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 #define RTW_CH_MAX_2G_CHANNEL 14 /* Max channel in 2G band */
23
24 static const u32 rtw_cipher_suites[] = {
25 WLAN_CIPHER_SUITE_WEP40,
26 WLAN_CIPHER_SUITE_WEP104,
27 WLAN_CIPHER_SUITE_TKIP,
28 WLAN_CIPHER_SUITE_CCMP,
29 WLAN_CIPHER_SUITE_AES_CMAC,
30 };
31
32 #define RATETAB_ENT(_rate, _rateid, _flags) \
33 { \
34 .bitrate = (_rate), \
35 .hw_value = (_rateid), \
36 .flags = (_flags), \
37 }
38
39 #define CHAN2G(_channel, _freq, _flags) { \
40 .band = NL80211_BAND_2GHZ, \
41 .center_freq = (_freq), \
42 .hw_value = (_channel), \
43 .flags = (_flags), \
44 .max_antenna_gain = 0, \
45 .max_power = 30, \
46 }
47
48 /* if wowlan is not supported, kernel generate a disconnect at each suspend
49 * cf: /net/wireless/sysfs.c, so register a stub wowlan.
50 * Moreover wowlan has to be enabled via a the nl80211_set_wowlan callback.
51 * (from user space, e.g. iw phy0 wowlan enable)
52 */
53 static const struct wiphy_wowlan_support wowlan_stub = {
54 .flags = WIPHY_WOWLAN_ANY,
55 .n_patterns = 0,
56 .pattern_max_len = 0,
57 .pattern_min_len = 0,
58 .max_pkt_offset = 0,
59 };
60
61 static struct ieee80211_rate rtw_rates[] = {
62 RATETAB_ENT(10, 0x1, 0),
63 RATETAB_ENT(20, 0x2, 0),
64 RATETAB_ENT(55, 0x4, 0),
65 RATETAB_ENT(110, 0x8, 0),
66 RATETAB_ENT(60, 0x10, 0),
67 RATETAB_ENT(90, 0x20, 0),
68 RATETAB_ENT(120, 0x40, 0),
69 RATETAB_ENT(180, 0x80, 0),
70 RATETAB_ENT(240, 0x100, 0),
71 RATETAB_ENT(360, 0x200, 0),
72 RATETAB_ENT(480, 0x400, 0),
73 RATETAB_ENT(540, 0x800, 0),
74 };
75
76 #define rtw_a_rates (rtw_rates + 4)
77 #define RTW_A_RATES_NUM 8
78 #define rtw_g_rates (rtw_rates + 0)
79 #define RTW_G_RATES_NUM 12
80
81 #define RTW_2G_CHANNELS_NUM 14
82 #define RTW_5G_CHANNELS_NUM 37
83
84 static struct ieee80211_channel rtw_2ghz_channels[] = {
85 CHAN2G(1, 2412, 0),
86 CHAN2G(2, 2417, 0),
87 CHAN2G(3, 2422, 0),
88 CHAN2G(4, 2427, 0),
89 CHAN2G(5, 2432, 0),
90 CHAN2G(6, 2437, 0),
91 CHAN2G(7, 2442, 0),
92 CHAN2G(8, 2447, 0),
93 CHAN2G(9, 2452, 0),
94 CHAN2G(10, 2457, 0),
95 CHAN2G(11, 2462, 0),
96 CHAN2G(12, 2467, 0),
97 CHAN2G(13, 2472, 0),
98 CHAN2G(14, 2484, 0),
99 };
100
rtw_2g_channels_init(struct ieee80211_channel * channels)101 static void rtw_2g_channels_init(struct ieee80211_channel *channels)
102 {
103 memcpy((void*)channels, (void*)rtw_2ghz_channels,
104 sizeof(struct ieee80211_channel)*RTW_2G_CHANNELS_NUM
105 );
106 }
107
rtw_2g_rates_init(struct ieee80211_rate * rates)108 static void rtw_2g_rates_init(struct ieee80211_rate *rates)
109 {
110 memcpy(rates, rtw_g_rates,
111 sizeof(struct ieee80211_rate)*RTW_G_RATES_NUM
112 );
113 }
114
rtw_spt_band_alloc(enum nl80211_band band)115 static struct ieee80211_supported_band *rtw_spt_band_alloc(
116 enum nl80211_band band
117 )
118 {
119 struct ieee80211_supported_band *spt_band = NULL;
120 int n_channels, n_bitrates;
121
122 if (band == NL80211_BAND_2GHZ)
123 {
124 n_channels = RTW_2G_CHANNELS_NUM;
125 n_bitrates = RTW_G_RATES_NUM;
126 }
127 else
128 {
129 goto exit;
130 }
131
132 spt_band = rtw_zmalloc(sizeof(struct ieee80211_supported_band) +
133 sizeof(struct ieee80211_channel) * n_channels +
134 sizeof(struct ieee80211_rate) * n_bitrates);
135 if (!spt_band)
136 goto exit;
137
138 spt_band->channels = (struct ieee80211_channel*)(((u8 *)spt_band)+sizeof(struct ieee80211_supported_band));
139 spt_band->bitrates = (struct ieee80211_rate*)(((u8 *)spt_band->channels)+sizeof(struct ieee80211_channel)*n_channels);
140 spt_band->band = band;
141 spt_band->n_channels = n_channels;
142 spt_band->n_bitrates = n_bitrates;
143
144 if (band == NL80211_BAND_2GHZ)
145 {
146 rtw_2g_channels_init(spt_band->channels);
147 rtw_2g_rates_init(spt_band->bitrates);
148 }
149
150 /* spt_band.ht_cap */
151
152 exit:
153
154 return spt_band;
155 }
156
rtw_spt_band_free(struct ieee80211_supported_band * spt_band)157 static void rtw_spt_band_free(struct ieee80211_supported_band *spt_band)
158 {
159 u32 size = 0;
160
161 if (!spt_band)
162 return;
163
164 if (spt_band->band == NL80211_BAND_2GHZ)
165 {
166 size = sizeof(struct ieee80211_supported_band)
167 + sizeof(struct ieee80211_channel)*RTW_2G_CHANNELS_NUM
168 + sizeof(struct ieee80211_rate)*RTW_G_RATES_NUM;
169 }
170 kfree((u8 *)spt_band);
171 }
172
173 static const struct ieee80211_txrx_stypes
174 rtw_cfg80211_default_mgmt_stypes[NUM_NL80211_IFTYPES] = {
175 [NL80211_IFTYPE_ADHOC] = {
176 .tx = 0xffff,
177 .rx = BIT(IEEE80211_STYPE_ACTION >> 4)
178 },
179 [NL80211_IFTYPE_STATION] = {
180 .tx = 0xffff,
181 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
182 BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
183 },
184 [NL80211_IFTYPE_AP] = {
185 .tx = 0xffff,
186 .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) |
187 BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) |
188 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
189 BIT(IEEE80211_STYPE_DISASSOC >> 4) |
190 BIT(IEEE80211_STYPE_AUTH >> 4) |
191 BIT(IEEE80211_STYPE_DEAUTH >> 4) |
192 BIT(IEEE80211_STYPE_ACTION >> 4)
193 },
194 [NL80211_IFTYPE_AP_VLAN] = {
195 /* copy AP */
196 .tx = 0xffff,
197 .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) |
198 BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) |
199 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
200 BIT(IEEE80211_STYPE_DISASSOC >> 4) |
201 BIT(IEEE80211_STYPE_AUTH >> 4) |
202 BIT(IEEE80211_STYPE_DEAUTH >> 4) |
203 BIT(IEEE80211_STYPE_ACTION >> 4)
204 },
205 [NL80211_IFTYPE_P2P_CLIENT] = {
206 .tx = 0xffff,
207 .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
208 BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
209 },
210 [NL80211_IFTYPE_P2P_GO] = {
211 .tx = 0xffff,
212 .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) |
213 BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) |
214 BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
215 BIT(IEEE80211_STYPE_DISASSOC >> 4) |
216 BIT(IEEE80211_STYPE_AUTH >> 4) |
217 BIT(IEEE80211_STYPE_DEAUTH >> 4) |
218 BIT(IEEE80211_STYPE_ACTION >> 4)
219 },
220 };
221
rtw_ieee80211_channel_to_frequency(int chan,int band)222 static int rtw_ieee80211_channel_to_frequency(int chan, int band)
223 {
224 /* see 802.11 17.3.8.3.2 and Annex J
225 * there are overlapping channel numbers in 5GHz and 2GHz bands */
226 if (band == NL80211_BAND_2GHZ) {
227 if (chan == 14)
228 return 2484;
229 else if (chan < 14)
230 return 2407 + chan * 5;
231 }
232
233 return 0; /* not supported */
234 }
235
236 #define MAX_BSSINFO_LEN 1000
rtw_cfg80211_inform_bss(struct adapter * padapter,struct wlan_network * pnetwork)237 struct cfg80211_bss *rtw_cfg80211_inform_bss(struct adapter *padapter, struct wlan_network *pnetwork)
238 {
239 struct ieee80211_channel *notify_channel;
240 struct cfg80211_bss *bss = NULL;
241 /* struct ieee80211_supported_band *band; */
242 u16 channel;
243 u32 freq;
244 u64 notify_timestamp;
245 u16 notify_capability;
246 u16 notify_interval;
247 u8 *notify_ie;
248 size_t notify_ielen;
249 s32 notify_signal;
250 u8 *buf = NULL, *pbuf;
251 size_t len, bssinf_len = 0;
252 struct ieee80211_hdr *pwlanhdr;
253 __le16 *fctrl;
254 u8 bc_addr[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
255
256 struct wireless_dev *wdev = padapter->rtw_wdev;
257 struct wiphy *wiphy = wdev->wiphy;
258 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
259
260
261 /* DBG_8192C("%s\n", __func__); */
262
263 bssinf_len = pnetwork->network.IELength+sizeof (struct ieee80211_hdr_3addr);
264 if (bssinf_len > MAX_BSSINFO_LEN) {
265 DBG_871X("%s IE Length too long > %d byte\n", __func__, MAX_BSSINFO_LEN);
266 goto exit;
267 }
268
269 {
270 u16 wapi_len = 0;
271
272 if (rtw_get_wapi_ie(pnetwork->network.IEs, pnetwork->network.IELength, NULL, &wapi_len)>0)
273 {
274 if (wapi_len > 0)
275 {
276 DBG_871X("%s, no support wapi!\n", __func__);
277 goto exit;
278 }
279 }
280 }
281
282 /* To reduce PBC Overlap rate */
283 /* spin_lock_bh(&pwdev_priv->scan_req_lock); */
284 if (adapter_wdev_data(padapter)->scan_request != NULL)
285 {
286 u8 *psr = NULL, sr = 0;
287 struct ndis_802_11_ssid *pssid = &pnetwork->network.Ssid;
288 struct cfg80211_scan_request *request = adapter_wdev_data(padapter)->scan_request;
289 struct cfg80211_ssid *ssids = request->ssids;
290 u32 wpsielen = 0;
291 u8 *wpsie = NULL;
292
293 wpsie = rtw_get_wps_ie(pnetwork->network.IEs+_FIXED_IE_LENGTH_, pnetwork->network.IELength-_FIXED_IE_LENGTH_, NULL, &wpsielen);
294
295 if (wpsie && wpsielen>0)
296 psr = rtw_get_wps_attr_content(wpsie, wpsielen, WPS_ATTR_SELECTED_REGISTRAR, (u8 *)(&sr), NULL);
297
298 if (sr != 0)
299 {
300 if (request->n_ssids == 1 && request->n_channels == 1) /* it means under processing WPS */
301 {
302 DBG_8192C("ssid =%s, len =%d\n", pssid->Ssid, pssid->SsidLength);
303
304 if (ssids[0].ssid_len == 0) {
305 }
306 else if (pssid->SsidLength == ssids[0].ssid_len &&
307 !memcmp(pssid->Ssid, ssids[0].ssid, ssids[0].ssid_len))
308 {
309 DBG_871X("%s, got sr and ssid match!\n", __func__);
310 }
311 else
312 {
313 if (psr != NULL)
314 *psr = 0; /* clear sr */
315 }
316 }
317 }
318 }
319 /* spin_unlock_bh(&pwdev_priv->scan_req_lock); */
320
321
322 channel = pnetwork->network.Configuration.DSConfig;
323 freq = rtw_ieee80211_channel_to_frequency(channel, NL80211_BAND_2GHZ);
324
325 notify_channel = ieee80211_get_channel(wiphy, freq);
326
327 notify_timestamp = ktime_to_us(ktime_get_boottime());
328
329 notify_interval = le16_to_cpu(*(__le16 *)rtw_get_beacon_interval_from_ie(pnetwork->network.IEs));
330 notify_capability = le16_to_cpu(*(__le16 *)rtw_get_capability_from_ie(pnetwork->network.IEs));
331
332 notify_ie = pnetwork->network.IEs+_FIXED_IE_LENGTH_;
333 notify_ielen = pnetwork->network.IELength-_FIXED_IE_LENGTH_;
334
335 /* We've set wiphy's signal_type as CFG80211_SIGNAL_TYPE_MBM: signal strength in mBm (100*dBm) */
336 if (check_fwstate(pmlmepriv, _FW_LINKED) == true &&
337 is_same_network(&pmlmepriv->cur_network.network, &pnetwork->network, 0)) {
338 notify_signal = 100*translate_percentage_to_dbm(padapter->recvpriv.signal_strength);/* dbm */
339 } else {
340 notify_signal = 100*translate_percentage_to_dbm(pnetwork->network.PhyInfo.SignalStrength);/* dbm */
341 }
342
343 buf = kzalloc(MAX_BSSINFO_LEN, GFP_ATOMIC);
344 if (!buf)
345 goto exit;
346 pbuf = buf;
347
348 pwlanhdr = (struct ieee80211_hdr *)pbuf;
349 fctrl = &(pwlanhdr->frame_control);
350 *(fctrl) = 0;
351
352 SetSeqNum(pwlanhdr, 0/*pmlmeext->mgnt_seq*/);
353 /* pmlmeext->mgnt_seq++; */
354
355 if (pnetwork->network.Reserved[0] == 1) { /* WIFI_BEACON */
356 memcpy(pwlanhdr->addr1, bc_addr, ETH_ALEN);
357 SetFrameSubType(pbuf, WIFI_BEACON);
358 } else {
359 memcpy(pwlanhdr->addr1, myid(&(padapter->eeprompriv)), ETH_ALEN);
360 SetFrameSubType(pbuf, WIFI_PROBERSP);
361 }
362
363 memcpy(pwlanhdr->addr2, pnetwork->network.MacAddress, ETH_ALEN);
364 memcpy(pwlanhdr->addr3, pnetwork->network.MacAddress, ETH_ALEN);
365
366
367 pbuf += sizeof(struct ieee80211_hdr_3addr);
368 len = sizeof (struct ieee80211_hdr_3addr);
369
370 memcpy(pbuf, pnetwork->network.IEs, pnetwork->network.IELength);
371 len += pnetwork->network.IELength;
372
373 *((__le64*)pbuf) = cpu_to_le64(notify_timestamp);
374
375 bss = cfg80211_inform_bss_frame(wiphy, notify_channel, (struct ieee80211_mgmt *)buf,
376 len, notify_signal, GFP_ATOMIC);
377
378 if (unlikely(!bss)) {
379 DBG_8192C(FUNC_ADPT_FMT" bss NULL\n", FUNC_ADPT_ARG(padapter));
380 goto exit;
381 }
382
383 cfg80211_put_bss(wiphy, bss);
384 kfree(buf);
385
386 exit:
387 return bss;
388
389 }
390
391 /*
392 Check the given bss is valid by kernel API cfg80211_get_bss()
393 @padapter : the given adapter
394
395 return true if bss is valid, false for not found.
396 */
rtw_cfg80211_check_bss(struct adapter * padapter)397 int rtw_cfg80211_check_bss(struct adapter *padapter)
398 {
399 struct wlan_bssid_ex *pnetwork = &(padapter->mlmeextpriv.mlmext_info.network);
400 struct cfg80211_bss *bss = NULL;
401 struct ieee80211_channel *notify_channel = NULL;
402 u32 freq;
403
404 if (!(pnetwork) || !(padapter->rtw_wdev))
405 return false;
406
407 freq = rtw_ieee80211_channel_to_frequency(pnetwork->Configuration.DSConfig, NL80211_BAND_2GHZ);
408
409 notify_channel = ieee80211_get_channel(padapter->rtw_wdev->wiphy, freq);
410 bss = cfg80211_get_bss(padapter->rtw_wdev->wiphy, notify_channel,
411 pnetwork->MacAddress, pnetwork->Ssid.Ssid,
412 pnetwork->Ssid.SsidLength,
413 WLAN_CAPABILITY_ESS, WLAN_CAPABILITY_ESS);
414
415 cfg80211_put_bss(padapter->rtw_wdev->wiphy, bss);
416
417 return (bss!= NULL);
418 }
419
rtw_cfg80211_ibss_indicate_connect(struct adapter * padapter)420 void rtw_cfg80211_ibss_indicate_connect(struct adapter *padapter)
421 {
422 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
423 struct wlan_network *cur_network = &(pmlmepriv->cur_network);
424 struct wireless_dev *pwdev = padapter->rtw_wdev;
425 struct wiphy *wiphy = pwdev->wiphy;
426 int freq = (int)cur_network->network.Configuration.DSConfig;
427 struct ieee80211_channel *chan;
428
429 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));
430 if (pwdev->iftype != NL80211_IFTYPE_ADHOC)
431 {
432 return;
433 }
434
435 if (!rtw_cfg80211_check_bss(padapter)) {
436 struct wlan_bssid_ex *pnetwork = &(padapter->mlmeextpriv.mlmext_info.network);
437 struct wlan_network *scanned = pmlmepriv->cur_network_scanned;
438
439 if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) ==true)
440 {
441
442 memcpy(&cur_network->network, pnetwork, sizeof(struct wlan_bssid_ex));
443 if (!rtw_cfg80211_inform_bss(padapter, cur_network))
444 DBG_871X(FUNC_ADPT_FMT" inform fail !!\n", FUNC_ADPT_ARG(padapter));
445 else
446 DBG_871X(FUNC_ADPT_FMT" inform success !!\n", FUNC_ADPT_ARG(padapter));
447 }
448 else
449 {
450 if (scanned == NULL) {
451 rtw_warn_on(1);
452 return;
453 }
454 if (!memcmp(&(scanned->network.Ssid), &(pnetwork->Ssid), sizeof(struct ndis_802_11_ssid))
455 && !memcmp(scanned->network.MacAddress, pnetwork->MacAddress, sizeof(NDIS_802_11_MAC_ADDRESS))
456 ) {
457 if (!rtw_cfg80211_inform_bss(padapter, scanned)) {
458 DBG_871X(FUNC_ADPT_FMT" inform fail !!\n", FUNC_ADPT_ARG(padapter));
459 } else {
460 /* DBG_871X(FUNC_ADPT_FMT" inform success !!\n", FUNC_ADPT_ARG(padapter)); */
461 }
462 } else {
463 DBG_871X("scanned & pnetwork compare fail\n");
464 rtw_warn_on(1);
465 }
466 }
467
468 if (!rtw_cfg80211_check_bss(padapter))
469 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" BSS not found !!\n", FUNC_ADPT_ARG(padapter));
470 }
471 /* notify cfg80211 that device joined an IBSS */
472 chan = ieee80211_get_channel(wiphy, freq);
473 cfg80211_ibss_joined(padapter->pnetdev, cur_network->network.MacAddress, chan, GFP_ATOMIC);
474 }
475
rtw_cfg80211_indicate_connect(struct adapter * padapter)476 void rtw_cfg80211_indicate_connect(struct adapter *padapter)
477 {
478 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
479 struct wlan_network *cur_network = &(pmlmepriv->cur_network);
480 struct wireless_dev *pwdev = padapter->rtw_wdev;
481
482 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));
483 if (pwdev->iftype != NL80211_IFTYPE_STATION
484 && pwdev->iftype != NL80211_IFTYPE_P2P_CLIENT
485 ) {
486 return;
487 }
488
489 if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true)
490 return;
491
492 {
493 struct wlan_bssid_ex *pnetwork = &(padapter->mlmeextpriv.mlmext_info.network);
494 struct wlan_network *scanned = pmlmepriv->cur_network_scanned;
495
496 /* DBG_871X(FUNC_ADPT_FMT" BSS not found\n", FUNC_ADPT_ARG(padapter)); */
497
498 if (scanned == NULL) {
499 rtw_warn_on(1);
500 goto check_bss;
501 }
502
503 if (!memcmp(scanned->network.MacAddress, pnetwork->MacAddress, sizeof(NDIS_802_11_MAC_ADDRESS))
504 && !memcmp(&(scanned->network.Ssid), &(pnetwork->Ssid), sizeof(struct ndis_802_11_ssid))
505 ) {
506 if (!rtw_cfg80211_inform_bss(padapter, scanned)) {
507 DBG_871X(FUNC_ADPT_FMT" inform fail !!\n", FUNC_ADPT_ARG(padapter));
508 } else {
509 /* DBG_871X(FUNC_ADPT_FMT" inform success !!\n", FUNC_ADPT_ARG(padapter)); */
510 }
511 } else {
512 DBG_871X("scanned: %s("MAC_FMT"), cur: %s("MAC_FMT")\n",
513 scanned->network.Ssid.Ssid, MAC_ARG(scanned->network.MacAddress),
514 pnetwork->Ssid.Ssid, MAC_ARG(pnetwork->MacAddress)
515 );
516 rtw_warn_on(1);
517 }
518 }
519
520 check_bss:
521 if (!rtw_cfg80211_check_bss(padapter))
522 DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" BSS not found !!\n", FUNC_ADPT_ARG(padapter));
523
524 if (rtw_to_roam(padapter) > 0) {
525 struct wiphy *wiphy = pwdev->wiphy;
526 struct ieee80211_channel *notify_channel;
527 u32 freq;
528 u16 channel = cur_network->network.Configuration.DSConfig;
529 struct cfg80211_roam_info roam_info = {};
530
531 freq = rtw_ieee80211_channel_to_frequency(channel, NL80211_BAND_2GHZ);
532
533 notify_channel = ieee80211_get_channel(wiphy, freq);
534
535 DBG_871X(FUNC_ADPT_FMT" call cfg80211_roamed\n", FUNC_ADPT_ARG(padapter));
536 roam_info.channel = notify_channel;
537 roam_info.bssid = cur_network->network.MacAddress;
538 roam_info.req_ie =
539 pmlmepriv->assoc_req+sizeof(struct ieee80211_hdr_3addr)+2;
540 roam_info.req_ie_len =
541 pmlmepriv->assoc_req_len-sizeof(struct ieee80211_hdr_3addr)-2;
542 roam_info.resp_ie =
543 pmlmepriv->assoc_rsp+sizeof(struct ieee80211_hdr_3addr)+6;
544 roam_info.resp_ie_len =
545 pmlmepriv->assoc_rsp_len-sizeof(struct ieee80211_hdr_3addr)-6;
546 cfg80211_roamed(padapter->pnetdev, &roam_info, GFP_ATOMIC);
547 }
548 else
549 {
550 cfg80211_connect_result(padapter->pnetdev, cur_network->network.MacAddress
551 , pmlmepriv->assoc_req+sizeof(struct ieee80211_hdr_3addr)+2
552 , pmlmepriv->assoc_req_len-sizeof(struct ieee80211_hdr_3addr)-2
553 , pmlmepriv->assoc_rsp+sizeof(struct ieee80211_hdr_3addr)+6
554 , pmlmepriv->assoc_rsp_len-sizeof(struct ieee80211_hdr_3addr)-6
555 , WLAN_STATUS_SUCCESS, GFP_ATOMIC);
556 }
557 }
558
rtw_cfg80211_indicate_disconnect(struct adapter * padapter)559 void rtw_cfg80211_indicate_disconnect(struct adapter *padapter)
560 {
561 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
562 struct wireless_dev *pwdev = padapter->rtw_wdev;
563
564 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));
565
566 if (pwdev->iftype != NL80211_IFTYPE_STATION
567 && pwdev->iftype != NL80211_IFTYPE_P2P_CLIENT
568 ) {
569 return;
570 }
571
572 if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true)
573 return;
574
575 if (!padapter->mlmepriv.not_indic_disco) {
576 if (check_fwstate(&padapter->mlmepriv, _FW_LINKED)) {
577 cfg80211_disconnected(padapter->pnetdev, 0,
578 NULL, 0, true, GFP_ATOMIC);
579 } else {
580 cfg80211_connect_result(padapter->pnetdev, NULL, NULL, 0, NULL, 0,
581 WLAN_STATUS_UNSPECIFIED_FAILURE, GFP_ATOMIC/*GFP_KERNEL*/);
582 }
583 }
584 }
585
586
rtw_cfg80211_ap_set_encryption(struct net_device * dev,struct ieee_param * param,u32 param_len)587 static int rtw_cfg80211_ap_set_encryption(struct net_device *dev, struct ieee_param *param, u32 param_len)
588 {
589 int ret = 0;
590 u32 wep_key_idx, wep_key_len;
591 struct sta_info *psta = NULL, *pbcmc_sta = NULL;
592 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
593 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
594 struct security_priv* psecuritypriv =&(padapter->securitypriv);
595 struct sta_priv *pstapriv = &padapter->stapriv;
596
597 DBG_8192C("%s\n", __func__);
598
599 param->u.crypt.err = 0;
600 param->u.crypt.alg[IEEE_CRYPT_ALG_NAME_LEN - 1] = '\0';
601
602 if (param_len != sizeof(struct ieee_param) + param->u.crypt.key_len)
603 {
604 ret = -EINVAL;
605 goto exit;
606 }
607
608 if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
609 param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
610 param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff)
611 {
612 if (param->u.crypt.idx >= WEP_KEYS)
613 {
614 ret = -EINVAL;
615 goto exit;
616 }
617 }
618 else
619 {
620 psta = rtw_get_stainfo(pstapriv, param->sta_addr);
621 if (!psta)
622 {
623 /* ret = -EINVAL; */
624 DBG_8192C("rtw_set_encryption(), sta has already been removed or never been added\n");
625 goto exit;
626 }
627 }
628
629 if (strcmp(param->u.crypt.alg, "none") == 0 && (psta == NULL))
630 {
631 /* todo:clear default encryption keys */
632
633 DBG_8192C("clear default encryption keys, keyid =%d\n", param->u.crypt.idx);
634
635 goto exit;
636 }
637
638
639 if (strcmp(param->u.crypt.alg, "WEP") == 0 && (psta == NULL))
640 {
641 DBG_8192C("r871x_set_encryption, crypt.alg = WEP\n");
642
643 wep_key_idx = param->u.crypt.idx;
644 wep_key_len = param->u.crypt.key_len;
645
646 DBG_8192C("r871x_set_encryption, wep_key_idx =%d, len =%d\n", wep_key_idx, wep_key_len);
647
648 if ((wep_key_idx >= WEP_KEYS) || (wep_key_len<= 0))
649 {
650 ret = -EINVAL;
651 goto exit;
652 }
653
654 if (wep_key_len > 0)
655 {
656 wep_key_len = wep_key_len <= 5 ? 5 : 13;
657 }
658
659 if (psecuritypriv->bWepDefaultKeyIdxSet == 0)
660 {
661 /* wep default key has not been set, so use this key index as default key. */
662
663 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Auto;
664 psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled;
665 psecuritypriv->dot11PrivacyAlgrthm = _WEP40_;
666 psecuritypriv->dot118021XGrpPrivacy = _WEP40_;
667
668 if (wep_key_len == 13)
669 {
670 psecuritypriv->dot11PrivacyAlgrthm = _WEP104_;
671 psecuritypriv->dot118021XGrpPrivacy = _WEP104_;
672 }
673
674 psecuritypriv->dot11PrivacyKeyIndex = wep_key_idx;
675 }
676
677 memcpy(&(psecuritypriv->dot11DefKey[wep_key_idx].skey[0]), param->u.crypt.key, wep_key_len);
678
679 psecuritypriv->dot11DefKeylen[wep_key_idx] = wep_key_len;
680
681 rtw_ap_set_wep_key(padapter, param->u.crypt.key, wep_key_len, wep_key_idx, 1);
682
683 goto exit;
684
685 }
686
687
688 if (!psta && check_fwstate(pmlmepriv, WIFI_AP_STATE)) /* group key */
689 {
690 if (param->u.crypt.set_tx == 0) /* group key */
691 {
692 if (strcmp(param->u.crypt.alg, "WEP") == 0)
693 {
694 DBG_8192C("%s, set group_key, WEP\n", __func__);
695
696 memcpy(psecuritypriv->dot118021XGrpKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len>16 ?16:param->u.crypt.key_len));
697
698 psecuritypriv->dot118021XGrpPrivacy = _WEP40_;
699 if (param->u.crypt.key_len == 13)
700 {
701 psecuritypriv->dot118021XGrpPrivacy = _WEP104_;
702 }
703
704 }
705 else if (strcmp(param->u.crypt.alg, "TKIP") == 0)
706 {
707 DBG_8192C("%s, set group_key, TKIP\n", __func__);
708
709 psecuritypriv->dot118021XGrpPrivacy = _TKIP_;
710
711 memcpy(psecuritypriv->dot118021XGrpKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len>16 ?16:param->u.crypt.key_len));
712
713 /* DEBUG_ERR("set key length :param->u.crypt.key_len =%d\n", param->u.crypt.key_len); */
714 /* set mic key */
715 memcpy(psecuritypriv->dot118021XGrptxmickey[param->u.crypt.idx].skey, &(param->u.crypt.key[16]), 8);
716 memcpy(psecuritypriv->dot118021XGrprxmickey[param->u.crypt.idx].skey, &(param->u.crypt.key[24]), 8);
717
718 psecuritypriv->busetkipkey = true;
719
720 }
721 else if (strcmp(param->u.crypt.alg, "CCMP") == 0)
722 {
723 DBG_8192C("%s, set group_key, CCMP\n", __func__);
724
725 psecuritypriv->dot118021XGrpPrivacy = _AES_;
726
727 memcpy(psecuritypriv->dot118021XGrpKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len>16 ?16:param->u.crypt.key_len));
728 }
729 else
730 {
731 DBG_8192C("%s, set group_key, none\n", __func__);
732
733 psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_;
734 }
735
736 psecuritypriv->dot118021XGrpKeyid = param->u.crypt.idx;
737
738 psecuritypriv->binstallGrpkey = true;
739
740 psecuritypriv->dot11PrivacyAlgrthm = psecuritypriv->dot118021XGrpPrivacy;/* */
741
742 rtw_ap_set_group_key(padapter, param->u.crypt.key, psecuritypriv->dot118021XGrpPrivacy, param->u.crypt.idx);
743
744 pbcmc_sta =rtw_get_bcmc_stainfo(padapter);
745 if (pbcmc_sta)
746 {
747 pbcmc_sta->ieee8021x_blocked = false;
748 pbcmc_sta->dot118021XPrivacy = psecuritypriv->dot118021XGrpPrivacy;/* rx will use bmc_sta's dot118021XPrivacy */
749 }
750
751 }
752
753 goto exit;
754
755 }
756
757 if (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X && psta) /* psk/802_1x */
758 {
759 if (check_fwstate(pmlmepriv, WIFI_AP_STATE))
760 {
761 if (param->u.crypt.set_tx == 1) /* pairwise key */
762 {
763 memcpy(psta->dot118021x_UncstKey.skey, param->u.crypt.key, (param->u.crypt.key_len>16 ?16:param->u.crypt.key_len));
764
765 if (strcmp(param->u.crypt.alg, "WEP") == 0)
766 {
767 DBG_8192C("%s, set pairwise key, WEP\n", __func__);
768
769 psta->dot118021XPrivacy = _WEP40_;
770 if (param->u.crypt.key_len == 13)
771 {
772 psta->dot118021XPrivacy = _WEP104_;
773 }
774 }
775 else if (strcmp(param->u.crypt.alg, "TKIP") == 0)
776 {
777 DBG_8192C("%s, set pairwise key, TKIP\n", __func__);
778
779 psta->dot118021XPrivacy = _TKIP_;
780
781 /* DEBUG_ERR("set key length :param->u.crypt.key_len =%d\n", param->u.crypt.key_len); */
782 /* set mic key */
783 memcpy(psta->dot11tkiptxmickey.skey, &(param->u.crypt.key[16]), 8);
784 memcpy(psta->dot11tkiprxmickey.skey, &(param->u.crypt.key[24]), 8);
785
786 psecuritypriv->busetkipkey = true;
787
788 }
789 else if (strcmp(param->u.crypt.alg, "CCMP") == 0)
790 {
791
792 DBG_8192C("%s, set pairwise key, CCMP\n", __func__);
793
794 psta->dot118021XPrivacy = _AES_;
795 }
796 else
797 {
798 DBG_8192C("%s, set pairwise key, none\n", __func__);
799
800 psta->dot118021XPrivacy = _NO_PRIVACY_;
801 }
802
803 rtw_ap_set_pairwise_key(padapter, psta);
804
805 psta->ieee8021x_blocked = false;
806
807 psta->bpairwise_key_installed = true;
808
809 }
810 else/* group key??? */
811 {
812 if (strcmp(param->u.crypt.alg, "WEP") == 0)
813 {
814 memcpy(psecuritypriv->dot118021XGrpKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len>16 ?16:param->u.crypt.key_len));
815
816 psecuritypriv->dot118021XGrpPrivacy = _WEP40_;
817 if (param->u.crypt.key_len == 13)
818 {
819 psecuritypriv->dot118021XGrpPrivacy = _WEP104_;
820 }
821 }
822 else if (strcmp(param->u.crypt.alg, "TKIP") == 0)
823 {
824 psecuritypriv->dot118021XGrpPrivacy = _TKIP_;
825
826 memcpy(psecuritypriv->dot118021XGrpKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len>16 ?16:param->u.crypt.key_len));
827
828 /* DEBUG_ERR("set key length :param->u.crypt.key_len =%d\n", param->u.crypt.key_len); */
829 /* set mic key */
830 memcpy(psecuritypriv->dot118021XGrptxmickey[param->u.crypt.idx].skey, &(param->u.crypt.key[16]), 8);
831 memcpy(psecuritypriv->dot118021XGrprxmickey[param->u.crypt.idx].skey, &(param->u.crypt.key[24]), 8);
832
833 psecuritypriv->busetkipkey = true;
834
835 }
836 else if (strcmp(param->u.crypt.alg, "CCMP") == 0)
837 {
838 psecuritypriv->dot118021XGrpPrivacy = _AES_;
839
840 memcpy(psecuritypriv->dot118021XGrpKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len>16 ?16:param->u.crypt.key_len));
841 }
842 else
843 {
844 psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_;
845 }
846
847 psecuritypriv->dot118021XGrpKeyid = param->u.crypt.idx;
848
849 psecuritypriv->binstallGrpkey = true;
850
851 psecuritypriv->dot11PrivacyAlgrthm = psecuritypriv->dot118021XGrpPrivacy;/* */
852
853 rtw_ap_set_group_key(padapter, param->u.crypt.key, psecuritypriv->dot118021XGrpPrivacy, param->u.crypt.idx);
854
855 pbcmc_sta =rtw_get_bcmc_stainfo(padapter);
856 if (pbcmc_sta)
857 {
858 pbcmc_sta->ieee8021x_blocked = false;
859 pbcmc_sta->dot118021XPrivacy = psecuritypriv->dot118021XGrpPrivacy;/* rx will use bmc_sta's dot118021XPrivacy */
860 }
861
862 }
863
864 }
865
866 }
867
868 exit:
869
870 return ret;
871
872 }
873
rtw_cfg80211_set_encryption(struct net_device * dev,struct ieee_param * param,u32 param_len)874 static int rtw_cfg80211_set_encryption(struct net_device *dev, struct ieee_param *param, u32 param_len)
875 {
876 int ret = 0;
877 u32 wep_key_idx, wep_key_len;
878 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
879 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
880 struct security_priv *psecuritypriv = &padapter->securitypriv;
881
882 DBG_8192C("%s\n", __func__);
883
884 param->u.crypt.err = 0;
885 param->u.crypt.alg[IEEE_CRYPT_ALG_NAME_LEN - 1] = '\0';
886
887 if (param_len < (u32) ((u8 *) param->u.crypt.key - (u8 *) param) + param->u.crypt.key_len)
888 {
889 ret = -EINVAL;
890 goto exit;
891 }
892
893 if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
894 param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
895 param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff)
896 {
897 if (param->u.crypt.idx >= WEP_KEYS
898 || param->u.crypt.idx >= BIP_MAX_KEYID
899 )
900 {
901 ret = -EINVAL;
902 goto exit;
903 }
904 } else {
905 {
906 ret = -EINVAL;
907 goto exit;
908 }
909 }
910
911 if (strcmp(param->u.crypt.alg, "WEP") == 0)
912 {
913 RT_TRACE(_module_rtl871x_ioctl_os_c, _drv_err_, ("wpa_set_encryption, crypt.alg = WEP\n"));
914 DBG_8192C("wpa_set_encryption, crypt.alg = WEP\n");
915
916 wep_key_idx = param->u.crypt.idx;
917 wep_key_len = param->u.crypt.key_len;
918
919 if ((wep_key_idx >= WEP_KEYS) || (wep_key_len <= 0))
920 {
921 ret = -EINVAL;
922 goto exit;
923 }
924
925 if (psecuritypriv->bWepDefaultKeyIdxSet == 0)
926 {
927 /* wep default key has not been set, so use this key index as default key. */
928
929 wep_key_len = wep_key_len <= 5 ? 5 : 13;
930
931 psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled;
932 psecuritypriv->dot11PrivacyAlgrthm = _WEP40_;
933 psecuritypriv->dot118021XGrpPrivacy = _WEP40_;
934
935 if (wep_key_len == 13)
936 {
937 psecuritypriv->dot11PrivacyAlgrthm = _WEP104_;
938 psecuritypriv->dot118021XGrpPrivacy = _WEP104_;
939 }
940
941 psecuritypriv->dot11PrivacyKeyIndex = wep_key_idx;
942 }
943
944 memcpy(&(psecuritypriv->dot11DefKey[wep_key_idx].skey[0]), param->u.crypt.key, wep_key_len);
945
946 psecuritypriv->dot11DefKeylen[wep_key_idx] = wep_key_len;
947
948 rtw_set_key(padapter, psecuritypriv, wep_key_idx, 0, true);
949
950 goto exit;
951 }
952
953 if (padapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) /* 802_1x */
954 {
955 struct sta_info * psta,*pbcmc_sta;
956 struct sta_priv * pstapriv = &padapter->stapriv;
957
958 /* DBG_8192C("%s, : dot11AuthAlgrthm == dot11AuthAlgrthm_8021X\n", __func__); */
959
960 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE | WIFI_MP_STATE) == true) /* sta mode */
961 {
962 psta = rtw_get_stainfo(pstapriv, get_bssid(pmlmepriv));
963 if (psta == NULL) {
964 /* DEBUG_ERR(("Set wpa_set_encryption: Obtain Sta_info fail\n")); */
965 DBG_8192C("%s, : Obtain Sta_info fail\n", __func__);
966 }
967 else
968 {
969 /* Jeff: don't disable ieee8021x_blocked while clearing key */
970 if (strcmp(param->u.crypt.alg, "none") != 0)
971 psta->ieee8021x_blocked = false;
972
973
974 if ((padapter->securitypriv.ndisencryptstatus == Ndis802_11Encryption2Enabled)||
975 (padapter->securitypriv.ndisencryptstatus == Ndis802_11Encryption3Enabled))
976 {
977 psta->dot118021XPrivacy = padapter->securitypriv.dot11PrivacyAlgrthm;
978 }
979
980 if (param->u.crypt.set_tx == 1)/* pairwise key */
981 {
982
983 DBG_8192C("%s, : param->u.crypt.set_tx == 1\n", __func__);
984
985 memcpy(psta->dot118021x_UncstKey.skey, param->u.crypt.key, (param->u.crypt.key_len>16 ?16:param->u.crypt.key_len));
986
987 if (strcmp(param->u.crypt.alg, "TKIP") == 0)/* set mic key */
988 {
989 /* DEBUG_ERR(("\nset key length :param->u.crypt.key_len =%d\n", param->u.crypt.key_len)); */
990 memcpy(psta->dot11tkiptxmickey.skey, &(param->u.crypt.key[16]), 8);
991 memcpy(psta->dot11tkiprxmickey.skey, &(param->u.crypt.key[24]), 8);
992
993 padapter->securitypriv.busetkipkey =false;
994 /* _set_timer(&padapter->securitypriv.tkip_timer, 50); */
995 }
996
997 /* DEBUG_ERR((" param->u.crypt.key_len =%d\n", param->u.crypt.key_len)); */
998 DBG_871X(" ~~~~set sta key:unicastkey\n");
999
1000 rtw_setstakey_cmd(padapter, psta, true, true);
1001 }
1002 else/* group key */
1003 {
1004 if (strcmp(param->u.crypt.alg, "TKIP") == 0 || strcmp(param->u.crypt.alg, "CCMP") == 0)
1005 {
1006 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));
1007 memcpy(padapter->securitypriv.dot118021XGrptxmickey[param->u.crypt.idx].skey,&(param->u.crypt.key[16]), 8);
1008 memcpy(padapter->securitypriv.dot118021XGrprxmickey[param->u.crypt.idx].skey,&(param->u.crypt.key[24]), 8);
1009 padapter->securitypriv.binstallGrpkey = true;
1010 /* DEBUG_ERR((" param->u.crypt.key_len =%d\n", param->u.crypt.key_len)); */
1011 DBG_871X(" ~~~~set sta key:groupkey\n");
1012
1013 padapter->securitypriv.dot118021XGrpKeyid = param->u.crypt.idx;
1014 rtw_set_key(padapter,&padapter->securitypriv, param->u.crypt.idx, 1, true);
1015 }
1016 else if (strcmp(param->u.crypt.alg, "BIP") == 0)
1017 {
1018 /* DBG_871X("BIP key_len =%d , index =%d @@@@@@@@@@@@@@@@@@\n", param->u.crypt.key_len, param->u.crypt.idx); */
1019 /* save the IGTK key, length 16 bytes */
1020 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));
1021 /*DBG_871X("IGTK key below:\n");
1022 for (no = 0;no<16;no++)
1023 printk(" %02x ", padapter->securitypriv.dot11wBIPKey[param->u.crypt.idx].skey[no]);
1024 DBG_871X("\n");*/
1025 padapter->securitypriv.dot11wBIPKeyid = param->u.crypt.idx;
1026 padapter->securitypriv.binstallBIPkey = true;
1027 DBG_871X(" ~~~~set sta key:IGKT\n");
1028 }
1029 }
1030 }
1031
1032 pbcmc_sta =rtw_get_bcmc_stainfo(padapter);
1033 if (pbcmc_sta == NULL)
1034 {
1035 /* DEBUG_ERR(("Set OID_802_11_ADD_KEY: bcmc stainfo is null\n")); */
1036 }
1037 else
1038 {
1039 /* Jeff: don't disable ieee8021x_blocked while clearing key */
1040 if (strcmp(param->u.crypt.alg, "none") != 0)
1041 pbcmc_sta->ieee8021x_blocked = false;
1042
1043 if ((padapter->securitypriv.ndisencryptstatus == Ndis802_11Encryption2Enabled)||
1044 (padapter->securitypriv.ndisencryptstatus == Ndis802_11Encryption3Enabled))
1045 {
1046 pbcmc_sta->dot118021XPrivacy = padapter->securitypriv.dot11PrivacyAlgrthm;
1047 }
1048 }
1049 }
1050 else if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) /* adhoc mode */
1051 {
1052 }
1053 }
1054
1055 exit:
1056
1057 DBG_8192C("%s, ret =%d\n", __func__, ret);
1058
1059 return ret;
1060 }
1061
cfg80211_rtw_add_key(struct wiphy * wiphy,struct net_device * ndev,u8 key_index,bool pairwise,const u8 * mac_addr,struct key_params * params)1062 static int cfg80211_rtw_add_key(struct wiphy *wiphy, struct net_device *ndev,
1063 u8 key_index, bool pairwise, const u8 *mac_addr,
1064 struct key_params *params)
1065 {
1066 char *alg_name;
1067 u32 param_len;
1068 struct ieee_param *param = NULL;
1069 int ret = 0;
1070 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
1071 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1072
1073 DBG_871X(FUNC_NDEV_FMT" adding key for %pM\n", FUNC_NDEV_ARG(ndev), mac_addr);
1074 DBG_871X("cipher = 0x%x\n", params->cipher);
1075 DBG_871X("key_len = 0x%x\n", params->key_len);
1076 DBG_871X("seq_len = 0x%x\n", params->seq_len);
1077 DBG_871X("key_index =%d\n", key_index);
1078 DBG_871X("pairwise =%d\n", pairwise);
1079
1080 param_len = sizeof(struct ieee_param) + params->key_len;
1081 param = rtw_malloc(param_len);
1082 if (param == NULL)
1083 return -1;
1084
1085 memset(param, 0, param_len);
1086
1087 param->cmd = IEEE_CMD_SET_ENCRYPTION;
1088 memset(param->sta_addr, 0xff, ETH_ALEN);
1089
1090 switch (params->cipher) {
1091 case IW_AUTH_CIPHER_NONE:
1092 /* todo: remove key */
1093 /* remove = 1; */
1094 alg_name = "none";
1095 break;
1096 case WLAN_CIPHER_SUITE_WEP40:
1097 case WLAN_CIPHER_SUITE_WEP104:
1098 alg_name = "WEP";
1099 break;
1100 case WLAN_CIPHER_SUITE_TKIP:
1101 alg_name = "TKIP";
1102 break;
1103 case WLAN_CIPHER_SUITE_CCMP:
1104 alg_name = "CCMP";
1105 break;
1106 case WLAN_CIPHER_SUITE_AES_CMAC:
1107 alg_name = "BIP";
1108 break;
1109 default:
1110 ret = -ENOTSUPP;
1111 goto addkey_end;
1112 }
1113
1114 strncpy((char *)param->u.crypt.alg, alg_name, IEEE_CRYPT_ALG_NAME_LEN);
1115
1116
1117 if (!mac_addr || is_broadcast_ether_addr(mac_addr))
1118 {
1119 param->u.crypt.set_tx = 0; /* for wpa/wpa2 group key */
1120 } else {
1121 param->u.crypt.set_tx = 1; /* for wpa/wpa2 pairwise key */
1122 }
1123
1124 param->u.crypt.idx = key_index;
1125
1126 if (params->seq_len && params->seq)
1127 {
1128 memcpy(param->u.crypt.seq, (u8 *)params->seq, params->seq_len);
1129 }
1130
1131 if (params->key_len && params->key)
1132 {
1133 param->u.crypt.key_len = params->key_len;
1134 memcpy(param->u.crypt.key, (u8 *)params->key, params->key_len);
1135 }
1136
1137 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true)
1138 {
1139 ret = rtw_cfg80211_set_encryption(ndev, param, param_len);
1140 }
1141 else if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true)
1142 {
1143 if (mac_addr)
1144 memcpy(param->sta_addr, (void*)mac_addr, ETH_ALEN);
1145
1146 ret = rtw_cfg80211_ap_set_encryption(ndev, param, param_len);
1147 }
1148 else if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true
1149 || check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true)
1150 {
1151 /* DBG_8192C("@@@@@@@@@@ fw_state = 0x%x, iftype =%d\n", pmlmepriv->fw_state, rtw_wdev->iftype); */
1152 ret = rtw_cfg80211_set_encryption(ndev, param, param_len);
1153 }
1154 else
1155 {
1156 DBG_8192C("error!\n");
1157
1158 }
1159
1160 addkey_end:
1161 kfree((u8 *)param);
1162
1163 return ret;
1164
1165 }
1166
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 *))1167 static int cfg80211_rtw_get_key(struct wiphy *wiphy, struct net_device *ndev,
1168 u8 key_index, bool pairwise, const u8 *mac_addr,
1169 void *cookie,
1170 void (*callback)(void *cookie,
1171 struct key_params*))
1172 {
1173 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
1174 return 0;
1175 }
1176
cfg80211_rtw_del_key(struct wiphy * wiphy,struct net_device * ndev,u8 key_index,bool pairwise,const u8 * mac_addr)1177 static int cfg80211_rtw_del_key(struct wiphy *wiphy, struct net_device *ndev,
1178 u8 key_index, bool pairwise, const u8 *mac_addr)
1179 {
1180 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
1181 struct security_priv *psecuritypriv = &padapter->securitypriv;
1182
1183 DBG_871X(FUNC_NDEV_FMT" key_index =%d\n", FUNC_NDEV_ARG(ndev), key_index);
1184
1185 if (key_index == psecuritypriv->dot11PrivacyKeyIndex)
1186 {
1187 /* clear the flag of wep default key set. */
1188 psecuritypriv->bWepDefaultKeyIdxSet = 0;
1189 }
1190
1191 return 0;
1192 }
1193
cfg80211_rtw_set_default_key(struct wiphy * wiphy,struct net_device * ndev,u8 key_index,bool unicast,bool multicast)1194 static int cfg80211_rtw_set_default_key(struct wiphy *wiphy,
1195 struct net_device *ndev, u8 key_index
1196 , bool unicast, bool multicast
1197 )
1198 {
1199 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
1200 struct security_priv *psecuritypriv = &padapter->securitypriv;
1201
1202 DBG_871X(FUNC_NDEV_FMT" key_index =%d, unicast =%d, multicast =%d\n",
1203 FUNC_NDEV_ARG(ndev), key_index, unicast, multicast);
1204
1205 if ((key_index < WEP_KEYS) && ((psecuritypriv->dot11PrivacyAlgrthm == _WEP40_) || (psecuritypriv->dot11PrivacyAlgrthm == _WEP104_))) /* set wep default key */
1206 {
1207 psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled;
1208
1209 psecuritypriv->dot11PrivacyKeyIndex = key_index;
1210
1211 psecuritypriv->dot11PrivacyAlgrthm = _WEP40_;
1212 psecuritypriv->dot118021XGrpPrivacy = _WEP40_;
1213 if (psecuritypriv->dot11DefKeylen[key_index] == 13)
1214 {
1215 psecuritypriv->dot11PrivacyAlgrthm = _WEP104_;
1216 psecuritypriv->dot118021XGrpPrivacy = _WEP104_;
1217 }
1218
1219 psecuritypriv->bWepDefaultKeyIdxSet = 1; /* set the flag to represent that wep default key has been set */
1220 }
1221
1222 return 0;
1223
1224 }
1225
cfg80211_rtw_get_station(struct wiphy * wiphy,struct net_device * ndev,const u8 * mac,struct station_info * sinfo)1226 static int cfg80211_rtw_get_station(struct wiphy *wiphy,
1227 struct net_device *ndev,
1228 const u8 *mac,
1229 struct station_info *sinfo)
1230 {
1231 int ret = 0;
1232 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
1233 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1234 struct sta_info *psta = NULL;
1235 struct sta_priv *pstapriv = &padapter->stapriv;
1236
1237 sinfo->filled = 0;
1238
1239 if (!mac) {
1240 DBG_871X(FUNC_NDEV_FMT" mac ==%p\n", FUNC_NDEV_ARG(ndev), mac);
1241 ret = -ENOENT;
1242 goto exit;
1243 }
1244
1245 psta = rtw_get_stainfo(pstapriv, (u8 *)mac);
1246 if (psta == NULL) {
1247 DBG_8192C("%s, sta_info is null\n", __func__);
1248 ret = -ENOENT;
1249 goto exit;
1250 }
1251
1252 #ifdef DEBUG_CFG80211
1253 DBG_871X(FUNC_NDEV_FMT" mac ="MAC_FMT"\n", FUNC_NDEV_ARG(ndev), MAC_ARG(mac));
1254 #endif
1255
1256 /* for infra./P2PClient mode */
1257 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)
1258 && check_fwstate(pmlmepriv, _FW_LINKED)
1259 )
1260 {
1261 struct wlan_network *cur_network = &(pmlmepriv->cur_network);
1262
1263 if (memcmp((u8 *)mac, cur_network->network.MacAddress, ETH_ALEN)) {
1264 DBG_871X("%s, mismatch bssid ="MAC_FMT"\n", __func__, MAC_ARG(cur_network->network.MacAddress));
1265 ret = -ENOENT;
1266 goto exit;
1267 }
1268
1269 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL);
1270 sinfo->signal = translate_percentage_to_dbm(padapter->recvpriv.signal_strength);
1271
1272 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE);
1273 sinfo->txrate.legacy = rtw_get_cur_max_rate(padapter);
1274
1275 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_PACKETS);
1276 sinfo->rx_packets = sta_rx_data_pkts(psta);
1277
1278 sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_PACKETS);
1279 sinfo->tx_packets = psta->sta_stats.tx_pkts;
1280
1281 }
1282
1283 /* for Ad-Hoc/AP mode */
1284 if ((check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)
1285 ||check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)
1286 ||check_fwstate(pmlmepriv, WIFI_AP_STATE))
1287 && check_fwstate(pmlmepriv, _FW_LINKED)
1288 )
1289 {
1290 /* TODO: should acquire station info... */
1291 }
1292
1293 exit:
1294 return ret;
1295 }
1296
1297 extern int netdev_open(struct net_device *pnetdev);
1298
cfg80211_rtw_change_iface(struct wiphy * wiphy,struct net_device * ndev,enum nl80211_iftype type,struct vif_params * params)1299 static int cfg80211_rtw_change_iface(struct wiphy *wiphy,
1300 struct net_device *ndev,
1301 enum nl80211_iftype type,
1302 struct vif_params *params)
1303 {
1304 enum nl80211_iftype old_type;
1305 enum NDIS_802_11_NETWORK_INFRASTRUCTURE networkType;
1306 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
1307 struct wireless_dev *rtw_wdev = padapter->rtw_wdev;
1308 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
1309 int ret = 0;
1310 u8 change = false;
1311
1312 DBG_871X(FUNC_NDEV_FMT" type =%d\n", FUNC_NDEV_ARG(ndev), type);
1313
1314 if (adapter_to_dvobj(padapter)->processing_dev_remove == true)
1315 {
1316 ret = -EPERM;
1317 goto exit;
1318 }
1319
1320 {
1321 DBG_871X(FUNC_NDEV_FMT" call netdev_open\n", FUNC_NDEV_ARG(ndev));
1322 if (netdev_open(ndev) != 0) {
1323 DBG_871X(FUNC_NDEV_FMT" call netdev_open fail\n", FUNC_NDEV_ARG(ndev));
1324 ret = -EPERM;
1325 goto exit;
1326 }
1327 }
1328
1329 if (_FAIL == rtw_pwr_wakeup(padapter)) {
1330 DBG_871X(FUNC_NDEV_FMT" call rtw_pwr_wakeup fail\n", FUNC_NDEV_ARG(ndev));
1331 ret = -EPERM;
1332 goto exit;
1333 }
1334
1335 old_type = rtw_wdev->iftype;
1336 DBG_871X(FUNC_NDEV_FMT" old_iftype =%d, new_iftype =%d\n",
1337 FUNC_NDEV_ARG(ndev), old_type, type);
1338
1339 if (old_type != type)
1340 {
1341 change = true;
1342 pmlmeext->action_public_rxseq = 0xffff;
1343 pmlmeext->action_public_dialog_token = 0xff;
1344 }
1345
1346 switch (type) {
1347 case NL80211_IFTYPE_ADHOC:
1348 networkType = Ndis802_11IBSS;
1349 break;
1350 case NL80211_IFTYPE_STATION:
1351 networkType = Ndis802_11Infrastructure;
1352 break;
1353 case NL80211_IFTYPE_AP:
1354 networkType = Ndis802_11APMode;
1355 break;
1356 default:
1357 ret = -EOPNOTSUPP;
1358 goto exit;
1359 }
1360
1361 rtw_wdev->iftype = type;
1362
1363 if (rtw_set_802_11_infrastructure_mode(padapter, networkType) ==false)
1364 {
1365 rtw_wdev->iftype = old_type;
1366 ret = -EPERM;
1367 goto exit;
1368 }
1369
1370 rtw_setopmode_cmd(padapter, networkType, true);
1371
1372 exit:
1373
1374 DBG_871X(FUNC_NDEV_FMT" ret:%d\n", FUNC_NDEV_ARG(ndev), ret);
1375 return ret;
1376 }
1377
rtw_cfg80211_indicate_scan_done(struct adapter * adapter,bool aborted)1378 void rtw_cfg80211_indicate_scan_done(struct adapter *adapter, bool aborted)
1379 {
1380 struct rtw_wdev_priv *pwdev_priv = adapter_wdev_data(adapter);
1381 struct cfg80211_scan_info info = {
1382 .aborted = aborted
1383 };
1384
1385 spin_lock_bh(&pwdev_priv->scan_req_lock);
1386 if (pwdev_priv->scan_request != NULL) {
1387 #ifdef DEBUG_CFG80211
1388 DBG_871X("%s with scan req\n", __func__);
1389 #endif
1390
1391 /* avoid WARN_ON(request != wiphy_to_dev(request->wiphy)->scan_req); */
1392 if (pwdev_priv->scan_request->wiphy != pwdev_priv->rtw_wdev->wiphy)
1393 {
1394 DBG_8192C("error wiphy compare\n");
1395 }
1396 else
1397 {
1398 cfg80211_scan_done(pwdev_priv->scan_request, &info);
1399 }
1400
1401 pwdev_priv->scan_request = NULL;
1402 } else {
1403 #ifdef DEBUG_CFG80211
1404 DBG_871X("%s without scan req\n", __func__);
1405 #endif
1406 }
1407 spin_unlock_bh(&pwdev_priv->scan_req_lock);
1408 }
1409
rtw_cfg80211_unlink_bss(struct adapter * padapter,struct wlan_network * pnetwork)1410 void rtw_cfg80211_unlink_bss(struct adapter *padapter, struct wlan_network *pnetwork)
1411 {
1412 struct wireless_dev *pwdev = padapter->rtw_wdev;
1413 struct wiphy *wiphy = pwdev->wiphy;
1414 struct cfg80211_bss *bss = NULL;
1415 struct wlan_bssid_ex select_network = pnetwork->network;
1416
1417 bss = cfg80211_get_bss(wiphy, NULL/*notify_channel*/,
1418 select_network.MacAddress, select_network.Ssid.Ssid,
1419 select_network.Ssid.SsidLength, 0/*WLAN_CAPABILITY_ESS*/,
1420 0/*WLAN_CAPABILITY_ESS*/);
1421
1422 if (bss) {
1423 cfg80211_unlink_bss(wiphy, bss);
1424 DBG_8192C("%s(): cfg80211_unlink %s!! () ", __func__, select_network.Ssid.Ssid);
1425 cfg80211_put_bss(padapter->rtw_wdev->wiphy, bss);
1426 }
1427 return;
1428 }
1429
rtw_cfg80211_surveydone_event_callback(struct adapter * padapter)1430 void rtw_cfg80211_surveydone_event_callback(struct adapter *padapter)
1431 {
1432 struct list_head *plist, *phead;
1433 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1434 struct __queue *queue = &(pmlmepriv->scanned_queue);
1435 struct wlan_network *pnetwork = NULL;
1436
1437 #ifdef DEBUG_CFG80211
1438 DBG_8192C("%s\n", __func__);
1439 #endif
1440
1441 spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
1442
1443 phead = get_list_head(queue);
1444 plist = get_next(phead);
1445
1446 while (1)
1447 {
1448 if (phead == plist)
1449 break;
1450
1451 pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list);
1452
1453 /* report network only if the current channel set contains the channel to which this network belongs */
1454 if (rtw_ch_set_search_ch(padapter->mlmeextpriv.channel_set, pnetwork->network.Configuration.DSConfig) >= 0
1455 && rtw_mlme_band_check(padapter, pnetwork->network.Configuration.DSConfig) == true
1456 && true == rtw_validate_ssid(&(pnetwork->network.Ssid))
1457 )
1458 {
1459 /* ev =translate_scan(padapter, a, pnetwork, ev, stop); */
1460 rtw_cfg80211_inform_bss(padapter, pnetwork);
1461 }
1462
1463 plist = get_next(plist);
1464
1465 }
1466
1467 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1468 }
1469
rtw_cfg80211_set_probe_req_wpsp2pie(struct adapter * padapter,char * buf,int len)1470 static int rtw_cfg80211_set_probe_req_wpsp2pie(struct adapter *padapter, char *buf, int len)
1471 {
1472 int ret = 0;
1473 uint wps_ielen = 0;
1474 u8 *wps_ie;
1475 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1476
1477 #ifdef DEBUG_CFG80211
1478 DBG_8192C("%s, ielen =%d\n", __func__, len);
1479 #endif
1480
1481 if (len>0)
1482 {
1483 if ((wps_ie = rtw_get_wps_ie(buf, len, NULL, &wps_ielen)))
1484 {
1485 #ifdef DEBUG_CFG80211
1486 DBG_8192C("probe_req_wps_ielen =%d\n", wps_ielen);
1487 #endif
1488
1489 if (pmlmepriv->wps_probe_req_ie)
1490 {
1491 pmlmepriv->wps_probe_req_ie_len = 0;
1492 kfree(pmlmepriv->wps_probe_req_ie);
1493 pmlmepriv->wps_probe_req_ie = NULL;
1494 }
1495
1496 pmlmepriv->wps_probe_req_ie = rtw_malloc(wps_ielen);
1497 if (pmlmepriv->wps_probe_req_ie == NULL) {
1498 DBG_8192C("%s()-%d: rtw_malloc() ERROR!\n", __func__, __LINE__);
1499 return -EINVAL;
1500
1501 }
1502 memcpy(pmlmepriv->wps_probe_req_ie, wps_ie, wps_ielen);
1503 pmlmepriv->wps_probe_req_ie_len = wps_ielen;
1504 }
1505 }
1506
1507 return ret;
1508
1509 }
1510
cfg80211_rtw_scan(struct wiphy * wiphy,struct cfg80211_scan_request * request)1511 static int cfg80211_rtw_scan(struct wiphy *wiphy
1512 , struct cfg80211_scan_request *request)
1513 {
1514 struct net_device *ndev = wdev_to_ndev(request->wdev);
1515 int i;
1516 u8 _status = false;
1517 int ret = 0;
1518 struct ndis_802_11_ssid ssid[RTW_SSID_SCAN_AMOUNT];
1519 struct rtw_ieee80211_channel ch[RTW_CHANNEL_SCAN_AMOUNT];
1520 u8 survey_times =3;
1521 u8 survey_times_for_one_ch =6;
1522 struct cfg80211_ssid *ssids = request->ssids;
1523 int j = 0;
1524 bool need_indicate_scan_done = false;
1525
1526 struct adapter *padapter;
1527 struct rtw_wdev_priv *pwdev_priv;
1528 struct mlme_priv *pmlmepriv;
1529
1530 if (ndev == NULL) {
1531 ret = -EINVAL;
1532 goto exit;
1533 }
1534
1535 padapter = (struct adapter *)rtw_netdev_priv(ndev);
1536 pwdev_priv = adapter_wdev_data(padapter);
1537 pmlmepriv = &padapter->mlmepriv;
1538
1539 /* ifdef DEBUG_CFG80211 */
1540 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));
1541 /* endif */
1542
1543 spin_lock_bh(&pwdev_priv->scan_req_lock);
1544 pwdev_priv->scan_request = request;
1545 spin_unlock_bh(&pwdev_priv->scan_req_lock);
1546
1547 if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true)
1548 {
1549 #ifdef DEBUG_CFG80211
1550 DBG_871X("%s under WIFI_AP_STATE\n", __func__);
1551 #endif
1552
1553 if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS|_FW_UNDER_SURVEY|_FW_UNDER_LINKING) == true)
1554 {
1555 DBG_8192C("%s, fwstate = 0x%x\n", __func__, pmlmepriv->fw_state);
1556
1557 if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS))
1558 {
1559 DBG_8192C("AP mode process WPS\n");
1560 }
1561
1562 need_indicate_scan_done = true;
1563 goto check_need_indicate_scan_done;
1564 }
1565 }
1566
1567 rtw_ps_deny(padapter, PS_DENY_SCAN);
1568 if (_FAIL == rtw_pwr_wakeup(padapter)) {
1569 need_indicate_scan_done = true;
1570 goto check_need_indicate_scan_done;
1571 }
1572
1573 if (request->ie && request->ie_len>0)
1574 {
1575 rtw_cfg80211_set_probe_req_wpsp2pie(padapter, (u8 *)request->ie, request->ie_len);
1576 }
1577
1578 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) {
1579 DBG_8192C("%s, fwstate = 0x%x\n", __func__, pmlmepriv->fw_state);
1580 need_indicate_scan_done = true;
1581 goto check_need_indicate_scan_done;
1582 } else if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) {
1583 DBG_8192C("%s, fwstate = 0x%x\n", __func__, pmlmepriv->fw_state);
1584 ret = -EBUSY;
1585 goto check_need_indicate_scan_done;
1586 }
1587
1588 if (pmlmepriv->LinkDetectInfo.bBusyTraffic == true)
1589 {
1590 static unsigned long lastscantime = 0;
1591 unsigned long passtime;
1592
1593 passtime = jiffies_to_msecs(jiffies - lastscantime);
1594 lastscantime = jiffies;
1595 if (passtime > 12000)
1596 {
1597 DBG_871X("%s: bBusyTraffic == true\n", __func__);
1598 need_indicate_scan_done = true;
1599 goto check_need_indicate_scan_done;
1600 }
1601 }
1602
1603 if (rtw_is_scan_deny(padapter)) {
1604 DBG_871X(FUNC_ADPT_FMT ": scan deny\n", FUNC_ADPT_ARG(padapter));
1605 need_indicate_scan_done = true;
1606 goto check_need_indicate_scan_done;
1607 }
1608
1609 memset(ssid, 0, sizeof(struct ndis_802_11_ssid)*RTW_SSID_SCAN_AMOUNT);
1610 /* parsing request ssids, n_ssids */
1611 for (i = 0; i < request->n_ssids && i < RTW_SSID_SCAN_AMOUNT; i++) {
1612 #ifdef DEBUG_CFG80211
1613 DBG_8192C("ssid =%s, len =%d\n", ssids[i].ssid, ssids[i].ssid_len);
1614 #endif
1615 memcpy(ssid[i].Ssid, ssids[i].ssid, ssids[i].ssid_len);
1616 ssid[i].SsidLength = ssids[i].ssid_len;
1617 }
1618
1619 /* parsing channels, n_channels */
1620 memset(ch, 0, sizeof(struct rtw_ieee80211_channel)*RTW_CHANNEL_SCAN_AMOUNT);
1621 for (i = 0;i<request->n_channels && i<RTW_CHANNEL_SCAN_AMOUNT;i++) {
1622 #ifdef DEBUG_CFG80211
1623 DBG_871X(FUNC_ADPT_FMT CHAN_FMT"\n", FUNC_ADPT_ARG(padapter), CHAN_ARG(request->channels[i]));
1624 #endif
1625 ch[i].hw_value = request->channels[i]->hw_value;
1626 ch[i].flags = request->channels[i]->flags;
1627 }
1628
1629 spin_lock_bh(&pmlmepriv->lock);
1630 if (request->n_channels == 1) {
1631 for (i = 1;i<survey_times_for_one_ch;i++)
1632 memcpy(&ch[i], &ch[0], sizeof(struct rtw_ieee80211_channel));
1633 _status = rtw_sitesurvey_cmd(padapter, ssid, RTW_SSID_SCAN_AMOUNT, ch, survey_times_for_one_ch);
1634 } else if (request->n_channels <= 4) {
1635 for (j =request->n_channels-1;j>= 0;j--)
1636 for (i = 0;i<survey_times;i++)
1637 {
1638 memcpy(&ch[j*survey_times+i], &ch[j], sizeof(struct rtw_ieee80211_channel));
1639 }
1640 _status = rtw_sitesurvey_cmd(padapter, ssid, RTW_SSID_SCAN_AMOUNT, ch, survey_times * request->n_channels);
1641 } else {
1642 _status = rtw_sitesurvey_cmd(padapter, ssid, RTW_SSID_SCAN_AMOUNT, NULL, 0);
1643 }
1644 spin_unlock_bh(&pmlmepriv->lock);
1645
1646
1647 if (_status == false)
1648 {
1649 ret = -1;
1650 }
1651
1652 check_need_indicate_scan_done:
1653 if (true == need_indicate_scan_done)
1654 {
1655 rtw_cfg80211_surveydone_event_callback(padapter);
1656 rtw_cfg80211_indicate_scan_done(padapter, false);
1657 }
1658
1659 rtw_ps_deny_cancel(padapter, PS_DENY_SCAN);
1660
1661 exit:
1662 return ret;
1663
1664 }
1665
cfg80211_rtw_set_wiphy_params(struct wiphy * wiphy,u32 changed)1666 static int cfg80211_rtw_set_wiphy_params(struct wiphy *wiphy, u32 changed)
1667 {
1668 DBG_8192C("%s\n", __func__);
1669 return 0;
1670 }
1671
1672
1673
rtw_cfg80211_set_wpa_version(struct security_priv * psecuritypriv,u32 wpa_version)1674 static int rtw_cfg80211_set_wpa_version(struct security_priv *psecuritypriv, u32 wpa_version)
1675 {
1676 DBG_8192C("%s, wpa_version =%d\n", __func__, wpa_version);
1677
1678 if (!wpa_version) {
1679 psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen;
1680 return 0;
1681 }
1682
1683
1684 if (wpa_version & (NL80211_WPA_VERSION_1 | NL80211_WPA_VERSION_2))
1685 {
1686 psecuritypriv->ndisauthtype = Ndis802_11AuthModeWPAPSK;
1687 }
1688
1689 return 0;
1690
1691 }
1692
rtw_cfg80211_set_auth_type(struct security_priv * psecuritypriv,enum nl80211_auth_type sme_auth_type)1693 static int rtw_cfg80211_set_auth_type(struct security_priv *psecuritypriv,
1694 enum nl80211_auth_type sme_auth_type)
1695 {
1696 DBG_8192C("%s, nl80211_auth_type =%d\n", __func__, sme_auth_type);
1697
1698
1699 switch (sme_auth_type) {
1700 case NL80211_AUTHTYPE_AUTOMATIC:
1701
1702 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Auto;
1703
1704 break;
1705 case NL80211_AUTHTYPE_OPEN_SYSTEM:
1706
1707 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open;
1708
1709 if (psecuritypriv->ndisauthtype>Ndis802_11AuthModeWPA)
1710 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
1711
1712 break;
1713 case NL80211_AUTHTYPE_SHARED_KEY:
1714
1715 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Shared;
1716
1717 psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled;
1718
1719
1720 break;
1721 default:
1722 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open;
1723 /* return -ENOTSUPP; */
1724 }
1725
1726 return 0;
1727
1728 }
1729
rtw_cfg80211_set_cipher(struct security_priv * psecuritypriv,u32 cipher,bool ucast)1730 static int rtw_cfg80211_set_cipher(struct security_priv *psecuritypriv, u32 cipher, bool ucast)
1731 {
1732 u32 ndisencryptstatus = Ndis802_11EncryptionDisabled;
1733
1734 u32 *profile_cipher = ucast ? &psecuritypriv->dot11PrivacyAlgrthm :
1735 &psecuritypriv->dot118021XGrpPrivacy;
1736
1737 DBG_8192C("%s, ucast =%d, cipher = 0x%x\n", __func__, ucast, cipher);
1738
1739
1740 if (!cipher) {
1741 *profile_cipher = _NO_PRIVACY_;
1742 psecuritypriv->ndisencryptstatus = ndisencryptstatus;
1743 return 0;
1744 }
1745
1746 switch (cipher) {
1747 case IW_AUTH_CIPHER_NONE:
1748 *profile_cipher = _NO_PRIVACY_;
1749 ndisencryptstatus = Ndis802_11EncryptionDisabled;
1750 break;
1751 case WLAN_CIPHER_SUITE_WEP40:
1752 *profile_cipher = _WEP40_;
1753 ndisencryptstatus = Ndis802_11Encryption1Enabled;
1754 break;
1755 case WLAN_CIPHER_SUITE_WEP104:
1756 *profile_cipher = _WEP104_;
1757 ndisencryptstatus = Ndis802_11Encryption1Enabled;
1758 break;
1759 case WLAN_CIPHER_SUITE_TKIP:
1760 *profile_cipher = _TKIP_;
1761 ndisencryptstatus = Ndis802_11Encryption2Enabled;
1762 break;
1763 case WLAN_CIPHER_SUITE_CCMP:
1764 *profile_cipher = _AES_;
1765 ndisencryptstatus = Ndis802_11Encryption3Enabled;
1766 break;
1767 default:
1768 DBG_8192C("Unsupported cipher: 0x%x\n", cipher);
1769 return -ENOTSUPP;
1770 }
1771
1772 if (ucast)
1773 {
1774 psecuritypriv->ndisencryptstatus = ndisencryptstatus;
1775
1776 /* if (psecuritypriv->dot11PrivacyAlgrthm >= _AES_) */
1777 /* psecuritypriv->ndisauthtype = Ndis802_11AuthModeWPA2PSK; */
1778 }
1779
1780 return 0;
1781 }
1782
rtw_cfg80211_set_key_mgt(struct security_priv * psecuritypriv,u32 key_mgt)1783 static int rtw_cfg80211_set_key_mgt(struct security_priv *psecuritypriv, u32 key_mgt)
1784 {
1785 DBG_8192C("%s, key_mgt = 0x%x\n", __func__, key_mgt);
1786
1787 if (key_mgt == WLAN_AKM_SUITE_8021X)
1788 /* auth_type = UMAC_AUTH_TYPE_8021X; */
1789 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
1790 else if (key_mgt == WLAN_AKM_SUITE_PSK) {
1791 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
1792 }
1793 else {
1794 DBG_8192C("Invalid key mgt: 0x%x\n", key_mgt);
1795 /* return -EINVAL; */
1796 }
1797
1798 return 0;
1799 }
1800
rtw_cfg80211_set_wpa_ie(struct adapter * padapter,u8 * pie,size_t ielen)1801 static int rtw_cfg80211_set_wpa_ie(struct adapter *padapter, u8 *pie, size_t ielen)
1802 {
1803 u8 *buf = NULL, *pos = NULL;
1804 int group_cipher = 0, pairwise_cipher = 0;
1805 int ret = 0;
1806 int wpa_ielen = 0;
1807 int wpa2_ielen = 0;
1808 u8 *pwpa, *pwpa2;
1809 u8 null_addr[]= {0, 0, 0, 0, 0, 0};
1810
1811 if (pie == NULL || !ielen) {
1812 /* Treat this as normal case, but need to clear WIFI_UNDER_WPS */
1813 _clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS);
1814 goto exit;
1815 }
1816
1817 if (ielen > MAX_WPA_IE_LEN+MAX_WPS_IE_LEN+MAX_P2P_IE_LEN) {
1818 ret = -EINVAL;
1819 goto exit;
1820 }
1821
1822 buf = rtw_zmalloc(ielen);
1823 if (buf == NULL) {
1824 ret = -ENOMEM;
1825 goto exit;
1826 }
1827
1828 memcpy(buf, pie , ielen);
1829
1830 /* dump */
1831 {
1832 int i;
1833 DBG_8192C("set wpa_ie(length:%zu):\n", ielen);
1834 for (i = 0;i<ielen;i =i+8)
1835 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]);
1836 }
1837
1838 pos = buf;
1839 if (ielen < RSN_HEADER_LEN) {
1840 RT_TRACE(_module_rtl871x_ioctl_os_c, _drv_err_, ("Ie len too short %d\n", ielen));
1841 ret = -1;
1842 goto exit;
1843 }
1844
1845 pwpa = rtw_get_wpa_ie(buf, &wpa_ielen, ielen);
1846 if (pwpa && wpa_ielen>0)
1847 {
1848 if (rtw_parse_wpa_ie(pwpa, wpa_ielen+2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS)
1849 {
1850 padapter->securitypriv.dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
1851 padapter->securitypriv.ndisauthtype =Ndis802_11AuthModeWPAPSK;
1852 memcpy(padapter->securitypriv.supplicant_ie, &pwpa[0], wpa_ielen+2);
1853
1854 DBG_8192C("got wpa_ie, wpa_ielen:%u\n", wpa_ielen);
1855 }
1856 }
1857
1858 pwpa2 = rtw_get_wpa2_ie(buf, &wpa2_ielen, ielen);
1859 if (pwpa2 && wpa2_ielen>0)
1860 {
1861 if (rtw_parse_wpa2_ie(pwpa2, wpa2_ielen+2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS)
1862 {
1863 padapter->securitypriv.dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
1864 padapter->securitypriv.ndisauthtype =Ndis802_11AuthModeWPA2PSK;
1865 memcpy(padapter->securitypriv.supplicant_ie, &pwpa2[0], wpa2_ielen+2);
1866
1867 DBG_8192C("got wpa2_ie, wpa2_ielen:%u\n", wpa2_ielen);
1868 }
1869 }
1870
1871 if (group_cipher == 0)
1872 {
1873 group_cipher = WPA_CIPHER_NONE;
1874 }
1875 if (pairwise_cipher == 0)
1876 {
1877 pairwise_cipher = WPA_CIPHER_NONE;
1878 }
1879
1880 switch (group_cipher)
1881 {
1882 case WPA_CIPHER_NONE:
1883 padapter->securitypriv.dot118021XGrpPrivacy = _NO_PRIVACY_;
1884 padapter->securitypriv.ndisencryptstatus =Ndis802_11EncryptionDisabled;
1885 break;
1886 case WPA_CIPHER_WEP40:
1887 padapter->securitypriv.dot118021XGrpPrivacy = _WEP40_;
1888 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled;
1889 break;
1890 case WPA_CIPHER_TKIP:
1891 padapter->securitypriv.dot118021XGrpPrivacy = _TKIP_;
1892 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption2Enabled;
1893 break;
1894 case WPA_CIPHER_CCMP:
1895 padapter->securitypriv.dot118021XGrpPrivacy = _AES_;
1896 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption3Enabled;
1897 break;
1898 case WPA_CIPHER_WEP104:
1899 padapter->securitypriv.dot118021XGrpPrivacy = _WEP104_;
1900 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled;
1901 break;
1902 }
1903
1904 switch (pairwise_cipher)
1905 {
1906 case WPA_CIPHER_NONE:
1907 padapter->securitypriv.dot11PrivacyAlgrthm = _NO_PRIVACY_;
1908 padapter->securitypriv.ndisencryptstatus =Ndis802_11EncryptionDisabled;
1909 break;
1910 case WPA_CIPHER_WEP40:
1911 padapter->securitypriv.dot11PrivacyAlgrthm = _WEP40_;
1912 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled;
1913 break;
1914 case WPA_CIPHER_TKIP:
1915 padapter->securitypriv.dot11PrivacyAlgrthm = _TKIP_;
1916 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption2Enabled;
1917 break;
1918 case WPA_CIPHER_CCMP:
1919 padapter->securitypriv.dot11PrivacyAlgrthm = _AES_;
1920 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption3Enabled;
1921 break;
1922 case WPA_CIPHER_WEP104:
1923 padapter->securitypriv.dot11PrivacyAlgrthm = _WEP104_;
1924 padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled;
1925 break;
1926 }
1927
1928 {/* handle wps_ie */
1929 uint wps_ielen;
1930 u8 *wps_ie;
1931
1932 wps_ie = rtw_get_wps_ie(buf, ielen, NULL, &wps_ielen);
1933 if (wps_ie && wps_ielen > 0) {
1934 DBG_8192C("got wps_ie, wps_ielen:%u\n", wps_ielen);
1935 padapter->securitypriv.wps_ie_len = wps_ielen<MAX_WPS_IE_LEN?wps_ielen:MAX_WPS_IE_LEN;
1936 memcpy(padapter->securitypriv.wps_ie, wps_ie, padapter->securitypriv.wps_ie_len);
1937 set_fwstate(&padapter->mlmepriv, WIFI_UNDER_WPS);
1938 } else {
1939 _clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS);
1940 }
1941 }
1942
1943 /* TKIP and AES disallow multicast packets until installing group key */
1944 if (padapter->securitypriv.dot11PrivacyAlgrthm == _TKIP_
1945 || padapter->securitypriv.dot11PrivacyAlgrthm == _TKIP_WTMIC_
1946 || padapter->securitypriv.dot11PrivacyAlgrthm == _AES_)
1947 /* WPS open need to enable multicast */
1948 /* check_fwstate(&padapter->mlmepriv, WIFI_UNDER_WPS) == true) */
1949 rtw_hal_set_hwreg(padapter, HW_VAR_OFF_RCR_AM, null_addr);
1950
1951 RT_TRACE(_module_rtl871x_ioctl_os_c, _drv_info_,
1952 ("rtw_set_wpa_ie: pairwise_cipher = 0x%08x padapter->securitypriv.ndisencryptstatus =%d padapter->securitypriv.ndisauthtype =%d\n",
1953 pairwise_cipher, padapter->securitypriv.ndisencryptstatus, padapter->securitypriv.ndisauthtype));
1954
1955 exit:
1956 kfree(buf);
1957 if (ret)
1958 _clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS);
1959 return ret;
1960 }
1961
cfg80211_rtw_join_ibss(struct wiphy * wiphy,struct net_device * ndev,struct cfg80211_ibss_params * params)1962 static int cfg80211_rtw_join_ibss(struct wiphy *wiphy, struct net_device *ndev,
1963 struct cfg80211_ibss_params *params)
1964 {
1965 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
1966 struct ndis_802_11_ssid ndis_ssid;
1967 struct security_priv *psecuritypriv = &padapter->securitypriv;
1968 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1969 int ret = 0;
1970
1971 if (_FAIL == rtw_pwr_wakeup(padapter)) {
1972 ret = -EPERM;
1973 goto exit;
1974 }
1975
1976 if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
1977 ret = -EPERM;
1978 goto exit;
1979 }
1980
1981 if (!params->ssid || !params->ssid_len)
1982 {
1983 ret = -EINVAL;
1984 goto exit;
1985 }
1986
1987 if (params->ssid_len > IW_ESSID_MAX_SIZE) {
1988
1989 ret = -E2BIG;
1990 goto exit;
1991 }
1992
1993 memset(&ndis_ssid, 0, sizeof(struct ndis_802_11_ssid));
1994 ndis_ssid.SsidLength = params->ssid_len;
1995 memcpy(ndis_ssid.Ssid, (u8 *)params->ssid, params->ssid_len);
1996
1997 /* DBG_8192C("ssid =%s, len =%zu\n", ndis_ssid.Ssid, params->ssid_len); */
1998
1999 psecuritypriv->ndisencryptstatus = Ndis802_11EncryptionDisabled;
2000 psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_;
2001 psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_;
2002 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */
2003 psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen;
2004
2005 ret = rtw_cfg80211_set_auth_type(psecuritypriv, NL80211_AUTHTYPE_OPEN_SYSTEM);
2006 rtw_set_802_11_authentication_mode(padapter, psecuritypriv->ndisauthtype);
2007
2008 if (rtw_set_802_11_ssid(padapter, &ndis_ssid) == false)
2009 {
2010 ret = -1;
2011 goto exit;
2012 }
2013
2014 exit:
2015 return ret;
2016 }
2017
cfg80211_rtw_leave_ibss(struct wiphy * wiphy,struct net_device * ndev)2018 static int cfg80211_rtw_leave_ibss(struct wiphy *wiphy, struct net_device *ndev)
2019 {
2020 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
2021 struct wireless_dev *rtw_wdev = padapter->rtw_wdev;
2022 enum nl80211_iftype old_type;
2023 int ret = 0;
2024
2025 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
2026
2027 padapter->mlmepriv.not_indic_disco = true;
2028
2029 old_type = rtw_wdev->iftype;
2030
2031 rtw_set_to_roam(padapter, 0);
2032
2033 if (check_fwstate(&padapter->mlmepriv, _FW_LINKED))
2034 {
2035 rtw_scan_abort(padapter);
2036 LeaveAllPowerSaveMode(padapter);
2037
2038 rtw_wdev->iftype = NL80211_IFTYPE_STATION;
2039
2040 if (rtw_set_802_11_infrastructure_mode(padapter, Ndis802_11Infrastructure) ==false)
2041 {
2042 rtw_wdev->iftype = old_type;
2043 ret = -EPERM;
2044 goto leave_ibss;
2045 }
2046 rtw_setopmode_cmd(padapter, Ndis802_11Infrastructure, true);
2047 }
2048
2049 leave_ibss:
2050 padapter->mlmepriv.not_indic_disco = false;
2051
2052 return 0;
2053 }
2054
cfg80211_rtw_connect(struct wiphy * wiphy,struct net_device * ndev,struct cfg80211_connect_params * sme)2055 static int cfg80211_rtw_connect(struct wiphy *wiphy, struct net_device *ndev,
2056 struct cfg80211_connect_params *sme)
2057 {
2058 int ret = 0;
2059 enum NDIS_802_11_AUTHENTICATION_MODE authmode;
2060 struct ndis_802_11_ssid ndis_ssid;
2061 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
2062 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2063 struct security_priv *psecuritypriv = &padapter->securitypriv;
2064
2065 padapter->mlmepriv.not_indic_disco = true;
2066
2067 DBG_871X("=>"FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
2068 DBG_871X("privacy =%d, key =%p, key_len =%d, key_idx =%d\n",
2069 sme->privacy, sme->key, sme->key_len, sme->key_idx);
2070
2071
2072 if (adapter_wdev_data(padapter)->block == true)
2073 {
2074 ret = -EBUSY;
2075 DBG_871X("%s wdev_priv.block is set\n", __func__);
2076 goto exit;
2077 }
2078
2079 rtw_ps_deny(padapter, PS_DENY_JOIN);
2080 if (_FAIL == rtw_pwr_wakeup(padapter)) {
2081 ret = -EPERM;
2082 goto exit;
2083 }
2084
2085 if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
2086 ret = -EPERM;
2087 goto exit;
2088 }
2089
2090 if (!sme->ssid || !sme->ssid_len)
2091 {
2092 ret = -EINVAL;
2093 goto exit;
2094 }
2095
2096 if (sme->ssid_len > IW_ESSID_MAX_SIZE) {
2097
2098 ret = -E2BIG;
2099 goto exit;
2100 }
2101
2102 memset(&ndis_ssid, 0, sizeof(struct ndis_802_11_ssid));
2103 ndis_ssid.SsidLength = sme->ssid_len;
2104 memcpy(ndis_ssid.Ssid, (u8 *)sme->ssid, sme->ssid_len);
2105
2106 DBG_8192C("ssid =%s, len =%zu\n", ndis_ssid.Ssid, sme->ssid_len);
2107
2108
2109 if (sme->bssid)
2110 DBG_8192C("bssid ="MAC_FMT"\n", MAC_ARG(sme->bssid));
2111
2112
2113 if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) {
2114 ret = -EBUSY;
2115 DBG_8192C("%s, fw_state = 0x%x, goto exit\n", __func__, pmlmepriv->fw_state);
2116 goto exit;
2117 }
2118 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) {
2119 rtw_scan_abort(padapter);
2120 }
2121
2122 psecuritypriv->ndisencryptstatus = Ndis802_11EncryptionDisabled;
2123 psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_;
2124 psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_;
2125 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */
2126 psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen;
2127
2128 ret = rtw_cfg80211_set_wpa_version(psecuritypriv, sme->crypto.wpa_versions);
2129 if (ret < 0)
2130 goto exit;
2131
2132 ret = rtw_cfg80211_set_auth_type(psecuritypriv, sme->auth_type);
2133
2134 if (ret < 0)
2135 goto exit;
2136
2137 DBG_8192C("%s, ie_len =%zu\n", __func__, sme->ie_len);
2138
2139 ret = rtw_cfg80211_set_wpa_ie(padapter, (u8 *)sme->ie, sme->ie_len);
2140 if (ret < 0)
2141 goto exit;
2142
2143 if (sme->crypto.n_ciphers_pairwise) {
2144 ret = rtw_cfg80211_set_cipher(psecuritypriv, sme->crypto.ciphers_pairwise[0], true);
2145 if (ret < 0)
2146 goto exit;
2147 }
2148
2149 /* For WEP Shared auth */
2150 if ((psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_Shared
2151 || psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_Auto) && sme->key
2152 )
2153 {
2154 u32 wep_key_idx, wep_key_len, wep_total_len;
2155 struct ndis_802_11_wep *pwep = NULL;
2156 DBG_871X("%s(): Shared/Auto WEP\n", __func__);
2157
2158 wep_key_idx = sme->key_idx;
2159 wep_key_len = sme->key_len;
2160
2161 if (sme->key_idx > WEP_KEYS) {
2162 ret = -EINVAL;
2163 goto exit;
2164 }
2165
2166 if (wep_key_len > 0)
2167 {
2168 wep_key_len = wep_key_len <= 5 ? 5 : 13;
2169 wep_total_len = wep_key_len + FIELD_OFFSET(struct ndis_802_11_wep, KeyMaterial);
2170 pwep = rtw_malloc(wep_total_len);
2171 if (pwep == NULL) {
2172 DBG_871X(" wpa_set_encryption: pwep allocate fail !!!\n");
2173 ret = -ENOMEM;
2174 goto exit;
2175 }
2176
2177 memset(pwep, 0, wep_total_len);
2178
2179 pwep->KeyLength = wep_key_len;
2180 pwep->Length = wep_total_len;
2181
2182 if (wep_key_len == 13)
2183 {
2184 padapter->securitypriv.dot11PrivacyAlgrthm = _WEP104_;
2185 padapter->securitypriv.dot118021XGrpPrivacy = _WEP104_;
2186 }
2187 }
2188 else {
2189 ret = -EINVAL;
2190 goto exit;
2191 }
2192
2193 pwep->KeyIndex = wep_key_idx;
2194 pwep->KeyIndex |= 0x80000000;
2195
2196 memcpy(pwep->KeyMaterial, (void *)sme->key, pwep->KeyLength);
2197
2198 if (rtw_set_802_11_add_wep(padapter, pwep) == (u8)_FAIL)
2199 {
2200 ret = -EOPNOTSUPP ;
2201 }
2202
2203 kfree((u8 *)pwep);
2204
2205 if (ret < 0)
2206 goto exit;
2207 }
2208
2209 ret = rtw_cfg80211_set_cipher(psecuritypriv, sme->crypto.cipher_group, false);
2210 if (ret < 0)
2211 return ret;
2212
2213 if (sme->crypto.n_akm_suites) {
2214 ret = rtw_cfg80211_set_key_mgt(psecuritypriv, sme->crypto.akm_suites[0]);
2215 if (ret < 0)
2216 goto exit;
2217 }
2218
2219 authmode = psecuritypriv->ndisauthtype;
2220 rtw_set_802_11_authentication_mode(padapter, authmode);
2221
2222 /* rtw_set_802_11_encryption_mode(padapter, padapter->securitypriv.ndisencryptstatus); */
2223
2224 if (rtw_set_802_11_connect(padapter, (u8 *)sme->bssid, &ndis_ssid) == false) {
2225 ret = -1;
2226 goto exit;
2227 }
2228
2229 DBG_8192C("set ssid:dot11AuthAlgrthm =%d, dot11PrivacyAlgrthm =%d, dot118021XGrpPrivacy =%d\n", psecuritypriv->dot11AuthAlgrthm, psecuritypriv->dot11PrivacyAlgrthm, psecuritypriv->dot118021XGrpPrivacy);
2230
2231 exit:
2232
2233 rtw_ps_deny_cancel(padapter, PS_DENY_JOIN);
2234
2235 DBG_8192C("<=%s, ret %d\n", __func__, ret);
2236
2237 padapter->mlmepriv.not_indic_disco = false;
2238
2239 return ret;
2240 }
2241
cfg80211_rtw_disconnect(struct wiphy * wiphy,struct net_device * ndev,u16 reason_code)2242 static int cfg80211_rtw_disconnect(struct wiphy *wiphy, struct net_device *ndev,
2243 u16 reason_code)
2244 {
2245 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
2246
2247 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
2248
2249 padapter->mlmepriv.not_indic_disco = true;
2250
2251 rtw_set_to_roam(padapter, 0);
2252
2253 rtw_scan_abort(padapter);
2254 LeaveAllPowerSaveMode(padapter);
2255 rtw_disassoc_cmd(padapter, 500, false);
2256
2257 DBG_871X("%s...call rtw_indicate_disconnect\n", __func__);
2258
2259 rtw_indicate_disconnect(padapter);
2260
2261 rtw_free_assoc_resources(padapter, 1);
2262 rtw_pwr_wakeup(padapter);
2263
2264 padapter->mlmepriv.not_indic_disco = false;
2265
2266 DBG_871X(FUNC_NDEV_FMT" return 0\n", FUNC_NDEV_ARG(ndev));
2267 return 0;
2268 }
2269
cfg80211_rtw_set_txpower(struct wiphy * wiphy,struct wireless_dev * wdev,enum nl80211_tx_power_setting type,int mbm)2270 static int cfg80211_rtw_set_txpower(struct wiphy *wiphy,
2271 struct wireless_dev *wdev,
2272 enum nl80211_tx_power_setting type, int mbm)
2273 {
2274 DBG_8192C("%s\n", __func__);
2275 return 0;
2276 }
2277
cfg80211_rtw_get_txpower(struct wiphy * wiphy,struct wireless_dev * wdev,int * dbm)2278 static int cfg80211_rtw_get_txpower(struct wiphy *wiphy,
2279 struct wireless_dev *wdev,
2280 int *dbm)
2281 {
2282 DBG_8192C("%s\n", __func__);
2283
2284 *dbm = (12);
2285
2286 return 0;
2287 }
2288
rtw_cfg80211_pwr_mgmt(struct adapter * adapter)2289 inline bool rtw_cfg80211_pwr_mgmt(struct adapter *adapter)
2290 {
2291 struct rtw_wdev_priv *rtw_wdev_priv = adapter_wdev_data(adapter);
2292 return rtw_wdev_priv->power_mgmt;
2293 }
2294
cfg80211_rtw_set_power_mgmt(struct wiphy * wiphy,struct net_device * ndev,bool enabled,int timeout)2295 static int cfg80211_rtw_set_power_mgmt(struct wiphy *wiphy,
2296 struct net_device *ndev,
2297 bool enabled, int timeout)
2298 {
2299 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
2300 struct rtw_wdev_priv *rtw_wdev_priv = adapter_wdev_data(padapter);
2301
2302 DBG_871X(FUNC_NDEV_FMT" enabled:%u, timeout:%d\n", FUNC_NDEV_ARG(ndev),
2303 enabled, timeout);
2304
2305 rtw_wdev_priv->power_mgmt = enabled;
2306
2307 if (!enabled)
2308 LPS_Leave(padapter, "CFG80211_PWRMGMT");
2309
2310 return 0;
2311 }
2312
cfg80211_rtw_set_pmksa(struct wiphy * wiphy,struct net_device * ndev,struct cfg80211_pmksa * pmksa)2313 static int cfg80211_rtw_set_pmksa(struct wiphy *wiphy,
2314 struct net_device *ndev,
2315 struct cfg80211_pmksa *pmksa)
2316 {
2317 u8 index, blInserted = false;
2318 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
2319 struct security_priv *psecuritypriv = &padapter->securitypriv;
2320 u8 strZeroMacAddress[ ETH_ALEN ] = { 0x00 };
2321
2322 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
2323
2324 if (!memcmp((u8 *)pmksa->bssid, strZeroMacAddress, ETH_ALEN))
2325 {
2326 return -EINVAL;
2327 }
2328
2329 blInserted = false;
2330
2331 /* overwrite PMKID */
2332 for (index = 0 ; index<NUM_PMKID_CACHE; index++)
2333 {
2334 if (!memcmp(psecuritypriv->PMKIDList[index].Bssid, (u8 *)pmksa->bssid, ETH_ALEN))
2335 { /* BSSID is matched, the same AP => rewrite with new PMKID. */
2336 DBG_871X(FUNC_NDEV_FMT" BSSID exists in the PMKList.\n", FUNC_NDEV_ARG(ndev));
2337
2338 memcpy(psecuritypriv->PMKIDList[index].PMKID, (u8 *)pmksa->pmkid, WLAN_PMKID_LEN);
2339 psecuritypriv->PMKIDList[index].bUsed = true;
2340 psecuritypriv->PMKIDIndex = index+1;
2341 blInserted = true;
2342 break;
2343 }
2344 }
2345
2346 if (!blInserted)
2347 {
2348 /* Find a new entry */
2349 DBG_871X(FUNC_NDEV_FMT" Use the new entry index = %d for this PMKID.\n",
2350 FUNC_NDEV_ARG(ndev), psecuritypriv->PMKIDIndex);
2351
2352 memcpy(psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].Bssid, (u8 *)pmksa->bssid, ETH_ALEN);
2353 memcpy(psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].PMKID, (u8 *)pmksa->pmkid, WLAN_PMKID_LEN);
2354
2355 psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].bUsed = true;
2356 psecuritypriv->PMKIDIndex++ ;
2357 if (psecuritypriv->PMKIDIndex == 16)
2358 {
2359 psecuritypriv->PMKIDIndex = 0;
2360 }
2361 }
2362
2363 return 0;
2364 }
2365
cfg80211_rtw_del_pmksa(struct wiphy * wiphy,struct net_device * ndev,struct cfg80211_pmksa * pmksa)2366 static int cfg80211_rtw_del_pmksa(struct wiphy *wiphy,
2367 struct net_device *ndev,
2368 struct cfg80211_pmksa *pmksa)
2369 {
2370 u8 index, bMatched = false;
2371 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
2372 struct security_priv *psecuritypriv = &padapter->securitypriv;
2373
2374 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
2375
2376 for (index = 0 ; index<NUM_PMKID_CACHE; index++)
2377 {
2378 if (!memcmp(psecuritypriv->PMKIDList[index].Bssid, (u8 *)pmksa->bssid, ETH_ALEN))
2379 { /* BSSID is matched, the same AP => Remove this PMKID information and reset it. */
2380 eth_zero_addr(psecuritypriv->PMKIDList[index].Bssid);
2381 memset(psecuritypriv->PMKIDList[index].PMKID, 0x00, WLAN_PMKID_LEN);
2382 psecuritypriv->PMKIDList[index].bUsed = false;
2383 bMatched = true;
2384 break;
2385 }
2386 }
2387
2388 if (false == bMatched)
2389 {
2390 DBG_871X(FUNC_NDEV_FMT" do not have matched BSSID\n"
2391 , FUNC_NDEV_ARG(ndev));
2392 return -EINVAL;
2393 }
2394
2395 return 0;
2396 }
2397
cfg80211_rtw_flush_pmksa(struct wiphy * wiphy,struct net_device * ndev)2398 static int cfg80211_rtw_flush_pmksa(struct wiphy *wiphy,
2399 struct net_device *ndev)
2400 {
2401 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
2402 struct security_priv *psecuritypriv = &padapter->securitypriv;
2403
2404 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
2405
2406 memset(&psecuritypriv->PMKIDList[ 0 ], 0x00, sizeof(RT_PMKID_LIST) * NUM_PMKID_CACHE);
2407 psecuritypriv->PMKIDIndex = 0;
2408
2409 return 0;
2410 }
2411
rtw_cfg80211_indicate_sta_assoc(struct adapter * padapter,u8 * pmgmt_frame,uint frame_len)2412 void rtw_cfg80211_indicate_sta_assoc(struct adapter *padapter, u8 *pmgmt_frame, uint frame_len)
2413 {
2414 struct net_device *ndev = padapter->pnetdev;
2415
2416 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));
2417
2418 {
2419 struct station_info sinfo;
2420 u8 ie_offset;
2421 if (GetFrameSubType(pmgmt_frame) == WIFI_ASSOCREQ)
2422 ie_offset = _ASOCREQ_IE_OFFSET_;
2423 else /* WIFI_REASSOCREQ */
2424 ie_offset = _REASOCREQ_IE_OFFSET_;
2425
2426 sinfo.filled = 0;
2427 sinfo.assoc_req_ies = pmgmt_frame + WLAN_HDR_A3_LEN + ie_offset;
2428 sinfo.assoc_req_ies_len = frame_len - WLAN_HDR_A3_LEN - ie_offset;
2429 cfg80211_new_sta(ndev, GetAddr2Ptr(pmgmt_frame), &sinfo, GFP_ATOMIC);
2430 }
2431 }
2432
rtw_cfg80211_indicate_sta_disassoc(struct adapter * padapter,unsigned char * da,unsigned short reason)2433 void rtw_cfg80211_indicate_sta_disassoc(struct adapter *padapter, unsigned char *da, unsigned short reason)
2434 {
2435 struct net_device *ndev = padapter->pnetdev;
2436
2437 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));
2438
2439 cfg80211_del_sta(ndev, da, GFP_ATOMIC);
2440 }
2441
rtw_cfg80211_monitor_if_open(struct net_device * ndev)2442 static int rtw_cfg80211_monitor_if_open(struct net_device *ndev)
2443 {
2444 int ret = 0;
2445
2446 DBG_8192C("%s\n", __func__);
2447
2448 return ret;
2449 }
2450
rtw_cfg80211_monitor_if_close(struct net_device * ndev)2451 static int rtw_cfg80211_monitor_if_close(struct net_device *ndev)
2452 {
2453 int ret = 0;
2454
2455 DBG_8192C("%s\n", __func__);
2456
2457 return ret;
2458 }
2459
rtw_cfg80211_monitor_if_xmit_entry(struct sk_buff * skb,struct net_device * ndev)2460 static netdev_tx_t rtw_cfg80211_monitor_if_xmit_entry(struct sk_buff *skb, struct net_device *ndev)
2461 {
2462 int ret = 0;
2463 int rtap_len;
2464 int qos_len = 0;
2465 int dot11_hdr_len = 24;
2466 int snap_len = 6;
2467 unsigned char *pdata;
2468 u16 frame_control;
2469 unsigned char src_mac_addr[6];
2470 unsigned char dst_mac_addr[6];
2471 struct ieee80211_hdr *dot11_hdr;
2472 struct ieee80211_radiotap_header *rtap_hdr;
2473 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
2474
2475 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
2476
2477 if (!skb)
2478 goto fail;
2479
2480 rtw_mstat_update(MSTAT_TYPE_SKB, MSTAT_ALLOC_SUCCESS, skb->truesize);
2481
2482 if (unlikely(skb->len < sizeof(struct ieee80211_radiotap_header)))
2483 goto fail;
2484
2485 rtap_hdr = (struct ieee80211_radiotap_header *)skb->data;
2486 if (unlikely(rtap_hdr->it_version))
2487 goto fail;
2488
2489 rtap_len = ieee80211_get_radiotap_len(skb->data);
2490 if (unlikely(skb->len < rtap_len))
2491 goto fail;
2492
2493 if (rtap_len != 14)
2494 {
2495 DBG_8192C("radiotap len (should be 14): %d\n", rtap_len);
2496 goto fail;
2497 }
2498
2499 /* Skip the ratio tap header */
2500 skb_pull(skb, rtap_len);
2501
2502 dot11_hdr = (struct ieee80211_hdr *)skb->data;
2503 frame_control = le16_to_cpu(dot11_hdr->frame_control);
2504 /* Check if the QoS bit is set */
2505 if ((frame_control & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_DATA) {
2506 /* Check if this ia a Wireless Distribution System (WDS) frame
2507 * which has 4 MAC addresses
2508 */
2509 if (frame_control & 0x0080)
2510 qos_len = 2;
2511 if ((frame_control & 0x0300) == 0x0300)
2512 dot11_hdr_len += 6;
2513
2514 memcpy(dst_mac_addr, dot11_hdr->addr1, sizeof(dst_mac_addr));
2515 memcpy(src_mac_addr, dot11_hdr->addr2, sizeof(src_mac_addr));
2516
2517 /* Skip the 802.11 header, QoS (if any) and SNAP, but leave spaces for
2518 * for two MAC addresses
2519 */
2520 skb_pull(skb, dot11_hdr_len + qos_len + snap_len - sizeof(src_mac_addr) * 2);
2521 pdata = (unsigned char*)skb->data;
2522 memcpy(pdata, dst_mac_addr, sizeof(dst_mac_addr));
2523 memcpy(pdata + sizeof(dst_mac_addr), src_mac_addr, sizeof(src_mac_addr));
2524
2525 DBG_8192C("should be eapol packet\n");
2526
2527 /* Use the real net device to transmit the packet */
2528 ret = _rtw_xmit_entry(skb, padapter->pnetdev);
2529
2530 return ret;
2531
2532 }
2533 else if ((frame_control & (IEEE80211_FCTL_FTYPE|IEEE80211_FCTL_STYPE))
2534 == (IEEE80211_FTYPE_MGMT|IEEE80211_STYPE_ACTION)
2535 )
2536 {
2537 /* only for action frames */
2538 struct xmit_frame *pmgntframe;
2539 struct pkt_attrib *pattrib;
2540 unsigned char *pframe;
2541 /* u8 category, action, OUI_Subtype, dialogToken = 0; */
2542 /* unsigned char *frame_body; */
2543 struct ieee80211_hdr *pwlanhdr;
2544 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
2545 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
2546 u8 *buf = skb->data;
2547 u32 len = skb->len;
2548 u8 category, action;
2549
2550 if (rtw_action_frame_parse(buf, len, &category, &action) == false) {
2551 DBG_8192C(FUNC_NDEV_FMT" frame_control:0x%x\n", FUNC_NDEV_ARG(ndev),
2552 le16_to_cpu(((struct ieee80211_hdr_3addr *)buf)->frame_control));
2553 goto fail;
2554 }
2555
2556 DBG_8192C("RTW_Tx:da ="MAC_FMT" via "FUNC_NDEV_FMT"\n",
2557 MAC_ARG(GetAddr1Ptr(buf)), FUNC_NDEV_ARG(ndev));
2558 if (category == RTW_WLAN_CATEGORY_PUBLIC)
2559 DBG_871X("RTW_Tx:%s\n", action_public_str(action));
2560 else
2561 DBG_871X("RTW_Tx:category(%u), action(%u)\n", category, action);
2562
2563 /* starting alloc mgmt frame to dump it */
2564 if ((pmgntframe = alloc_mgtxmitframe(pxmitpriv)) == NULL)
2565 {
2566 goto fail;
2567 }
2568
2569 /* update attribute */
2570 pattrib = &pmgntframe->attrib;
2571 update_mgntframe_attrib(padapter, pattrib);
2572 pattrib->retry_ctrl = false;
2573
2574 memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
2575
2576 pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
2577
2578 memcpy(pframe, (void*)buf, len);
2579 pattrib->pktlen = len;
2580
2581 pwlanhdr = (struct ieee80211_hdr *)pframe;
2582 /* update seq number */
2583 pmlmeext->mgnt_seq = GetSequence(pwlanhdr);
2584 pattrib->seqnum = pmlmeext->mgnt_seq;
2585 pmlmeext->mgnt_seq++;
2586
2587
2588 pattrib->last_txcmdsz = pattrib->pktlen;
2589
2590 dump_mgntframe(padapter, pmgntframe);
2591
2592 }
2593 else
2594 {
2595 DBG_8192C("frame_control = 0x%x\n", frame_control & (IEEE80211_FCTL_FTYPE|IEEE80211_FCTL_STYPE));
2596 }
2597
2598
2599 fail:
2600
2601 dev_kfree_skb_any(skb);
2602
2603 return 0;
2604
2605 }
2606
rtw_cfg80211_monitor_if_set_mac_address(struct net_device * ndev,void * addr)2607 static int rtw_cfg80211_monitor_if_set_mac_address(struct net_device *ndev, void *addr)
2608 {
2609 int ret = 0;
2610
2611 DBG_8192C("%s\n", __func__);
2612
2613 return ret;
2614 }
2615
2616 static const struct net_device_ops rtw_cfg80211_monitor_if_ops = {
2617 .ndo_open = rtw_cfg80211_monitor_if_open,
2618 .ndo_stop = rtw_cfg80211_monitor_if_close,
2619 .ndo_start_xmit = rtw_cfg80211_monitor_if_xmit_entry,
2620 .ndo_set_mac_address = rtw_cfg80211_monitor_if_set_mac_address,
2621 };
2622
rtw_cfg80211_add_monitor_if(struct adapter * padapter,char * name,struct net_device ** ndev)2623 static int rtw_cfg80211_add_monitor_if (struct adapter *padapter, char *name, struct net_device **ndev)
2624 {
2625 int ret = 0;
2626 struct net_device* mon_ndev = NULL;
2627 struct wireless_dev* mon_wdev = NULL;
2628 struct rtw_netdev_priv_indicator *pnpi;
2629 struct rtw_wdev_priv *pwdev_priv = adapter_wdev_data(padapter);
2630
2631 if (!name) {
2632 DBG_871X(FUNC_ADPT_FMT" without specific name\n", FUNC_ADPT_ARG(padapter));
2633 ret = -EINVAL;
2634 goto out;
2635 }
2636
2637 if (pwdev_priv->pmon_ndev) {
2638 DBG_871X(FUNC_ADPT_FMT" monitor interface exist: "NDEV_FMT"\n",
2639 FUNC_ADPT_ARG(padapter), NDEV_ARG(pwdev_priv->pmon_ndev));
2640 ret = -EBUSY;
2641 goto out;
2642 }
2643
2644 mon_ndev = alloc_etherdev(sizeof(struct rtw_netdev_priv_indicator));
2645 if (!mon_ndev) {
2646 DBG_871X(FUNC_ADPT_FMT" allocate ndev fail\n", FUNC_ADPT_ARG(padapter));
2647 ret = -ENOMEM;
2648 goto out;
2649 }
2650
2651 mon_ndev->type = ARPHRD_IEEE80211_RADIOTAP;
2652 strncpy(mon_ndev->name, name, IFNAMSIZ);
2653 mon_ndev->name[IFNAMSIZ - 1] = 0;
2654 mon_ndev->needs_free_netdev = true;
2655 mon_ndev->priv_destructor = rtw_ndev_destructor;
2656
2657 mon_ndev->netdev_ops = &rtw_cfg80211_monitor_if_ops;
2658
2659 pnpi = netdev_priv(mon_ndev);
2660 pnpi->priv = padapter;
2661 pnpi->sizeof_priv = sizeof(struct adapter);
2662
2663 /* wdev */
2664 mon_wdev = rtw_zmalloc(sizeof(struct wireless_dev));
2665 if (!mon_wdev) {
2666 DBG_871X(FUNC_ADPT_FMT" allocate mon_wdev fail\n", FUNC_ADPT_ARG(padapter));
2667 ret = -ENOMEM;
2668 goto out;
2669 }
2670
2671 mon_wdev->wiphy = padapter->rtw_wdev->wiphy;
2672 mon_wdev->netdev = mon_ndev;
2673 mon_wdev->iftype = NL80211_IFTYPE_MONITOR;
2674 mon_ndev->ieee80211_ptr = mon_wdev;
2675
2676 ret = register_netdevice(mon_ndev);
2677 if (ret) {
2678 goto out;
2679 }
2680
2681 *ndev = pwdev_priv->pmon_ndev = mon_ndev;
2682 memcpy(pwdev_priv->ifname_mon, name, IFNAMSIZ+1);
2683
2684 out:
2685 if (ret && mon_wdev) {
2686 kfree((u8 *)mon_wdev);
2687 mon_wdev = NULL;
2688 }
2689
2690 if (ret && mon_ndev) {
2691 free_netdev(mon_ndev);
2692 *ndev = mon_ndev = NULL;
2693 }
2694
2695 return ret;
2696 }
2697
2698 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)2699 cfg80211_rtw_add_virtual_intf(
2700 struct wiphy *wiphy,
2701 const char *name,
2702 unsigned char name_assign_type,
2703 enum nl80211_iftype type, struct vif_params *params)
2704 {
2705 int ret = 0;
2706 struct net_device* ndev = NULL;
2707 struct adapter *padapter = wiphy_to_adapter(wiphy);
2708
2709 DBG_871X(FUNC_ADPT_FMT " wiphy:%s, name:%s, type:%d\n",
2710 FUNC_ADPT_ARG(padapter), wiphy_name(wiphy), name, type);
2711
2712 switch (type) {
2713 case NL80211_IFTYPE_ADHOC:
2714 case NL80211_IFTYPE_AP_VLAN:
2715 case NL80211_IFTYPE_WDS:
2716 case NL80211_IFTYPE_MESH_POINT:
2717 ret = -ENODEV;
2718 break;
2719 case NL80211_IFTYPE_MONITOR:
2720 ret = rtw_cfg80211_add_monitor_if(padapter, (char *)name, &ndev);
2721 break;
2722 case NL80211_IFTYPE_P2P_CLIENT:
2723 case NL80211_IFTYPE_STATION:
2724 ret = -ENODEV;
2725 break;
2726 case NL80211_IFTYPE_P2P_GO:
2727 case NL80211_IFTYPE_AP:
2728 ret = -ENODEV;
2729 break;
2730 default:
2731 ret = -ENODEV;
2732 DBG_871X("Unsupported interface type\n");
2733 break;
2734 }
2735
2736 DBG_871X(FUNC_ADPT_FMT" ndev:%p, ret:%d\n", FUNC_ADPT_ARG(padapter), ndev, ret);
2737
2738 return ndev ? ndev->ieee80211_ptr : ERR_PTR(ret);
2739 }
2740
cfg80211_rtw_del_virtual_intf(struct wiphy * wiphy,struct wireless_dev * wdev)2741 static int cfg80211_rtw_del_virtual_intf(struct wiphy *wiphy,
2742 struct wireless_dev *wdev
2743 )
2744 {
2745 struct net_device *ndev = wdev_to_ndev(wdev);
2746 int ret = 0;
2747 struct adapter *adapter;
2748 struct rtw_wdev_priv *pwdev_priv;
2749
2750 if (!ndev) {
2751 ret = -EINVAL;
2752 goto exit;
2753 }
2754
2755 adapter = (struct adapter *)rtw_netdev_priv(ndev);
2756 pwdev_priv = adapter_wdev_data(adapter);
2757
2758 unregister_netdevice(ndev);
2759
2760 if (ndev == pwdev_priv->pmon_ndev) {
2761 pwdev_priv->pmon_ndev = NULL;
2762 pwdev_priv->ifname_mon[0] = '\0';
2763 DBG_871X(FUNC_NDEV_FMT" remove monitor interface\n", FUNC_NDEV_ARG(ndev));
2764 }
2765
2766 exit:
2767 return ret;
2768 }
2769
rtw_add_beacon(struct adapter * adapter,const u8 * head,size_t head_len,const u8 * tail,size_t tail_len)2770 static int rtw_add_beacon(struct adapter *adapter, const u8 *head, size_t head_len, const u8 *tail, size_t tail_len)
2771 {
2772 int ret = 0;
2773 u8 *pbuf = NULL;
2774 uint len, wps_ielen = 0;
2775 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
2776
2777 DBG_8192C("%s beacon_head_len =%zu, beacon_tail_len =%zu\n", __func__, head_len, tail_len);
2778
2779 if (check_fwstate(pmlmepriv, WIFI_AP_STATE) != true)
2780 return -EINVAL;
2781
2782 if (head_len<24)
2783 return -EINVAL;
2784
2785 pbuf = rtw_zmalloc(head_len+tail_len);
2786 if (!pbuf)
2787 return -ENOMEM;
2788
2789 memcpy(pbuf, (void *)head+24, head_len-24);/* 24 =beacon header len. */
2790 memcpy(pbuf+head_len-24, (void *)tail, tail_len);
2791
2792 len = head_len+tail_len-24;
2793
2794 /* check wps ie if inclued */
2795 if (rtw_get_wps_ie(pbuf+_FIXED_IE_LENGTH_, len-_FIXED_IE_LENGTH_, NULL, &wps_ielen))
2796 DBG_8192C("add bcn, wps_ielen =%d\n", wps_ielen);
2797
2798 /* pbss_network->IEs will not include p2p_ie, wfd ie */
2799 rtw_ies_remove_ie(pbuf, &len, _BEACON_IE_OFFSET_, _VENDOR_SPECIFIC_IE_, P2P_OUI, 4);
2800 rtw_ies_remove_ie(pbuf, &len, _BEACON_IE_OFFSET_, _VENDOR_SPECIFIC_IE_, WFD_OUI, 4);
2801
2802 if (rtw_check_beacon_data(adapter, pbuf, len) == _SUCCESS)
2803 {
2804 ret = 0;
2805 }
2806 else
2807 {
2808 ret = -EINVAL;
2809 }
2810
2811
2812 kfree(pbuf);
2813
2814 return ret;
2815 }
2816
cfg80211_rtw_start_ap(struct wiphy * wiphy,struct net_device * ndev,struct cfg80211_ap_settings * settings)2817 static int cfg80211_rtw_start_ap(struct wiphy *wiphy, struct net_device *ndev,
2818 struct cfg80211_ap_settings *settings)
2819 {
2820 int ret = 0;
2821 struct adapter *adapter = (struct adapter *)rtw_netdev_priv(ndev);
2822
2823 DBG_871X(FUNC_NDEV_FMT" hidden_ssid:%d, auth_type:%d\n", FUNC_NDEV_ARG(ndev),
2824 settings->hidden_ssid, settings->auth_type);
2825
2826 ret = rtw_add_beacon(adapter, settings->beacon.head, settings->beacon.head_len,
2827 settings->beacon.tail, settings->beacon.tail_len);
2828
2829 adapter->mlmeextpriv.mlmext_info.hidden_ssid_mode = settings->hidden_ssid;
2830
2831 if (settings->ssid && settings->ssid_len) {
2832 struct wlan_bssid_ex *pbss_network = &adapter->mlmepriv.cur_network.network;
2833 struct wlan_bssid_ex *pbss_network_ext = &adapter->mlmeextpriv.mlmext_info.network;
2834
2835 memcpy(pbss_network->Ssid.Ssid, (void *)settings->ssid, settings->ssid_len);
2836 pbss_network->Ssid.SsidLength = settings->ssid_len;
2837 memcpy(pbss_network_ext->Ssid.Ssid, (void *)settings->ssid, settings->ssid_len);
2838 pbss_network_ext->Ssid.SsidLength = settings->ssid_len;
2839 }
2840
2841 return ret;
2842 }
2843
cfg80211_rtw_change_beacon(struct wiphy * wiphy,struct net_device * ndev,struct cfg80211_beacon_data * info)2844 static int cfg80211_rtw_change_beacon(struct wiphy *wiphy, struct net_device *ndev,
2845 struct cfg80211_beacon_data *info)
2846 {
2847 int ret = 0;
2848 struct adapter *adapter = (struct adapter *)rtw_netdev_priv(ndev);
2849
2850 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
2851
2852 ret = rtw_add_beacon(adapter, info->head, info->head_len, info->tail, info->tail_len);
2853
2854 return ret;
2855 }
2856
cfg80211_rtw_stop_ap(struct wiphy * wiphy,struct net_device * ndev)2857 static int cfg80211_rtw_stop_ap(struct wiphy *wiphy, struct net_device *ndev)
2858 {
2859 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
2860 return 0;
2861 }
2862
cfg80211_rtw_add_station(struct wiphy * wiphy,struct net_device * ndev,const u8 * mac,struct station_parameters * params)2863 static int cfg80211_rtw_add_station(struct wiphy *wiphy, struct net_device *ndev,
2864 const u8 *mac,
2865 struct station_parameters *params)
2866 {
2867 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
2868
2869 return 0;
2870 }
2871
cfg80211_rtw_del_station(struct wiphy * wiphy,struct net_device * ndev,struct station_del_parameters * params)2872 static int cfg80211_rtw_del_station(struct wiphy *wiphy, struct net_device *ndev,
2873 struct station_del_parameters *params)
2874 {
2875 int ret = 0;
2876 struct list_head *phead, *plist;
2877 u8 updated = false;
2878 struct sta_info *psta = NULL;
2879 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
2880 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
2881 struct sta_priv *pstapriv = &padapter->stapriv;
2882 const u8 *mac = params->mac;
2883
2884 DBG_871X("+"FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
2885
2886 if (check_fwstate(pmlmepriv, (_FW_LINKED|WIFI_AP_STATE)) != true)
2887 {
2888 DBG_8192C("%s, fw_state != FW_LINKED|WIFI_AP_STATE\n", __func__);
2889 return -EINVAL;
2890 }
2891
2892
2893 if (!mac)
2894 {
2895 DBG_8192C("flush all sta, and cam_entry\n");
2896
2897 flush_all_cam_entry(padapter); /* clear CAM */
2898
2899 ret = rtw_sta_flush(padapter);
2900
2901 return ret;
2902 }
2903
2904
2905 DBG_8192C("free sta macaddr =" MAC_FMT "\n", MAC_ARG(mac));
2906
2907 if (mac[0] == 0xff && mac[1] == 0xff &&
2908 mac[2] == 0xff && mac[3] == 0xff &&
2909 mac[4] == 0xff && mac[5] == 0xff)
2910 {
2911 return -EINVAL;
2912 }
2913
2914
2915 spin_lock_bh(&pstapriv->asoc_list_lock);
2916
2917 phead = &pstapriv->asoc_list;
2918 plist = get_next(phead);
2919
2920 /* check asoc_queue */
2921 while (phead != plist)
2922 {
2923 psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list);
2924
2925 plist = get_next(plist);
2926
2927 if (!memcmp((u8 *)mac, psta->hwaddr, ETH_ALEN))
2928 {
2929 if (psta->dot8021xalg == 1 && psta->bpairwise_key_installed == false)
2930 {
2931 DBG_8192C("%s, sta's dot8021xalg = 1 and key_installed = false\n", __func__);
2932 }
2933 else
2934 {
2935 DBG_8192C("free psta =%p, aid =%d\n", psta, psta->aid);
2936
2937 list_del_init(&psta->asoc_list);
2938 pstapriv->asoc_list_cnt--;
2939
2940 updated = ap_free_sta(padapter, psta, true, WLAN_REASON_DEAUTH_LEAVING);
2941
2942 psta = NULL;
2943
2944 break;
2945 }
2946
2947 }
2948
2949 }
2950
2951 spin_unlock_bh(&pstapriv->asoc_list_lock);
2952
2953 associated_clients_update(padapter, updated);
2954
2955 DBG_871X("-"FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
2956
2957 return ret;
2958
2959 }
2960
cfg80211_rtw_change_station(struct wiphy * wiphy,struct net_device * ndev,const u8 * mac,struct station_parameters * params)2961 static int cfg80211_rtw_change_station(struct wiphy *wiphy, struct net_device *ndev,
2962 const u8 *mac, struct station_parameters *params)
2963 {
2964 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
2965
2966 return 0;
2967 }
2968
rtw_sta_info_get_by_idx(const int idx,struct sta_priv * pstapriv)2969 static struct sta_info *rtw_sta_info_get_by_idx(const int idx, struct sta_priv *pstapriv)
2970
2971 {
2972 struct list_head *phead, *plist;
2973 struct sta_info *psta = NULL;
2974 int i = 0;
2975
2976 phead = &pstapriv->asoc_list;
2977 plist = get_next(phead);
2978
2979 /* check asoc_queue */
2980 while (phead != plist)
2981 {
2982 if (idx == i) psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list);
2983 plist = get_next(plist);
2984 i++;
2985 }
2986 return psta;
2987 }
2988
cfg80211_rtw_dump_station(struct wiphy * wiphy,struct net_device * ndev,int idx,u8 * mac,struct station_info * sinfo)2989 static int cfg80211_rtw_dump_station(struct wiphy *wiphy, struct net_device *ndev,
2990 int idx, u8 *mac, struct station_info *sinfo)
2991 {
2992
2993 int ret = 0;
2994 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
2995 struct sta_info *psta = NULL;
2996 struct sta_priv *pstapriv = &padapter->stapriv;
2997 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
2998
2999 spin_lock_bh(&pstapriv->asoc_list_lock);
3000 psta = rtw_sta_info_get_by_idx(idx, pstapriv);
3001 spin_unlock_bh(&pstapriv->asoc_list_lock);
3002 if (NULL == psta)
3003 {
3004 DBG_871X("Station is not found\n");
3005 ret = -ENOENT;
3006 goto exit;
3007 }
3008 memcpy(mac, psta->hwaddr, ETH_ALEN);
3009 sinfo->filled = BIT_ULL(NL80211_STA_INFO_SIGNAL);
3010 sinfo->signal = psta->rssi;
3011
3012 exit:
3013 return ret;
3014 }
3015
cfg80211_rtw_change_bss(struct wiphy * wiphy,struct net_device * ndev,struct bss_parameters * params)3016 static int cfg80211_rtw_change_bss(struct wiphy *wiphy, struct net_device *ndev,
3017 struct bss_parameters *params)
3018 {
3019 DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
3020 return 0;
3021 }
3022
rtw_cfg80211_rx_action(struct adapter * adapter,u8 * frame,uint frame_len,const char * msg)3023 void rtw_cfg80211_rx_action(struct adapter *adapter, u8 *frame, uint frame_len, const char*msg)
3024 {
3025 s32 freq;
3026 int channel;
3027 u8 category, action;
3028
3029 channel = rtw_get_oper_ch(adapter);
3030
3031 rtw_action_frame_parse(frame, frame_len, &category, &action);
3032
3033 DBG_8192C("RTW_Rx:cur_ch =%d\n", channel);
3034 if (msg)
3035 DBG_871X("RTW_Rx:%s\n", msg);
3036 else
3037 DBG_871X("RTW_Rx:category(%u), action(%u)\n", category, action);
3038
3039 freq = rtw_ieee80211_channel_to_frequency(channel, NL80211_BAND_2GHZ);
3040
3041 rtw_cfg80211_rx_mgmt(adapter, freq, 0, frame, frame_len, GFP_ATOMIC);
3042 }
3043
_cfg80211_rtw_mgmt_tx(struct adapter * padapter,u8 tx_ch,const u8 * buf,size_t len)3044 static int _cfg80211_rtw_mgmt_tx(struct adapter *padapter, u8 tx_ch, const u8 *buf, size_t len)
3045 {
3046 struct xmit_frame *pmgntframe;
3047 struct pkt_attrib *pattrib;
3048 unsigned char *pframe;
3049 int ret = _FAIL;
3050 bool ack = true;
3051 struct ieee80211_hdr *pwlanhdr;
3052 struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
3053 struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
3054
3055 rtw_set_scan_deny(padapter, 1000);
3056
3057 rtw_scan_abort(padapter);
3058 if (tx_ch != rtw_get_oper_ch(padapter)) {
3059 if (!check_fwstate(&padapter->mlmepriv, _FW_LINKED))
3060 pmlmeext->cur_channel = tx_ch;
3061 set_channel_bwmode(padapter, tx_ch, HAL_PRIME_CHNL_OFFSET_DONT_CARE, CHANNEL_WIDTH_20);
3062 }
3063
3064 /* starting alloc mgmt frame to dump it */
3065 if ((pmgntframe = alloc_mgtxmitframe(pxmitpriv)) == NULL)
3066 {
3067 /* ret = -ENOMEM; */
3068 ret = _FAIL;
3069 goto exit;
3070 }
3071
3072 /* update attribute */
3073 pattrib = &pmgntframe->attrib;
3074 update_mgntframe_attrib(padapter, pattrib);
3075 pattrib->retry_ctrl = false;
3076
3077 memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
3078
3079 pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
3080
3081 memcpy(pframe, (void*)buf, len);
3082 pattrib->pktlen = len;
3083
3084 pwlanhdr = (struct ieee80211_hdr *)pframe;
3085 /* update seq number */
3086 pmlmeext->mgnt_seq = GetSequence(pwlanhdr);
3087 pattrib->seqnum = pmlmeext->mgnt_seq;
3088 pmlmeext->mgnt_seq++;
3089
3090 pattrib->last_txcmdsz = pattrib->pktlen;
3091
3092 if (dump_mgntframe_and_wait_ack(padapter, pmgntframe) != _SUCCESS)
3093 {
3094 ack = false;
3095 ret = _FAIL;
3096
3097 #ifdef DEBUG_CFG80211
3098 DBG_8192C("%s, ack == _FAIL\n", __func__);
3099 #endif
3100 }
3101 else
3102 {
3103
3104 msleep(50);
3105
3106 #ifdef DEBUG_CFG80211
3107 DBG_8192C("%s, ack =%d, ok!\n", __func__, ack);
3108 #endif
3109 ret = _SUCCESS;
3110 }
3111
3112 exit:
3113
3114 #ifdef DEBUG_CFG80211
3115 DBG_8192C("%s, ret =%d\n", __func__, ret);
3116 #endif
3117
3118 return ret;
3119
3120 }
3121
cfg80211_rtw_mgmt_tx(struct wiphy * wiphy,struct wireless_dev * wdev,struct cfg80211_mgmt_tx_params * params,u64 * cookie)3122 static int cfg80211_rtw_mgmt_tx(struct wiphy *wiphy,
3123 struct wireless_dev *wdev,
3124 struct cfg80211_mgmt_tx_params *params,
3125 u64 *cookie)
3126 {
3127 struct net_device *ndev = wdev_to_ndev(wdev);
3128 struct ieee80211_channel *chan = params->chan;
3129 const u8 *buf = params->buf;
3130 size_t len = params->len;
3131 int ret = 0;
3132 int tx_ret;
3133 u32 dump_limit = RTW_MAX_MGMT_TX_CNT;
3134 u32 dump_cnt = 0;
3135 bool ack = true;
3136 u8 tx_ch = (u8)ieee80211_frequency_to_channel(chan->center_freq);
3137 u8 category, action;
3138 int type = (-1);
3139 struct adapter *padapter;
3140 struct rtw_wdev_priv *pwdev_priv;
3141
3142 if (ndev == NULL) {
3143 ret = -EINVAL;
3144 goto exit;
3145 }
3146
3147 padapter = (struct adapter *)rtw_netdev_priv(ndev);
3148 pwdev_priv = adapter_wdev_data(padapter);
3149
3150 /* cookie generation */
3151 *cookie = (unsigned long) buf;
3152
3153 #ifdef DEBUG_CFG80211
3154 DBG_871X(FUNC_ADPT_FMT" len =%zu, ch =%d"
3155 "\n", FUNC_ADPT_ARG(padapter),
3156 len, tx_ch
3157 );
3158 #endif /* DEBUG_CFG80211 */
3159
3160 /* indicate ack before issue frame to avoid racing with rsp frame */
3161 rtw_cfg80211_mgmt_tx_status(padapter, *cookie, buf, len, ack, GFP_KERNEL);
3162
3163 if (rtw_action_frame_parse(buf, len, &category, &action) == false) {
3164 DBG_8192C(FUNC_ADPT_FMT" frame_control:0x%x\n", FUNC_ADPT_ARG(padapter),
3165 le16_to_cpu(((struct ieee80211_hdr_3addr *)buf)->frame_control));
3166 goto exit;
3167 }
3168
3169 DBG_8192C("RTW_Tx:tx_ch =%d, da ="MAC_FMT"\n", tx_ch, MAC_ARG(GetAddr1Ptr(buf)));
3170 if (category == RTW_WLAN_CATEGORY_PUBLIC)
3171 DBG_871X("RTW_Tx:%s\n", action_public_str(action));
3172 else
3173 DBG_871X("RTW_Tx:category(%u), action(%u)\n", category, action);
3174
3175 rtw_ps_deny(padapter, PS_DENY_MGNT_TX);
3176 if (_FAIL == rtw_pwr_wakeup(padapter)) {
3177 ret = -EFAULT;
3178 goto cancel_ps_deny;
3179 }
3180
3181 do {
3182 dump_cnt++;
3183 tx_ret = _cfg80211_rtw_mgmt_tx(padapter, tx_ch, buf, len);
3184 } while (dump_cnt < dump_limit && tx_ret != _SUCCESS);
3185
3186 if (tx_ret != _SUCCESS || dump_cnt > 1) {
3187 DBG_871X(FUNC_ADPT_FMT" %s (%d/%d)\n", FUNC_ADPT_ARG(padapter),
3188 tx_ret == _SUCCESS?"OK":"FAIL", dump_cnt, dump_limit);
3189 }
3190
3191 switch (type) {
3192 case P2P_GO_NEGO_CONF:
3193 rtw_clear_scan_deny(padapter);
3194 break;
3195 case P2P_INVIT_RESP:
3196 if (pwdev_priv->invit_info.flags & BIT(0)
3197 && pwdev_priv->invit_info.status == 0)
3198 {
3199 DBG_871X(FUNC_ADPT_FMT" agree with invitation of persistent group\n",
3200 FUNC_ADPT_ARG(padapter));
3201 rtw_set_scan_deny(padapter, 5000);
3202 rtw_pwr_wakeup_ex(padapter, 5000);
3203 rtw_clear_scan_deny(padapter);
3204 }
3205 break;
3206 }
3207
3208 cancel_ps_deny:
3209 rtw_ps_deny_cancel(padapter, PS_DENY_MGNT_TX);
3210 exit:
3211 return ret;
3212 }
3213
cfg80211_rtw_mgmt_frame_register(struct wiphy * wiphy,struct wireless_dev * wdev,u16 frame_type,bool reg)3214 static void cfg80211_rtw_mgmt_frame_register(struct wiphy *wiphy,
3215 struct wireless_dev *wdev,
3216 u16 frame_type, bool reg)
3217 {
3218 struct net_device *ndev = wdev_to_ndev(wdev);
3219 struct adapter *adapter;
3220
3221 if (ndev == NULL)
3222 goto exit;
3223
3224 adapter = (struct adapter *)rtw_netdev_priv(ndev);
3225
3226 #ifdef DEBUG_CFG80211
3227 DBG_871X(FUNC_ADPT_FMT" frame_type:%x, reg:%d\n", FUNC_ADPT_ARG(adapter),
3228 frame_type, reg);
3229 #endif
3230
3231 if (frame_type != (IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ))
3232 return;
3233 exit:
3234 return;
3235 }
3236
3237 #if defined(CONFIG_PNO_SUPPORT)
cfg80211_rtw_sched_scan_start(struct wiphy * wiphy,struct net_device * dev,struct cfg80211_sched_scan_request * request)3238 static int cfg80211_rtw_sched_scan_start(struct wiphy *wiphy,
3239 struct net_device *dev,
3240 struct cfg80211_sched_scan_request *request) {
3241
3242 struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
3243 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
3244 int ret;
3245
3246 if (padapter->bup == false) {
3247 DBG_871X("%s: net device is down.\n", __func__);
3248 return -EIO;
3249 }
3250
3251 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true ||
3252 check_fwstate(pmlmepriv, _FW_LINKED) == true ||
3253 check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) {
3254 DBG_871X("%s: device is busy.\n", __func__);
3255 rtw_scan_abort(padapter);
3256 }
3257
3258 if (request == NULL) {
3259 DBG_871X("%s: invalid cfg80211_requests parameters.\n", __func__);
3260 return -EINVAL;
3261 }
3262
3263 ret = rtw_android_cfg80211_pno_setup(dev, request->ssids,
3264 request->n_ssids, request->interval);
3265
3266 if (ret < 0) {
3267 DBG_871X("%s ret: %d\n", __func__, ret);
3268 goto exit;
3269 }
3270
3271 ret = rtw_android_pno_enable(dev, true);
3272 if (ret < 0) {
3273 DBG_871X("%s ret: %d\n", __func__, ret);
3274 goto exit;
3275 }
3276 exit:
3277 return ret;
3278 }
3279
cfg80211_rtw_sched_scan_stop(struct wiphy * wiphy,struct net_device * dev)3280 static int cfg80211_rtw_sched_scan_stop(struct wiphy *wiphy,
3281 struct net_device *dev) {
3282 return rtw_android_pno_enable(dev, false);
3283 }
3284 #endif /* CONFIG_PNO_SUPPORT */
3285
rtw_cfg80211_init_ht_capab(struct ieee80211_sta_ht_cap * ht_cap,enum nl80211_band band,u8 rf_type)3286 static void rtw_cfg80211_init_ht_capab(struct ieee80211_sta_ht_cap *ht_cap, enum nl80211_band band, u8 rf_type)
3287 {
3288
3289 #define MAX_BIT_RATE_40MHZ_MCS15 300 /* Mbps */
3290 #define MAX_BIT_RATE_40MHZ_MCS7 150 /* Mbps */
3291
3292 ht_cap->ht_supported = true;
3293
3294 ht_cap->cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 |
3295 IEEE80211_HT_CAP_SGI_40 | IEEE80211_HT_CAP_SGI_20 |
3296 IEEE80211_HT_CAP_DSSSCCK40 | IEEE80211_HT_CAP_MAX_AMSDU;
3297
3298 /*
3299 *Maximum length of AMPDU that the STA can receive.
3300 *Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
3301 */
3302 ht_cap->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K;
3303
3304 /*Minimum MPDU start spacing , */
3305 ht_cap->ampdu_density = IEEE80211_HT_MPDU_DENSITY_16;
3306
3307 ht_cap->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED;
3308
3309 /*
3310 *hw->wiphy->bands[NL80211_BAND_2GHZ]
3311 *base on ant_num
3312 *rx_mask: RX mask
3313 *if rx_ant = 1 rx_mask[0]= 0xff;==>MCS0-MCS7
3314 *if rx_ant =2 rx_mask[1]= 0xff;==>MCS8-MCS15
3315 *if rx_ant >=3 rx_mask[2]= 0xff;
3316 *if BW_40 rx_mask[4]= 0x01;
3317 *highest supported RX rate
3318 */
3319 if (rf_type == RF_1T1R)
3320 {
3321 ht_cap->mcs.rx_mask[0] = 0xFF;
3322 ht_cap->mcs.rx_mask[1] = 0x00;
3323 ht_cap->mcs.rx_mask[4] = 0x01;
3324
3325 ht_cap->mcs.rx_highest = cpu_to_le16(MAX_BIT_RATE_40MHZ_MCS7);
3326 }
3327 else if ((rf_type == RF_1T2R) || (rf_type ==RF_2T2R))
3328 {
3329 ht_cap->mcs.rx_mask[0] = 0xFF;
3330 ht_cap->mcs.rx_mask[1] = 0xFF;
3331 ht_cap->mcs.rx_mask[4] = 0x01;
3332
3333 ht_cap->mcs.rx_highest = cpu_to_le16(MAX_BIT_RATE_40MHZ_MCS15);
3334 }
3335 else
3336 {
3337 DBG_8192C("%s, error rf_type =%d\n", __func__, rf_type);
3338 }
3339
3340 }
3341
rtw_cfg80211_init_wiphy(struct adapter * padapter)3342 void rtw_cfg80211_init_wiphy(struct adapter *padapter)
3343 {
3344 u8 rf_type;
3345 struct ieee80211_supported_band *bands;
3346 struct wireless_dev *pwdev = padapter->rtw_wdev;
3347 struct wiphy *wiphy = pwdev->wiphy;
3348
3349 rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
3350
3351 DBG_8192C("%s:rf_type =%d\n", __func__, rf_type);
3352
3353 {
3354 bands = wiphy->bands[NL80211_BAND_2GHZ];
3355 if (bands)
3356 rtw_cfg80211_init_ht_capab(&bands->ht_cap, NL80211_BAND_2GHZ, rf_type);
3357 }
3358
3359 /* init regulary domain */
3360 rtw_regd_init(padapter, rtw_reg_notifier);
3361
3362 /* copy mac_addr to wiphy */
3363 memcpy(wiphy->perm_addr, padapter->eeprompriv.mac_addr, ETH_ALEN);
3364
3365 }
3366
rtw_cfg80211_preinit_wiphy(struct adapter * padapter,struct wiphy * wiphy)3367 static void rtw_cfg80211_preinit_wiphy(struct adapter *padapter, struct wiphy *wiphy)
3368 {
3369
3370 wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM;
3371
3372 wiphy->max_scan_ssids = RTW_SSID_SCAN_AMOUNT;
3373 wiphy->max_scan_ie_len = RTW_SCAN_IE_LEN_MAX;
3374 wiphy->max_num_pmkids = RTW_MAX_NUM_PMKIDS;
3375
3376 wiphy->max_remain_on_channel_duration = RTW_MAX_REMAIN_ON_CHANNEL_DURATION;
3377
3378 wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION)
3379 | BIT(NL80211_IFTYPE_ADHOC)
3380 | BIT(NL80211_IFTYPE_AP)
3381 | BIT(NL80211_IFTYPE_MONITOR)
3382 ;
3383
3384 wiphy->mgmt_stypes = rtw_cfg80211_default_mgmt_stypes;
3385
3386 wiphy->software_iftypes |= BIT(NL80211_IFTYPE_MONITOR);
3387
3388 wiphy->cipher_suites = rtw_cipher_suites;
3389 wiphy->n_cipher_suites = ARRAY_SIZE(rtw_cipher_suites);
3390
3391 /* if (padapter->registrypriv.wireless_mode & WIRELESS_11G) */
3392 wiphy->bands[NL80211_BAND_2GHZ] = rtw_spt_band_alloc(NL80211_BAND_2GHZ);
3393
3394 wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL;
3395 wiphy->flags |= WIPHY_FLAG_OFFCHAN_TX | WIPHY_FLAG_HAVE_AP_SME;
3396
3397 #if defined(CONFIG_PM)
3398 wiphy->max_sched_scan_reqs = 1;
3399 #ifdef CONFIG_PNO_SUPPORT
3400 wiphy->max_sched_scan_ssids = MAX_PNO_LIST_COUNT;
3401 #endif
3402 #endif
3403
3404 #if defined(CONFIG_PM)
3405 wiphy->wowlan = &wowlan_stub;
3406 #endif
3407
3408 if (padapter->registrypriv.power_mgnt != PS_MODE_ACTIVE)
3409 wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT;
3410 else
3411 wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
3412 }
3413
3414 static struct cfg80211_ops rtw_cfg80211_ops = {
3415 .change_virtual_intf = cfg80211_rtw_change_iface,
3416 .add_key = cfg80211_rtw_add_key,
3417 .get_key = cfg80211_rtw_get_key,
3418 .del_key = cfg80211_rtw_del_key,
3419 .set_default_key = cfg80211_rtw_set_default_key,
3420 .get_station = cfg80211_rtw_get_station,
3421 .scan = cfg80211_rtw_scan,
3422 .set_wiphy_params = cfg80211_rtw_set_wiphy_params,
3423 .connect = cfg80211_rtw_connect,
3424 .disconnect = cfg80211_rtw_disconnect,
3425 .join_ibss = cfg80211_rtw_join_ibss,
3426 .leave_ibss = cfg80211_rtw_leave_ibss,
3427 .set_tx_power = cfg80211_rtw_set_txpower,
3428 .get_tx_power = cfg80211_rtw_get_txpower,
3429 .set_power_mgmt = cfg80211_rtw_set_power_mgmt,
3430 .set_pmksa = cfg80211_rtw_set_pmksa,
3431 .del_pmksa = cfg80211_rtw_del_pmksa,
3432 .flush_pmksa = cfg80211_rtw_flush_pmksa,
3433
3434 .add_virtual_intf = cfg80211_rtw_add_virtual_intf,
3435 .del_virtual_intf = cfg80211_rtw_del_virtual_intf,
3436
3437 .start_ap = cfg80211_rtw_start_ap,
3438 .change_beacon = cfg80211_rtw_change_beacon,
3439 .stop_ap = cfg80211_rtw_stop_ap,
3440
3441 .add_station = cfg80211_rtw_add_station,
3442 .del_station = cfg80211_rtw_del_station,
3443 .change_station = cfg80211_rtw_change_station,
3444 .dump_station = cfg80211_rtw_dump_station,
3445 .change_bss = cfg80211_rtw_change_bss,
3446
3447 .mgmt_tx = cfg80211_rtw_mgmt_tx,
3448 .mgmt_frame_register = cfg80211_rtw_mgmt_frame_register,
3449
3450 #if defined(CONFIG_PNO_SUPPORT)
3451 .sched_scan_start = cfg80211_rtw_sched_scan_start,
3452 .sched_scan_stop = cfg80211_rtw_sched_scan_stop,
3453 #endif /* CONFIG_PNO_SUPPORT */
3454 };
3455
rtw_wdev_alloc(struct adapter * padapter,struct device * dev)3456 int rtw_wdev_alloc(struct adapter *padapter, struct device *dev)
3457 {
3458 int ret = 0;
3459 struct wiphy *wiphy;
3460 struct wireless_dev *wdev;
3461 struct rtw_wdev_priv *pwdev_priv;
3462 struct net_device *pnetdev = padapter->pnetdev;
3463
3464 DBG_8192C("%s(padapter =%p)\n", __func__, padapter);
3465
3466 /* wiphy */
3467 wiphy = wiphy_new(&rtw_cfg80211_ops, sizeof(struct adapter *));
3468 if (!wiphy) {
3469 DBG_8192C("Couldn't allocate wiphy device\n");
3470 ret = -ENOMEM;
3471 goto exit;
3472 }
3473 set_wiphy_dev(wiphy, dev);
3474 *((struct adapter **)wiphy_priv(wiphy)) = padapter;
3475 rtw_cfg80211_preinit_wiphy(padapter, wiphy);
3476
3477 ret = wiphy_register(wiphy);
3478 if (ret < 0) {
3479 DBG_8192C("Couldn't register wiphy device\n");
3480 goto free_wiphy;
3481 }
3482
3483 /* wdev */
3484 wdev = rtw_zmalloc(sizeof(struct wireless_dev));
3485 if (!wdev) {
3486 DBG_8192C("Couldn't allocate wireless device\n");
3487 ret = -ENOMEM;
3488 goto unregister_wiphy;
3489 }
3490 wdev->wiphy = wiphy;
3491 wdev->netdev = pnetdev;
3492
3493 wdev->iftype = NL80211_IFTYPE_STATION; /* will be init in rtw_hal_init() */
3494 /* Must sync with _rtw_init_mlme_priv() */
3495 /* pmlmepriv->fw_state = WIFI_STATION_STATE */
3496 padapter->rtw_wdev = wdev;
3497 pnetdev->ieee80211_ptr = wdev;
3498
3499 /* init pwdev_priv */
3500 pwdev_priv = adapter_wdev_data(padapter);
3501 pwdev_priv->rtw_wdev = wdev;
3502 pwdev_priv->pmon_ndev = NULL;
3503 pwdev_priv->ifname_mon[0] = '\0';
3504 pwdev_priv->padapter = padapter;
3505 pwdev_priv->scan_request = NULL;
3506 spin_lock_init(&pwdev_priv->scan_req_lock);
3507
3508 pwdev_priv->p2p_enabled = false;
3509 pwdev_priv->provdisc_req_issued = false;
3510 rtw_wdev_invit_info_init(&pwdev_priv->invit_info);
3511 rtw_wdev_nego_info_init(&pwdev_priv->nego_info);
3512
3513 pwdev_priv->bandroid_scan = false;
3514
3515 if (padapter->registrypriv.power_mgnt != PS_MODE_ACTIVE)
3516 pwdev_priv->power_mgmt = true;
3517 else
3518 pwdev_priv->power_mgmt = false;
3519
3520 return ret;
3521
3522 unregister_wiphy:
3523 wiphy_unregister(wiphy);
3524 free_wiphy:
3525 wiphy_free(wiphy);
3526 exit:
3527 return ret;
3528
3529 }
3530
rtw_wdev_free(struct wireless_dev * wdev)3531 void rtw_wdev_free(struct wireless_dev *wdev)
3532 {
3533 DBG_8192C("%s(wdev =%p)\n", __func__, wdev);
3534
3535 if (!wdev)
3536 return;
3537
3538 rtw_spt_band_free(wdev->wiphy->bands[NL80211_BAND_2GHZ]);
3539
3540 wiphy_free(wdev->wiphy);
3541
3542 kfree((u8 *)wdev);
3543 }
3544
rtw_wdev_unregister(struct wireless_dev * wdev)3545 void rtw_wdev_unregister(struct wireless_dev *wdev)
3546 {
3547 struct net_device *ndev;
3548 struct adapter *adapter;
3549 struct rtw_wdev_priv *pwdev_priv;
3550
3551 DBG_8192C("%s(wdev =%p)\n", __func__, wdev);
3552
3553 if (!wdev)
3554 return;
3555
3556 if (!(ndev = wdev_to_ndev(wdev)))
3557 return;
3558
3559 adapter = (struct adapter *)rtw_netdev_priv(ndev);
3560 pwdev_priv = adapter_wdev_data(adapter);
3561
3562 rtw_cfg80211_indicate_scan_done(adapter, true);
3563
3564 if (pwdev_priv->pmon_ndev) {
3565 DBG_8192C("%s, unregister monitor interface\n", __func__);
3566 unregister_netdev(pwdev_priv->pmon_ndev);
3567 }
3568
3569 wiphy_unregister(wdev->wiphy);
3570 }
3571
