1 // SPDX-License-Identifier: GPL-2.0
2 /******************************************************************************
3 *
4 * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
5 *
6 ******************************************************************************/
7
8 #define _MLME_OSDEP_C_
9
10 #include <osdep_service.h>
11 #include <drv_types.h>
12 #include <mlme_osdep.h>
13
rtw_init_mlme_timer(struct adapter * padapter)14 void rtw_init_mlme_timer(struct adapter *padapter)
15 {
16 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
17
18 timer_setup(&pmlmepriv->assoc_timer, _rtw_join_timeout_handler, 0);
19 timer_setup(&pmlmepriv->scan_to_timer, rtw_scan_timeout_handler, 0);
20 timer_setup(&pmlmepriv->dynamic_chk_timer,
21 rtw_dynamic_check_timer_handlder, 0);
22 }
23
rtw_os_indicate_connect(struct adapter * adapter)24 void rtw_os_indicate_connect(struct adapter *adapter)
25 {
26 rtw_indicate_wx_assoc_event(adapter);
27 netif_carrier_on(adapter->pnetdev);
28 }
29
30 static struct rt_pmkid_list backup_pmkid[NUM_PMKID_CACHE];
31
rtw_reset_securitypriv(struct adapter * adapter)32 void rtw_reset_securitypriv(struct adapter *adapter)
33 {
34 u8 backup_index;
35 u8 backup_counter;
36 u32 backup_time;
37 struct security_priv *psec_priv = &adapter->securitypriv;
38
39 if (psec_priv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) {
40 /* 802.1x
41 * We have to backup the PMK information for WiFi PMK Caching
42 * test item. Backup the btkip_countermeasure information. When
43 * the countermeasure is trigger, the driver have to disconnect
44 * with AP for 60 seconds.
45 */
46 memcpy(backup_pmkid, psec_priv->PMKIDList,
47 sizeof(struct rt_pmkid_list) * NUM_PMKID_CACHE);
48 backup_index = psec_priv->PMKIDIndex;
49 backup_counter = psec_priv->btkip_countermeasure;
50 backup_time = psec_priv->btkip_countermeasure_time;
51
52 memset(psec_priv, 0, sizeof(*psec_priv));
53
54 /* Restore the PMK information to securitypriv structure
55 * for the following connection.
56 */
57 memcpy(psec_priv->PMKIDList, backup_pmkid,
58 sizeof(struct rt_pmkid_list) * NUM_PMKID_CACHE);
59 psec_priv->PMKIDIndex = backup_index;
60 psec_priv->btkip_countermeasure = backup_counter;
61 psec_priv->btkip_countermeasure_time = backup_time;
62 psec_priv->ndisauthtype = Ndis802_11AuthModeOpen;
63 psec_priv->ndisencryptstatus = Ndis802_11WEPDisabled;
64 } else {
65 /* reset values in securitypriv */
66 psec_priv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open;
67 psec_priv->dot11PrivacyAlgrthm = _NO_PRIVACY_;
68 psec_priv->dot11PrivacyKeyIndex = 0;
69 psec_priv->dot118021XGrpPrivacy = _NO_PRIVACY_;
70 psec_priv->dot118021XGrpKeyid = 1;
71 psec_priv->ndisauthtype = Ndis802_11AuthModeOpen;
72 psec_priv->ndisencryptstatus = Ndis802_11WEPDisabled;
73 }
74 }
75
rtw_os_indicate_disconnect(struct adapter * adapter)76 void rtw_os_indicate_disconnect(struct adapter *adapter)
77 {
78 /* Do it first for tx broadcast pkt after disconnection issue! */
79 netif_carrier_off(adapter->pnetdev);
80 rtw_indicate_wx_disassoc_event(adapter);
81 rtw_reset_securitypriv(adapter);
82 }
83
rtw_report_sec_ie(struct adapter * adapter,u8 authmode,u8 * sec_ie)84 void rtw_report_sec_ie(struct adapter *adapter, u8 authmode, u8 *sec_ie)
85 {
86 uint len;
87 u8 *buff, *p, i;
88 union iwreq_data wrqu;
89
90 RT_TRACE(_module_mlme_osdep_c_, _drv_info_,
91 ("+%s, authmode=%d\n", __func__, authmode));
92 buff = NULL;
93 if (authmode == WLAN_EID_VENDOR_SPECIFIC) {
94 RT_TRACE(_module_mlme_osdep_c_, _drv_info_,
95 ("%s, authmode=%d\n", __func__, authmode));
96 buff = rtw_malloc(IW_CUSTOM_MAX);
97 if (!buff)
98 return;
99 memset(buff, 0, IW_CUSTOM_MAX);
100 p = buff;
101 p += sprintf(p, "ASSOCINFO(ReqIEs =");
102 len = sec_ie[1] + 2;
103 len = min_t(uint, len, IW_CUSTOM_MAX);
104 for (i = 0; i < len; i++)
105 p += sprintf(p, "%02x", sec_ie[i]);
106 p += sprintf(p, ")");
107 memset(&wrqu, 0, sizeof(wrqu));
108 wrqu.data.length = min_t(__u16, p - buff, IW_CUSTOM_MAX);
109 wireless_send_event(adapter->pnetdev, IWEVCUSTOM, &wrqu, buff);
110 kfree(buff);
111 }
112 }
113
init_addba_retry_timer(struct adapter * padapter,struct sta_info * psta)114 void init_addba_retry_timer(struct adapter *padapter, struct sta_info *psta)
115 {
116 timer_setup(&psta->addba_retry_timer, addba_timer_hdl, 0);
117 }
118
init_mlme_ext_timer(struct adapter * padapter)119 void init_mlme_ext_timer(struct adapter *padapter)
120 {
121 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
122
123 timer_setup(&pmlmeext->survey_timer, survey_timer_hdl, 0);
124 timer_setup(&pmlmeext->link_timer, link_timer_hdl, 0);
125 }
126
127 #ifdef CONFIG_88EU_AP_MODE
128
rtw_indicate_sta_assoc_event(struct adapter * padapter,struct sta_info * psta)129 void rtw_indicate_sta_assoc_event(struct adapter *padapter, struct sta_info *psta)
130 {
131 union iwreq_data wrqu;
132 struct sta_priv *pstapriv = &padapter->stapriv;
133
134 if (!psta)
135 return;
136
137 if (psta->aid > NUM_STA)
138 return;
139
140 if (pstapriv->sta_aid[psta->aid - 1] != psta)
141 return;
142
143 wrqu.addr.sa_family = ARPHRD_ETHER;
144
145 memcpy(wrqu.addr.sa_data, psta->hwaddr, ETH_ALEN);
146
147 DBG_88E("+%s\n", __func__);
148
149 wireless_send_event(padapter->pnetdev, IWEVREGISTERED, &wrqu, NULL);
150 }
151
rtw_indicate_sta_disassoc_event(struct adapter * padapter,struct sta_info * psta)152 void rtw_indicate_sta_disassoc_event(struct adapter *padapter, struct sta_info *psta)
153 {
154 union iwreq_data wrqu;
155 struct sta_priv *pstapriv = &padapter->stapriv;
156
157 if (!psta)
158 return;
159
160 if (psta->aid > NUM_STA)
161 return;
162
163 if (pstapriv->sta_aid[psta->aid - 1] != psta)
164 return;
165
166 wrqu.addr.sa_family = ARPHRD_ETHER;
167
168 memcpy(wrqu.addr.sa_data, psta->hwaddr, ETH_ALEN);
169
170 DBG_88E("+%s\n", __func__);
171
172 wireless_send_event(padapter->pnetdev, IWEVEXPIRED, &wrqu, NULL);
173 }
174
175 #endif
176