1// SPDX-License-Identifier: GPL-2.0
2/******************************************************************************
3 *
4 * Copyright(c) 2007 - 2011 Realtek Corporation. All rights reserved.
5 *
6 ******************************************************************************/
7#include <drv_types.h>
8#include <rtw_debug.h>
9
10static void _dynamic_check_timer_handler(struct timer_list *t)
11{
12	struct adapter *adapter =
13		from_timer(adapter, t, mlmepriv.dynamic_chk_timer);
14
15	rtw_dynamic_check_timer_handler(adapter);
16
17	_set_timer(&adapter->mlmepriv.dynamic_chk_timer, 2000);
18}
19
20static void _rtw_set_scan_deny_timer_hdl(struct timer_list *t)
21{
22	struct adapter *adapter =
23		from_timer(adapter, t, mlmepriv.set_scan_deny_timer);
24
25	rtw_clear_scan_deny(adapter);
26}
27
28void rtw_init_mlme_timer(struct adapter *padapter)
29{
30	struct	mlme_priv *pmlmepriv = &padapter->mlmepriv;
31
32	timer_setup(&pmlmepriv->assoc_timer, _rtw_join_timeout_handler, 0);
33	timer_setup(&pmlmepriv->scan_to_timer, rtw_scan_timeout_handler, 0);
34	timer_setup(&pmlmepriv->dynamic_chk_timer,
35		    _dynamic_check_timer_handler, 0);
36	timer_setup(&pmlmepriv->set_scan_deny_timer,
37		    _rtw_set_scan_deny_timer_hdl, 0);
38}
39
40void rtw_os_indicate_connect(struct adapter *adapter)
41{
42	struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
43
44	if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) ||
45		(check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true)) {
46		rtw_cfg80211_ibss_indicate_connect(adapter);
47	} else {
48		rtw_cfg80211_indicate_connect(adapter);
49	}
50
51	netif_carrier_on(adapter->pnetdev);
52
53	if (adapter->pid[2] != 0)
54		rtw_signal_process(adapter->pid[2], SIGALRM);
55}
56
57void rtw_os_indicate_scan_done(struct adapter *padapter, bool aborted)
58{
59	rtw_cfg80211_indicate_scan_done(padapter, aborted);
60}
61
62static struct rt_pmkid_list   backupPMKIDList[NUM_PMKID_CACHE];
63void rtw_reset_securitypriv(struct adapter *adapter)
64{
65	u8 backupPMKIDIndex = 0;
66	u8 backupTKIPCountermeasure = 0x00;
67	u32 backupTKIPcountermeasure_time = 0;
68	/*  add for CONFIG_IEEE80211W, none 11w also can use */
69	struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv;
70
71	spin_lock_bh(&adapter->security_key_mutex);
72
73	if (adapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) {
74		/* 802.1x */
75		/*  Added by Albert 2009/02/18 */
76		/*  We have to backup the PMK information for WiFi PMK Caching test item. */
77		/*  */
78		/*  Backup the btkip_countermeasure information. */
79		/*  When the countermeasure is trigger, the driver have to disconnect with AP for 60 seconds. */
80
81		memcpy(&backupPMKIDList[0], &adapter->securitypriv.PMKIDList[0], sizeof(struct rt_pmkid_list) * NUM_PMKID_CACHE);
82		backupPMKIDIndex = adapter->securitypriv.PMKIDIndex;
83		backupTKIPCountermeasure = adapter->securitypriv.btkip_countermeasure;
84		backupTKIPcountermeasure_time = adapter->securitypriv.btkip_countermeasure_time;
85
86		/* reset RX BIP packet number */
87		pmlmeext->mgnt_80211w_IPN_rx = 0;
88
89		memset((unsigned char *)&adapter->securitypriv, 0, sizeof(struct security_priv));
90
91		/*  Added by Albert 2009/02/18 */
92		/*  Restore the PMK information to securitypriv structure for the following connection. */
93		memcpy(&adapter->securitypriv.PMKIDList[0], &backupPMKIDList[0], sizeof(struct rt_pmkid_list) * NUM_PMKID_CACHE);
94		adapter->securitypriv.PMKIDIndex = backupPMKIDIndex;
95		adapter->securitypriv.btkip_countermeasure = backupTKIPCountermeasure;
96		adapter->securitypriv.btkip_countermeasure_time = backupTKIPcountermeasure_time;
97
98		adapter->securitypriv.ndisauthtype = Ndis802_11AuthModeOpen;
99		adapter->securitypriv.ndisencryptstatus = Ndis802_11WEPDisabled;
100
101	} else {
102		/* reset values in securitypriv */
103		/* if (adapter->mlmepriv.fw_state & WIFI_STATION_STATE) */
104		/*  */
105		struct security_priv *psec_priv = &adapter->securitypriv;
106
107		psec_priv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open;  /* open system */
108		psec_priv->dot11PrivacyAlgrthm = _NO_PRIVACY_;
109		psec_priv->dot11PrivacyKeyIndex = 0;
110
111		psec_priv->dot118021XGrpPrivacy = _NO_PRIVACY_;
112		psec_priv->dot118021XGrpKeyid = 1;
113
114		psec_priv->ndisauthtype = Ndis802_11AuthModeOpen;
115		psec_priv->ndisencryptstatus = Ndis802_11WEPDisabled;
116		/*  */
117	}
118	/*  add for CONFIG_IEEE80211W, none 11w also can use */
119	spin_unlock_bh(&adapter->security_key_mutex);
120}
121
122void rtw_os_indicate_disconnect(struct adapter *adapter)
123{
124	/* struct rt_pmkid_list   backupPMKIDList[ NUM_PMKID_CACHE ]; */
125
126	netif_carrier_off(adapter->pnetdev); /*  Do it first for tx broadcast pkt after disconnection issue! */
127
128	rtw_cfg80211_indicate_disconnect(adapter);
129
130	/* modify for CONFIG_IEEE80211W, none 11w also can use the same command */
131	rtw_reset_securitypriv_cmd(adapter);
132}
133
134void rtw_report_sec_ie(struct adapter *adapter, u8 authmode, u8 *sec_ie)
135{
136	uint	len;
137	u8 *buff, *p, i;
138	union iwreq_data wrqu;
139
140	buff = NULL;
141	if (authmode == WLAN_EID_VENDOR_SPECIFIC) {
142		buff = rtw_zmalloc(IW_CUSTOM_MAX);
143		if (!buff)
144			return;
145
146		p = buff;
147
148		p += scnprintf(p, IW_CUSTOM_MAX - (p - buff), "ASSOCINFO(ReqIEs =");
149
150		len = sec_ie[1] + 2;
151		len = (len < IW_CUSTOM_MAX) ? len : IW_CUSTOM_MAX;
152
153		for (i = 0; i < len; i++)
154			p += scnprintf(p, IW_CUSTOM_MAX - (p - buff), "%02x", sec_ie[i]);
155
156		p += scnprintf(p, IW_CUSTOM_MAX - (p - buff), ")");
157
158		memset(&wrqu, 0, sizeof(wrqu));
159
160		wrqu.data.length = p - buff;
161
162		wrqu.data.length = (wrqu.data.length < IW_CUSTOM_MAX) ? wrqu.data.length : IW_CUSTOM_MAX;
163
164		kfree(buff);
165	}
166}
167
168void init_addba_retry_timer(struct adapter *padapter, struct sta_info *psta)
169{
170	timer_setup(&psta->addba_retry_timer, addba_timer_hdl, 0);
171}
172
173void init_mlme_ext_timer(struct adapter *padapter)
174{
175	struct	mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
176
177	timer_setup(&pmlmeext->survey_timer, survey_timer_hdl, 0);
178	timer_setup(&pmlmeext->link_timer, link_timer_hdl, 0);
179	timer_setup(&pmlmeext->sa_query_timer, sa_query_timer_hdl, 0);
180}
181