1 /******************************************************************************
2 *
3 * Copyright(c) 2007 - 2019 Realtek Corporation.
4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of version 2 of the GNU General Public License as
7 * published by the Free Software Foundation.
8 *
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
12 * more details.
13 *
14 *****************************************************************************/
15
16
17 #define _MLME_OSDEP_C_
18
19 #include <drv_types.h>
20
21
22 #ifdef RTK_DMP_PLATFORM
Linkup_workitem_callback(struct work_struct * work)23 void Linkup_workitem_callback(struct work_struct *work)
24 {
25 struct mlme_priv *pmlmepriv = container_of(work, struct mlme_priv, Linkup_workitem);
26 _adapter *padapter = container_of(pmlmepriv, _adapter, mlmepriv);
27
28
29
30 #if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 12))
31 kobject_uevent(&padapter->pnetdev->dev.kobj, KOBJ_LINKUP);
32 #else
33 kobject_hotplug(&padapter->pnetdev->class_dev.kobj, KOBJ_LINKUP);
34 #endif
35
36 }
37
Linkdown_workitem_callback(struct work_struct * work)38 void Linkdown_workitem_callback(struct work_struct *work)
39 {
40 struct mlme_priv *pmlmepriv = container_of(work, struct mlme_priv, Linkdown_workitem);
41 _adapter *padapter = container_of(pmlmepriv, _adapter, mlmepriv);
42
43
44
45 #if (LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 12))
46 kobject_uevent(&padapter->pnetdev->dev.kobj, KOBJ_LINKDOWN);
47 #else
48 kobject_hotplug(&padapter->pnetdev->class_dev.kobj, KOBJ_LINKDOWN);
49 #endif
50
51 }
52 #endif
53
54 extern void rtw_indicate_wx_assoc_event(_adapter *padapter);
55 extern void rtw_indicate_wx_disassoc_event(_adapter *padapter);
56
rtw_os_indicate_connect(_adapter * adapter)57 void rtw_os_indicate_connect(_adapter *adapter)
58 {
59 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
60
61 #ifdef CONFIG_IOCTL_CFG80211
62 if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == _TRUE) ||
63 (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == _TRUE))
64 rtw_cfg80211_ibss_indicate_connect(adapter);
65 else
66 rtw_cfg80211_indicate_connect(adapter);
67 #endif /* CONFIG_IOCTL_CFG80211 */
68
69 rtw_indicate_wx_assoc_event(adapter);
70
71 #ifdef CONFIG_RTW_MESH
72 #if CONFIG_RTW_MESH_CTO_MGATE_CARRIER
73 if (!rtw_mesh_cto_mgate_required(adapter))
74 #endif
75 #endif
76 rtw_netif_carrier_on(adapter->pnetdev);
77
78 if (adapter->pid[2] != 0)
79 rtw_signal_process(adapter->pid[2], SIGALRM);
80
81 #ifdef RTK_DMP_PLATFORM
82 _set_workitem(&adapter->mlmepriv.Linkup_workitem);
83 #endif
84
85
86 }
87
88 extern void indicate_wx_scan_complete_event(_adapter *padapter);
rtw_os_indicate_scan_done(_adapter * padapter,bool aborted)89 void rtw_os_indicate_scan_done(_adapter *padapter, bool aborted)
90 {
91 #ifdef CONFIG_IOCTL_CFG80211
92 rtw_cfg80211_indicate_scan_done(padapter, aborted);
93 #endif
94 indicate_wx_scan_complete_event(padapter);
95 }
96
97 static RT_PMKID_LIST backupPMKIDList[NUM_PMKID_CACHE];
rtw_reset_securitypriv(_adapter * adapter)98 void rtw_reset_securitypriv(_adapter *adapter)
99 {
100 u8 backupPMKIDIndex = 0;
101 u8 backupTKIPCountermeasure = 0x00;
102 u32 backupTKIPcountermeasure_time = 0;
103 /* add for CONFIG_IEEE80211W, none 11w also can use */
104
105 _rtw_spinlock_bh(&adapter->security_key_mutex);
106
107 if (adapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) { /* 802.1x */
108 u8 backup_sw_encrypt, backup_sw_decrypt;
109
110 backup_sw_encrypt = adapter->securitypriv.sw_encrypt;
111 backup_sw_decrypt = adapter->securitypriv.sw_decrypt;
112
113 /* Added by Albert 2009/02/18 */
114 /* We have to backup the PMK information for WiFi PMK Caching test item. */
115 /* */
116 /* Backup the btkip_countermeasure information. */
117 /* When the countermeasure is trigger, the driver have to disconnect with AP for 60 seconds. */
118
119 _rtw_memset(&backupPMKIDList[0], 0x00, sizeof(RT_PMKID_LIST) * NUM_PMKID_CACHE);
120
121 _rtw_memcpy(&backupPMKIDList[0], &adapter->securitypriv.PMKIDList[0], sizeof(RT_PMKID_LIST) * NUM_PMKID_CACHE);
122 backupPMKIDIndex = adapter->securitypriv.PMKIDIndex;
123 backupTKIPCountermeasure = adapter->securitypriv.btkip_countermeasure;
124 backupTKIPcountermeasure_time = adapter->securitypriv.btkip_countermeasure_time;
125 _rtw_memset((unsigned char *)&adapter->securitypriv, 0, sizeof(struct security_priv));
126
127 /* Added by Albert 2009/02/18 */
128 /* Restore the PMK information to securitypriv structure for the following connection. */
129 _rtw_memcpy(&adapter->securitypriv.PMKIDList[0], &backupPMKIDList[0], sizeof(RT_PMKID_LIST) * NUM_PMKID_CACHE);
130 adapter->securitypriv.PMKIDIndex = backupPMKIDIndex;
131 adapter->securitypriv.btkip_countermeasure = backupTKIPCountermeasure;
132 adapter->securitypriv.btkip_countermeasure_time = backupTKIPcountermeasure_time;
133
134 adapter->securitypriv.ndisauthtype = Ndis802_11AuthModeOpen;
135 adapter->securitypriv.ndisencryptstatus = Ndis802_11WEPDisabled;
136
137 adapter->securitypriv.extauth_status = WLAN_STATUS_UNSPECIFIED_FAILURE;
138
139 adapter->securitypriv.sw_encrypt = backup_sw_encrypt;
140 adapter->securitypriv.sw_decrypt = backup_sw_decrypt;
141
142 } else { /* reset values in securitypriv */
143 /* if(adapter->mlmepriv.fw_state & WIFI_STATION_STATE) */
144 /* { */
145 struct security_priv *psec_priv = &adapter->securitypriv;
146
147 psec_priv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */
148 psec_priv->dot11PrivacyAlgrthm = _NO_PRIVACY_;
149 psec_priv->dot11PrivacyKeyIndex = 0;
150
151 psec_priv->dot118021XGrpPrivacy = _NO_PRIVACY_;
152 psec_priv->dot118021XGrpKeyid = 1;
153
154 psec_priv->ndisauthtype = Ndis802_11AuthModeOpen;
155 psec_priv->ndisencryptstatus = Ndis802_11WEPDisabled;
156 /* } */
157
158 psec_priv->extauth_status = WLAN_STATUS_UNSPECIFIED_FAILURE;
159 }
160 /* add for CONFIG_IEEE80211W, none 11w also can use */
161 _rtw_spinunlock_bh(&adapter->security_key_mutex);
162
163 RTW_INFO(FUNC_ADPT_FMT" - End to Disconnect\n", FUNC_ADPT_ARG(adapter));
164 }
165
rtw_os_indicate_disconnect(_adapter * adapter,u16 reason,u8 locally_generated)166 void rtw_os_indicate_disconnect(_adapter *adapter, u16 reason, u8 locally_generated)
167 {
168 /* RT_PMKID_LIST backupPMKIDList[NUM_PMKID_CACHE]; */
169
170
171 rtw_netif_carrier_off(adapter->pnetdev); /* Do it first for tx broadcast pkt after disconnection issue! */
172
173 #ifdef CONFIG_IOCTL_CFG80211
174 rtw_cfg80211_indicate_disconnect(adapter, reason, locally_generated);
175 #endif /* CONFIG_IOCTL_CFG80211 */
176
177 rtw_indicate_wx_disassoc_event(adapter);
178
179 #ifdef RTK_DMP_PLATFORM
180 _set_workitem(&adapter->mlmepriv.Linkdown_workitem);
181 #endif
182 rtw_reset_securitypriv(adapter);
183 }
184
rtw_report_sec_ie(_adapter * adapter,u8 authmode,u8 * sec_ie)185 void rtw_report_sec_ie(_adapter *adapter, u8 authmode, u8 *sec_ie)
186 {
187 uint len;
188 u8 *buff, *p, i;
189 union iwreq_data wrqu;
190
191
192
193 buff = NULL;
194 if (authmode == _WPA_IE_ID_) {
195
196 buff = rtw_zmalloc(IW_CUSTOM_MAX);
197 if (NULL == buff) {
198 RTW_INFO(FUNC_ADPT_FMT ": alloc memory FAIL!!\n",
199 FUNC_ADPT_ARG(adapter));
200 return;
201 }
202 p = buff;
203
204 p += sprintf(p, "ASSOCINFO(ReqIEs=");
205
206 len = sec_ie[1] + 2;
207 len = (len < IW_CUSTOM_MAX) ? len : IW_CUSTOM_MAX;
208
209 for (i = 0; i < len; i++)
210 p += sprintf(p, "%02x", sec_ie[i]);
211
212 p += sprintf(p, ")");
213
214 _rtw_memset(&wrqu, 0, sizeof(wrqu));
215
216 wrqu.data.length = p - buff;
217
218 wrqu.data.length = (wrqu.data.length < IW_CUSTOM_MAX) ? wrqu.data.length : IW_CUSTOM_MAX;
219
220 #ifndef CONFIG_IOCTL_CFG80211
221 wireless_send_event(adapter->pnetdev, IWEVCUSTOM, &wrqu, buff);
222 #endif
223
224 rtw_mfree(buff, IW_CUSTOM_MAX);
225 }
226
227
228 }
229
230 #ifdef CONFIG_AP_MODE
231
rtw_indicate_sta_assoc_event(_adapter * padapter,struct sta_info * psta)232 void rtw_indicate_sta_assoc_event(_adapter *padapter, struct sta_info *psta)
233 {
234 union iwreq_data wrqu;
235 struct sta_priv *pstapriv = &padapter->stapriv;
236
237 if (psta == NULL)
238 return;
239
240 if (psta->phl_sta->aid > pstapriv->max_aid)
241 return;
242
243 if (pstapriv->sta_aid[psta->phl_sta->aid - 1] != psta)
244 return;
245
246
247 wrqu.addr.sa_family = ARPHRD_ETHER;
248
249 _rtw_memcpy(wrqu.addr.sa_data, psta->phl_sta->mac_addr, ETH_ALEN);
250
251 RTW_INFO("+rtw_indicate_sta_assoc_event\n");
252
253 #ifndef CONFIG_IOCTL_CFG80211
254 wireless_send_event(padapter->pnetdev, IWEVREGISTERED, &wrqu, NULL);
255 #endif
256
257 }
258
rtw_indicate_sta_disassoc_event(_adapter * padapter,struct sta_info * psta)259 void rtw_indicate_sta_disassoc_event(_adapter *padapter, struct sta_info *psta)
260 {
261 union iwreq_data wrqu;
262 struct sta_priv *pstapriv = &padapter->stapriv;
263
264 if (psta == NULL)
265 return;
266
267 if (psta->phl_sta->aid > pstapriv->max_aid)
268 return;
269
270 if (pstapriv->sta_aid[psta->phl_sta->aid - 1] != psta)
271 return;
272
273
274 wrqu.addr.sa_family = ARPHRD_ETHER;
275
276 _rtw_memcpy(wrqu.addr.sa_data, psta->phl_sta->mac_addr, ETH_ALEN);
277
278 RTW_INFO("+rtw_indicate_sta_disassoc_event\n");
279
280 #ifndef CONFIG_IOCTL_CFG80211
281 wireless_send_event(padapter->pnetdev, IWEVEXPIRED, &wrqu, NULL);
282 #endif
283
284 }
285
286
287 #ifdef CONFIG_HOSTAPD_MLME
288
mgnt_xmit_entry(struct sk_buff * skb,struct net_device * pnetdev)289 static int mgnt_xmit_entry(struct sk_buff *skb, struct net_device *pnetdev)
290 {
291 struct hostapd_priv *phostapdpriv = rtw_netdev_priv(pnetdev);
292 _adapter *padapter = (_adapter *)phostapdpriv->padapter;
293
294 /* RTW_INFO("%s\n", __FUNCTION__); */
295
296 return rtw_hal_hostap_mgnt_xmit_entry(padapter, skb);
297 }
298
mgnt_netdev_open(struct net_device * pnetdev)299 static int mgnt_netdev_open(struct net_device *pnetdev)
300 {
301 struct hostapd_priv *phostapdpriv = rtw_netdev_priv(pnetdev);
302
303 RTW_INFO("mgnt_netdev_open: MAC Address:" MAC_FMT "\n", MAC_ARG(pnetdev->dev_addr));
304
305
306 init_usb_anchor(&phostapdpriv->anchored);
307
308 rtw_netif_wake_queue(pnetdev);
309
310 rtw_netif_carrier_on(pnetdev);
311
312 return 0;
313 }
mgnt_netdev_close(struct net_device * pnetdev)314 static int mgnt_netdev_close(struct net_device *pnetdev)
315 {
316 struct hostapd_priv *phostapdpriv = rtw_netdev_priv(pnetdev);
317
318 RTW_INFO("%s\n", __FUNCTION__);
319
320 usb_kill_anchored_urbs(&phostapdpriv->anchored);
321
322 rtw_netif_carrier_off(pnetdev);
323
324 rtw_netif_stop_queue(pnetdev);
325
326 return 0;
327 }
328
329 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 29))
330 static const struct net_device_ops rtl871x_mgnt_netdev_ops = {
331 .ndo_open = mgnt_netdev_open,
332 .ndo_stop = mgnt_netdev_close,
333 .ndo_start_xmit = mgnt_xmit_entry,
334 #if 0
335 .ndo_set_mac_address = r871x_net_set_mac_address,
336 .ndo_get_stats = r871x_net_get_stats,
337 .ndo_do_ioctl = r871x_mp_ioctl,
338 #endif
339 };
340 #endif
341
hostapd_mode_init(_adapter * padapter)342 int hostapd_mode_init(_adapter *padapter)
343 {
344 unsigned char mac[ETH_ALEN];
345 struct hostapd_priv *phostapdpriv;
346 struct net_device *pnetdev;
347
348 pnetdev = rtw_alloc_etherdev(sizeof(struct hostapd_priv));
349 if (!pnetdev)
350 return -ENOMEM;
351
352 /* SET_MODULE_OWNER(pnetdev); */
353 ether_setup(pnetdev);
354
355 /* pnetdev->type = ARPHRD_IEEE80211; */
356
357 phostapdpriv = rtw_netdev_priv(pnetdev);
358 phostapdpriv->pmgnt_netdev = pnetdev;
359 phostapdpriv->padapter = padapter;
360 padapter->phostapdpriv = phostapdpriv;
361
362 /* pnetdev->init = NULL; */
363
364 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 29))
365
366 RTW_INFO("register rtl871x_mgnt_netdev_ops to netdev_ops\n");
367
368 pnetdev->netdev_ops = &rtl871x_mgnt_netdev_ops;
369
370 #else
371
372 pnetdev->open = mgnt_netdev_open;
373
374 pnetdev->stop = mgnt_netdev_close;
375
376 pnetdev->hard_start_xmit = mgnt_xmit_entry;
377
378 /* pnetdev->set_mac_address = r871x_net_set_mac_address; */
379
380 /* pnetdev->get_stats = r871x_net_get_stats; */
381
382 /* pnetdev->do_ioctl = r871x_mp_ioctl; */
383
384 #endif
385
386 pnetdev->watchdog_timeo = HZ; /* 1 second timeout */
387
388 /* pnetdev->wireless_handlers = NULL; */
389
390
391
392
393 if (dev_alloc_name(pnetdev, "mgnt.wlan%d") < 0)
394 RTW_INFO("hostapd_mode_init(): dev_alloc_name, fail!\n");
395
396
397 /* SET_NETDEV_DEV(pnetdev, pintfpriv->udev); */
398
399
400 mac[0] = 0x00;
401 mac[1] = 0xe0;
402 mac[2] = 0x4c;
403 mac[3] = 0x87;
404 mac[4] = 0x11;
405 mac[5] = 0x12;
406
407 _rtw_memcpy(pnetdev->dev_addr, mac, ETH_ALEN);
408
409
410 rtw_netif_carrier_off(pnetdev);
411
412
413 /* Tell the network stack we exist */
414 if (register_netdev(pnetdev) != 0) {
415 RTW_INFO("hostapd_mode_init(): register_netdev fail!\n");
416
417 if (pnetdev)
418 rtw_free_netdev(pnetdev);
419 }
420
421 return 0;
422
423 }
424
hostapd_mode_unload(_adapter * padapter)425 void hostapd_mode_unload(_adapter *padapter)
426 {
427 struct hostapd_priv *phostapdpriv = padapter->phostapdpriv;
428 struct net_device *pnetdev = phostapdpriv->pmgnt_netdev;
429
430 unregister_netdev(pnetdev);
431 rtw_free_netdev(pnetdev);
432
433 }
434
435 #endif
436 #endif
437