;
2232
2233 return ret;
2234 }
2235
cfg80211_rtw_disconnect(struct wiphy * wiphy,struct net_device * ndev,u16 reason_code)2236 static int cfg80211_rtw_disconnect(struct wiphy *wiphy, struct net_device *ndev,
2237 u16 reason_code)
2238 {
2239 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
2240
2241 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
2242
2243 rtw_set_to_roam(padapter, 0);
2244
2245 rtw_scan_abort(padapter);
2246 LeaveAllPowerSaveMode(padapter);
2247 rtw_disassoc_cmd(padapter, 500, false);
2248
2249 DBG_871X("%s...call rtw_indicate_disconnect\n", __func__);
2250
2251 rtw_indicate_disconnect(padapter);
2252
2253 rtw_free_assoc_resources(padapter, 1);
2254 rtw_pwr_wakeup(padapter);
2255
2256 DBG_871X(FUNC_NDEV_FMT" return 0\n", FUNC_NDEV_ARG(ndev));
2257 return 0;
2258 }
2259
cfg80211_rtw_set_txpower(struct wiphy * wiphy,struct wireless_dev * wdev,enum nl80211_tx_power_setting type,int mbm)2260 static int cfg80211_rtw_set_txpower(struct wiphy *wiphy,
2261 struct wireless_dev *wdev,
2262 enum nl80211_tx_power_setting type, int mbm)
2263 {
2264 DBG_8192C("%s\n", __func__);
2265 return 0;
2266 }
2267
cfg80211_rtw_get_txpower(struct wiphy * wiphy,struct wireless_dev * wdev,int * dbm)2268 static int cfg80211_rtw_get_txpower(struct wiphy *wiphy,
2269 struct wireless_dev *wdev,
2270 int *dbm)
2271 {
2272 DBG_8192C("%s\n", __func__);
2273
2274 *dbm = (12);
2275
2276 return 0;
2277 }
2278
rtw_cfg80211_pwr_mgmt(struct adapter * adapter)2279 inline bool rtw_cfg80211_pwr_mgmt(struct adapter *adapter)
2280 {
2281 struct rtw_wdev_priv *rtw_wdev_priv = adapter_wdev_data(adapter);
2282 return rtw_wdev_priv->power_mgmt;
2283 }
2284
cfg80211_rtw_set_power_mgmt(struct wiphy * wiphy,struct net_device * ndev,bool enabled,int timeout)2285 static int cfg80211_rtw_set_power_mgmt(struct wiphy *wiphy,
2286 struct net_device *ndev,
2287 bool enabled, int timeout)
2288 {
2289 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
2290 struct rtw_wdev_priv *rtw_wdev_priv = adapter_wdev_data(padapter);
2291
2292 DBG_871X(FUNC_NDEV_FMT" enabled:%u, timeout:%d\n", FUNC_NDEV_ARG(ndev),
2293 enabled, timeout);
2294
2295 rtw_wdev_priv->power_mgmt = enabled;
2296
2297 if (!enabled)
2298 LPS_Leave(padapter, "CFG80211_PWRMGMT");
2299
2300 return 0;
2301 }
2302
cfg80211_rtw_set_pmksa(struct wiphy * wiphy,struct net_device * ndev,struct cfg80211_pmksa * pmksa)2303 static int cfg80211_rtw_set_pmksa(struct wiphy *wiphy,
2304 struct net_device *ndev,
2305 struct cfg80211_pmksa *pmksa)
2306 {
2307 u8 index, blInserted = false;
2308 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
2309 struct security_priv *psecuritypriv = &padapter->securitypriv;
2310 u8 strZeroMacAddress[ ETH_ALEN ] = { 0x00 };
2311
2312 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
2313
2314 if (!memcmp((u8 *)pmksa->bssid, strZeroMacAddress, ETH_ALEN))
2315 {
2316 return -EINVAL;
2317 }
2318
2319 blInserted = false;
2320
2321 /* overwrite PMKID */
2322 for (index = 0 ; index<NUM_PMKID_CACHE; index++)
2323 {
2324 if (!memcmp(psecuritypriv->PMKIDList[index].Bssid, (u8 *)pmksa->bssid, ETH_ALEN))
2325 { /* BSSID is matched, the same AP => rewrite with new PMKID. */
2326 DBG_871X(FUNC_NDEV_FMT" BSSID exists in the PMKList.\n", FUNC_NDEV_ARG(ndev));
2327
2328 memcpy(psecuritypriv->PMKIDList[index].PMKID, (u8 *)pmksa->pmkid, WLAN_PMKID_LEN);
2329 psecuritypriv->PMKIDList[index].bUsed = true;
2330 psecuritypriv->PMKIDIndex = index+1;
2331 blInserted = true;
2332 break;
2333 }
2334 }
2335
2336 if (!blInserted)
2337 {
2338 /* Find a new entry */
2339 DBG_871X(FUNC_NDEV_FMT" Use the new entry index = %d for this PMKID.\n",
2340 FUNC_NDEV_ARG(ndev), psecuritypriv->PMKIDIndex);
2341
2342 memcpy(psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].Bssid, (u8 *)pmksa->bssid, ETH_ALEN);
2343 memcpy(psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].PMKID, (u8 *)pmksa->pmkid, WLAN_PMKID_LEN);
2344
2345 psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].bUsed = true;
2346 psecuritypriv->PMKIDIndex++ ;
2347 if (psecuritypriv->PMKIDIndex == 16)
2348 {
2349 psecuritypriv->PMKIDIndex = 0;
2350 }
2351 }
2352
2353 return 0;
2354 }
2355
cfg80211_rtw_del_pmksa(struct wiphy * wiphy,struct net_device * ndev,struct cfg80211_pmksa * pmksa)2356 static int cfg80211_rtw_del_pmksa(struct wiphy *wiphy,
2357 struct net_device *ndev,
2358 struct cfg80211_pmksa *pmksa)
2359 {
2360 u8 index, bMatched = false;
2361 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
2362 struct security_priv *psecuritypriv = &padapter->securitypriv;
2363
2364 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
2365
2366 for (index = 0 ; index<NUM_PMKID_CACHE; index++)
2367 {
2368 if (!memcmp(psecuritypriv->PMKIDList[index].Bssid, (u8 *)pmksa->bssid, ETH_ALEN))
2369 { /* BSSID is matched, the same AP => Remove this PMKID information and reset it. */
2370 eth_zero_addr(psecuritypriv->PMKIDList[index].Bssid);
2371 memset(psecuritypriv->PMKIDList[index].PMKID, 0x00, WLAN_PMKID_LEN);
2372 psecuritypriv->PMKIDList[index].bUsed = false;
2373 bMatched = true;
2374 break;
2375 }
2376 }
2377
2378 if (false == bMatched)
2379 {
2380 DBG_871X(FUNC_NDEV_FMT" do not have matched BSSID\n"
2381 , FUNC_NDEV_ARG(ndev));
2382 return -EINVAL;
2383 }
2384
2385 return 0;
2386 }
2387
cfg80211_rtw_flush_pmksa(struct wiphy * wiphy,struct net_device * ndev)2388 static int cfg80211_rtw_flush_pmksa(struct wiphy *wiphy,
2389 struct net_device *ndev)
2390 {
2391 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
2392 struct security_priv *psecuritypriv = &padapter->securitypriv;
2393
2394 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
2395
2396 memset(&psecuritypriv->PMKIDList[ 0 ], 0x00, sizeof(RT_PMKID_LIST) * NUM_PMKID_CACHE);
2397 psecuritypriv->PMKIDIndex = 0;
2398
2399 return 0;
2400 }
2401
rtw_cfg80211_indicate_sta_assoc(struct adapter * padapter,u8 * pmgmt_frame,uint frame_len)2402 void rtw_cfg80211_indicate_sta_assoc(struct adapter *padapter, u8 *pmgmt_frame, uint frame_len)
2403 {
2404 struct net_device *ndev = padapter->pnetdev;
2405
2406 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));
2407
2408 {
2409 struct station_info sinfo;
2410 u8 ie_offset;
2411 if (GetFrameSubType(pmgmt_frame) == WIFI_ASSOCREQ)
2412 ie_offset = _ASOCREQ_IE_OFFSET_;
2413 else /* WIFI_REASSOCREQ */
2414 ie_offset = _REASOCREQ_IE_OFFSET_;
2415
2416 sinfo.filled = 0;
2417 sinfo.assoc_req_ies = pmgmt_frame + WLAN_HDR_A3_LEN + ie_offset;
2418 sinfo.assoc_req_ies_len = frame_len - WLAN_HDR_A3_LEN - ie_offset;
2419 cfg80211_new_sta(ndev, GetAddr2Ptr(pmgmt_frame), &sinfo, GFP_ATOMIC);
2420 }
2421 }
2422
rtw_cfg80211_indicate_sta_disassoc(struct adapter * padapter,unsigned char * da,unsigned short reason)2423 void rtw_cfg80211_indicate_sta_disassoc(struct adapter *padapter, unsigned char *da, unsigned short reason)
2424 {
2425 struct net_device *ndev = padapter->pnetdev;
2426
2427 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));
2428
2429 cfg80211_del_sta(ndev, da, GFP_ATOMIC);
2430 }
2431
2432
2433
rtw_cfg80211_monitor_if_xmit_entry(struct sk_buff * skb,struct net_device * ndev)2434 static netdev_tx_t rtw_cfg80211_monitor_if_xmit_entry(struct sk_buff *skb, struct net_device *ndev)
2435 {
2436 int ret = 0;
2437 int rtap_len;
2438 int qos_len = 0;
2439 int dot11_hdr_len = 24;
2440 int snap_len = 6;
2441 unsigned char *pdata;
2442 u16 frame_control;
2443 unsigned char src_mac_addr[6];
2444 unsigned char dst_mac_addr[6];
2445 struct ieee80211_hdr *dot11_hdr;
2446 struct ieee80211_radiotap_header *rtap_hdr;
2447 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
2448
2449 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
2450
2451 if (!skb)
2452 goto fail;
2453
2454 rtw_mstat_update(MSTAT_TYPE_SKB, MSTAT_ALLOC_SUCCESS, skb->truesize);
2455
2456 if (unlikely(skb->len < sizeof(struct ieee80211_radiotap_header)))
2457 goto fail;
2458
2459 rtap_hdr = (struct ieee80211_radiotap_header *)skb->data;
2460 if (unlikely(rtap_hdr->it_version))
2461 goto fail;
2462
2463 rtap_len = ieee80211_get_radiotap_len(skb->data);
2464 if (unlikely(skb->len < rtap_len))
2465 goto fail;
2466
2467 if (rtap_len != 14)
2468 {
2469 DBG_8192C("radiotap len (should be 14): %d\n", rtap_len);
2470 goto fail;
2471 }
2472
2473 /* Skip the ratio tap header */
2474 skb_pull(skb, rtap_len);
2475
2476 dot11_hdr = (struct ieee80211_hdr *)skb->data;
2477 frame_control = le16_to_cpu(dot11_hdr->frame_control);
2478 /* Check if the QoS bit is set */
2479 if ((frame_control & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_DATA) {
2480 /* Check if this ia a Wireless Distribution System (WDS) frame
2481 * which has 4 MAC addresses
2482 */
2483 if (frame_control & 0x0080)
2484 qos_len = 2;
2485 if ((frame_control & 0x0300) == 0x0300)
2486 dot11_hdr_len += 6;
2487
2488 memcpy(dst_mac_addr, dot11_hdr->addr1, sizeof(dst_mac_addr));
2489 memcpy(src_mac_addr, dot11_hdr->addr2, sizeof(src_mac_addr));
2490
2491 /* Skip the 802.11 header, QoS (if any) and SNAP, but leave spaces for
2492 * for two MAC addresses
2493 */
2494 skb_pull(skb, dot11_hdr_len + qos_len + snap_len - sizeof(src_mac_addr) * 2);
2495 pdata = (unsigned char*)skb->data;
2496 memcpy(pdata, dst_mac_addr, sizeof(dst_mac_addr));
2497 memcpy(pdata + sizeof(dst_mac_addr), src_mac_addr, sizeof(src_mac_addr));
2498
2499 DBG_8192C("should be eapol packet\n");
2500
2501 /* Use the real net device to transmit the packet */
2502 ret = _rtw_xmit_entry(skb, padapter->pnetdev);
2503
2504 return ret;
2505
2506 }
2507 else if ((frame_control & (IEEE80211_FCTL_FTYPE|IEEE80211_FCTL_STYPE))
2508 == (IEEE80211_FTYPE_MGMT|IEEE80211_STYPE_ACTION)
2509 )
2510 {
2511 /* only for action frames */
2512 struct xmit_frame *pmgntframe;
2513 struct pkt_attrib *pattrib;
2514 unsigned char *pframe;
2515 /* u8 category, action, OUI_Subtype, dialogToken = 0; */
2516 /* unsigned char *frame_body; */
2517 struct ieee80211_hdr *pwlanhdr;
2518 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
2519 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
2520 u8 *buf = skb->data;
2521 u32 len = skb->len;
2522 u8 category, action;
2523
2524 if (rtw_action_frame_parse(buf, len, &category, &action) == false) {
2525 DBG_8192C(FUNC_NDEV_FMT" frame_control:0x%x\n", FUNC_NDEV_ARG(ndev),
2526 le16_to_cpu(((struct ieee80211_hdr_3addr *)buf)->frame_control));
2527 goto fail;
2528 }
2529
2530 DBG_8192C("RTW_Tx:da ="MAC_FMT" via "FUNC_NDEV_FMT"\n",
2531 MAC_ARG(GetAddr1Ptr(buf)), FUNC_NDEV_ARG(ndev));
2532 if (category == RTW_WLAN_CATEGORY_PUBLIC)
2533 DBG_871X("RTW_Tx:%s\n", action_public_str(action));
2534 else
2535 DBG_871X("RTW_Tx:category(%u), action(%u)\n", category, action);
2536
2537 /* starting alloc mgmt frame to dump it */
2538 if ((pmgntframe = alloc_mgtxmitframe(pxmitpriv)) == NULL)
2539 {
2540 goto fail;
2541 }
2542
2543 /* update attribute */
2544 pattrib = &pmgntframe->attrib;
2545 update_mgntframe_attrib(padapter, pattrib);
2546 pattrib->retry_ctrl = false;
2547
2548 memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
2549
2550 pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
2551
2552 memcpy(pframe, (void*)buf, len);
2553 pattrib->pktlen = len;
2554
2555 pwlanhdr = (struct ieee80211_hdr *)pframe;
2556 /* update seq number */
2557 pmlmeext->mgnt_seq = GetSequence(pwlanhdr);
2558 pattrib->seqnum = pmlmeext->mgnt_seq;
2559 pmlmeext->mgnt_seq++;
2560
2561
2562 pattrib->last_txcmdsz = pattrib->pktlen;
2563
2564 dump_mgntframe(padapter, pmgntframe);
2565
2566 }
2567 else
2568 {
2569 DBG_8192C("frame_control = 0x%x\n", frame_control & (IEEE80211_FCTL_FTYPE|IEEE80211_FCTL_STYPE));
2570 }
2571
2572
2573 fail:
2574
2575 dev_kfree_skb_any(skb);
2576
2577 return 0;
2578
2579 }
2580
2581
2582
2583 static const struct net_device_ops rtw_cfg80211_monitor_if_ops = {
2584 .ndo_start_xmit = rtw_cfg80211_monitor_if_xmit_entry,
2585 };
2586
rtw_cfg80211_add_monitor_if(struct adapter * padapter,char * name,struct net_device ** ndev)2587 static int rtw_cfg80211_add_monitor_if (struct adapter *padapter, char *name, struct net_device **ndev)
2588 {
2589 int ret = 0;
2590 struct net_device* mon_ndev = NULL;
2591 struct wireless_dev* mon_wdev = NULL;
2592 struct rtw_netdev_priv_indicator *pnpi;
2593 struct rtw_wdev_priv *pwdev_priv = adapter_wdev_data(padapter);
2594
2595 if (!name) {
2596 DBG_871X(FUNC_ADPT_FMT" without specific name\n", FUNC_ADPT_ARG(padapter));
2597 ret = -EINVAL;
2598 goto out;
2599 }
2600
2601 if (pwdev_priv->pmon_ndev) {
2602 DBG_871X(FUNC_ADPT_FMT" monitor interface exist: "NDEV_FMT"\n",
2603 FUNC_ADPT_ARG(padapter), NDEV_ARG(pwdev_priv->pmon_ndev));
2604 ret = -EBUSY;
2605 goto out;
2606 }
2607
2608 mon_ndev = alloc_etherdev(sizeof(struct rtw_netdev_priv_indicator));
2609 if (!mon_ndev) {
2610 DBG_871X(FUNC_ADPT_FMT" allocate ndev fail\n", FUNC_ADPT_ARG(padapter));
2611 ret = -ENOMEM;
2612 goto out;
2613 }
2614
2615 mon_ndev->type = ARPHRD_IEEE80211_RADIOTAP;
2616 strncpy(mon_ndev->name, name, IFNAMSIZ);
2617 mon_ndev->name[IFNAMSIZ - 1] = 0;
2618 mon_ndev->needs_free_netdev = true;
2619 mon_ndev->priv_destructor = rtw_ndev_destructor;
2620
2621 mon_ndev->netdev_ops = &rtw_cfg80211_monitor_if_ops;
2622
2623 pnpi = netdev_priv(mon_ndev);
2624 pnpi->priv = padapter;
2625 pnpi->sizeof_priv = sizeof(struct adapter);
2626
2627 /* wdev */
2628 mon_wdev = rtw_zmalloc(sizeof(struct wireless_dev));
2629 if (!mon_wdev) {
2630 DBG_871X(FUNC_ADPT_FMT" allocate mon_wdev fail\n", FUNC_ADPT_ARG(padapter));
2631 ret = -ENOMEM;
2632 goto out;
2633 }
2634
2635 mon_wdev->wiphy = padapter->rtw_wdev->wiphy;
2636 mon_wdev->netdev = mon_ndev;
2637 mon_wdev->iftype = NL80211_IFTYPE_MONITOR;
2638 mon_ndev->ieee80211_ptr = mon_wdev;
2639
2640 ret = register_netdevice(mon_ndev);
2641 if (ret) {
2642 goto out;
2643 }
2644
2645 *ndev = pwdev_priv->pmon_ndev = mon_ndev;
2646 memcpy(pwdev_priv->ifname_mon, name, IFNAMSIZ+1);
2647
2648 out:
2649 if (ret && mon_wdev) {
2650 kfree((u8 *)mon_wdev);
2651 mon_wdev = NULL;
2652 }
2653
2654 if (ret && mon_ndev) {
2655 free_netdev(mon_ndev);
2656 *ndev = mon_ndev = NULL;
2657 }
2658
2659 return ret;
2660 }
2661
2662 static struct wireless_dev *
cfg80211_rtw_add_virtual_intf(struct wiphy * wiphy,const char * name,unsigned char name_assign_type,enum nl80211_iftype type,struct vif_params * params)2663 cfg80211_rtw_add_virtual_intf(
2664 struct wiphy *wiphy,
2665 const char *name,
2666 unsigned char name_assign_type,
2667 enum nl80211_iftype type, struct vif_params *params)
2668 {
2669 int ret = 0;
2670 struct net_device* ndev = NULL;
2671 struct adapter *padapter = wiphy_to_adapter(wiphy);
2672
2673 DBG_871X(FUNC_ADPT_FMT " wiphy:%s, name:%s, type:%d\n",
2674 FUNC_ADPT_ARG(padapter), wiphy_name(wiphy), name, type);
2675
2676 switch (type) {
2677 case NL80211_IFTYPE_ADHOC:
2678 case NL80211_IFTYPE_AP_VLAN:
2679 case NL80211_IFTYPE_WDS:
2680 case NL80211_IFTYPE_MESH_POINT:
2681 ret = -ENODEV;
2682 break;
2683 case NL80211_IFTYPE_MONITOR:
2684 ret = rtw_cfg80211_add_monitor_if(padapter, (char *)name, &ndev);
2685 break;
2686 case NL80211_IFTYPE_P2P_CLIENT:
2687 case NL80211_IFTYPE_STATION:
2688 ret = -ENODEV;
2689 break;
2690 case NL80211_IFTYPE_P2P_GO:
2691 case NL80211_IFTYPE_AP:
2692 ret = -ENODEV;
2693 break;
2694 default:
2695 ret = -ENODEV;
2696 DBG_871X("Unsupported interface type\n");
2697 break;
2698 }
2699
2700 DBG_871X(FUNC_ADPT_FMT" ndev:%p, ret:%d\n", FUNC_ADPT_ARG(padapter), ndev, ret);
2701
2702 return ndev ? ndev->ieee80211_ptr : ERR_PTR(ret);
2703 }
2704
cfg80211_rtw_del_virtual_intf(struct wiphy * wiphy,struct wireless_dev * wdev)2705 static int cfg80211_rtw_del_virtual_intf(struct wiphy *wiphy,
2706 struct wireless_dev *wdev
2707 )
2708 {
2709 struct net_device *ndev = wdev_to_ndev(wdev);
2710 int ret = 0;
2711 struct adapter *adapter;
2712 struct rtw_wdev_priv *pwdev_priv;
2713
2714 if (!ndev) {
2715 ret = -EINVAL;
2716 goto exit;
2717 }
2718
2719 adapter = (struct adapter *)rtw_netdev_priv(ndev);
2720 pwdev_priv = adapter_wdev_data(adapter);
2721
2722 unregister_netdevice(ndev);
2723
2724 if (ndev == pwdev_priv->pmon_ndev) {
2725 pwdev_priv->pmon_ndev = NULL;
2726 pwdev_priv->ifname_mon[0] = '\0';
2727 DBG_871X(FUNC_NDEV_FMT" remove monitor interface\n", FUNC_NDEV_ARG(ndev));
2728 }
2729
2730 exit:
2731 return ret;
2732 }
2733
rtw_add_beacon(struct adapter * adapter,const u8 * head,size_t head_len,const u8 * tail,size_t tail_len)2734 static int rtw_add_beacon(struct adapter *adapter, const u8 *head, size_t head_len, const u8 *tail, size_t tail_len)
2735 {
2736 int ret = 0;
2737 u8 *pbuf = NULL;
2738 uint len, wps_ielen = 0;
2739 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
2740
2741 DBG_8192C("%s beacon_head_len =%zu, beacon_tail_len =%zu\n", __func__, head_len, tail_len);
2742
2743 if (check_fwstate(pmlmepriv, WIFI_AP_STATE) != true)
2744 return -EINVAL;
2745
2746 if (head_len<24)
2747 return -EINVAL;
2748
2749 pbuf = rtw_zmalloc(head_len+tail_len);
2750 if (!pbuf)
2751 return -ENOMEM;
2752
2753 memcpy(pbuf, (void *)head+24, head_len-24);/* 24 =beacon header len. */
2754 memcpy(pbuf+head_len-24, (void *)tail, tail_len);
2755
2756 len = head_len+tail_len-24;
2757
2758 /* check wps ie if inclued */
2759 if (rtw_get_wps_ie(pbuf+_FIXED_IE_LENGTH_, len-_FIXED_IE_LENGTH_, NULL, &wps_ielen))
2760 DBG_8192C("add bcn, wps_ielen =%d\n", wps_ielen);
2761
2762 /* pbss_network->IEs will not include p2p_ie, wfd ie */
2763 rtw_ies_remove_ie(pbuf, &len, _BEACON_IE_OFFSET_, _VENDOR_SPECIFIC_IE_, P2P_OUI, 4);
2764 rtw_ies_remove_ie(pbuf, &len, _BEACON_IE_OFFSET_, _VENDOR_SPECIFIC_IE_, WFD_OUI, 4);
2765
2766 if (rtw_check_beacon_data(adapter, pbuf, len) == _SUCCESS)
2767 {
2768 ret = 0;
2769 }
2770 else
2771 {
2772 ret = -EINVAL;
2773 }
2774
2775
2776 kfree(pbuf);
2777
2778 return ret;
2779 }
2780
cfg80211_rtw_start_ap(struct wiphy * wiphy,struct net_device * ndev,struct cfg80211_ap_settings * settings)2781 static int cfg80211_rtw_start_ap(struct wiphy *wiphy, struct net_device *ndev,
2782 struct cfg80211_ap_settings *settings)
2783 {
2784 int ret = 0;
2785 struct adapter *adapter = (struct adapter *)rtw_netdev_priv(ndev);
2786
2787 DBG_871X(FUNC_NDEV_FMT" hidden_ssid:%d, auth_type:%d\n", FUNC_NDEV_ARG(ndev),
2788 settings->hidden_ssid, settings->auth_type);
2789
2790 ret = rtw_add_beacon(adapter, settings->beacon.head, settings->beacon.head_len,
2791 settings->beacon.tail, settings->beacon.tail_len);
2792
2793 adapter->mlmeextpriv.mlmext_info.hidden_ssid_mode = settings->hidden_ssid;
2794
2795 if (settings->ssid && settings->ssid_len) {
2796 struct wlan_bssid_ex *pbss_network = &adapter->mlmepriv.cur_network.network;
2797 struct wlan_bssid_ex *pbss_network_ext = &adapter->mlmeextpriv.mlmext_info.network;
2798
2799 memcpy(pbss_network->Ssid.Ssid, (void *)settings->ssid, settings->ssid_len);
2800 pbss_network->Ssid.SsidLength = settings->ssid_len;
2801 memcpy(pbss_network_ext->Ssid.Ssid, (void *)settings->ssid, settings->ssid_len);
2802 pbss_network_ext->Ssid.SsidLength = settings->ssid_len;
2803 }
2804
2805 return ret;
2806 }
2807
cfg80211_rtw_change_beacon(struct wiphy * wiphy,struct net_device * ndev,struct cfg80211_beacon_data * info)2808 static int cfg80211_rtw_change_beacon(struct wiphy *wiphy, struct net_device *ndev,
2809 struct cfg80211_beacon_data *info)
2810 {
2811 int ret = 0;
2812 struct adapter *adapter = (struct adapter *)rtw_netdev_priv(ndev);
2813
2814 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
2815
2816 ret = rtw_add_beacon(adapter, info->head, info->head_len, info->tail, info->tail_len);
2817
2818 return ret;
2819 }
2820
cfg80211_rtw_stop_ap(struct wiphy * wiphy,struct net_device * ndev)2821 static int cfg80211_rtw_stop_ap(struct wiphy *wiphy, struct net_device *ndev)
2822 {
2823 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
2824 return 0;
2825 }
2826
cfg80211_rtw_add_station(struct wiphy * wiphy,struct net_device * ndev,const u8 * mac,struct station_parameters * params)2827 static int cfg80211_rtw_add_station(struct wiphy *wiphy, struct net_device *ndev,
2828 const u8 *mac,
2829 struct station_parameters *params)
2830 {
2831 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
2832
2833 return 0;
2834 }
2835
cfg80211_rtw_del_station(struct wiphy * wiphy,struct net_device * ndev,struct station_del_parameters * params)2836 static int cfg80211_rtw_del_station(struct wiphy *wiphy, struct net_device *ndev,
2837 struct station_del_parameters *params)
2838 {
2839 int ret = 0;
2840 struct list_head *phead, *plist;
2841 u8 updated = false;
2842 struct sta_info *psta = NULL;
2843 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
2844 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
2845 struct sta_priv *pstapriv = &padapter->stapriv;
2846 const u8 *mac = params->mac;
2847
2848 DBG_871X("+"FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
2849
2850 if (check_fwstate(pmlmepriv, (_FW_LINKED|WIFI_AP_STATE)) != true)
2851 {
2852 DBG_8192C("%s, fw_state != FW_LINKED|WIFI_AP_STATE\n", __func__);
2853 return -EINVAL;
2854 }
2855
2856
2857 if (!mac)
2858 {
2859 DBG_8192C("flush all sta, and cam_entry\n");
2860
2861 flush_all_cam_entry(padapter); /* clear CAM */
2862
2863 rtw_sta_flush(padapter);
2864
2865 return 0;
2866 }
2867
2868
2869 DBG_8192C("free sta macaddr =" MAC_FMT "\n", MAC_ARG(mac));
2870
2871 if (mac[0] == 0xff && mac[1] == 0xff &&
2872 mac[2] == 0xff && mac[3] == 0xff &&
2873 mac[4] == 0xff && mac[5] == 0xff)
2874 {
2875 return -EINVAL;
2876 }
2877
2878
2879 spin_lock_bh(&pstapriv->asoc_list_lock);
2880
2881 phead = &pstapriv->asoc_list;
2882 plist = get_next(phead);
2883
2884 /* check asoc_queue */
2885 while (phead != plist)
2886 {
2887 psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list);
2888
2889 plist = get_next(plist);
2890
2891 if (!memcmp((u8 *)mac, psta->hwaddr, ETH_ALEN))
2892 {
2893 if (psta->dot8021xalg == 1 && psta->bpairwise_key_installed == false)
2894 {
2895 DBG_8192C("%s, sta's dot8021xalg = 1 and key_installed = false\n", __func__);
2896 }
2897 else
2898 {
2899 DBG_8192C("free psta =%p, aid =%d\n", psta, psta->aid);
2900
2901 list_del_init(&psta->asoc_list);
2902 pstapriv->asoc_list_cnt--;
2903
2904 updated = ap_free_sta(padapter, psta, true, WLAN_REASON_DEAUTH_LEAVING);
2905
2906 psta = NULL;
2907
2908 break;
2909 }
2910
2911 }
2912
2913 }
2914
2915 spin_unlock_bh(&pstapriv->asoc_list_lock);
2916
2917 associated_clients_update(padapter, updated);
2918
2919 DBG_871X("-"FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
2920
2921 return ret;
2922
2923 }
2924
cfg80211_rtw_change_station(struct wiphy * wiphy,struct net_device * ndev,const u8 * mac,struct station_parameters * params)2925 static int cfg80211_rtw_change_station(struct wiphy *wiphy, struct net_device *ndev,
2926 const u8 *mac, struct station_parameters *params)
2927 {
2928 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
2929
2930 return 0;
2931 }
2932
rtw_sta_info_get_by_idx(const int idx,struct sta_priv * pstapriv)2933 static struct sta_info *rtw_sta_info_get_by_idx(const int idx, struct sta_priv *pstapriv)
2934
2935 {
2936 struct list_head *phead, *plist;
2937 struct sta_info *psta = NULL;
2938 int i = 0;
2939
2940 phead = &pstapriv->asoc_list;
2941 plist = get_next(phead);
2942
2943 /* check asoc_queue */
2944 while (phead != plist)
2945 {
2946 if (idx == i) psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list);
2947 plist = get_next(plist);
2948 i++;
2949 }
2950 return psta;
2951 }
2952
cfg80211_rtw_dump_station(struct wiphy * wiphy,struct net_device * ndev,int idx,u8 * mac,struct station_info * sinfo)2953 static int cfg80211_rtw_dump_station(struct wiphy *wiphy, struct net_device *ndev,
2954 int idx, u8 *mac, struct station_info *sinfo)
2955 {
2956
2957 int ret = 0;
2958 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
2959 struct sta_info *psta = NULL;
2960 struct sta_priv *pstapriv = &padapter->stapriv;
2961 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
2962
2963 spin_lock_bh(&pstapriv->asoc_list_lock);
2964 psta = rtw_sta_info_get_by_idx(idx, pstapriv);
2965 spin_unlock_bh(&pstapriv->asoc_list_lock);
2966 if (NULL == psta)
2967 {
2968 DBG_871X("Station is not found\n");
2969 ret = -ENOENT;
2970 goto exit;
2971 }
2972 memcpy(mac, psta->hwaddr, ETH_ALEN);
2973 sinfo->filled = BIT_ULL(NL80211_STA_INFO_SIGNAL);
2974 sinfo->signal = psta->rssi;
2975
2976 exit:
2977 return ret;
2978 }
2979
cfg80211_rtw_change_bss(struct wiphy * wiphy,struct net_device * ndev,struct bss_parameters * params)2980 static int cfg80211_rtw_change_bss(struct wiphy *wiphy, struct net_device *ndev,
2981 struct bss_parameters *params)
2982 {
2983 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
2984 return 0;
2985 }
2986
rtw_cfg80211_rx_action(struct adapter * adapter,u8 * frame,uint frame_len,const char * msg)2987 void rtw_cfg80211_rx_action(struct adapter *adapter, u8 *frame, uint frame_len, const char*msg)
2988 {
2989 s32 freq;
2990 int channel;
2991 u8 category, action;
2992
2993 channel = rtw_get_oper_ch(adapter);
2994
2995 rtw_action_frame_parse(frame, frame_len, &category, &action);
2996
2997 DBG_8192C("RTW_Rx:cur_ch =%d\n", channel);
2998 if (msg)
2999 DBG_871X("RTW_Rx:%s\n", msg);
3000 else
3001 DBG_871X("RTW_Rx:category(%u), action(%u)\n", category, action);
3002
3003 freq = rtw_ieee80211_channel_to_frequency(channel, NL80211_BAND_2GHZ);
3004
3005 rtw_cfg80211_rx_mgmt(adapter, freq, 0, frame, frame_len, GFP_ATOMIC);
3006 }
3007
_cfg80211_rtw_mgmt_tx(struct adapter * padapter,u8 tx_ch,const u8 * buf,size_t len)3008 static int _cfg80211_rtw_mgmt_tx(struct adapter *padapter, u8 tx_ch, const u8 *buf, size_t len)
3009 {
3010 struct xmit_frame *pmgntframe;
3011 struct pkt_attrib *pattrib;
3012 unsigned char *pframe;
3013 int ret = _FAIL;
3014 bool ack = true;
3015 struct ieee80211_hdr *pwlanhdr;
3016 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
3017 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
3018
3019 rtw_set_scan_deny(padapter, 1000);
3020
3021 rtw_scan_abort(padapter);
3022 if (tx_ch != rtw_get_oper_ch(padapter)) {
3023 if (!check_fwstate(&padapter->mlmepriv, _FW_LINKED))
3024 pmlmeext->cur_channel = tx_ch;
3025 set_channel_bwmode(padapter, tx_ch, HAL_PRIME_CHNL_OFFSET_DONT_CARE, CHANNEL_WIDTH_20);
3026 }
3027
3028 /* starting alloc mgmt frame to dump it */
3029 if ((pmgntframe = alloc_mgtxmitframe(pxmitpriv)) == NULL)
3030 {
3031 /* ret = -ENOMEM; */
3032 ret = _FAIL;
3033 goto exit;
3034 }
3035
3036 /* update attribute */
3037 pattrib = &pmgntframe->attrib;
3038 update_mgntframe_attrib(padapter, pattrib);
3039 pattrib->retry_ctrl = false;
3040
3041 memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
3042
3043 pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
3044
3045 memcpy(pframe, (void*)buf, len);
3046 pattrib->pktlen = len;
3047
3048 pwlanhdr = (struct ieee80211_hdr *)pframe;
3049 /* update seq number */
3050 pmlmeext->mgnt_seq = GetSequence(pwlanhdr);
3051 pattrib->seqnum = pmlmeext->mgnt_seq;
3052 pmlmeext->mgnt_seq++;
3053
3054 pattrib->last_txcmdsz = pattrib->pktlen;
3055
3056 if (dump_mgntframe_and_wait_ack(padapter, pmgntframe) != _SUCCESS)
3057 {
3058 ack = false;
3059 ret = _FAIL;
3060
3061 #ifdef DEBUG_CFG80211
3062 DBG_8192C("%s, ack == _FAIL\n", __func__);
3063 #endif
3064 }
3065 else
3066 {
3067
3068 msleep(50);
3069
3070 #ifdef DEBUG_CFG80211
3071 DBG_8192C("%s, ack =%d, ok!\n", __func__, ack);
3072 #endif
3073 ret = _SUCCESS;
3074 }
3075
3076 exit:
3077
3078 #ifdef DEBUG_CFG80211
3079 DBG_8192C("%s, ret =%d\n", __func__, ret);
3080 #endif
3081
3082 return ret;
3083
3084 }
3085
cfg80211_rtw_mgmt_tx(struct wiphy * wiphy,struct wireless_dev * wdev,struct cfg80211_mgmt_tx_params * params,u64 * cookie)3086 static int cfg80211_rtw_mgmt_tx(struct wiphy *wiphy,
3087 struct wireless_dev *wdev,
3088 struct cfg80211_mgmt_tx_params *params,
3089 u64 *cookie)
3090 {
3091 struct net_device *ndev = wdev_to_ndev(wdev);
3092 struct ieee80211_channel *chan = params->chan;
3093 const u8 *buf = params->buf;
3094 size_t len = params->len;
3095 int ret = 0;
3096 int tx_ret;
3097 u32 dump_limit = RTW_MAX_MGMT_TX_CNT;
3098 u32 dump_cnt = 0;
3099 bool ack = true;
3100 u8 tx_ch = (u8)ieee80211_frequency_to_channel(chan->center_freq);
3101 u8 category, action;
3102 int type = (-1);
3103 struct adapter *padapter;
3104 struct rtw_wdev_priv *pwdev_priv;
3105
3106 if (ndev == NULL) {
3107 ret = -EINVAL;
3108 goto exit;
3109 }
3110
3111 padapter = (struct adapter *)rtw_netdev_priv(ndev);
3112 pwdev_priv = adapter_wdev_data(padapter);
3113
3114 /* cookie generation */
3115 *cookie = (unsigned long) buf;
3116
3117 #ifdef DEBUG_CFG80211
3118 DBG_871X(FUNC_ADPT_FMT" len =%zu, ch =%d"
3119 "\n", FUNC_ADPT_ARG(padapter),
3120 len, tx_ch
3121 );
3122 #endif /* DEBUG_CFG80211 */
3123
3124 /* indicate ack before issue frame to avoid racing with rsp frame */
3125 rtw_cfg80211_mgmt_tx_status(padapter, *cookie, buf, len, ack, GFP_KERNEL);
3126
3127 if (rtw_action_frame_parse(buf, len, &category, &action) == false) {
3128 DBG_8192C(FUNC_ADPT_FMT" frame_control:0x%x\n", FUNC_ADPT_ARG(padapter),
3129 le16_to_cpu(((struct ieee80211_hdr_3addr *)buf)->frame_control));
3130 goto exit;
3131 }
3132
3133 DBG_8192C("RTW_Tx:tx_ch =%d, da ="MAC_FMT"\n", tx_ch, MAC_ARG(GetAddr1Ptr(buf)));
3134 if (category == RTW_WLAN_CATEGORY_PUBLIC)
3135 DBG_871X("RTW_Tx:%s\n", action_public_str(action));
3136 else
3137 DBG_871X("RTW_Tx:category(%u), action(%u)\n", category, action);
3138
3139 rtw_ps_deny(padapter, PS_DENY_MGNT_TX);
3140 if (_FAIL == rtw_pwr_wakeup(padapter)) {
3141 ret = -EFAULT;
3142 goto cancel_ps_deny;
3143 }
3144
3145 do {
3146 dump_cnt++;
3147 tx_ret = _cfg80211_rtw_mgmt_tx(padapter, tx_ch, buf, len);
3148 } while (dump_cnt < dump_limit && tx_ret != _SUCCESS);
3149
3150 if (tx_ret != _SUCCESS || dump_cnt > 1) {
3151 DBG_871X(FUNC_ADPT_FMT" %s (%d/%d)\n", FUNC_ADPT_ARG(padapter),
3152 tx_ret == _SUCCESS?"OK":"FAIL", dump_cnt, dump_limit);
3153 }
3154
3155 switch (type) {
3156 case P2P_GO_NEGO_CONF:
3157 rtw_clear_scan_deny(padapter);
3158 break;
3159 case P2P_INVIT_RESP:
3160 if (pwdev_priv->invit_info.flags & BIT(0)
3161 && pwdev_priv->invit_info.status == 0)
3162 {
3163 DBG_871X(FUNC_ADPT_FMT" agree with invitation of persistent group\n",
3164 FUNC_ADPT_ARG(padapter));
3165 rtw_set_scan_deny(padapter, 5000);
3166 rtw_pwr_wakeup_ex(padapter, 5000);
3167 rtw_clear_scan_deny(padapter);
3168 }
3169 break;
3170 }
3171
3172 cancel_ps_deny:
3173 rtw_ps_deny_cancel(padapter, PS_DENY_MGNT_TX);
3174 exit:
3175 return ret;
3176 }
3177
cfg80211_rtw_mgmt_frame_register(struct wiphy * wiphy,struct wireless_dev * wdev,u16 frame_type,bool reg)3178 static void cfg80211_rtw_mgmt_frame_register(struct wiphy *wiphy,
3179 struct wireless_dev *wdev,
3180 u16 frame_type, bool reg)
3181 {
3182 struct net_device *ndev = wdev_to_ndev(wdev);
3183 struct adapter *adapter;
3184
3185 if (ndev == NULL)
3186 goto exit;
3187
3188 adapter = (struct adapter *)rtw_netdev_priv(ndev);
3189
3190 #ifdef DEBUG_CFG80211
3191 DBG_871X(FUNC_ADPT_FMT" frame_type:%x, reg:%d\n", FUNC_ADPT_ARG(adapter),
3192 frame_type, reg);
3193 #endif
3194
3195 if (frame_type != (IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ))
3196 return;
3197 exit:
3198 return;
3199 }
3200
3201 #if defined(CONFIG_PNO_SUPPORT)
cfg80211_rtw_sched_scan_start(struct wiphy * wiphy,struct net_device * dev,struct cfg80211_sched_scan_request * request)3202 static int cfg80211_rtw_sched_scan_start(struct wiphy *wiphy,
3203 struct net_device *dev,
3204 struct cfg80211_sched_scan_request *request) {
3205
3206 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
3207 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
3208 int ret;
3209
3210 if (padapter->bup == false) {
3211 DBG_871X("%s: net device is down.\n", __func__);
3212 return -EIO;
3213 }
3214
3215 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true ||
3216 check_fwstate(pmlmepriv, _FW_LINKED) == true ||
3217 check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) {
3218 DBG_871X("%s: device is busy.\n", __func__);
3219 rtw_scan_abort(padapter);
3220 }
3221
3222 if (request == NULL) {
3223 DBG_871X("%s: invalid cfg80211_requests parameters.\n", __func__);
3224 return -EINVAL;
3225 }
3226
3227 ret = rtw_android_cfg80211_pno_setup(dev, request->ssids,
3228 request->n_ssids, request->interval);
3229
3230 if (ret < 0) {
3231 DBG_871X("%s ret: %d\n", __func__, ret);
3232 goto exit;
3233 }
3234
3235 ret = rtw_android_pno_enable(dev, true);
3236 if (ret < 0) {
3237 DBG_871X("%s ret: %d\n", __func__, ret);
3238 goto exit;
3239 }
3240 exit:
3241 return ret;
3242 }
3243
cfg80211_rtw_sched_scan_stop(struct wiphy * wiphy,struct net_device * dev)3244 static int cfg80211_rtw_sched_scan_stop(struct wiphy *wiphy,
3245 struct net_device *dev) {
3246 return rtw_android_pno_enable(dev, false);
3247 }
3248 #endif /* CONFIG_PNO_SUPPORT */
3249
rtw_cfg80211_init_ht_capab(struct ieee80211_sta_ht_cap * ht_cap,enum nl80211_band band,u8 rf_type)3250 static void rtw_cfg80211_init_ht_capab(struct ieee80211_sta_ht_cap *ht_cap, enum nl80211_band band, u8 rf_type)
3251 {
3252
3253 #define MAX_BIT_RATE_40MHZ_MCS15 300 /* Mbps */
3254 #define MAX_BIT_RATE_40MHZ_MCS7 150 /* Mbps */
3255
3256 ht_cap->ht_supported = true;
3257
3258 ht_cap->cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 |
3259 IEEE80211_HT_CAP_SGI_40 | IEEE80211_HT_CAP_SGI_20 |
3260 IEEE80211_HT_CAP_DSSSCCK40 | IEEE80211_HT_CAP_MAX_AMSDU;
3261
3262 /*
3263 *Maximum length of AMPDU that the STA can receive.
3264 *Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
3265 */
3266 ht_cap->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K;
3267
3268 /*Minimum MPDU start spacing , */
3269 ht_cap->ampdu_density = IEEE80211_HT_MPDU_DENSITY_16;
3270
3271 ht_cap->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED;
3272
3273 /*
3274 *hw->wiphy->bands[NL80211_BAND_2GHZ]
3275 *base on ant_num
3276 *rx_mask: RX mask
3277 *if rx_ant = 1 rx_mask[0]= 0xff;==>MCS0-MCS7
3278 *if rx_ant =2 rx_mask[1]= 0xff;==>MCS8-MCS15
3279 *if rx_ant >=3 rx_mask[2]= 0xff;
3280 *if BW_40 rx_mask[4]= 0x01;
3281 *highest supported RX rate
3282 */
3283 if (rf_type == RF_1T1R)
3284 {
3285 ht_cap->mcs.rx_mask[0] = 0xFF;
3286 ht_cap->mcs.rx_mask[1] = 0x00;
3287 ht_cap->mcs.rx_mask[4] = 0x01;
3288
3289 ht_cap->mcs.rx_highest = cpu_to_le16(MAX_BIT_RATE_40MHZ_MCS7);
3290 }
3291 else if ((rf_type == RF_1T2R) || (rf_type ==RF_2T2R))
3292 {
3293 ht_cap->mcs.rx_mask[0] = 0xFF;
3294 ht_cap->mcs.rx_mask[1] = 0xFF;
3295 ht_cap->mcs.rx_mask[4] = 0x01;
3296
3297 ht_cap->mcs.rx_highest = cpu_to_le16(MAX_BIT_RATE_40MHZ_MCS15);
3298 }
3299 else
3300 {
3301 DBG_8192C("%s, error rf_type =%d\n", __func__, rf_type);
3302 }
3303
3304 }
3305
rtw_cfg80211_init_wiphy(struct adapter * padapter)3306 void rtw_cfg80211_init_wiphy(struct adapter *padapter)
3307 {
3308 u8 rf_type;
3309 struct ieee80211_supported_band *bands;
3310 struct wireless_dev *pwdev = padapter->rtw_wdev;
3311 struct wiphy *wiphy = pwdev->wiphy;
3312
3313 rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
3314
3315 DBG_8192C("%s:rf_type =%d\n", __func__, rf_type);
3316
3317 {
3318 bands = wiphy->bands[NL80211_BAND_2GHZ];
3319 if (bands)
3320 rtw_cfg80211_init_ht_capab(&bands->ht_cap, NL80211_BAND_2GHZ, rf_type);
3321 }
3322
3323 /* init regulary domain */
3324 rtw_regd_init(padapter, rtw_reg_notifier);
3325
3326 /* copy mac_addr to wiphy */
3327 memcpy(wiphy->perm_addr, padapter->eeprompriv.mac_addr, ETH_ALEN);
3328
3329 }
3330
rtw_cfg80211_preinit_wiphy(struct adapter * padapter,struct wiphy * wiphy)3331 static void rtw_cfg80211_preinit_wiphy(struct adapter *padapter, struct wiphy *wiphy)
3332 {
3333
3334 wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM;
3335
3336 wiphy->max_scan_ssids = RTW_SSID_SCAN_AMOUNT;
3337 wiphy->max_scan_ie_len = RTW_SCAN_IE_LEN_MAX;
3338 wiphy->max_num_pmkids = RTW_MAX_NUM_PMKIDS;
3339
3340 wiphy->max_remain_on_channel_duration = RTW_MAX_REMAIN_ON_CHANNEL_DURATION;
3341
3342 wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION)
3343 | BIT(NL80211_IFTYPE_ADHOC)
3344 | BIT(NL80211_IFTYPE_AP)
3345 | BIT(NL80211_IFTYPE_MONITOR)
3346 ;
3347
3348 wiphy->mgmt_stypes = rtw_cfg80211_default_mgmt_stypes;
3349
3350 wiphy->software_iftypes |= BIT(NL80211_IFTYPE_MONITOR);
3351
3352 wiphy->cipher_suites = rtw_cipher_suites;
3353 wiphy->n_cipher_suites = ARRAY_SIZE(rtw_cipher_suites);
3354
3355 /* if (padapter->registrypriv.wireless_mode & WIRELESS_11G) */
3356 wiphy->bands[NL80211_BAND_2GHZ] = rtw_spt_band_alloc(NL80211_BAND_2GHZ);
3357
3358 wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL;
3359 wiphy->flags |= WIPHY_FLAG_OFFCHAN_TX | WIPHY_FLAG_HAVE_AP_SME;
3360
3361 #if defined(CONFIG_PM)
3362 wiphy->max_sched_scan_reqs = 1;
3363 #ifdef CONFIG_PNO_SUPPORT
3364 wiphy->max_sched_scan_ssids = MAX_PNO_LIST_COUNT;
3365 #endif
3366 #endif
3367
3368 #if defined(CONFIG_PM)
3369 wiphy->wowlan = &wowlan_stub;
3370 #endif
3371
3372 if (padapter->registrypriv.power_mgnt != PS_MODE_ACTIVE)
3373 wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT;
3374 else
3375 wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
3376 }
3377
3378 static struct cfg80211_ops rtw_cfg80211_ops = {
3379 .change_virtual_intf = cfg80211_rtw_change_iface,
3380 .add_key = cfg80211_rtw_add_key,
3381 .get_key = cfg80211_rtw_get_key,
3382 .del_key = cfg80211_rtw_del_key,
3383 .set_default_key = cfg80211_rtw_set_default_key,
3384 .get_station = cfg80211_rtw_get_station,
3385 .scan = cfg80211_rtw_scan,
3386 .set_wiphy_params = cfg80211_rtw_set_wiphy_params,
3387 .connect = cfg80211_rtw_connect,
3388 .disconnect = cfg80211_rtw_disconnect,
3389 .join_ibss = cfg80211_rtw_join_ibss,
3390 .leave_ibss = cfg80211_rtw_leave_ibss,
3391 .set_tx_power = cfg80211_rtw_set_txpower,
3392 .get_tx_power = cfg80211_rtw_get_txpower,
3393 .set_power_mgmt = cfg80211_rtw_set_power_mgmt,
3394 .set_pmksa = cfg80211_rtw_set_pmksa,
3395 .del_pmksa = cfg80211_rtw_del_pmksa,
3396 .flush_pmksa = cfg80211_rtw_flush_pmksa,
3397
3398 .add_virtual_intf = cfg80211_rtw_add_virtual_intf,
3399 .del_virtual_intf = cfg80211_rtw_del_virtual_intf,
3400
3401 .start_ap = cfg80211_rtw_start_ap,
3402 .change_beacon = cfg80211_rtw_change_beacon,
3403 .stop_ap = cfg80211_rtw_stop_ap,
3404
3405 .add_station = cfg80211_rtw_add_station,
3406 .del_station = cfg80211_rtw_del_station,
3407 .change_station = cfg80211_rtw_change_station,
3408 .dump_station = cfg80211_rtw_dump_station,
3409 .change_bss = cfg80211_rtw_change_bss,
3410
3411 .mgmt_tx = cfg80211_rtw_mgmt_tx,
3412 .mgmt_frame_register = cfg80211_rtw_mgmt_frame_register,
3413
3414 #if defined(CONFIG_PNO_SUPPORT)
3415 .sched_scan_start = cfg80211_rtw_sched_scan_start,
3416 .sched_scan_stop = cfg80211_rtw_sched_scan_stop,
3417 #endif /* CONFIG_PNO_SUPPORT */
3418 };
3419
rtw_wdev_alloc(struct adapter * padapter,struct device * dev)3420 int rtw_wdev_alloc(struct adapter *padapter, struct device *dev)
3421 {
3422 int ret = 0;
3423 struct wiphy *wiphy;
3424 struct wireless_dev *wdev;
3425 struct rtw_wdev_priv *pwdev_priv;
3426 struct net_device *pnetdev = padapter->pnetdev;
3427
3428 DBG_8192C("%s(padapter =%p)\n", __func__, padapter);
3429
3430 /* wiphy */
3431 wiphy = wiphy_new(&rtw_cfg80211_ops, sizeof(struct adapter *));
3432 if (!wiphy) {
3433 DBG_8192C("Couldn't allocate wiphy device\n");
3434 ret = -ENOMEM;
3435 goto exit;
3436 }
3437 set_wiphy_dev(wiphy, dev);
3438 *((struct adapter **)wiphy_priv(wiphy)) = padapter;
3439 rtw_cfg80211_preinit_wiphy(padapter, wiphy);
3440
3441 ret = wiphy_register(wiphy);
3442 if (ret < 0) {
3443 DBG_8192C("Couldn't register wiphy device\n");
3444 goto free_wiphy;
3445 }
3446
3447 /* wdev */
3448 wdev = rtw_zmalloc(sizeof(struct wireless_dev));
3449 if (!wdev) {
3450 DBG_8192C("Couldn't allocate wireless device\n");
3451 ret = -ENOMEM;
3452 goto unregister_wiphy;
3453 }
3454 wdev->wiphy = wiphy;
3455 wdev->netdev = pnetdev;
3456
3457 wdev->iftype = NL80211_IFTYPE_STATION; /* will be init in rtw_hal_init() */
3458 /* Must sync with _rtw_init_mlme_priv() */
3459 /* pmlmepriv->fw_state = WIFI_STATION_STATE */
3460 padapter->rtw_wdev = wdev;
3461 pnetdev->ieee80211_ptr = wdev;
3462
3463 /* init pwdev_priv */
3464 pwdev_priv = adapter_wdev_data(padapter);
3465 pwdev_priv->rtw_wdev = wdev;
3466 pwdev_priv->pmon_ndev = NULL;
3467 pwdev_priv->ifname_mon[0] = '\0';
3468 pwdev_priv->padapter = padapter;
3469 pwdev_priv->scan_request = NULL;
3470 spin_lock_init(&pwdev_priv->scan_req_lock);
3471
3472 pwdev_priv->p2p_enabled = false;
3473 pwdev_priv->provdisc_req_issued = false;
3474 rtw_wdev_invit_info_init(&pwdev_priv->invit_info);
3475 rtw_wdev_nego_info_init(&pwdev_priv->nego_info);
3476
3477 pwdev_priv->bandroid_scan = false;
3478
3479 if (padapter->registrypriv.power_mgnt != PS_MODE_ACTIVE)
3480 pwdev_priv->power_mgmt = true;
3481 else
3482 pwdev_priv->power_mgmt = false;
3483
3484 return ret;
3485
3486 unregister_wiphy:
3487 wiphy_unregister(wiphy);
3488 free_wiphy:
3489 wiphy_free(wiphy);
3490 exit:
3491 return ret;
3492
3493 }
3494
rtw_wdev_free(struct wireless_dev * wdev)3495 void rtw_wdev_free(struct wireless_dev *wdev)
3496 {
3497 DBG_8192C("%s(wdev =%p)\n", __func__, wdev);
3498
3499 if (!wdev)
3500 return;
3501
3502 rtw_spt_band_free(wdev->wiphy->bands[NL80211_BAND_2GHZ]);
3503
3504 wiphy_free(wdev->wiphy);
3505
3506 kfree((u8 *)wdev);
3507 }
3508
rtw_wdev_unregister(struct wireless_dev * wdev)3509 void rtw_wdev_unregister(struct wireless_dev *wdev)
3510 {
3511 struct net_device *ndev;
3512 struct adapter *adapter;
3513 struct rtw_wdev_priv *pwdev_priv;
3514
3515 DBG_8192C("%s(wdev =%p)\n", __func__, wdev);
3516
3517 if (!wdev)
3518 return;
3519
3520 if (!(ndev = wdev_to_ndev(wdev)))
3521 return;
3522
3523 adapter = (struct adapter *)rtw_netdev_priv(ndev);
3524 pwdev_priv = adapter_wdev_data(adapter);
3525
3526 rtw_cfg80211_indicate_scan_done(adapter, true);
3527
3528 if (pwdev_priv->pmon_ndev) {
3529 DBG_8192C("%s, unregister monitor interface\n", __func__);
3530 unregister_netdev(pwdev_priv->pmon_ndev);
3531 }
3532
3533 wiphy_unregister(wdev->wiphy);
3534 }
3535