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RTL88x2BU-Linux-Driver/core/rtw_tdls.c

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/******************************************************************************
*
* Copyright(c) 2007 - 2017 Realtek Corporation.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
*****************************************************************************/
#define _RTW_TDLS_C_
#include <drv_types.h>
#include <hal_data.h>
#ifdef CONFIG_TDLS
#define ONE_SEC 1000 /* 1000 ms */
extern unsigned char MCS_rate_2R[16];
extern unsigned char MCS_rate_1R[16];
inline void rtw_tdls_set_link_established(_adapter *adapter, bool en)
{
adapter->tdlsinfo.link_established = en;
rtw_mi_update_iface_status(&(adapter->mlmepriv), 0);
}
void rtw_reset_tdls_info(_adapter *padapter)
{
struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
ptdlsinfo->ap_prohibited = _FALSE;
/* For TDLS channel switch, currently we only allow it to work in wifi logo test mode */
if (padapter->registrypriv.wifi_spec == 1)
ptdlsinfo->ch_switch_prohibited = _FALSE;
else
ptdlsinfo->ch_switch_prohibited = _TRUE;
rtw_tdls_set_link_established(padapter, _FALSE);
ptdlsinfo->sta_cnt = 0;
ptdlsinfo->sta_maximum = _FALSE;
#ifdef CONFIG_TDLS_CH_SW
ptdlsinfo->chsw_info.ch_sw_state = TDLS_STATE_NONE;
ATOMIC_SET(&ptdlsinfo->chsw_info.chsw_on, _FALSE);
ptdlsinfo->chsw_info.off_ch_num = 0;
ptdlsinfo->chsw_info.ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
ptdlsinfo->chsw_info.cur_time = 0;
ptdlsinfo->chsw_info.delay_switch_back = _FALSE;
ptdlsinfo->chsw_info.dump_stack = _FALSE;
#endif
ptdlsinfo->ch_sensing = 0;
ptdlsinfo->watchdog_count = 0;
ptdlsinfo->dev_discovered = _FALSE;
#ifdef CONFIG_WFD
ptdlsinfo->wfd_info = &padapter->wfd_info;
#endif
ptdlsinfo->tdls_sctx = NULL;
}
int rtw_init_tdls_info(_adapter *padapter)
{
int res = _SUCCESS;
struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
rtw_reset_tdls_info(padapter);
#ifdef CONFIG_TDLS_DRIVER_SETUP
ptdlsinfo->driver_setup = _TRUE;
#else
ptdlsinfo->driver_setup = _FALSE;
#endif /* CONFIG_TDLS_DRIVER_SETUP */
_rtw_spinlock_init(&ptdlsinfo->cmd_lock);
_rtw_spinlock_init(&ptdlsinfo->hdl_lock);
return res;
}
void rtw_free_tdls_info(struct tdls_info *ptdlsinfo)
{
_rtw_spinlock_free(&ptdlsinfo->cmd_lock);
_rtw_spinlock_free(&ptdlsinfo->hdl_lock);
_rtw_memset(ptdlsinfo, 0, sizeof(struct tdls_info));
}
void rtw_free_all_tdls_sta(_adapter *padapter, u8 enqueue_cmd)
{
struct sta_priv *pstapriv = &padapter->stapriv;
struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
_irqL irqL;
_list *plist, *phead;
s32 index;
struct sta_info *psta = NULL;
struct sta_info *ptdls_sta[NUM_STA];
u8 empty_hwaddr[ETH_ALEN] = { 0x00 };
_rtw_memset(ptdls_sta, 0x00, sizeof(ptdls_sta));
_enter_critical_bh(&pstapriv->sta_hash_lock, &irqL);
for (index = 0; index < NUM_STA; index++) {
phead = &(pstapriv->sta_hash[index]);
plist = get_next(phead);
while (rtw_end_of_queue_search(phead, plist) == _FALSE) {
psta = LIST_CONTAINOR(plist, struct sta_info, hash_list);
plist = get_next(plist);
if (psta->tdls_sta_state != TDLS_STATE_NONE)
ptdls_sta[index] = psta;
}
}
_exit_critical_bh(&pstapriv->sta_hash_lock, &irqL);
for (index = 0; index < NUM_STA; index++) {
if (ptdls_sta[index]) {
struct TDLSoption_param tdls_param;
psta = ptdls_sta[index];
RTW_INFO("Do tear down to "MAC_FMT" by enqueue_cmd = %d\n", MAC_ARG(psta->cmn.mac_addr), enqueue_cmd);
_rtw_memcpy(&(tdls_param.addr), psta->cmn.mac_addr, ETH_ALEN);
tdls_param.option = TDLS_TEARDOWN_STA_NO_WAIT;
tdls_hdl(padapter, (unsigned char *)&(tdls_param));
rtw_tdls_teardown_pre_hdl(padapter, psta);
if (enqueue_cmd == _TRUE)
rtw_tdls_cmd(padapter, psta->cmn.mac_addr, TDLS_TEARDOWN_STA_LOCALLY_POST);
else
{
tdls_param.option = TDLS_TEARDOWN_STA_LOCALLY_POST;
tdls_hdl(padapter, (unsigned char *)&(tdls_param));
}
}
}
}
int check_ap_tdls_prohibited(u8 *pframe, u8 pkt_len)
{
u8 tdls_prohibited_bit = 0x40; /* bit(38); TDLS_prohibited */
if (pkt_len < 5)
return _FALSE;
pframe += 4;
if ((*pframe) & tdls_prohibited_bit)
return _TRUE;
return _FALSE;
}
int check_ap_tdls_ch_switching_prohibited(u8 *pframe, u8 pkt_len)
{
u8 tdls_ch_swithcing_prohibited_bit = 0x80; /* bit(39); TDLS_channel_switching prohibited */
if (pkt_len < 5)
return _FALSE;
pframe += 4;
if ((*pframe) & tdls_ch_swithcing_prohibited_bit)
return _TRUE;
return _FALSE;
}
u8 rtw_is_tdls_enabled(_adapter *padapter)
{
return padapter->registrypriv.en_tdls;
}
void rtw_set_tdls_enable(_adapter *padapter, u8 enable)
{
padapter->registrypriv.en_tdls = enable;
RTW_INFO("%s: en_tdls = %d\n", __func__, rtw_is_tdls_enabled(padapter));
}
void rtw_enable_tdls_func(_adapter *padapter)
{
if (rtw_is_tdls_enabled(padapter) == _TRUE)
return;
#if 0
#ifdef CONFIG_MCC_MODE
if (rtw_hal_check_mcc_status(padapter, MCC_STATUS_DOING_MCC) == _TRUE) {
RTW_INFO("[TDLS] MCC is running, can't enable TDLS !\n");
return;
}
#endif
#endif
rtw_set_tdls_enable(padapter, _TRUE);
}
void rtw_disable_tdls_func(_adapter *padapter, u8 enqueue_cmd)
{
if (rtw_is_tdls_enabled(padapter) == _FALSE)
return;
rtw_free_all_tdls_sta(padapter, enqueue_cmd);
rtw_tdls_cmd(padapter, NULL, TDLS_RS_RCR);
rtw_reset_tdls_info(padapter);
rtw_set_tdls_enable(padapter, _FALSE);
}
u8 rtw_is_tdls_sta_existed(_adapter *padapter)
{
struct sta_priv *pstapriv = &padapter->stapriv;
struct sta_info *psta;
int i = 0;
_irqL irqL;
_list *plist, *phead;
u8 ret = _FALSE;
if (rtw_is_tdls_enabled(padapter) == _FALSE)
return _FALSE;
_enter_critical_bh(&pstapriv->sta_hash_lock, &irqL);
for (i = 0; i < NUM_STA; i++) {
phead = &(pstapriv->sta_hash[i]);
plist = get_next(phead);
while ((rtw_end_of_queue_search(phead, plist)) == _FALSE) {
psta = LIST_CONTAINOR(plist, struct sta_info, hash_list);
plist = get_next(plist);
if (psta->tdls_sta_state != TDLS_STATE_NONE) {
ret = _TRUE;
goto Exit;
}
}
}
Exit:
_exit_critical_bh(&pstapriv->sta_hash_lock, &irqL);
return ret;
}
u8 rtw_tdls_is_setup_allowed(_adapter *padapter)
{
struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
if (is_client_associated_to_ap(padapter) == _FALSE)
return _FALSE;
if (ptdlsinfo->ap_prohibited == _TRUE)
return _FALSE;
return _TRUE;
}
#ifdef CONFIG_TDLS_CH_SW
u8 rtw_tdls_is_chsw_allowed(_adapter *padapter)
{
struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
if (ptdlsinfo->ch_switch_prohibited == _TRUE)
return _FALSE;
if (padapter->registrypriv.wifi_spec == 0)
return _FALSE;
return _TRUE;
}
#endif
int _issue_nulldata_to_TDLS_peer_STA(_adapter *padapter, unsigned char *da, unsigned int power_mode, int wait_ms)
{
int ret = _FAIL;
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
unsigned char *pframe;
struct rtw_ieee80211_hdr *pwlanhdr;
unsigned short *fctrl, *qc;
struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
pmgntframe = alloc_mgtxmitframe(pxmitpriv);
if (pmgntframe == NULL)
goto exit;
pattrib = &pmgntframe->attrib;
update_mgntframe_attrib(padapter, pattrib);
pattrib->hdrlen += 2;
pattrib->qos_en = _TRUE;
pattrib->eosp = 1;
pattrib->ack_policy = 0;
pattrib->mdata = 0;
pattrib->retry_ctrl = _FALSE;
_rtw_memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
fctrl = &(pwlanhdr->frame_ctl);
*(fctrl) = 0;
if (power_mode)
SetPwrMgt(fctrl);
qc = (unsigned short *)(pframe + pattrib->hdrlen - 2);
SetPriority(qc, 7); /* Set priority to VO */
SetEOSP(qc, pattrib->eosp);
SetAckpolicy(qc, pattrib->ack_policy);
_rtw_memcpy(pwlanhdr->addr1, da, ETH_ALEN);
_rtw_memcpy(pwlanhdr->addr2, adapter_mac_addr(padapter), ETH_ALEN);
_rtw_memcpy(pwlanhdr->addr3, get_my_bssid(&(pmlmeinfo->network)), ETH_ALEN);
SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
pmlmeext->mgnt_seq++;
set_frame_sub_type(pframe, WIFI_QOS_DATA_NULL);
pframe += sizeof(struct rtw_ieee80211_hdr_3addr_qos);
pattrib->pktlen = sizeof(struct rtw_ieee80211_hdr_3addr_qos);
pattrib->last_txcmdsz = pattrib->pktlen;
if (wait_ms)
ret = dump_mgntframe_and_wait_ack_timeout(padapter, pmgntframe, wait_ms);
else {
dump_mgntframe(padapter, pmgntframe);
ret = _SUCCESS;
}
exit:
return ret;
}
/*
*wait_ms == 0 means that there is no need to wait ack through C2H_CCX_TX_RPT
*wait_ms > 0 means you want to wait ack through C2H_CCX_TX_RPT, and the value of wait_ms means the interval between each TX
*try_cnt means the maximal TX count to try
*/
int issue_nulldata_to_TDLS_peer_STA(_adapter *padapter, unsigned char *da, unsigned int power_mode, int try_cnt, int wait_ms)
{
int ret;
int i = 0;
systime start = rtw_get_current_time();
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
#if 0
psta = rtw_get_stainfo(&padapter->stapriv, da);
if (psta) {
if (power_mode)
rtw_hal_macid_sleep(padapter, psta->cmn.mac_id);
else
rtw_hal_macid_wakeup(padapter, psta->cmn.mac_id);
} else {
RTW_INFO(FUNC_ADPT_FMT ": Can't find sta info for " MAC_FMT ", skip macid %s!!\n",
FUNC_ADPT_ARG(padapter), MAC_ARG(da), power_mode ? "sleep" : "wakeup");
rtw_warn_on(1);
}
#endif
do {
ret = _issue_nulldata_to_TDLS_peer_STA(padapter, da, power_mode, wait_ms);
i++;
if (RTW_CANNOT_RUN(padapter))
break;
if (i < try_cnt && wait_ms > 0 && ret == _FAIL)
rtw_msleep_os(wait_ms);
} while ((i < try_cnt) && (ret == _FAIL || wait_ms == 0));
if (ret != _FAIL) {
ret = _SUCCESS;
#ifndef DBG_XMIT_ACK
goto exit;
#endif
}
if (try_cnt && wait_ms) {
if (da)
RTW_INFO(FUNC_ADPT_FMT" to "MAC_FMT", ch:%u%s, %d/%d in %u ms\n",
FUNC_ADPT_ARG(padapter), MAC_ARG(da), rtw_get_oper_ch(padapter),
ret == _SUCCESS ? ", acked" : "", i, try_cnt, rtw_get_passing_time_ms(start));
else
RTW_INFO(FUNC_ADPT_FMT", ch:%u%s, %d/%d in %u ms\n",
FUNC_ADPT_ARG(padapter), rtw_get_oper_ch(padapter),
ret == _SUCCESS ? ", acked" : "", i, try_cnt, rtw_get_passing_time_ms(start));
}
exit:
return ret;
}
/* TDLS encryption(if needed) will always be CCMP */
void rtw_tdls_set_key(_adapter *padapter, struct sta_info *ptdls_sta)
{
ptdls_sta->dot118021XPrivacy = _AES_;
rtw_setstakey_cmd(padapter, ptdls_sta, TDLS_KEY, _TRUE);
}
#ifdef CONFIG_80211N_HT
void rtw_tdls_process_ht_cap(_adapter *padapter, struct sta_info *ptdls_sta, u8 *data, u8 Length)
{
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct ht_priv *phtpriv = &pmlmepriv->htpriv;
u8 max_AMPDU_len, min_MPDU_spacing;
u8 cur_ldpc_cap = 0, cur_stbc_cap = 0, cur_beamform_cap = 0;
/* Save HT capabilities in the sta object */
_rtw_memset(&ptdls_sta->htpriv.ht_cap, 0, sizeof(struct rtw_ieee80211_ht_cap));
if (data && Length >= sizeof(struct rtw_ieee80211_ht_cap)) {
ptdls_sta->flags |= WLAN_STA_HT;
ptdls_sta->flags |= WLAN_STA_WME;
_rtw_memcpy(&ptdls_sta->htpriv.ht_cap, data, sizeof(struct rtw_ieee80211_ht_cap));
} else {
ptdls_sta->flags &= ~WLAN_STA_HT;
return;
}
if (ptdls_sta->flags & WLAN_STA_HT) {
if (padapter->registrypriv.ht_enable == _TRUE && is_supported_ht(padapter->registrypriv.wireless_mode) ) {
ptdls_sta->htpriv.ht_option = _TRUE;
ptdls_sta->qos_option = _TRUE;
} else {
ptdls_sta->htpriv.ht_option = _FALSE;
ptdls_sta->qos_option = _FALSE;
}
}
/* HT related cap */
if (ptdls_sta->htpriv.ht_option) {
/* Check if sta supports rx ampdu */
if (padapter->registrypriv.ampdu_enable == 1)
ptdls_sta->htpriv.ampdu_enable = _TRUE;
/* AMPDU Parameters field */
/* Get MIN of MAX AMPDU Length Exp */
if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3) > (data[2] & 0x3))
max_AMPDU_len = (data[2] & 0x3);
else
max_AMPDU_len = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x3);
/* Get MAX of MIN MPDU Start Spacing */
if ((pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c) > (data[2] & 0x1c))
min_MPDU_spacing = (pmlmeinfo->HT_caps.u.HT_cap_element.AMPDU_para & 0x1c);
else
min_MPDU_spacing = (data[2] & 0x1c);
ptdls_sta->htpriv.rx_ampdu_min_spacing = max_AMPDU_len | min_MPDU_spacing;
/* Check if sta support s Short GI 20M */
if ((phtpriv->sgi_20m == _TRUE) && (ptdls_sta->htpriv.ht_cap.cap_info & cpu_to_le16(IEEE80211_HT_CAP_SGI_20)))
ptdls_sta->htpriv.sgi_20m = _TRUE;
/* Check if sta support s Short GI 40M */
if ((phtpriv->sgi_40m == _TRUE) && (ptdls_sta->htpriv.ht_cap.cap_info & cpu_to_le16(IEEE80211_HT_CAP_SGI_40)))
ptdls_sta->htpriv.sgi_40m = _TRUE;
/* Bwmode would still followed AP's setting */
if (ptdls_sta->htpriv.ht_cap.cap_info & cpu_to_le16(IEEE80211_HT_CAP_SUP_WIDTH)) {
if (padapter->mlmeextpriv.cur_bwmode >= CHANNEL_WIDTH_40)
ptdls_sta->cmn.bw_mode = CHANNEL_WIDTH_40;
ptdls_sta->htpriv.ch_offset = padapter->mlmeextpriv.cur_ch_offset;
}
/* Config LDPC Coding Capability */
if (TEST_FLAG(phtpriv->ldpc_cap, LDPC_HT_ENABLE_TX) && GET_HT_CAP_ELE_LDPC_CAP(data)) {
SET_FLAG(cur_ldpc_cap, (LDPC_HT_ENABLE_TX | LDPC_HT_CAP_TX));
RTW_INFO("Enable HT Tx LDPC!\n");
}
ptdls_sta->htpriv.ldpc_cap = cur_ldpc_cap;
/* Config STBC setting */
if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX) && GET_HT_CAP_ELE_RX_STBC(data)) {
SET_FLAG(cur_stbc_cap, (STBC_HT_ENABLE_TX | STBC_HT_CAP_TX));
RTW_INFO("Enable HT Tx STBC!\n");
}
ptdls_sta->htpriv.stbc_cap = cur_stbc_cap;
#ifdef CONFIG_BEAMFORMING
/* Config Tx beamforming setting */
if (TEST_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE) &&
GET_HT_CAP_TXBF_EXPLICIT_COMP_STEERING_CAP(data))
SET_FLAG(cur_beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE);
if (TEST_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE) &&
GET_HT_CAP_TXBF_EXPLICIT_COMP_FEEDBACK_CAP(data))
SET_FLAG(cur_beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE);
ptdls_sta->htpriv.beamform_cap = cur_beamform_cap;
if (cur_beamform_cap)
RTW_INFO("Client HT Beamforming Cap = 0x%02X\n", cur_beamform_cap);
#endif /* CONFIG_BEAMFORMING */
}
}
u8 *rtw_tdls_set_ht_cap(_adapter *padapter, u8 *pframe, struct pkt_attrib *pattrib)
{
rtw_ht_use_default_setting(padapter);
if (padapter->registrypriv.wifi_spec == 1) {
padapter->mlmepriv.htpriv.sgi_20m = _FALSE;
padapter->mlmepriv.htpriv.sgi_40m = _FALSE;
}
rtw_restructure_ht_ie(padapter, NULL, pframe, 0, &(pattrib->pktlen), padapter->mlmeextpriv.cur_channel);
return pframe + pattrib->pktlen;
}
#endif
#ifdef CONFIG_80211AC_VHT
void rtw_tdls_process_vht_cap(_adapter *padapter, struct sta_info *ptdls_sta, u8 *data, u8 Length)
{
struct rf_ctl_t *rfctl = adapter_to_rfctl(padapter);
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct vht_priv *pvhtpriv = &pmlmepriv->vhtpriv;
u8 cur_ldpc_cap = 0, cur_stbc_cap = 0, tx_nss = 0;
u16 cur_beamform_cap = 0;
u8 *pcap_mcs;
_rtw_memset(&ptdls_sta->vhtpriv, 0, sizeof(struct vht_priv));
if (data && Length == 12) {
ptdls_sta->flags |= WLAN_STA_VHT;
_rtw_memcpy(ptdls_sta->vhtpriv.vht_cap, data, 12);
#if 0
if (elems.vht_op_mode_notify && elems.vht_op_mode_notify_len == 1)
_rtw_memcpy(&pstat->vhtpriv.vht_op_mode_notify, elems.vht_op_mode_notify, 1);
else /* for Frame without Operating Mode notify ie; default: 80M */
pstat->vhtpriv.vht_op_mode_notify = CHANNEL_WIDTH_80;
#else
ptdls_sta->vhtpriv.vht_op_mode_notify = CHANNEL_WIDTH_80;
#endif
} else {
ptdls_sta->flags &= ~WLAN_STA_VHT;
return;
}
if (ptdls_sta->flags & WLAN_STA_VHT) {
if (REGSTY_IS_11AC_ENABLE(&padapter->registrypriv)
&& is_supported_vht(padapter->registrypriv.wireless_mode)
&& (!rfctl->country_ent || COUNTRY_CHPLAN_EN_11AC(rfctl->country_ent))) {
ptdls_sta->vhtpriv.vht_option = _TRUE;
ptdls_sta->cmn.ra_info.is_vht_enable = _TRUE;
}
else
ptdls_sta->vhtpriv.vht_option = _FALSE;
}
/* B4 Rx LDPC */
if (TEST_FLAG(pvhtpriv->ldpc_cap, LDPC_VHT_ENABLE_TX) &&
GET_VHT_CAPABILITY_ELE_RX_LDPC(data)) {
SET_FLAG(cur_ldpc_cap, (LDPC_VHT_ENABLE_TX | LDPC_VHT_CAP_TX));
RTW_INFO("Current VHT LDPC Setting = %02X\n", cur_ldpc_cap);
}
ptdls_sta->vhtpriv.ldpc_cap = cur_ldpc_cap;
/* B5 Short GI for 80 MHz */
ptdls_sta->vhtpriv.sgi_80m = (GET_VHT_CAPABILITY_ELE_SHORT_GI80M(data) & pvhtpriv->sgi_80m) ? _TRUE : _FALSE;
/* B8 B9 B10 Rx STBC */
if (TEST_FLAG(pvhtpriv->stbc_cap, STBC_VHT_ENABLE_TX) &&
GET_VHT_CAPABILITY_ELE_RX_STBC(data)) {
SET_FLAG(cur_stbc_cap, (STBC_VHT_ENABLE_TX | STBC_VHT_CAP_TX));
RTW_INFO("Current VHT STBC Setting = %02X\n", cur_stbc_cap);
}
ptdls_sta->vhtpriv.stbc_cap = cur_stbc_cap;
#ifdef CONFIG_BEAMFORMING
/* B11 SU Beamformer Capable, the target supports Beamformer and we are Beamformee */
if (TEST_FLAG(pvhtpriv->beamform_cap, BEAMFORMING_VHT_BEAMFORMER_ENABLE) &&
GET_VHT_CAPABILITY_ELE_SU_BFEE(data))
SET_FLAG(cur_beamform_cap, BEAMFORMING_VHT_BEAMFORMEE_ENABLE);
/* B12 SU Beamformee Capable, the target supports Beamformee and we are Beamformer */
if (TEST_FLAG(pvhtpriv->beamform_cap, BEAMFORMING_VHT_BEAMFORMEE_ENABLE) &&
GET_VHT_CAPABILITY_ELE_SU_BFER(data))
SET_FLAG(cur_beamform_cap, BEAMFORMING_VHT_BEAMFORMER_ENABLE);
ptdls_sta->vhtpriv.beamform_cap = cur_beamform_cap;
ptdls_sta->cmn.bf_info.vht_beamform_cap = cur_beamform_cap;
if (cur_beamform_cap)
RTW_INFO("Current VHT Beamforming Setting = %02X\n", cur_beamform_cap);
#endif /*CONFIG_BEAMFORMING*/
/* B23 B24 B25 Maximum A-MPDU Length Exponent */
ptdls_sta->vhtpriv.ampdu_len = GET_VHT_CAPABILITY_ELE_MAX_RXAMPDU_FACTOR(data);
pcap_mcs = GET_VHT_CAPABILITY_ELE_RX_MCS(data);
tx_nss = GET_HAL_TX_NSS(padapter);
rtw_vht_nss_to_mcsmap(tx_nss, ptdls_sta->vhtpriv.vht_mcs_map, pcap_mcs);
ptdls_sta->vhtpriv.vht_highest_rate = rtw_get_vht_highest_rate(ptdls_sta->vhtpriv.vht_mcs_map);
}
void rtw_tdls_process_vht_operation(_adapter *padapter, struct sta_info *ptdls_sta, u8 *data, u8 Length)
{
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct registry_priv *regsty = adapter_to_regsty(padapter);
u8 operation_bw = 0;
if (GET_VHT_OPERATION_ELE_CHL_WIDTH(data) >= 1) {
operation_bw = CHANNEL_WIDTH_80;
if (hal_is_bw_support(padapter, operation_bw) && REGSTY_IS_BW_5G_SUPPORT(regsty, operation_bw)
&& (operation_bw <= pmlmeext->cur_bwmode))
ptdls_sta->cmn.bw_mode = operation_bw;
else
ptdls_sta->cmn.bw_mode = pmlmeext->cur_bwmode;
} else
ptdls_sta->cmn.bw_mode = pmlmeext->cur_bwmode;
}
void rtw_tdls_process_vht_op_mode_notify(_adapter *padapter, struct sta_info *ptdls_sta, u8 *data, u8 Length)
{
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct vht_priv *pvhtpriv = &pmlmepriv->vhtpriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct registry_priv *regsty = adapter_to_regsty(padapter);
u8 target_bw;
u8 target_rxss, current_rxss;
if (pvhtpriv->vht_option == _FALSE)
return;
target_bw = GET_VHT_OPERATING_MODE_FIELD_CHNL_WIDTH(data);
target_rxss = (GET_VHT_OPERATING_MODE_FIELD_RX_NSS(data) + 1);
if (hal_is_bw_support(padapter, target_bw) && REGSTY_IS_BW_5G_SUPPORT(regsty, target_bw)
&& (target_bw <= pmlmeext->cur_bwmode))
ptdls_sta->cmn.bw_mode = target_bw;
else
ptdls_sta->cmn.bw_mode = pmlmeext->cur_bwmode;
current_rxss = rtw_vht_mcsmap_to_nss(ptdls_sta->vhtpriv.vht_mcs_map);
if (target_rxss != current_rxss) {
u8 vht_mcs_map[2] = {};
rtw_vht_nss_to_mcsmap(target_rxss, vht_mcs_map, ptdls_sta->vhtpriv.vht_mcs_map);
_rtw_memcpy(ptdls_sta->vhtpriv.vht_mcs_map, vht_mcs_map, 2);
}
}
u8 *rtw_tdls_set_aid(_adapter *padapter, u8 *pframe, struct pkt_attrib *pattrib)
{
return rtw_set_ie(pframe, EID_AID, 2, (u8 *)&(padapter->mlmepriv.cur_network.aid), &(pattrib->pktlen));
}
u8 *rtw_tdls_set_vht_cap(_adapter *padapter, u8 *pframe, struct pkt_attrib *pattrib)
{
u32 ie_len = 0;
rtw_vht_use_default_setting(padapter);
ie_len = rtw_build_vht_cap_ie(padapter, pframe);
pattrib->pktlen += ie_len;
return pframe + ie_len;
}
u8 *rtw_tdls_set_vht_operation(_adapter *padapter, u8 *pframe, struct pkt_attrib *pattrib, u8 channel)
{
u32 ie_len = 0;
ie_len = rtw_build_vht_operation_ie(padapter, pframe, channel);
pattrib->pktlen += ie_len;
return pframe + ie_len;
}
u8 *rtw_tdls_set_vht_op_mode_notify(_adapter *padapter, u8 *pframe, struct pkt_attrib *pattrib, u8 bw)
{
u32 ie_len = 0;
ie_len = rtw_build_vht_op_mode_notify_ie(padapter, pframe, bw);
pattrib->pktlen += ie_len;
return pframe + ie_len;
}
#endif
u8 *rtw_tdls_set_sup_ch(_adapter *adapter, u8 *pframe, struct pkt_attrib *pattrib)
{
struct rf_ctl_t *rfctl = adapter_to_rfctl(adapter);
u8 sup_ch[30 * 2] = {0x00}, ch_set_idx = 0, sup_ch_idx = 2;
while (ch_set_idx < rfctl->max_chan_nums && rfctl->channel_set[ch_set_idx].ChannelNum != 0) {
if (rfctl->channel_set[ch_set_idx].ChannelNum <= 14) {
/* TODO: fix 2.4G supported channel when channel doesn't start from 1 and continuous */
sup_ch[0] = 1; /* First channel number */
sup_ch[1] = rfctl->channel_set[ch_set_idx].ChannelNum; /* Number of channel */
} else {
sup_ch[sup_ch_idx++] = rfctl->channel_set[ch_set_idx].ChannelNum;
sup_ch[sup_ch_idx++] = 1;
}
ch_set_idx++;
}
return rtw_set_ie(pframe, _SUPPORTED_CH_IE_, sup_ch_idx, sup_ch, &(pattrib->pktlen));
}
u8 *rtw_tdls_set_rsnie(struct tdls_txmgmt *ptxmgmt, u8 *pframe, struct pkt_attrib *pattrib, int init, struct sta_info *ptdls_sta)
{
u8 *p = NULL;
int len = 0;
if (ptxmgmt->len > 0)
p = rtw_get_ie(ptxmgmt->buf, _RSN_IE_2_, &len, ptxmgmt->len);
if (p != NULL)
return rtw_set_ie(pframe, _RSN_IE_2_, len, p + 2, &(pattrib->pktlen));
else if (init == _TRUE)
return rtw_set_ie(pframe, _RSN_IE_2_, sizeof(TDLS_RSNIE), TDLS_RSNIE, &(pattrib->pktlen));
else
return rtw_set_ie(pframe, _RSN_IE_2_, sizeof(ptdls_sta->TDLS_RSNIE), ptdls_sta->TDLS_RSNIE, &(pattrib->pktlen));
}
u8 *rtw_tdls_set_ext_cap(u8 *pframe, struct pkt_attrib *pattrib)
{
return rtw_set_ie(pframe, _EXT_CAP_IE_ , sizeof(TDLS_EXT_CAPIE), TDLS_EXT_CAPIE, &(pattrib->pktlen));
}
u8 *rtw_tdls_set_qos_cap(u8 *pframe, struct pkt_attrib *pattrib)
{
return rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, sizeof(TDLS_WMMIE), TDLS_WMMIE, &(pattrib->pktlen));
}
u8 *rtw_tdls_set_ftie(struct tdls_txmgmt *ptxmgmt, u8 *pframe, struct pkt_attrib *pattrib, u8 *ANonce, u8 *SNonce)
{
struct wpa_tdls_ftie FTIE = {0};
u8 *p = NULL;
int len = 0;
if (ptxmgmt->len > 0)
p = rtw_get_ie(ptxmgmt->buf, _FTIE_, &len, ptxmgmt->len);
if (p != NULL)
return rtw_set_ie(pframe, _FTIE_, len, p + 2, &(pattrib->pktlen));
else {
if (ANonce != NULL)
_rtw_memcpy(FTIE.Anonce, ANonce, WPA_NONCE_LEN);
if (SNonce != NULL)
_rtw_memcpy(FTIE.Snonce, SNonce, WPA_NONCE_LEN);
return rtw_set_ie(pframe, _FTIE_, TDLS_FTIE_DATA_LEN,
(u8 *)FTIE.data, &(pattrib->pktlen));
}
}
u8 *rtw_tdls_set_timeout_interval(struct tdls_txmgmt *ptxmgmt, u8 *pframe, struct pkt_attrib *pattrib, int init, struct sta_info *ptdls_sta)
{
u8 timeout_itvl[5]; /* set timeout interval to maximum value */
u32 timeout_interval = TDLS_TPK_RESEND_COUNT;
u8 *p = NULL;
int len = 0;
if (ptxmgmt->len > 0)
p = rtw_get_ie(ptxmgmt->buf, _TIMEOUT_ITVL_IE_, &len, ptxmgmt->len);
if (p != NULL)
return rtw_set_ie(pframe, _TIMEOUT_ITVL_IE_, len, p + 2, &(pattrib->pktlen));
else {
/* Timeout interval */
timeout_itvl[0] = 0x02;
if (init == _TRUE)
_rtw_memcpy(timeout_itvl + 1, &timeout_interval, 4);
else
_rtw_memcpy(timeout_itvl + 1, (u8 *)(&ptdls_sta->TDLS_PeerKey_Lifetime), 4);
return rtw_set_ie(pframe, _TIMEOUT_ITVL_IE_, 5, timeout_itvl, &(pattrib->pktlen));
}
}
u8 *rtw_tdls_set_bss_coexist(_adapter *padapter, u8 *pframe, struct pkt_attrib *pattrib)
{
u8 iedata = 0;
if (padapter->mlmepriv.num_FortyMHzIntolerant > 0)
iedata |= BIT(2); /* 20 MHz BSS Width Request */
/* Information Bit should be set by TDLS test plan 5.9 */
iedata |= BIT(0);
return rtw_set_ie(pframe, EID_BSSCoexistence, 1, &iedata, &(pattrib->pktlen));
}
u8 *rtw_tdls_set_payload_type(u8 *pframe, struct pkt_attrib *pattrib)
{
u8 payload_type = 0x02;
return rtw_set_fixed_ie(pframe, 1, &(payload_type), &(pattrib->pktlen));
}
u8 *rtw_tdls_set_category(u8 *pframe, struct pkt_attrib *pattrib, u8 category)
{
return rtw_set_fixed_ie(pframe, 1, &(category), &(pattrib->pktlen));
}
u8 *rtw_tdls_set_action(u8 *pframe, struct pkt_attrib *pattrib, struct tdls_txmgmt *ptxmgmt)
{
return rtw_set_fixed_ie(pframe, 1, &(ptxmgmt->action_code), &(pattrib->pktlen));
}
u8 *rtw_tdls_set_status_code(u8 *pframe, struct pkt_attrib *pattrib, struct tdls_txmgmt *ptxmgmt)
{
return rtw_set_fixed_ie(pframe, 2, (u8 *)&(ptxmgmt->status_code), &(pattrib->pktlen));
}
u8 *rtw_tdls_set_dialog(u8 *pframe, struct pkt_attrib *pattrib, struct tdls_txmgmt *ptxmgmt)
{
u8 dialogtoken = 1;
if (ptxmgmt->dialog_token)
return rtw_set_fixed_ie(pframe, 1, &(ptxmgmt->dialog_token), &(pattrib->pktlen));
else
return rtw_set_fixed_ie(pframe, 1, &(dialogtoken), &(pattrib->pktlen));
}
u8 *rtw_tdls_set_reg_class(u8 *pframe, struct pkt_attrib *pattrib, struct sta_info *ptdls_sta)
{
u8 reg_class = 22;
return rtw_set_fixed_ie(pframe, 1, &(reg_class), &(pattrib->pktlen));
}
u8 *rtw_tdls_set_second_channel_offset(u8 *pframe, struct pkt_attrib *pattrib, u8 ch_offset)
{
return rtw_set_ie(pframe, EID_SecondaryChnlOffset , 1, &ch_offset, &(pattrib->pktlen));
}
u8 *rtw_tdls_set_capability(_adapter *padapter, u8 *pframe, struct pkt_attrib *pattrib)
{
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
u8 cap_from_ie[2] = {0};
_rtw_memcpy(cap_from_ie, rtw_get_capability_from_ie(pmlmeinfo->network.IEs), 2);
return rtw_set_fixed_ie(pframe, 2, cap_from_ie, &(pattrib->pktlen));
}
u8 *rtw_tdls_set_supported_rate(_adapter *padapter, u8 *pframe, struct pkt_attrib *pattrib)
{
u8 bssrate[NDIS_802_11_LENGTH_RATES_EX];
int bssrate_len = 0;
u8 more_supportedrates = 0;
rtw_set_supported_rate(bssrate, (padapter->registrypriv.wireless_mode == WIRELESS_MODE_MAX) ? padapter->mlmeextpriv.cur_wireless_mode : padapter->registrypriv.wireless_mode);
bssrate_len = rtw_get_rateset_len(bssrate);
if (bssrate_len > 8) {
pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_ , 8, bssrate, &(pattrib->pktlen));
more_supportedrates = 1;
} else
pframe = rtw_set_ie(pframe, _SUPPORTEDRATES_IE_ , bssrate_len , bssrate, &(pattrib->pktlen));
/* extended supported rates */
if (more_supportedrates == 1)
pframe = rtw_set_ie(pframe, _EXT_SUPPORTEDRATES_IE_ , (bssrate_len - 8), (bssrate + 8), &(pattrib->pktlen));
return pframe;
}
u8 *rtw_tdls_set_sup_reg_class(u8 *pframe, struct pkt_attrib *pattrib)
{
return rtw_set_ie(pframe, _SRC_IE_ , sizeof(TDLS_SRC), TDLS_SRC, &(pattrib->pktlen));
}
u8 *rtw_tdls_set_linkid(_adapter *padapter, u8 *pframe, struct pkt_attrib *pattrib, u8 init)
{
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
u8 link_id_addr[18] = {0};
_rtw_memcpy(link_id_addr, get_my_bssid(&(pmlmeinfo->network)), 6);
if (init == _TRUE) {
_rtw_memcpy((link_id_addr + 6), pattrib->src, 6);
_rtw_memcpy((link_id_addr + 12), pattrib->dst, 6);
} else {
_rtw_memcpy((link_id_addr + 6), pattrib->dst, 6);
_rtw_memcpy((link_id_addr + 12), pattrib->src, 6);
}
return rtw_set_ie(pframe, _LINK_ID_IE_, 18, link_id_addr, &(pattrib->pktlen));
}
#ifdef CONFIG_TDLS_CH_SW
u8 *rtw_tdls_set_target_ch(_adapter *padapter, u8 *pframe, struct pkt_attrib *pattrib)
{
u8 target_ch = 1;
if (padapter->tdlsinfo.chsw_info.off_ch_num)
return rtw_set_fixed_ie(pframe, 1, &(padapter->tdlsinfo.chsw_info.off_ch_num), &(pattrib->pktlen));
else
return rtw_set_fixed_ie(pframe, 1, &(target_ch), &(pattrib->pktlen));
}
u8 *rtw_tdls_set_ch_sw(u8 *pframe, struct pkt_attrib *pattrib, struct sta_info *ptdls_sta)
{
u8 ch_switch_timing[4] = {0};
u16 switch_time = (ptdls_sta->ch_switch_time >= TDLS_CH_SWITCH_TIME * 1000) ?
ptdls_sta->ch_switch_time : TDLS_CH_SWITCH_TIME;
u16 switch_timeout = (ptdls_sta->ch_switch_timeout >= TDLS_CH_SWITCH_TIMEOUT * 1000) ?
ptdls_sta->ch_switch_timeout : TDLS_CH_SWITCH_TIMEOUT;
_rtw_memcpy(ch_switch_timing, &switch_time, 2);
_rtw_memcpy(ch_switch_timing + 2, &switch_timeout, 2);
return rtw_set_ie(pframe, _CH_SWITCH_TIMING_, 4, ch_switch_timing, &(pattrib->pktlen));
}
void rtw_tdls_set_ch_sw_oper_control(_adapter *padapter, u8 enable)
{
HAL_DATA_TYPE *pHalData = GET_HAL_DATA(padapter);
u8 bcn_early_case;
if (enable == _TRUE) {
#ifdef CONFIG_TDLS_CH_SW_V2
pHalData->ch_switch_offload = _TRUE;
#endif
#ifdef CONFIG_TDLS_CH_SW_BY_DRV
pHalData->ch_switch_offload = _FALSE;
#endif
bcn_early_case = TDLS_BCN_ERLY_ON;
}
else {
pHalData->ch_switch_offload = _FALSE;
bcn_early_case = TDLS_BCN_ERLY_OFF;
}
if (ATOMIC_READ(&padapter->tdlsinfo.chsw_info.chsw_on) != enable)
ATOMIC_SET(&padapter->tdlsinfo.chsw_info.chsw_on, enable);
rtw_hal_set_hwreg(padapter, HW_VAR_BCN_EARLY_C2H_RPT, &enable);
rtw_hal_set_hwreg(padapter, HW_VAR_SET_DRV_ERLY_INT, &bcn_early_case);
RTW_INFO("[TDLS] %s Bcn Early C2H Report\n", (enable == _TRUE) ? "Start" : "Stop");
}
void rtw_tdls_ch_sw_back_to_base_chnl(_adapter *padapter)
{
struct mlme_priv *pmlmepriv;
struct tdls_ch_switch *pchsw_info = &padapter->tdlsinfo.chsw_info;
pmlmepriv = &padapter->mlmepriv;
if ((ATOMIC_READ(&pchsw_info->chsw_on) == _TRUE) &&
(padapter->mlmeextpriv.cur_channel != rtw_get_oper_ch(padapter)))
rtw_tdls_cmd(padapter, pchsw_info->addr, TDLS_CH_SW_TO_BASE_CHNL_UNSOLICITED);
}
#ifndef CONFIG_TDLS_CH_SW_V2
static void rtw_tdls_chsw_oper_init(_adapter *padapter, u32 timeout_ms)
{
struct submit_ctx *chsw_sctx = &padapter->tdlsinfo.chsw_info.chsw_sctx;
rtw_sctx_init(chsw_sctx, timeout_ms);
}
static int rtw_tdls_chsw_oper_wait(_adapter *padapter)
{
struct submit_ctx *chsw_sctx = &padapter->tdlsinfo.chsw_info.chsw_sctx;
return rtw_sctx_wait(chsw_sctx, __func__);
}
void rtw_tdls_chsw_oper_done(_adapter *padapter)
{
struct submit_ctx *chsw_sctx = &padapter->tdlsinfo.chsw_info.chsw_sctx;
rtw_sctx_done(&chsw_sctx);
}
#endif
s32 rtw_tdls_do_ch_sw(_adapter *padapter, struct sta_info *ptdls_sta, u8 chnl_type, u8 channel, u8 channel_offset, u16 bwmode, u16 ch_switch_time)
{
HAL_DATA_TYPE *pHalData = GET_HAL_DATA(padapter);
u8 center_ch, chnl_offset80 = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
u32 ch_sw_time_start, ch_sw_time_spent, wait_time;
u8 take_care_iqk;
s32 ret = _FAIL;
ch_sw_time_start = rtw_systime_to_ms(rtw_get_current_time());
/* set mac_id sleep before channel switch */
rtw_hal_macid_sleep(padapter, ptdls_sta->cmn.mac_id);
#if defined(CONFIG_TDLS_CH_SW_BY_DRV) || defined(CONFIG_TDLS_CH_SW_V2)
set_channel_bwmode(padapter, channel, channel_offset, bwmode);
ret = _SUCCESS;
#else
rtw_tdls_chsw_oper_init(padapter, TDLS_CH_SWITCH_OPER_OFFLOAD_TIMEOUT);
/* channel switch IOs offload to FW */
if (rtw_hal_ch_sw_oper_offload(padapter, channel, channel_offset, bwmode) == _SUCCESS) {
if (rtw_tdls_chsw_oper_wait(padapter) == _SUCCESS) {
/* set channel and bw related variables in driver */
_enter_critical_mutex(&(adapter_to_dvobj(padapter)->setch_mutex), NULL);
rtw_set_oper_ch(padapter, channel);
rtw_set_oper_choffset(padapter, channel_offset);
rtw_set_oper_bw(padapter, bwmode);
center_ch = rtw_get_center_ch(channel, bwmode, channel_offset);
pHalData->current_channel = center_ch;
pHalData->CurrentCenterFrequencyIndex1 = center_ch;
pHalData->current_channel_bw = bwmode;
pHalData->nCur40MhzPrimeSC = channel_offset;
if (bwmode == CHANNEL_WIDTH_80) {
if (center_ch > channel)
chnl_offset80 = HAL_PRIME_CHNL_OFFSET_LOWER;
else if (center_ch < channel)
chnl_offset80 = HAL_PRIME_CHNL_OFFSET_UPPER;
else
chnl_offset80 = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
}
pHalData->nCur80MhzPrimeSC = chnl_offset80;
pHalData->CurrentCenterFrequencyIndex1 = center_ch;
_exit_critical_mutex(&(adapter_to_dvobj(padapter)->setch_mutex), NULL);
rtw_hal_get_hwreg(padapter, HW_VAR_CH_SW_NEED_TO_TAKE_CARE_IQK_INFO, &take_care_iqk);
if (take_care_iqk == _TRUE)
rtw_hal_ch_sw_iqk_info_restore(padapter, CH_SW_USE_CASE_TDLS);
ret = _SUCCESS;
} else
RTW_INFO("[TDLS] chsw oper wait fail !!\n");
}
#endif
if (ret == _SUCCESS) {
ch_sw_time_spent = rtw_systime_to_ms(rtw_get_current_time()) - ch_sw_time_start;
if (chnl_type == TDLS_CH_SW_OFF_CHNL) {
if ((u32)ch_switch_time / 1000 > ch_sw_time_spent)
wait_time = (u32)ch_switch_time / 1000 - ch_sw_time_spent;
else
wait_time = 0;
if (wait_time > 0)
rtw_msleep_os(wait_time);
}
}
/* set mac_id wakeup after channel switch */
rtw_hal_macid_wakeup(padapter, ptdls_sta->cmn.mac_id);
return ret;
}
#endif
u8 *rtw_tdls_set_wmm_params(_adapter *padapter, u8 *pframe, struct pkt_attrib *pattrib)
{
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
u8 wmm_param_ele[24] = {0};
if (&pmlmeinfo->WMM_param) {
_rtw_memcpy(wmm_param_ele, WMM_PARA_OUI, 6);
if (_rtw_memcmp(&pmlmeinfo->WMM_param, &wmm_param_ele[6], 18) == _TRUE)
/* Use default WMM Param */
_rtw_memcpy(wmm_param_ele + 6, (u8 *)&TDLS_WMM_PARAM_IE, sizeof(TDLS_WMM_PARAM_IE));
else
_rtw_memcpy(wmm_param_ele + 6, (u8 *)&pmlmeinfo->WMM_param, sizeof(pmlmeinfo->WMM_param));
return rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, 24, wmm_param_ele, &(pattrib->pktlen));
} else
return pframe;
}
#ifdef CONFIG_WFD
void rtw_tdls_process_wfd_ie(struct tdls_info *ptdlsinfo, u8 *ptr, u8 length)
{
u8 *wfd_ie;
u32 wfd_ielen = 0;
if (!hal_chk_wl_func(tdls_info_to_adapter(ptdlsinfo), WL_FUNC_MIRACAST))
return;
/* Try to get the TCP port information when receiving the negotiation response. */
wfd_ie = rtw_get_wfd_ie(ptr, length, NULL, &wfd_ielen);
while (wfd_ie) {
u8 *attr_content;
u32 attr_contentlen = 0;
int i;
RTW_INFO("[%s] WFD IE Found!!\n", __FUNCTION__);
attr_content = rtw_get_wfd_attr_content(wfd_ie, wfd_ielen, WFD_ATTR_DEVICE_INFO, NULL, &attr_contentlen);
if (attr_content && attr_contentlen) {
ptdlsinfo->wfd_info->peer_rtsp_ctrlport = RTW_GET_BE16(attr_content + 2);
RTW_INFO("[%s] Peer PORT NUM = %d\n", __FUNCTION__, ptdlsinfo->wfd_info->peer_rtsp_ctrlport);
}
attr_content = rtw_get_wfd_attr_content(wfd_ie, wfd_ielen, WFD_ATTR_LOCAL_IP_ADDR, NULL, &attr_contentlen);
if (attr_content && attr_contentlen) {
_rtw_memcpy(ptdlsinfo->wfd_info->peer_ip_address, (attr_content + 1), 4);
RTW_INFO("[%s] Peer IP = %02u.%02u.%02u.%02u\n", __FUNCTION__,
ptdlsinfo->wfd_info->peer_ip_address[0], ptdlsinfo->wfd_info->peer_ip_address[1],
ptdlsinfo->wfd_info->peer_ip_address[2], ptdlsinfo->wfd_info->peer_ip_address[3]);
}
wfd_ie = rtw_get_wfd_ie(wfd_ie + wfd_ielen, (ptr + length) - (wfd_ie + wfd_ielen), NULL, &wfd_ielen);
}
}
int issue_tunneled_probe_req(_adapter *padapter)
{
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
u8 baddr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
struct tdls_txmgmt txmgmt;
int ret = _FAIL;
RTW_INFO("[%s]\n", __FUNCTION__);
_rtw_memset(&txmgmt, 0x00, sizeof(struct tdls_txmgmt));
txmgmt.action_code = TUNNELED_PROBE_REQ;
pmgntframe = alloc_mgtxmitframe(pxmitpriv);
if (pmgntframe == NULL)
goto exit;
pattrib = &pmgntframe->attrib;
pmgntframe->frame_tag = DATA_FRAMETAG;
pattrib->ether_type = 0x890d;
_rtw_memcpy(pattrib->dst, baddr, ETH_ALEN);
_rtw_memcpy(pattrib->src, adapter_mac_addr(padapter), ETH_ALEN);
_rtw_memcpy(pattrib->ra, get_bssid(pmlmepriv), ETH_ALEN);
_rtw_memcpy(pattrib->ta, pattrib->src, ETH_ALEN);
update_tdls_attrib(padapter, pattrib);
pattrib->qsel = pattrib->priority;
if (rtw_xmit_tdls_coalesce(padapter, pmgntframe, &txmgmt) != _SUCCESS) {
rtw_free_xmitbuf(pxmitpriv, pmgntframe->pxmitbuf);
rtw_free_xmitframe(pxmitpriv, pmgntframe);
goto exit;
}
dump_mgntframe(padapter, pmgntframe);
ret = _SUCCESS;
exit:
return ret;
}
int issue_tunneled_probe_rsp(_adapter *padapter, union recv_frame *precv_frame)
{
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
struct tdls_txmgmt txmgmt;
int ret = _FAIL;
RTW_INFO("[%s]\n", __FUNCTION__);
_rtw_memset(&txmgmt, 0x00, sizeof(struct tdls_txmgmt));
txmgmt.action_code = TUNNELED_PROBE_RSP;
pmgntframe = alloc_mgtxmitframe(pxmitpriv);
if (pmgntframe == NULL)
goto exit;
pattrib = &pmgntframe->attrib;
pmgntframe->frame_tag = DATA_FRAMETAG;
pattrib->ether_type = 0x890d;
_rtw_memcpy(pattrib->dst, precv_frame->u.hdr.attrib.src, ETH_ALEN);
_rtw_memcpy(pattrib->src, adapter_mac_addr(padapter), ETH_ALEN);
_rtw_memcpy(pattrib->ra, get_bssid(pmlmepriv), ETH_ALEN);
_rtw_memcpy(pattrib->ta, pattrib->src, ETH_ALEN);
update_tdls_attrib(padapter, pattrib);
pattrib->qsel = pattrib->priority;
if (rtw_xmit_tdls_coalesce(padapter, pmgntframe, &txmgmt) != _SUCCESS) {
rtw_free_xmitbuf(pxmitpriv, pmgntframe->pxmitbuf);
rtw_free_xmitframe(pxmitpriv, pmgntframe);
goto exit;
}
dump_mgntframe(padapter, pmgntframe);
ret = _SUCCESS;
exit:
return ret;
}
#endif /* CONFIG_WFD */
int issue_tdls_setup_req(_adapter *padapter, struct tdls_txmgmt *ptxmgmt, int wait_ack)
{
struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
struct sta_priv *pstapriv = &padapter->stapriv;
struct sta_info *ptdls_sta = NULL;
_irqL irqL;
int ret = _FAIL;
/* Retry timer should be set at least 301 sec, using TPK_count counting 301 times. */
u32 timeout_interval = TDLS_TPK_RESEND_COUNT;
RTW_INFO("[TDLS] %s\n", __FUNCTION__);
if (rtw_tdls_is_setup_allowed(padapter) == _FALSE)
goto exit;
if (IS_MCAST(ptxmgmt->peer))
goto exit;
ptdls_sta = rtw_get_stainfo(pstapriv, ptxmgmt->peer);
if (ptdlsinfo->sta_maximum == _TRUE) {
if (ptdls_sta == NULL)
goto exit;
else if (!(ptdls_sta->tdls_sta_state & TDLS_LINKED_STATE))
goto exit;
}
pmgntframe = alloc_mgtxmitframe(pxmitpriv);
if (pmgntframe == NULL)
goto exit;
if (ptdls_sta == NULL) {
ptdls_sta = rtw_alloc_stainfo(pstapriv, ptxmgmt->peer);
if (ptdls_sta == NULL) {
RTW_INFO("[%s] rtw_alloc_stainfo fail\n", __FUNCTION__);
rtw_free_xmitbuf(pxmitpriv, pmgntframe->pxmitbuf);
rtw_free_xmitframe(pxmitpriv, pmgntframe);
goto exit;
}
ptdlsinfo->sta_cnt++;
}
ptxmgmt->action_code = TDLS_SETUP_REQUEST;
pattrib = &pmgntframe->attrib;
pmgntframe->frame_tag = DATA_FRAMETAG;
pattrib->ether_type = 0x890d;
_rtw_memcpy(pattrib->dst, ptxmgmt->peer, ETH_ALEN);
_rtw_memcpy(pattrib->src, adapter_mac_addr(padapter), ETH_ALEN);
_rtw_memcpy(pattrib->ra, get_bssid(pmlmepriv), ETH_ALEN);
_rtw_memcpy(pattrib->ta, pattrib->src, ETH_ALEN);
update_tdls_attrib(padapter, pattrib);
if (ptdlsinfo->sta_cnt == MAX_ALLOWED_TDLS_STA_NUM)
ptdlsinfo->sta_maximum = _TRUE;
ptdls_sta->tdls_sta_state |= TDLS_RESPONDER_STATE;
if (rtw_tdls_is_driver_setup(padapter) == _TRUE) {
ptdls_sta->TDLS_PeerKey_Lifetime = timeout_interval;
_set_timer(&ptdls_sta->handshake_timer, TDLS_HANDSHAKE_TIME);
}
pattrib->qsel = pattrib->priority;
if (rtw_xmit_tdls_coalesce(padapter, pmgntframe, ptxmgmt) != _SUCCESS) {
rtw_free_xmitbuf(pxmitpriv, pmgntframe->pxmitbuf);
rtw_free_xmitframe(pxmitpriv, pmgntframe);
goto exit;
}
if (wait_ack)
ret = dump_mgntframe_and_wait_ack(padapter, pmgntframe);
else {
dump_mgntframe(padapter, pmgntframe);
ret = _SUCCESS;
}
exit:
return ret;
}
int _issue_tdls_teardown(_adapter *padapter, struct tdls_txmgmt *ptxmgmt, struct sta_info *ptdls_sta, u8 wait_ack)
{
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
struct sta_priv *pstapriv = &padapter->stapriv;
_irqL irqL;
int ret = _FAIL;
RTW_INFO("[TDLS] %s\n", __FUNCTION__);
ptxmgmt->action_code = TDLS_TEARDOWN;
pmgntframe = alloc_mgtxmitframe(pxmitpriv);
if (pmgntframe == NULL)
goto exit;
rtw_mi_set_scan_deny(padapter, 550);
rtw_mi_scan_abort(padapter, _TRUE);
pattrib = &pmgntframe->attrib;
pmgntframe->frame_tag = DATA_FRAMETAG;
pattrib->ether_type = 0x890d;
_rtw_memcpy(pattrib->dst, ptxmgmt->peer, ETH_ALEN);
_rtw_memcpy(pattrib->src, adapter_mac_addr(padapter), ETH_ALEN);
if (ptxmgmt->status_code == _RSON_TDLS_TEAR_UN_RSN_)
_rtw_memcpy(pattrib->ra, ptxmgmt->peer, ETH_ALEN);
else
_rtw_memcpy(pattrib->ra, get_bssid(pmlmepriv), ETH_ALEN);
_rtw_memcpy(pattrib->ta, pattrib->src, ETH_ALEN);
update_tdls_attrib(padapter, pattrib);
pattrib->qsel = pattrib->priority;
if (rtw_xmit_tdls_coalesce(padapter, pmgntframe, ptxmgmt) != _SUCCESS) {
rtw_free_xmitbuf(pxmitpriv, pmgntframe->pxmitbuf);
rtw_free_xmitframe(pxmitpriv, pmgntframe);
goto exit;
}
if (rtw_tdls_is_driver_setup(padapter) == _TRUE)
if (ptdls_sta->tdls_sta_state & TDLS_LINKED_STATE)
if (pattrib->encrypt)
_cancel_timer_ex(&ptdls_sta->TPK_timer);
if (wait_ack)
ret = dump_mgntframe_and_wait_ack(padapter, pmgntframe);
else {
dump_mgntframe(padapter, pmgntframe);
ret = _SUCCESS;
}
exit:
return ret;
}
int issue_tdls_teardown(_adapter *padapter, struct tdls_txmgmt *ptxmgmt, u8 wait_ack)
{
struct sta_info *ptdls_sta = NULL;
int ret = _FAIL;
ptdls_sta = rtw_get_stainfo(&(padapter->stapriv), ptxmgmt->peer);
if (ptdls_sta == NULL) {
RTW_INFO("No tdls_sta for tearing down\n");
goto exit;
}
ret = _issue_tdls_teardown(padapter, ptxmgmt, ptdls_sta, wait_ack);
if ((ptxmgmt->status_code == _RSON_TDLS_TEAR_UN_RSN_) && (ret == _FAIL)) {
/* Change status code and send teardown again via AP */
ptxmgmt->status_code = _RSON_TDLS_TEAR_TOOFAR_;
ret = _issue_tdls_teardown(padapter, ptxmgmt, ptdls_sta, wait_ack);
}
if (rtw_tdls_is_driver_setup(padapter)) {
rtw_tdls_teardown_pre_hdl(padapter, ptdls_sta);
rtw_tdls_cmd(padapter, ptxmgmt->peer, TDLS_TEARDOWN_STA_LOCALLY_POST);
}
exit:
return ret;
}
int issue_tdls_dis_req(_adapter *padapter, struct tdls_txmgmt *ptxmgmt)
{
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
int ret = _FAIL;
RTW_INFO("[TDLS] %s\n", __FUNCTION__);
ptxmgmt->action_code = TDLS_DISCOVERY_REQUEST;
pmgntframe = alloc_mgtxmitframe(pxmitpriv);
if (pmgntframe == NULL)
goto exit;
pattrib = &pmgntframe->attrib;
pmgntframe->frame_tag = DATA_FRAMETAG;
pattrib->ether_type = 0x890d;
_rtw_memcpy(pattrib->dst, ptxmgmt->peer, ETH_ALEN);
_rtw_memcpy(pattrib->src, adapter_mac_addr(padapter), ETH_ALEN);
_rtw_memcpy(pattrib->ra, get_bssid(pmlmepriv), ETH_ALEN);
_rtw_memcpy(pattrib->ta, pattrib->src, ETH_ALEN);
update_tdls_attrib(padapter, pattrib);
pattrib->qsel = pattrib->priority;
if (rtw_xmit_tdls_coalesce(padapter, pmgntframe, ptxmgmt) != _SUCCESS) {
rtw_free_xmitbuf(pxmitpriv, pmgntframe->pxmitbuf);
rtw_free_xmitframe(pxmitpriv, pmgntframe);
goto exit;
}
dump_mgntframe(padapter, pmgntframe);
RTW_INFO("issue tdls dis req\n");
ret = _SUCCESS;
exit:
return ret;
}
int issue_tdls_setup_rsp(_adapter *padapter, struct tdls_txmgmt *ptxmgmt)
{
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
int ret = _FAIL;
RTW_INFO("[TDLS] %s\n", __FUNCTION__);
ptxmgmt->action_code = TDLS_SETUP_RESPONSE;
pmgntframe = alloc_mgtxmitframe(pxmitpriv);
if (pmgntframe == NULL)
goto exit;
pattrib = &pmgntframe->attrib;
pmgntframe->frame_tag = DATA_FRAMETAG;
pattrib->ether_type = 0x890d;
_rtw_memcpy(pattrib->dst, ptxmgmt->peer, ETH_ALEN);
_rtw_memcpy(pattrib->src, adapter_mac_addr(padapter), ETH_ALEN);
_rtw_memcpy(pattrib->ra, get_bssid(&(padapter->mlmepriv)), ETH_ALEN);
_rtw_memcpy(pattrib->ta, pattrib->src, ETH_ALEN);
update_tdls_attrib(padapter, pattrib);
pattrib->qsel = pattrib->priority;
if (rtw_xmit_tdls_coalesce(padapter, pmgntframe, ptxmgmt) != _SUCCESS) {
rtw_free_xmitbuf(pxmitpriv, pmgntframe->pxmitbuf);
rtw_free_xmitframe(pxmitpriv, pmgntframe);
goto exit;
}
dump_mgntframe(padapter, pmgntframe);
ret = _SUCCESS;
exit:
return ret;
}
int issue_tdls_setup_cfm(_adapter *padapter, struct tdls_txmgmt *ptxmgmt)
{
struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
int ret = _FAIL;
RTW_INFO("[TDLS] %s\n", __FUNCTION__);
ptxmgmt->action_code = TDLS_SETUP_CONFIRM;
pmgntframe = alloc_mgtxmitframe(pxmitpriv);
if (pmgntframe == NULL)
goto exit;
pattrib = &pmgntframe->attrib;
pmgntframe->frame_tag = DATA_FRAMETAG;
pattrib->ether_type = 0x890d;
_rtw_memcpy(pattrib->dst, ptxmgmt->peer, ETH_ALEN);
_rtw_memcpy(pattrib->src, adapter_mac_addr(padapter), ETH_ALEN);
_rtw_memcpy(pattrib->ra, get_bssid(&padapter->mlmepriv), ETH_ALEN);
_rtw_memcpy(pattrib->ta, pattrib->src, ETH_ALEN);
update_tdls_attrib(padapter, pattrib);
pattrib->qsel = pattrib->priority;
if (rtw_xmit_tdls_coalesce(padapter, pmgntframe, ptxmgmt) != _SUCCESS) {
rtw_free_xmitbuf(pxmitpriv, pmgntframe->pxmitbuf);
rtw_free_xmitframe(pxmitpriv, pmgntframe);
goto exit;
}
dump_mgntframe(padapter, pmgntframe);
ret = _SUCCESS;
exit:
return ret;
}
/* TDLS Discovery Response frame is a management action frame */
int issue_tdls_dis_rsp(_adapter *padapter, struct tdls_txmgmt *ptxmgmt, u8 privacy)
{
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
unsigned char *pframe;
struct rtw_ieee80211_hdr *pwlanhdr;
unsigned short *fctrl;
struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
int ret = _FAIL;
RTW_INFO("[TDLS] %s\n", __FUNCTION__);
pmgntframe = alloc_mgtxmitframe(pxmitpriv);
if (pmgntframe == NULL)
goto exit;
pattrib = &pmgntframe->attrib;
update_mgntframe_attrib(padapter, pattrib);
_rtw_memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
pwlanhdr = (struct rtw_ieee80211_hdr *)pframe;
fctrl = &(pwlanhdr->frame_ctl);
*(fctrl) = 0;
/* unicast probe request frame */
_rtw_memcpy(pwlanhdr->addr1, ptxmgmt->peer, ETH_ALEN);
_rtw_memcpy(pattrib->dst, pwlanhdr->addr1, ETH_ALEN);
_rtw_memcpy(pwlanhdr->addr2, adapter_mac_addr(padapter), ETH_ALEN);
_rtw_memcpy(pattrib->src, pwlanhdr->addr2, ETH_ALEN);
_rtw_memcpy(pwlanhdr->addr3, get_bssid(&padapter->mlmepriv), ETH_ALEN);
_rtw_memcpy(pattrib->ra, pwlanhdr->addr3, ETH_ALEN);
SetSeqNum(pwlanhdr, pmlmeext->mgnt_seq);
pmlmeext->mgnt_seq++;
set_frame_sub_type(pframe, WIFI_ACTION);
pframe += sizeof(struct rtw_ieee80211_hdr_3addr);
pattrib->pktlen = sizeof(struct rtw_ieee80211_hdr_3addr);
rtw_build_tdls_dis_rsp_ies(padapter, pmgntframe, pframe, ptxmgmt, privacy);
pattrib->nr_frags = 1;
pattrib->last_txcmdsz = pattrib->pktlen;
dump_mgntframe(padapter, pmgntframe);
ret = _SUCCESS;
exit:
return ret;
}
int issue_tdls_peer_traffic_rsp(_adapter *padapter, struct sta_info *ptdls_sta, struct tdls_txmgmt *ptxmgmt)
{
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
int ret = _FAIL;
RTW_INFO("[TDLS] %s\n", __FUNCTION__);
ptxmgmt->action_code = TDLS_PEER_TRAFFIC_RESPONSE;
pmgntframe = alloc_mgtxmitframe(pxmitpriv);
if (pmgntframe == NULL)
goto exit;
pattrib = &pmgntframe->attrib;
pmgntframe->frame_tag = DATA_FRAMETAG;
pattrib->ether_type = 0x890d;
_rtw_memcpy(pattrib->dst, ptdls_sta->cmn.mac_addr, ETH_ALEN);
_rtw_memcpy(pattrib->src, adapter_mac_addr(padapter), ETH_ALEN);
_rtw_memcpy(pattrib->ra, ptdls_sta->cmn.mac_addr, ETH_ALEN);
_rtw_memcpy(pattrib->ta, pattrib->src, ETH_ALEN);
update_tdls_attrib(padapter, pattrib);
pattrib->qsel = pattrib->priority;
if (rtw_xmit_tdls_coalesce(padapter, pmgntframe, ptxmgmt) != _SUCCESS) {
rtw_free_xmitbuf(pxmitpriv, pmgntframe->pxmitbuf);
rtw_free_xmitframe(pxmitpriv, pmgntframe);
goto exit;
}
dump_mgntframe(padapter, pmgntframe);
ret = _SUCCESS;
exit:
return ret;
}
int issue_tdls_peer_traffic_indication(_adapter *padapter, struct sta_info *ptdls_sta)
{
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
struct tdls_txmgmt txmgmt;
int ret = _FAIL;
RTW_INFO("[TDLS] %s\n", __FUNCTION__);
_rtw_memset(&txmgmt, 0x00, sizeof(struct tdls_txmgmt));
txmgmt.action_code = TDLS_PEER_TRAFFIC_INDICATION;
pmgntframe = alloc_mgtxmitframe(pxmitpriv);
if (pmgntframe == NULL)
goto exit;
pattrib = &pmgntframe->attrib;
pmgntframe->frame_tag = DATA_FRAMETAG;
pattrib->ether_type = 0x890d;
_rtw_memcpy(pattrib->dst, ptdls_sta->cmn.mac_addr, ETH_ALEN);
_rtw_memcpy(pattrib->src, adapter_mac_addr(padapter), ETH_ALEN);
_rtw_memcpy(pattrib->ra, get_bssid(pmlmepriv), ETH_ALEN);
_rtw_memcpy(pattrib->ta, pattrib->src, ETH_ALEN);
/* PTI frame's priority should be AC_VO */
pattrib->priority = 7;
update_tdls_attrib(padapter, pattrib);
pattrib->qsel = pattrib->priority;
if (rtw_xmit_tdls_coalesce(padapter, pmgntframe, &txmgmt) != _SUCCESS) {
rtw_free_xmitbuf(pxmitpriv, pmgntframe->pxmitbuf);
rtw_free_xmitframe(pxmitpriv, pmgntframe);
goto exit;
}
dump_mgntframe(padapter, pmgntframe);
ret = _SUCCESS;
exit:
return ret;
}
#ifdef CONFIG_TDLS_CH_SW
int issue_tdls_ch_switch_req(_adapter *padapter, struct sta_info *ptdls_sta)
{
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
struct tdls_txmgmt txmgmt;
int ret = _FAIL;
RTW_INFO("[TDLS] %s\n", __FUNCTION__);
if (rtw_tdls_is_chsw_allowed(padapter) == _FALSE) {
RTW_INFO("[TDLS] Ignore %s since channel switch is not allowed\n", __func__);
goto exit;
}
_rtw_memset(&txmgmt, 0x00, sizeof(struct tdls_txmgmt));
txmgmt.action_code = TDLS_CHANNEL_SWITCH_REQUEST;
pmgntframe = alloc_mgtxmitframe(pxmitpriv);
if (pmgntframe == NULL)
goto exit;
pattrib = &pmgntframe->attrib;
pmgntframe->frame_tag = DATA_FRAMETAG;
pattrib->ether_type = 0x890d;
_rtw_memcpy(pattrib->dst, ptdls_sta->cmn.mac_addr, ETH_ALEN);
_rtw_memcpy(pattrib->src, adapter_mac_addr(padapter), ETH_ALEN);
_rtw_memcpy(pattrib->ra, ptdls_sta->cmn.mac_addr, ETH_ALEN);
_rtw_memcpy(pattrib->ta, pattrib->src, ETH_ALEN);
update_tdls_attrib(padapter, pattrib);
pattrib->qsel = pattrib->priority;
if (rtw_xmit_tdls_coalesce(padapter, pmgntframe, &txmgmt) != _SUCCESS) {
rtw_free_xmitbuf(pxmitpriv, pmgntframe->pxmitbuf);
rtw_free_xmitframe(pxmitpriv, pmgntframe);
goto exit;
}
dump_mgntframe(padapter, pmgntframe);
ret = _SUCCESS;
exit:
return ret;
}
int issue_tdls_ch_switch_rsp(_adapter *padapter, struct tdls_txmgmt *ptxmgmt, int wait_ack)
{
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
int ret = _FAIL;
RTW_INFO("[TDLS] %s\n", __FUNCTION__);
if (rtw_tdls_is_chsw_allowed(padapter) == _FALSE) {
RTW_INFO("[TDLS] Ignore %s since channel switch is not allowed\n", __func__);
goto exit;
}
ptxmgmt->action_code = TDLS_CHANNEL_SWITCH_RESPONSE;
pmgntframe = alloc_mgtxmitframe(pxmitpriv);
if (pmgntframe == NULL)
goto exit;
pattrib = &pmgntframe->attrib;
pmgntframe->frame_tag = DATA_FRAMETAG;
pattrib->ether_type = 0x890d;
_rtw_memcpy(pattrib->dst, ptxmgmt->peer, ETH_ALEN);
_rtw_memcpy(pattrib->src, adapter_mac_addr(padapter), ETH_ALEN);
_rtw_memcpy(pattrib->ra, ptxmgmt->peer, ETH_ALEN);
_rtw_memcpy(pattrib->ta, pattrib->src, ETH_ALEN);
update_tdls_attrib(padapter, pattrib);
pattrib->qsel = pattrib->priority;
/*
_enter_critical_bh(&pxmitpriv->lock, &irqL);
if(xmitframe_enqueue_for_tdls_sleeping_sta(padapter, pmgntframe)==_TRUE){
_exit_critical_bh(&pxmitpriv->lock, &irqL);
return _FALSE;
}
*/
if (rtw_xmit_tdls_coalesce(padapter, pmgntframe, ptxmgmt) != _SUCCESS) {
rtw_free_xmitbuf(pxmitpriv, pmgntframe->pxmitbuf);
rtw_free_xmitframe(pxmitpriv, pmgntframe);
goto exit;
}
if (wait_ack)
ret = dump_mgntframe_and_wait_ack_timeout(padapter, pmgntframe, 10);
else {
dump_mgntframe(padapter, pmgntframe);
ret = _SUCCESS;
}
exit:
return ret;
}
#endif
int On_TDLS_Dis_Rsp(_adapter *padapter, union recv_frame *precv_frame)
{
struct sta_info *ptdls_sta = NULL, *psta = rtw_get_stainfo(&(padapter->stapriv), get_bssid(&(padapter->mlmepriv)));
struct recv_priv *precvpriv = &(padapter->recvpriv);
u8 *ptr = precv_frame->u.hdr.rx_data, *psa;
struct rx_pkt_attrib *pattrib = &(precv_frame->u.hdr.attrib);
struct tdls_info *ptdlsinfo = &(padapter->tdlsinfo);
u8 empty_addr[ETH_ALEN] = { 0x00 };
int rssi = 0;
struct tdls_txmgmt txmgmt;
int ret = _SUCCESS;
if (psta)
rssi = psta->cmn.rssi_stat.rssi;
_rtw_memset(&txmgmt, 0x00, sizeof(struct tdls_txmgmt));
/* WFDTDLS: for sigma test, not to setup direct link automatically */
ptdlsinfo->dev_discovered = _TRUE;
psa = get_sa(ptr);
ptdls_sta = rtw_get_stainfo(&(padapter->stapriv), psa);
if (ptdls_sta != NULL)
ptdls_sta->sta_stats.rx_tdls_disc_rsp_pkts++;
#ifdef CONFIG_TDLS_AUTOSETUP
if (ptdls_sta != NULL) {
/* Record the tdls sta with lowest signal strength */
if (ptdlsinfo->sta_maximum == _TRUE && ptdls_sta->alive_count >= 1) {
if (_rtw_memcmp(ptdlsinfo->ss_record.macaddr, empty_addr, ETH_ALEN)) {
_rtw_memcpy(ptdlsinfo->ss_record.macaddr, psa, ETH_ALEN);
ptdlsinfo->ss_record.RxPWDBAll = pattrib->phy_info.rx_pwdb_all;
} else {
if (ptdlsinfo->ss_record.RxPWDBAll < pattrib->phy_info.rx_pwdb_all) {
_rtw_memcpy(ptdlsinfo->ss_record.macaddr, psa, ETH_ALEN);
ptdlsinfo->ss_record.RxPWDBAll = pattrib->phy_info.rx_pwdb_all;
}
}
}
} else {
if (ptdlsinfo->sta_maximum == _TRUE) {
if (_rtw_memcmp(ptdlsinfo->ss_record.macaddr, empty_addr, ETH_ALEN)) {
/* All traffics are busy, do not set up another direct link. */
ret = _FAIL;
goto exit;
} else {
if (pattrib->phy_info.rx_pwdb_all > ptdlsinfo->ss_record.RxPWDBAll) {
_rtw_memcpy(txmgmt.peer, ptdlsinfo->ss_record.macaddr, ETH_ALEN);
/* issue_tdls_teardown(padapter, ptdlsinfo->ss_record.macaddr, _FALSE); */
} else {
ret = _FAIL;
goto exit;
}
}
}
if (pattrib->phy_info.rx_pwdb_all + TDLS_SIGNAL_THRESH >= rssi) {
RTW_INFO("pattrib->RxPWDBAll=%d, pdmpriv->undecorated_smoothed_pwdb=%d\n", pattrib->phy_info.rx_pwdb_all, rssi);
_rtw_memcpy(txmgmt.peer, psa, ETH_ALEN);
issue_tdls_setup_req(padapter, &txmgmt, _FALSE);
}
}
exit:
#endif /* CONFIG_TDLS_AUTOSETUP */
return ret;
}
sint On_TDLS_Setup_Req(_adapter *padapter, union recv_frame *precv_frame, struct sta_info *ptdls_sta)
{
struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
u8 *psa, *pmyid;
struct sta_priv *pstapriv = &padapter->stapriv;
u8 *ptr = precv_frame->u.hdr.rx_data;
struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
struct security_priv *psecuritypriv = &padapter->securitypriv;
_irqL irqL;
struct rx_pkt_attrib *prx_pkt_attrib = &precv_frame->u.hdr.attrib;
u8 *prsnie, *ppairwise_cipher;
u8 i, k;
u8 ccmp_included = 0, rsnie_included = 0;
u16 j, pairwise_count;
u8 SNonce[32];
u32 timeout_interval = TDLS_TPK_RESEND_COUNT;
sint parsing_length; /* Frame body length, without icv_len */
PNDIS_802_11_VARIABLE_IEs pIE;
u8 FIXED_IE = 5;
unsigned char supportRate[16];
int supportRateNum = 0;
struct tdls_txmgmt txmgmt;
if (rtw_tdls_is_setup_allowed(padapter) == _FALSE)
goto exit;
_rtw_memset(&txmgmt, 0x00, sizeof(struct tdls_txmgmt));
psa = get_sa(ptr);
if (ptdlsinfo->sta_maximum == _TRUE) {
if (ptdls_sta == NULL)
goto exit;
else if (!(ptdls_sta->tdls_sta_state & TDLS_LINKED_STATE))
goto exit;
}
pmyid = adapter_mac_addr(padapter);
ptr += prx_pkt_attrib->hdrlen + prx_pkt_attrib->iv_len + LLC_HEADER_SIZE + ETH_TYPE_LEN + PAYLOAD_TYPE_LEN;
parsing_length = ((union recv_frame *)precv_frame)->u.hdr.len
- prx_pkt_attrib->hdrlen
- prx_pkt_attrib->iv_len
- prx_pkt_attrib->icv_len
- LLC_HEADER_SIZE
- ETH_TYPE_LEN
- PAYLOAD_TYPE_LEN;
if (ptdls_sta == NULL) {
ptdls_sta = rtw_alloc_stainfo(pstapriv, psa);
if (ptdls_sta == NULL)
goto exit;
ptdlsinfo->sta_cnt++;
}
else {
if (ptdls_sta->tdls_sta_state & TDLS_LINKED_STATE) {
/* If the direct link is already set up */
/* Process as re-setup after tear down */
RTW_INFO("re-setup a direct link\n");
}
/* Already receiving TDLS setup request */
else if (ptdls_sta->tdls_sta_state & TDLS_INITIATOR_STATE) {
RTW_INFO("receive duplicated TDLS setup request frame in handshaking\n");
goto exit;
}
/* When receiving and sending setup_req to the same link at the same time */
/* STA with higher MAC_addr would be initiator */
else if (ptdls_sta->tdls_sta_state & TDLS_RESPONDER_STATE) {
RTW_INFO("receive setup_req after sending setup_req\n");
for (i = 0; i < 6; i++) {
if (*(pmyid + i) == *(psa + i)) {
} else if (*(pmyid + i) > *(psa + i)) {
ptdls_sta->tdls_sta_state = TDLS_INITIATOR_STATE;
break;
} else if (*(pmyid + i) < *(psa + i))
goto exit;
}
}
}
if (ptdls_sta) {
txmgmt.dialog_token = *(ptr + 2); /* Copy dialog token */
txmgmt.status_code = _STATS_SUCCESSFUL_;
/* Parsing information element */
for (j = FIXED_IE; j < parsing_length;) {
pIE = (PNDIS_802_11_VARIABLE_IEs)(ptr + j);
switch (pIE->ElementID) {
case _SUPPORTEDRATES_IE_:
if (pIE->Length <= sizeof(supportRate)) {
_rtw_memcpy(supportRate, pIE->data, pIE->Length);
supportRateNum = pIE->Length;
}
break;
case _COUNTRY_IE_:
break;
case _EXT_SUPPORTEDRATES_IE_:
if ((supportRateNum + pIE->Length) <= sizeof(supportRate)) {
_rtw_memcpy(supportRate + supportRateNum, pIE->data, pIE->Length);
supportRateNum += pIE->Length;
}
break;
case _SUPPORTED_CH_IE_:
break;
case _RSN_IE_2_:
rsnie_included = 1;
if (prx_pkt_attrib->encrypt) {
prsnie = (u8 *)pIE;
if (pIE->Length <= sizeof(ptdls_sta->TDLS_RSNIE)) {
/* Check CCMP pairwise_cipher presence. */
ppairwise_cipher = prsnie + 10;
_rtw_memcpy(ptdls_sta->TDLS_RSNIE, pIE->data, pIE->Length);
pairwise_count = *(u16 *)(ppairwise_cipher - 2);
for (k = 0; k < pairwise_count; k++) {
if (_rtw_memcmp(ppairwise_cipher + 4 * k, RSN_CIPHER_SUITE_CCMP, 4) == _TRUE)
ccmp_included = 1;
}
if (ccmp_included == 0)
txmgmt.status_code = _STATS_INVALID_RSNIE_;
}
}
break;
case _EXT_CAP_IE_:
break;
case _VENDOR_SPECIFIC_IE_:
break;
case _FTIE_:
if (prx_pkt_attrib->encrypt)
_rtw_memcpy(SNonce, (ptr + j + 52), 32);
break;
case _TIMEOUT_ITVL_IE_:
if (prx_pkt_attrib->encrypt)
timeout_interval = cpu_to_le32(*(u32 *)(ptr + j + 3));
break;
case _RIC_Descriptor_IE_:
break;
#ifdef CONFIG_80211N_HT
case _HT_CAPABILITY_IE_:
rtw_tdls_process_ht_cap(padapter, ptdls_sta, pIE->data, pIE->Length);
break;
#endif
#ifdef CONFIG_80211AC_VHT
case EID_AID:
break;
case EID_VHTCapability:
rtw_tdls_process_vht_cap(padapter, ptdls_sta, pIE->data, pIE->Length);
break;
#endif
case EID_BSSCoexistence:
break;
case _LINK_ID_IE_:
if (_rtw_memcmp(get_bssid(pmlmepriv), pIE->data, 6) == _FALSE)
txmgmt.status_code = _STATS_NOT_IN_SAME_BSS_;
break;
default:
break;
}
j += (pIE->Length + 2);
}
/* Check status code */
/* If responder STA has/hasn't security on AP, but request hasn't/has RSNIE, it should reject */
if (txmgmt.status_code == _STATS_SUCCESSFUL_) {
if (rsnie_included && prx_pkt_attrib->encrypt == 0)
txmgmt.status_code = _STATS_SEC_DISABLED_;
else if (rsnie_included == 0 && prx_pkt_attrib->encrypt)
txmgmt.status_code = _STATS_INVALID_PARAMETERS_;
#ifdef CONFIG_WFD
/* WFD test plan version 0.18.2 test item 5.1.5 */
/* SoUT does not use TDLS if AP uses weak security */
if (padapter->wdinfo.wfd_tdls_enable && (rsnie_included && prx_pkt_attrib->encrypt != _AES_))
txmgmt.status_code = _STATS_SEC_DISABLED_;
#endif /* CONFIG_WFD */
}
ptdls_sta->tdls_sta_state |= TDLS_INITIATOR_STATE;
if (prx_pkt_attrib->encrypt) {
_rtw_memcpy(ptdls_sta->SNonce, SNonce, 32);
if (timeout_interval <= 300)
ptdls_sta->TDLS_PeerKey_Lifetime = TDLS_TPK_RESEND_COUNT;
else
ptdls_sta->TDLS_PeerKey_Lifetime = timeout_interval;
}
/* Update station supportRate */
ptdls_sta->bssratelen = supportRateNum;
_rtw_memcpy(ptdls_sta->bssrateset, supportRate, supportRateNum);
/* -2: AP + BC/MC sta, -4: default key */
if (ptdlsinfo->sta_cnt == MAX_ALLOWED_TDLS_STA_NUM)
ptdlsinfo->sta_maximum = _TRUE;
#ifdef CONFIG_WFD
rtw_tdls_process_wfd_ie(ptdlsinfo, ptr + FIXED_IE, parsing_length);
#endif
} else
goto exit;
_rtw_memcpy(txmgmt.peer, prx_pkt_attrib->src, ETH_ALEN);
if (rtw_tdls_is_driver_setup(padapter)) {
issue_tdls_setup_rsp(padapter, &txmgmt);
if (txmgmt.status_code == _STATS_SUCCESSFUL_)
_set_timer(&ptdls_sta->handshake_timer, TDLS_HANDSHAKE_TIME);
else {
rtw_tdls_teardown_pre_hdl(padapter, ptdls_sta);
rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_TEARDOWN_STA_LOCALLY_POST);
}
}
exit:
return _SUCCESS;
}
int On_TDLS_Setup_Rsp(_adapter *padapter, union recv_frame *precv_frame, struct sta_info *ptdls_sta)
{
struct registry_priv *pregistrypriv = &padapter->registrypriv;
struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
struct sta_priv *pstapriv = &padapter->stapriv;
u8 *ptr = precv_frame->u.hdr.rx_data;
_irqL irqL;
struct rx_pkt_attrib *prx_pkt_attrib = &precv_frame->u.hdr.attrib;
u8 *psa;
u16 status_code = 0;
sint parsing_length; /* Frame body length, without icv_len */
PNDIS_802_11_VARIABLE_IEs pIE;
u8 FIXED_IE = 7;
u8 ANonce[32];
u8 *pftie = NULL, *ptimeout_ie = NULL, *plinkid_ie = NULL, *prsnie = NULL, *pftie_mic = NULL, *ppairwise_cipher = NULL;
u16 pairwise_count, j, k;
u8 verify_ccmp = 0;
unsigned char supportRate[16];
int supportRateNum = 0;
struct tdls_txmgmt txmgmt;
int ret = _SUCCESS;
u32 timeout_interval = TDLS_TPK_RESEND_COUNT;
_rtw_memset(&txmgmt, 0x00, sizeof(struct tdls_txmgmt));
psa = get_sa(ptr);
ptr += prx_pkt_attrib->hdrlen + prx_pkt_attrib->iv_len + LLC_HEADER_SIZE + ETH_TYPE_LEN + PAYLOAD_TYPE_LEN;
parsing_length = ((union recv_frame *)precv_frame)->u.hdr.len
- prx_pkt_attrib->hdrlen
- prx_pkt_attrib->iv_len
- prx_pkt_attrib->icv_len
- LLC_HEADER_SIZE
- ETH_TYPE_LEN
- PAYLOAD_TYPE_LEN;
_rtw_memcpy(&status_code, ptr + 2, 2);
if (status_code != 0) {
RTW_INFO("[TDLS] %s status_code = %d, free_tdls_sta\n", __FUNCTION__, status_code);
rtw_tdls_teardown_pre_hdl(padapter, ptdls_sta);
rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_TEARDOWN_STA_LOCALLY_POST);
ret = _FAIL;
goto exit;
}
status_code = 0;
/* parsing information element */
for (j = FIXED_IE; j < parsing_length;) {
pIE = (PNDIS_802_11_VARIABLE_IEs)(ptr + j);
switch (pIE->ElementID) {
case _SUPPORTEDRATES_IE_:
if (pIE->Length <= sizeof(supportRate)) {
_rtw_memcpy(supportRate, pIE->data, pIE->Length);
supportRateNum = pIE->Length;
}
break;
case _COUNTRY_IE_:
break;
case _EXT_SUPPORTEDRATES_IE_:
if ((supportRateNum + pIE->Length) <= sizeof(supportRate)) {
_rtw_memcpy(supportRate + supportRateNum, pIE->data, pIE->Length);
supportRateNum += pIE->Length;
}
break;
case _SUPPORTED_CH_IE_:
break;
case _RSN_IE_2_:
prsnie = (u8 *)pIE;
/* Check CCMP pairwise_cipher presence. */
ppairwise_cipher = prsnie + 10;
_rtw_memcpy(&pairwise_count, (u16 *)(ppairwise_cipher - 2), 2);
for (k = 0; k < pairwise_count; k++) {
if (_rtw_memcmp(ppairwise_cipher + 4 * k, RSN_CIPHER_SUITE_CCMP, 4) == _TRUE)
verify_ccmp = 1;
}
case _EXT_CAP_IE_:
break;
case _VENDOR_SPECIFIC_IE_:
if (_rtw_memcmp((u8 *)pIE + 2, WMM_INFO_OUI, 6) == _TRUE) {
/* WMM Info ID and OUI */
if ((pregistrypriv->wmm_enable == _TRUE) || (padapter->mlmepriv.htpriv.ht_option == _TRUE))
ptdls_sta->qos_option = _TRUE;
}
break;
case _FTIE_:
pftie = (u8 *)pIE;
_rtw_memcpy(ANonce, (ptr + j + 20), 32);
break;
case _TIMEOUT_ITVL_IE_:
ptimeout_ie = (u8 *)pIE;
timeout_interval = cpu_to_le32(*(u32 *)(ptimeout_ie + 3));
break;
case _RIC_Descriptor_IE_:
break;
#ifdef CONFIG_80211N_HT
case _HT_CAPABILITY_IE_:
rtw_tdls_process_ht_cap(padapter, ptdls_sta, pIE->data, pIE->Length);
break;
#endif
#ifdef CONFIG_80211AC_VHT
case EID_AID:
/* todo in the future if necessary */
break;
case EID_VHTCapability:
rtw_tdls_process_vht_cap(padapter, ptdls_sta, pIE->data, pIE->Length);
break;
case EID_OpModeNotification:
rtw_tdls_process_vht_op_mode_notify(padapter, ptdls_sta, pIE->data, pIE->Length);
break;
#endif
case EID_BSSCoexistence:
break;
case _LINK_ID_IE_:
plinkid_ie = (u8 *)pIE;
break;
default:
break;
}
j += (pIE->Length + 2);
}
ptdls_sta->bssratelen = supportRateNum;
_rtw_memcpy(ptdls_sta->bssrateset, supportRate, supportRateNum);
_rtw_memcpy(ptdls_sta->ANonce, ANonce, 32);
#ifdef CONFIG_WFD
rtw_tdls_process_wfd_ie(ptdlsinfo, ptr + FIXED_IE, parsing_length);
#endif
if (prx_pkt_attrib->encrypt) {
if (verify_ccmp == 1) {
txmgmt.status_code = _STATS_SUCCESSFUL_;
if (rtw_tdls_is_driver_setup(padapter) == _TRUE) {
wpa_tdls_generate_tpk(padapter, ptdls_sta);
if (tdls_verify_mic(ptdls_sta->tpk.kck, 2, plinkid_ie, prsnie, ptimeout_ie, pftie) == _FAIL) {
RTW_INFO("[TDLS] %s tdls_verify_mic fail, free_tdls_sta\n", __FUNCTION__);
rtw_tdls_teardown_pre_hdl(padapter, ptdls_sta);
rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_TEARDOWN_STA_LOCALLY_POST);
ret = _FAIL;
goto exit;
}
ptdls_sta->TDLS_PeerKey_Lifetime = timeout_interval;
}
} else
txmgmt.status_code = _STATS_INVALID_RSNIE_;
} else
txmgmt.status_code = _STATS_SUCCESSFUL_;
if (rtw_tdls_is_driver_setup(padapter) == _TRUE) {
_rtw_memcpy(txmgmt.peer, prx_pkt_attrib->src, ETH_ALEN);
issue_tdls_setup_cfm(padapter, &txmgmt);
if (txmgmt.status_code == _STATS_SUCCESSFUL_) {
rtw_tdls_set_link_established(padapter, _TRUE);
if (ptdls_sta->tdls_sta_state & TDLS_RESPONDER_STATE) {
ptdls_sta->tdls_sta_state |= TDLS_LINKED_STATE;
ptdls_sta->state |= WIFI_ASOC_STATE;
_cancel_timer_ex(&ptdls_sta->handshake_timer);
}
if (prx_pkt_attrib->encrypt)
rtw_tdls_set_key(padapter, ptdls_sta);
rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_ESTABLISHED);
}
}
exit:
if (rtw_tdls_is_driver_setup(padapter) == _TRUE)
return ret;
else
return _SUCCESS;
}
int On_TDLS_Setup_Cfm(_adapter *padapter, union recv_frame *precv_frame, struct sta_info *ptdls_sta)
{
struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
struct sta_priv *pstapriv = &padapter->stapriv;
u8 *ptr = precv_frame->u.hdr.rx_data;
_irqL irqL;
struct rx_pkt_attrib *prx_pkt_attrib = &precv_frame->u.hdr.attrib;
u8 *psa;
u16 status_code = 0;
sint parsing_length;
PNDIS_802_11_VARIABLE_IEs pIE;
u8 FIXED_IE = 5;
u8 *pftie = NULL, *ptimeout_ie = NULL, *plinkid_ie = NULL, *prsnie = NULL, *pftie_mic = NULL, *ppairwise_cipher = NULL;
u16 j, pairwise_count;
int ret = _SUCCESS;
psa = get_sa(ptr);
ptr += prx_pkt_attrib->hdrlen + prx_pkt_attrib->iv_len + LLC_HEADER_SIZE + ETH_TYPE_LEN + PAYLOAD_TYPE_LEN;
parsing_length = ((union recv_frame *)precv_frame)->u.hdr.len
- prx_pkt_attrib->hdrlen
- prx_pkt_attrib->iv_len
- prx_pkt_attrib->icv_len
- LLC_HEADER_SIZE
- ETH_TYPE_LEN
- PAYLOAD_TYPE_LEN;
_rtw_memcpy(&status_code, ptr + 2, 2);
if (status_code != 0) {
RTW_INFO("[%s] status_code = %d\n, free_tdls_sta", __FUNCTION__, status_code);
rtw_tdls_teardown_pre_hdl(padapter, ptdls_sta);
rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_TEARDOWN_STA_LOCALLY_POST);
ret = _FAIL;
goto exit;
}
/* Parsing information element */
for (j = FIXED_IE; j < parsing_length;) {
pIE = (PNDIS_802_11_VARIABLE_IEs)(ptr + j);
switch (pIE->ElementID) {
case _RSN_IE_2_:
prsnie = (u8 *)pIE;
break;
case _VENDOR_SPECIFIC_IE_:
if (_rtw_memcmp((u8 *)pIE + 2, WMM_PARA_OUI, 6) == _TRUE) {
/* WMM Parameter ID and OUI */
ptdls_sta->qos_option = _TRUE;
}
break;
case _FTIE_:
pftie = (u8 *)pIE;
break;
case _TIMEOUT_ITVL_IE_:
ptimeout_ie = (u8 *)pIE;
break;
#ifdef CONFIG_80211N_HT
case _HT_EXTRA_INFO_IE_:
break;
#endif
#ifdef CONFIG_80211AC_VHT
case EID_VHTOperation:
rtw_tdls_process_vht_operation(padapter, ptdls_sta, pIE->data, pIE->Length);
break;
case EID_OpModeNotification:
rtw_tdls_process_vht_op_mode_notify(padapter, ptdls_sta, pIE->data, pIE->Length);
break;
#endif
case _LINK_ID_IE_:
plinkid_ie = (u8 *)pIE;
break;
default:
break;
}
j += (pIE->Length + 2);
}
if (prx_pkt_attrib->encrypt) {
/* Verify mic in FTIE MIC field */
if (rtw_tdls_is_driver_setup(padapter) &&
(tdls_verify_mic(ptdls_sta->tpk.kck, 3, plinkid_ie, prsnie, ptimeout_ie, pftie) == _FAIL)) {
rtw_tdls_teardown_pre_hdl(padapter, ptdls_sta);
rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_TEARDOWN_STA_LOCALLY_POST);
ret = _FAIL;
goto exit;
}
}
if (rtw_tdls_is_driver_setup(padapter)) {
rtw_tdls_set_link_established(padapter, _TRUE);
if (ptdls_sta->tdls_sta_state & TDLS_INITIATOR_STATE) {
ptdls_sta->tdls_sta_state |= TDLS_LINKED_STATE;
ptdls_sta->state |= WIFI_ASOC_STATE;
_cancel_timer_ex(&ptdls_sta->handshake_timer);
}
if (prx_pkt_attrib->encrypt) {
rtw_tdls_set_key(padapter, ptdls_sta);
/* Start TPK timer */
ptdls_sta->TPK_count = 0;
_set_timer(&ptdls_sta->TPK_timer, ONE_SEC);
}
rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_ESTABLISHED);
}
exit:
return ret;
}
int On_TDLS_Dis_Req(_adapter *padapter, union recv_frame *precv_frame)
{
struct rx_pkt_attrib *prx_pkt_attrib = &precv_frame->u.hdr.attrib;
struct sta_priv *pstapriv = &padapter->stapriv;
struct sta_info *psta_ap;
u8 *ptr = precv_frame->u.hdr.rx_data;
sint parsing_length; /* Frame body length, without icv_len */
PNDIS_802_11_VARIABLE_IEs pIE;
u8 FIXED_IE = 3, *dst;
u16 j;
struct tdls_txmgmt txmgmt;
int ret = _SUCCESS;
if (rtw_tdls_is_driver_setup(padapter) == _FALSE)
goto exit;
_rtw_memset(&txmgmt, 0x00, sizeof(struct tdls_txmgmt));
ptr += prx_pkt_attrib->hdrlen + prx_pkt_attrib->iv_len + LLC_HEADER_SIZE + ETH_TYPE_LEN + PAYLOAD_TYPE_LEN;
txmgmt.dialog_token = *(ptr + 2);
_rtw_memcpy(&txmgmt.peer, precv_frame->u.hdr.attrib.src, ETH_ALEN);
txmgmt.action_code = TDLS_DISCOVERY_RESPONSE;
parsing_length = ((union recv_frame *)precv_frame)->u.hdr.len
- prx_pkt_attrib->hdrlen
- prx_pkt_attrib->iv_len
- prx_pkt_attrib->icv_len
- LLC_HEADER_SIZE
- ETH_TYPE_LEN
- PAYLOAD_TYPE_LEN;
/* Parsing information element */
for (j = FIXED_IE; j < parsing_length;) {
pIE = (PNDIS_802_11_VARIABLE_IEs)(ptr + j);
switch (pIE->ElementID) {
case _LINK_ID_IE_:
psta_ap = rtw_get_stainfo(pstapriv, pIE->data);
if (psta_ap == NULL)
goto exit;
dst = pIE->data + 12;
if (MacAddr_isBcst(dst) == _FALSE && (_rtw_memcmp(adapter_mac_addr(padapter), dst, ETH_ALEN) == _FALSE))
goto exit;
break;
default:
break;
}
j += (pIE->Length + 2);
}
issue_tdls_dis_rsp(padapter, &txmgmt, prx_pkt_attrib->privacy);
exit:
return ret;
}
int On_TDLS_Teardown(_adapter *padapter, union recv_frame *precv_frame, struct sta_info *ptdls_sta)
{
u8 *ptr = precv_frame->u.hdr.rx_data;
struct rx_pkt_attrib *prx_pkt_attrib = &precv_frame->u.hdr.attrib;
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
struct sta_priv *pstapriv = &padapter->stapriv;
_irqL irqL;
u8 reason;
reason = *(ptr + prx_pkt_attrib->hdrlen + prx_pkt_attrib->iv_len + LLC_HEADER_SIZE + ETH_TYPE_LEN + PAYLOAD_TYPE_LEN + 2);
RTW_INFO("[TDLS] %s Reason code(%d)\n", __FUNCTION__, reason);
if (rtw_tdls_is_driver_setup(padapter)) {
rtw_tdls_teardown_pre_hdl(padapter, ptdls_sta);
rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_TEARDOWN_STA_LOCALLY_POST);
}
return _SUCCESS;
}
#if 0
u8 TDLS_check_ch_state(uint state)
{
if (state & TDLS_CH_SWITCH_ON_STATE &&
state & TDLS_PEER_AT_OFF_STATE) {
if (state & TDLS_PEER_SLEEP_STATE)
return 2; /* U-APSD + ch. switch */
else
return 1; /* ch. switch */
} else
return 0;
}
#endif
int On_TDLS_Peer_Traffic_Indication(_adapter *padapter, union recv_frame *precv_frame, struct sta_info *ptdls_sta)
{
struct rx_pkt_attrib *pattrib = &precv_frame->u.hdr.attrib;
u8 *ptr = precv_frame->u.hdr.rx_data;
struct tdls_txmgmt txmgmt;
ptr += pattrib->hdrlen + pattrib->iv_len + LLC_HEADER_SIZE + ETH_TYPE_LEN + PAYLOAD_TYPE_LEN;
_rtw_memset(&txmgmt, 0x00, sizeof(struct tdls_txmgmt));
txmgmt.dialog_token = *(ptr + 2);
issue_tdls_peer_traffic_rsp(padapter, ptdls_sta, &txmgmt);
/* issue_nulldata_to_TDLS_peer_STA(padapter, ptdls_sta->cmn.mac_addr, 0, 0, 0); */
return _SUCCESS;
}
/* We process buffered data for 1. U-APSD, 2. ch. switch, 3. U-APSD + ch. switch here */
int On_TDLS_Peer_Traffic_Rsp(_adapter *padapter, union recv_frame *precv_frame, struct sta_info *ptdls_sta)
{
struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct rx_pkt_attrib *pattrib = &precv_frame->u.hdr.attrib;
struct sta_priv *pstapriv = &padapter->stapriv;
u8 wmmps_ac = 0;
/* u8 state=TDLS_check_ch_state(ptdls_sta->tdls_sta_state); */
int i;
ptdls_sta->sta_stats.rx_data_pkts++;
ptdls_sta->tdls_sta_state &= ~(TDLS_WAIT_PTR_STATE);
/* Check 4-AC queue bit */
if (ptdls_sta->uapsd_vo || ptdls_sta->uapsd_vi || ptdls_sta->uapsd_be || ptdls_sta->uapsd_bk)
wmmps_ac = 1;
/* If it's a direct link and have buffered frame */
if (ptdls_sta->tdls_sta_state & TDLS_LINKED_STATE) {
if (wmmps_ac) {
_irqL irqL;
_list *xmitframe_plist, *xmitframe_phead;
struct xmit_frame *pxmitframe = NULL;
_enter_critical_bh(&ptdls_sta->sleep_q.lock, &irqL);
xmitframe_phead = get_list_head(&ptdls_sta->sleep_q);
xmitframe_plist = get_next(xmitframe_phead);
/* transmit buffered frames */
while (rtw_end_of_queue_search(xmitframe_phead, xmitframe_plist) == _FALSE) {
pxmitframe = LIST_CONTAINOR(xmitframe_plist, struct xmit_frame, list);
xmitframe_plist = get_next(xmitframe_plist);
rtw_list_delete(&pxmitframe->list);
ptdls_sta->sleepq_len--;
ptdls_sta->sleepq_ac_len--;
if (ptdls_sta->sleepq_len > 0) {
pxmitframe->attrib.mdata = 1;
pxmitframe->attrib.eosp = 0;
} else {
pxmitframe->attrib.mdata = 0;
pxmitframe->attrib.eosp = 1;
}
pxmitframe->attrib.triggered = 1;
rtw_hal_xmitframe_enqueue(padapter, pxmitframe);
}
if (ptdls_sta->sleepq_len == 0)
RTW_INFO("no buffered packets for tdls to xmit\n");
else {
RTW_INFO("error!psta->sleepq_len=%d\n", ptdls_sta->sleepq_len);
ptdls_sta->sleepq_len = 0;
}
_exit_critical_bh(&ptdls_sta->sleep_q.lock, &irqL);
}
}
return _SUCCESS;
}
#ifdef CONFIG_TDLS_CH_SW
sint On_TDLS_Ch_Switch_Req(_adapter *padapter, union recv_frame *precv_frame, struct sta_info *ptdls_sta)
{
struct tdls_ch_switch *pchsw_info = &padapter->tdlsinfo.chsw_info;
struct sta_priv *pstapriv = &padapter->stapriv;
u8 *ptr = precv_frame->u.hdr.rx_data;
struct rx_pkt_attrib *prx_pkt_attrib = &precv_frame->u.hdr.attrib;
sint parsing_length;
PNDIS_802_11_VARIABLE_IEs pIE;
u8 FIXED_IE = 4;
u16 j;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
u8 zaddr[ETH_ALEN] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00};
u16 switch_time = TDLS_CH_SWITCH_TIME * 1000, switch_timeout = TDLS_CH_SWITCH_TIMEOUT * 1000;
u8 take_care_iqk;
if (rtw_tdls_is_chsw_allowed(padapter) == _FALSE) {
RTW_INFO("[TDLS] Ignore %s since channel switch is not allowed\n", __func__);
return _FAIL;
}
ptdls_sta->ch_switch_time = switch_time;
ptdls_sta->ch_switch_timeout = switch_timeout;
ptr += prx_pkt_attrib->hdrlen + prx_pkt_attrib->iv_len + LLC_HEADER_SIZE + ETH_TYPE_LEN + PAYLOAD_TYPE_LEN;
parsing_length = ((union recv_frame *)precv_frame)->u.hdr.len
- prx_pkt_attrib->hdrlen
- prx_pkt_attrib->iv_len
- prx_pkt_attrib->icv_len
- LLC_HEADER_SIZE
- ETH_TYPE_LEN
- PAYLOAD_TYPE_LEN;
pchsw_info->off_ch_num = *(ptr + 2);
if ((*(ptr + 2) == 2) && (hal_is_band_support(padapter, BAND_ON_5G)))
pchsw_info->off_ch_num = 44;
if (pchsw_info->off_ch_num != pmlmeext->cur_channel)
pchsw_info->delay_switch_back = _FALSE;
/* Parsing information element */
for (j = FIXED_IE; j < parsing_length;) {
pIE = (PNDIS_802_11_VARIABLE_IEs)(ptr + j);
switch (pIE->ElementID) {
case EID_SecondaryChnlOffset:
switch (*(pIE->data)) {
case EXTCHNL_OFFSET_UPPER:
pchsw_info->ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
break;
case EXTCHNL_OFFSET_LOWER:
pchsw_info->ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
break;
default:
pchsw_info->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
break;
}
break;
case _LINK_ID_IE_:
break;
case _CH_SWITCH_TIMING_:
ptdls_sta->ch_switch_time = (RTW_GET_LE16(pIE->data) >= TDLS_CH_SWITCH_TIME * 1000) ?
RTW_GET_LE16(pIE->data) : TDLS_CH_SWITCH_TIME * 1000;
ptdls_sta->ch_switch_timeout = (RTW_GET_LE16(pIE->data + 2) >= TDLS_CH_SWITCH_TIMEOUT * 1000) ?
RTW_GET_LE16(pIE->data + 2) : TDLS_CH_SWITCH_TIMEOUT * 1000;
RTW_INFO("[TDLS] %s ch_switch_time:%d, ch_switch_timeout:%d\n"
, __FUNCTION__, RTW_GET_LE16(pIE->data), RTW_GET_LE16(pIE->data + 2));
default:
break;
}
j += (pIE->Length + 2);
}
#ifndef CONFIG_TDLS_CH_SW_V2
rtw_hal_get_hwreg(padapter, HW_VAR_CH_SW_NEED_TO_TAKE_CARE_IQK_INFO, &take_care_iqk);
if (take_care_iqk == _TRUE) {
u8 central_chnl;
u8 bw_mode;
bw_mode = (pchsw_info->ch_offset) ? CHANNEL_WIDTH_40 : CHANNEL_WIDTH_20;
central_chnl = rtw_get_center_ch(pchsw_info->off_ch_num, bw_mode, pchsw_info->ch_offset);
if (rtw_hal_ch_sw_iqk_info_search(padapter, central_chnl, bw_mode) < 0) {
if (!(pchsw_info->ch_sw_state & TDLS_CH_SWITCH_PREPARE_STATE))
rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_CH_SW_PREPARE);
return _FAIL;
}
}
#endif
/* cancel ch sw monitor timer for responder */
if (!(pchsw_info->ch_sw_state & TDLS_CH_SW_INITIATOR_STATE))
_cancel_timer_ex(&ptdls_sta->ch_sw_monitor_timer);
if (_rtw_memcmp(pchsw_info->addr, zaddr, ETH_ALEN) == _TRUE)
_rtw_memcpy(pchsw_info->addr, ptdls_sta->cmn.mac_addr, ETH_ALEN);
if (ATOMIC_READ(&pchsw_info->chsw_on) == _FALSE)
rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_CH_SW_START);
rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_CH_SW_RESP);
return _SUCCESS;
}
sint On_TDLS_Ch_Switch_Rsp(_adapter *padapter, union recv_frame *precv_frame, struct sta_info *ptdls_sta)
{
struct tdls_ch_switch *pchsw_info = &padapter->tdlsinfo.chsw_info;
struct sta_priv *pstapriv = &padapter->stapriv;
u8 *ptr = precv_frame->u.hdr.rx_data;
struct rx_pkt_attrib *prx_pkt_attrib = &precv_frame->u.hdr.attrib;
sint parsing_length;
PNDIS_802_11_VARIABLE_IEs pIE;
u8 FIXED_IE = 4;
u16 status_code, j, switch_time, switch_timeout;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
int ret = _SUCCESS;
if (rtw_tdls_is_chsw_allowed(padapter) == _FALSE) {
RTW_INFO("[TDLS] Ignore %s since channel switch is not allowed\n", __func__);
return _SUCCESS;
}
/* If we receive Unsolicited TDLS Channel Switch Response when channel switch is running, */
/* we will go back to base channel and terminate this channel switch procedure */
if (ATOMIC_READ(&pchsw_info->chsw_on) == _TRUE) {
if (pmlmeext->cur_channel != rtw_get_oper_ch(padapter)) {
RTW_INFO("[TDLS] Rx unsolicited channel switch response\n");
rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_CH_SW_TO_BASE_CHNL);
goto exit;
}
}
ptr += prx_pkt_attrib->hdrlen + prx_pkt_attrib->iv_len + LLC_HEADER_SIZE + ETH_TYPE_LEN + PAYLOAD_TYPE_LEN;
parsing_length = ((union recv_frame *)precv_frame)->u.hdr.len
- prx_pkt_attrib->hdrlen
- prx_pkt_attrib->iv_len
- prx_pkt_attrib->icv_len
- LLC_HEADER_SIZE
- ETH_TYPE_LEN
- PAYLOAD_TYPE_LEN;
_rtw_memcpy(&status_code, ptr + 2, 2);
if (status_code != 0) {
RTW_INFO("[TDLS] %s status_code:%d\n", __func__, status_code);
pchsw_info->ch_sw_state &= ~(TDLS_CH_SW_INITIATOR_STATE);
rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_CH_SW_END);
ret = _FAIL;
goto exit;
}
/* Parsing information element */
for (j = FIXED_IE; j < parsing_length;) {
pIE = (PNDIS_802_11_VARIABLE_IEs)(ptr + j);
switch (pIE->ElementID) {
case _LINK_ID_IE_:
break;
case _CH_SWITCH_TIMING_:
_rtw_memcpy(&switch_time, pIE->data, 2);
if (switch_time > ptdls_sta->ch_switch_time)
_rtw_memcpy(&ptdls_sta->ch_switch_time, &switch_time, 2);
_rtw_memcpy(&switch_timeout, pIE->data + 2, 2);
if (switch_timeout > ptdls_sta->ch_switch_timeout)
_rtw_memcpy(&ptdls_sta->ch_switch_timeout, &switch_timeout, 2);
break;
default:
break;
}
j += (pIE->Length + 2);
}
if ((pmlmeext->cur_channel == rtw_get_oper_ch(padapter)) &&
(pchsw_info->ch_sw_state & TDLS_WAIT_CH_RSP_STATE)) {
if (ATOMIC_READ(&pchsw_info->chsw_on) == _TRUE)
rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_CH_SW_TO_OFF_CHNL);
}
exit:
return ret;
}
#endif /* CONFIG_TDLS_CH_SW */
#ifdef CONFIG_WFD
void wfd_ie_tdls(_adapter *padapter, u8 *pframe, u32 *pktlen)
{
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct wifi_display_info *pwfd_info = padapter->tdlsinfo.wfd_info;
u8 wfdie[MAX_WFD_IE_LEN] = { 0x00 };
u32 wfdielen = 0;
u16 v16 = 0;
if (!hal_chk_wl_func(padapter, WL_FUNC_MIRACAST))
return;
/* WFD OUI */
wfdielen = 0;
wfdie[wfdielen++] = 0x50;
wfdie[wfdielen++] = 0x6F;
wfdie[wfdielen++] = 0x9A;
wfdie[wfdielen++] = 0x0A; /* WFA WFD v1.0 */
/*
* Commented by Albert 20110825
* According to the WFD Specification, the negotiation request frame should contain 3 WFD attributes
* 1. WFD Device Information
* 2. Associated BSSID ( Optional )
* 3. Local IP Adress ( Optional )
*/
/* WFD Device Information ATTR */
/* Type: */
wfdie[wfdielen++] = WFD_ATTR_DEVICE_INFO;
/* Length: */
/* Note: In the WFD specification, the size of length field is 2. */
RTW_PUT_BE16(wfdie + wfdielen, 0x0006);
wfdielen += 2;
/* Value1: */
/* WFD device information */
/* available for WFD session + Preferred TDLS + WSD ( WFD Service Discovery ) */
v16 = pwfd_info->wfd_device_type | WFD_DEVINFO_SESSION_AVAIL
| WFD_DEVINFO_PC_TDLS | WFD_DEVINFO_WSD;
RTW_PUT_BE16(wfdie + wfdielen, v16);
wfdielen += 2;
/* Value2: */
/* Session Management Control Port */
/* Default TCP port for RTSP messages is 554 */
RTW_PUT_BE16(wfdie + wfdielen, pwfd_info->tdls_rtsp_ctrlport);
wfdielen += 2;
/* Value3: */
/* WFD Device Maximum Throughput */
/* 300Mbps is the maximum throughput */
RTW_PUT_BE16(wfdie + wfdielen, 300);
wfdielen += 2;
/* Associated BSSID ATTR */
/* Type: */
wfdie[wfdielen++] = WFD_ATTR_ASSOC_BSSID;
/* Length: */
/* Note: In the WFD specification, the size of length field is 2. */
RTW_PUT_BE16(wfdie + wfdielen, 0x0006);
wfdielen += 2;
/* Value: */
/* Associated BSSID */
if (check_fwstate(pmlmepriv, WIFI_ASOC_STATE) == _TRUE)
_rtw_memcpy(wfdie + wfdielen, &pmlmepriv->assoc_bssid[0], ETH_ALEN);
else
_rtw_memset(wfdie + wfdielen, 0x00, ETH_ALEN);
/* Local IP Address ATTR */
wfdie[wfdielen++] = WFD_ATTR_LOCAL_IP_ADDR;
/* Length: */
/* Note: In the WFD specification, the size of length field is 2. */
RTW_PUT_BE16(wfdie + wfdielen, 0x0005);
wfdielen += 2;
/* Version: */
/* 0x01: Version1;IPv4 */
wfdie[wfdielen++] = 0x01;
/* IPv4 Address */
_rtw_memcpy(wfdie + wfdielen, pwfd_info->ip_address, 4);
wfdielen += 4;
pframe = rtw_set_ie(pframe, _VENDOR_SPECIFIC_IE_, wfdielen, (unsigned char *) wfdie, pktlen);
}
#endif /* CONFIG_WFD */
void rtw_build_tdls_setup_req_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe, struct tdls_txmgmt *ptxmgmt, struct sta_info *ptdls_sta)
{
struct rf_ctl_t *rfctl = adapter_to_rfctl(padapter);
struct registry_priv *pregistrypriv = &padapter->registrypriv;
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
struct pkt_attrib *pattrib = &pxmitframe->attrib;
int i = 0 ;
u32 time;
u8 *pframe_head;
/* SNonce */
if (pattrib->encrypt) {
for (i = 0; i < 8; i++) {
time = rtw_get_current_time();
_rtw_memcpy(&ptdls_sta->SNonce[4 * i], (u8 *)&time, 4);
}
}
pframe_head = pframe; /* For rtw_tdls_set_ht_cap() */
pframe = rtw_tdls_set_payload_type(pframe, pattrib);
pframe = rtw_tdls_set_category(pframe, pattrib, RTW_WLAN_CATEGORY_TDLS);
pframe = rtw_tdls_set_action(pframe, pattrib, ptxmgmt);
pframe = rtw_tdls_set_dialog(pframe, pattrib, ptxmgmt);
pframe = rtw_tdls_set_capability(padapter, pframe, pattrib);
pframe = rtw_tdls_set_supported_rate(padapter, pframe, pattrib);
pframe = rtw_tdls_set_sup_ch(padapter, pframe, pattrib);
pframe = rtw_tdls_set_sup_reg_class(pframe, pattrib);
if (pattrib->encrypt)
pframe = rtw_tdls_set_rsnie(ptxmgmt, pframe, pattrib, _TRUE, ptdls_sta);
pframe = rtw_tdls_set_ext_cap(pframe, pattrib);
if (pattrib->encrypt) {
pframe = rtw_tdls_set_ftie(ptxmgmt
, pframe
, pattrib
, NULL
, ptdls_sta->SNonce);
pframe = rtw_tdls_set_timeout_interval(ptxmgmt, pframe, pattrib, _TRUE, ptdls_sta);
}
#ifdef CONFIG_80211N_HT
/* Sup_reg_classes(optional) */
if (pregistrypriv->ht_enable == _TRUE)
pframe = rtw_tdls_set_ht_cap(padapter, pframe_head, pattrib);
#endif
pframe = rtw_tdls_set_bss_coexist(padapter, pframe, pattrib);
pframe = rtw_tdls_set_linkid(padapter, pframe, pattrib, _TRUE);
if ((pregistrypriv->wmm_enable == _TRUE) || (padapter->mlmepriv.htpriv.ht_option == _TRUE))
pframe = rtw_tdls_set_qos_cap(pframe, pattrib);
#ifdef CONFIG_80211AC_VHT
if ((padapter->mlmepriv.htpriv.ht_option == _TRUE) && (pmlmeext->cur_channel > 14)
&& REGSTY_IS_11AC_ENABLE(pregistrypriv)
&& is_supported_vht(pregistrypriv->wireless_mode)
&& (!rfctl->country_ent || COUNTRY_CHPLAN_EN_11AC(rfctl->country_ent))
) {
pframe = rtw_tdls_set_aid(padapter, pframe, pattrib);
pframe = rtw_tdls_set_vht_cap(padapter, pframe, pattrib);
}
#endif
#ifdef CONFIG_WFD
if (padapter->wdinfo.wfd_tdls_enable == 1)
wfd_ie_tdls(padapter, pframe, &(pattrib->pktlen));
#endif
}
void rtw_build_tdls_setup_rsp_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe, struct tdls_txmgmt *ptxmgmt, struct sta_info *ptdls_sta)
{
struct rf_ctl_t *rfctl = adapter_to_rfctl(padapter);
struct registry_priv *pregistrypriv = &padapter->registrypriv;
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
struct pkt_attrib *pattrib = &pxmitframe->attrib;
u8 k; /* for random ANonce */
u8 *pftie = NULL, *ptimeout_ie = NULL, *plinkid_ie = NULL, *prsnie = NULL, *pftie_mic = NULL;
u32 time;
u8 *pframe_head;
if (pattrib->encrypt) {
for (k = 0; k < 8; k++) {
time = rtw_get_current_time();
_rtw_memcpy(&ptdls_sta->ANonce[4 * k], (u8 *)&time, 4);
}
}
pframe_head = pframe;
pframe = rtw_tdls_set_payload_type(pframe, pattrib);
pframe = rtw_tdls_set_category(pframe, pattrib, RTW_WLAN_CATEGORY_TDLS);
pframe = rtw_tdls_set_action(pframe, pattrib, ptxmgmt);
pframe = rtw_tdls_set_status_code(pframe, pattrib, ptxmgmt);
if (ptxmgmt->status_code != 0) {
RTW_INFO("[%s] status_code:%04x\n", __FUNCTION__, ptxmgmt->status_code);
return;
}
pframe = rtw_tdls_set_dialog(pframe, pattrib, ptxmgmt);
pframe = rtw_tdls_set_capability(padapter, pframe, pattrib);
pframe = rtw_tdls_set_supported_rate(padapter, pframe, pattrib);
pframe = rtw_tdls_set_sup_ch(padapter, pframe, pattrib);
pframe = rtw_tdls_set_sup_reg_class(pframe, pattrib);
if (pattrib->encrypt) {
prsnie = pframe;
pframe = rtw_tdls_set_rsnie(ptxmgmt, pframe, pattrib, _FALSE, ptdls_sta);
}
pframe = rtw_tdls_set_ext_cap(pframe, pattrib);
if (pattrib->encrypt) {
if (rtw_tdls_is_driver_setup(padapter) == _TRUE)
wpa_tdls_generate_tpk(padapter, ptdls_sta);
pftie = pframe;
pftie_mic = pframe + 4;
pframe = rtw_tdls_set_ftie(ptxmgmt
, pframe
, pattrib
, ptdls_sta->ANonce
, ptdls_sta->SNonce);
ptimeout_ie = pframe;
pframe = rtw_tdls_set_timeout_interval(ptxmgmt, pframe, pattrib, _FALSE, ptdls_sta);
}
#ifdef CONFIG_80211N_HT
/* Sup_reg_classes(optional) */
if (pregistrypriv->ht_enable == _TRUE)
pframe = rtw_tdls_set_ht_cap(padapter, pframe_head, pattrib);
#endif
pframe = rtw_tdls_set_bss_coexist(padapter, pframe, pattrib);
plinkid_ie = pframe;
pframe = rtw_tdls_set_linkid(padapter, pframe, pattrib, _FALSE);
/* Fill FTIE mic */
if (pattrib->encrypt && rtw_tdls_is_driver_setup(padapter) == _TRUE)
wpa_tdls_ftie_mic(ptdls_sta->tpk.kck, 2, plinkid_ie, prsnie, ptimeout_ie, pftie, pftie_mic);
if ((pregistrypriv->wmm_enable == _TRUE) || (padapter->mlmepriv.htpriv.ht_option == _TRUE))
pframe = rtw_tdls_set_qos_cap(pframe, pattrib);
#ifdef CONFIG_80211AC_VHT
if ((padapter->mlmepriv.htpriv.ht_option == _TRUE) && (pmlmeext->cur_channel > 14)
&& REGSTY_IS_11AC_ENABLE(pregistrypriv)
&& is_supported_vht(pregistrypriv->wireless_mode)
&& (!rfctl->country_ent || COUNTRY_CHPLAN_EN_11AC(rfctl->country_ent))
) {
pframe = rtw_tdls_set_aid(padapter, pframe, pattrib);
pframe = rtw_tdls_set_vht_cap(padapter, pframe, pattrib);
pframe = rtw_tdls_set_vht_op_mode_notify(padapter, pframe, pattrib, pmlmeext->cur_bwmode);
}
#endif
#ifdef CONFIG_WFD
if (padapter->wdinfo.wfd_tdls_enable)
wfd_ie_tdls(padapter, pframe, &(pattrib->pktlen));
#endif
}
void rtw_build_tdls_setup_cfm_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe, struct tdls_txmgmt *ptxmgmt, struct sta_info *ptdls_sta)
{
struct rf_ctl_t *rfctl = adapter_to_rfctl(padapter);
struct registry_priv *pregistrypriv = &padapter->registrypriv;
struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
struct pkt_attrib *pattrib = &pxmitframe->attrib;
unsigned int ie_len;
unsigned char *p;
u8 wmm_param_ele[24] = {0};
u8 *pftie = NULL, *ptimeout_ie = NULL, *plinkid_ie = NULL, *prsnie = NULL, *pftie_mic = NULL;
pframe = rtw_tdls_set_payload_type(pframe, pattrib);
pframe = rtw_tdls_set_category(pframe, pattrib, RTW_WLAN_CATEGORY_TDLS);
pframe = rtw_tdls_set_action(pframe, pattrib, ptxmgmt);
pframe = rtw_tdls_set_status_code(pframe, pattrib, ptxmgmt);
pframe = rtw_tdls_set_dialog(pframe, pattrib, ptxmgmt);
if (ptxmgmt->status_code != 0)
return;
if (pattrib->encrypt) {
prsnie = pframe;
pframe = rtw_tdls_set_rsnie(ptxmgmt, pframe, pattrib, _TRUE, ptdls_sta);
}
if (pattrib->encrypt) {
pftie = pframe;
pftie_mic = pframe + 4;
pframe = rtw_tdls_set_ftie(ptxmgmt
, pframe
, pattrib
, ptdls_sta->ANonce
, ptdls_sta->SNonce);
ptimeout_ie = pframe;
pframe = rtw_tdls_set_timeout_interval(ptxmgmt, pframe, pattrib, _TRUE, ptdls_sta);
if (rtw_tdls_is_driver_setup(padapter) == _TRUE) {
/* Start TPK timer */
ptdls_sta->TPK_count = 0;
_set_timer(&ptdls_sta->TPK_timer, ONE_SEC);
}
}
/* HT operation; todo */
plinkid_ie = pframe;
pframe = rtw_tdls_set_linkid(padapter, pframe, pattrib, _TRUE);
if (pattrib->encrypt && (rtw_tdls_is_driver_setup(padapter) == _TRUE))
wpa_tdls_ftie_mic(ptdls_sta->tpk.kck, 3, plinkid_ie, prsnie, ptimeout_ie, pftie, pftie_mic);
if (ptdls_sta->qos_option == _TRUE)
pframe = rtw_tdls_set_wmm_params(padapter, pframe, pattrib);
#ifdef CONFIG_80211AC_VHT
if ((padapter->mlmepriv.htpriv.ht_option == _TRUE)
&& (ptdls_sta->vhtpriv.vht_option == _TRUE) && (pmlmeext->cur_channel > 14)
&& REGSTY_IS_11AC_ENABLE(pregistrypriv)
&& is_supported_vht(pregistrypriv->wireless_mode)
&& (!rfctl->country_ent || COUNTRY_CHPLAN_EN_11AC(rfctl->country_ent))
) {
pframe = rtw_tdls_set_vht_operation(padapter, pframe, pattrib, pmlmeext->cur_channel);
pframe = rtw_tdls_set_vht_op_mode_notify(padapter, pframe, pattrib, pmlmeext->cur_bwmode);
}
#endif
}
void rtw_build_tdls_teardown_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe, struct tdls_txmgmt *ptxmgmt, struct sta_info *ptdls_sta)
{
struct pkt_attrib *pattrib = &pxmitframe->attrib;
u8 *pftie = NULL, *pftie_mic = NULL, *plinkid_ie = NULL;
pframe = rtw_tdls_set_payload_type(pframe, pattrib);
pframe = rtw_tdls_set_category(pframe, pattrib, RTW_WLAN_CATEGORY_TDLS);
pframe = rtw_tdls_set_action(pframe, pattrib, ptxmgmt);
pframe = rtw_tdls_set_status_code(pframe, pattrib, ptxmgmt);
if (pattrib->encrypt) {
pftie = pframe;
pftie_mic = pframe + 4;
pframe = rtw_tdls_set_ftie(ptxmgmt
, pframe
, pattrib
, ptdls_sta->ANonce
, ptdls_sta->SNonce);
}
plinkid_ie = pframe;
if (ptdls_sta->tdls_sta_state & TDLS_INITIATOR_STATE)
pframe = rtw_tdls_set_linkid(padapter, pframe, pattrib, _FALSE);
else if (ptdls_sta->tdls_sta_state & TDLS_RESPONDER_STATE)
pframe = rtw_tdls_set_linkid(padapter, pframe, pattrib, _TRUE);
if (pattrib->encrypt && (rtw_tdls_is_driver_setup(padapter) == _TRUE))
wpa_tdls_teardown_ftie_mic(ptdls_sta->tpk.kck, plinkid_ie, ptxmgmt->status_code, 1, 4, pftie, pftie_mic);
}
void rtw_build_tdls_dis_req_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe, struct tdls_txmgmt *ptxmgmt)
{
struct pkt_attrib *pattrib = &pxmitframe->attrib;
pframe = rtw_tdls_set_payload_type(pframe, pattrib);
pframe = rtw_tdls_set_category(pframe, pattrib, RTW_WLAN_CATEGORY_TDLS);
pframe = rtw_tdls_set_action(pframe, pattrib, ptxmgmt);
pframe = rtw_tdls_set_dialog(pframe, pattrib, ptxmgmt);
pframe = rtw_tdls_set_linkid(padapter, pframe, pattrib, _TRUE);
}
void rtw_build_tdls_dis_rsp_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe, struct tdls_txmgmt *ptxmgmt, u8 privacy)
{
struct registry_priv *pregistrypriv = &padapter->registrypriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct pkt_attrib *pattrib = &pxmitframe->attrib;
u8 *pframe_head, pktlen_index;
pktlen_index = pattrib->pktlen;
pframe_head = pframe;
pframe = rtw_tdls_set_category(pframe, pattrib, RTW_WLAN_CATEGORY_PUBLIC);
pframe = rtw_tdls_set_action(pframe, pattrib, ptxmgmt);
pframe = rtw_tdls_set_dialog(pframe, pattrib, ptxmgmt);
pframe = rtw_tdls_set_capability(padapter, pframe, pattrib);
pframe = rtw_tdls_set_supported_rate(padapter, pframe, pattrib);
pframe = rtw_tdls_set_sup_ch(padapter, pframe, pattrib);
if (privacy)
pframe = rtw_tdls_set_rsnie(ptxmgmt, pframe, pattrib, _TRUE, NULL);
pframe = rtw_tdls_set_ext_cap(pframe, pattrib);
if (privacy) {
pframe = rtw_tdls_set_ftie(ptxmgmt, pframe, pattrib, NULL, NULL);
pframe = rtw_tdls_set_timeout_interval(ptxmgmt, pframe, pattrib, _TRUE, NULL);
}
#ifdef CONFIG_80211N_HT
if (pregistrypriv->ht_enable == _TRUE)
pframe = rtw_tdls_set_ht_cap(padapter, pframe_head - pktlen_index, pattrib);
#endif
pframe = rtw_tdls_set_bss_coexist(padapter, pframe, pattrib);
pframe = rtw_tdls_set_linkid(padapter, pframe, pattrib, _FALSE);
}
void rtw_build_tdls_peer_traffic_indication_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe, struct tdls_txmgmt *ptxmgmt, struct sta_info *ptdls_sta)
{
struct pkt_attrib *pattrib = &pxmitframe->attrib;
u8 AC_queue = 0;
pframe = rtw_tdls_set_payload_type(pframe, pattrib);
pframe = rtw_tdls_set_category(pframe, pattrib, RTW_WLAN_CATEGORY_TDLS);
pframe = rtw_tdls_set_action(pframe, pattrib, ptxmgmt);
pframe = rtw_tdls_set_dialog(pframe, pattrib, ptxmgmt);
if (ptdls_sta->tdls_sta_state & TDLS_INITIATOR_STATE)
pframe = rtw_tdls_set_linkid(padapter, pframe, pattrib, _FALSE);
else if (ptdls_sta->tdls_sta_state & TDLS_RESPONDER_STATE)
pframe = rtw_tdls_set_linkid(padapter, pframe, pattrib, _TRUE);
/* PTI control */
/* PU buffer status */
if (ptdls_sta->uapsd_bk & BIT(1))
AC_queue = BIT(0);
if (ptdls_sta->uapsd_be & BIT(1))
AC_queue = BIT(1);
if (ptdls_sta->uapsd_vi & BIT(1))
AC_queue = BIT(2);
if (ptdls_sta->uapsd_vo & BIT(1))
AC_queue = BIT(3);
pframe = rtw_set_ie(pframe, _PTI_BUFFER_STATUS_, 1, &AC_queue, &(pattrib->pktlen));
}
void rtw_build_tdls_peer_traffic_rsp_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe, struct tdls_txmgmt *ptxmgmt, struct sta_info *ptdls_sta)
{
struct pkt_attrib *pattrib = &pxmitframe->attrib;
pframe = rtw_tdls_set_payload_type(pframe, pattrib);
pframe = rtw_tdls_set_category(pframe, pattrib, RTW_WLAN_CATEGORY_TDLS);
pframe = rtw_tdls_set_action(pframe, pattrib, ptxmgmt);
pframe = rtw_tdls_set_dialog(pframe, pattrib, ptxmgmt);
if (ptdls_sta->tdls_sta_state & TDLS_INITIATOR_STATE)
pframe = rtw_tdls_set_linkid(padapter, pframe, pattrib, _FALSE);
else if (ptdls_sta->tdls_sta_state & TDLS_RESPONDER_STATE)
pframe = rtw_tdls_set_linkid(padapter, pframe, pattrib, _TRUE);
}
#ifdef CONFIG_TDLS_CH_SW
void rtw_build_tdls_ch_switch_req_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe, struct tdls_txmgmt *ptxmgmt, struct sta_info *ptdls_sta)
{
struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
struct pkt_attrib *pattrib = &pxmitframe->attrib;
struct sta_priv *pstapriv = &padapter->stapriv;
u16 switch_time = TDLS_CH_SWITCH_TIME * 1000, switch_timeout = TDLS_CH_SWITCH_TIMEOUT * 1000;
ptdls_sta->ch_switch_time = switch_time;
ptdls_sta->ch_switch_timeout = switch_timeout;
pframe = rtw_tdls_set_payload_type(pframe, pattrib);
pframe = rtw_tdls_set_category(pframe, pattrib, RTW_WLAN_CATEGORY_TDLS);
pframe = rtw_tdls_set_action(pframe, pattrib, ptxmgmt);
pframe = rtw_tdls_set_target_ch(padapter, pframe, pattrib);
pframe = rtw_tdls_set_reg_class(pframe, pattrib, ptdls_sta);
if (ptdlsinfo->chsw_info.ch_offset != HAL_PRIME_CHNL_OFFSET_DONT_CARE) {
switch (ptdlsinfo->chsw_info.ch_offset) {
case HAL_PRIME_CHNL_OFFSET_LOWER:
pframe = rtw_tdls_set_second_channel_offset(pframe, pattrib, SCA);
break;
case HAL_PRIME_CHNL_OFFSET_UPPER:
pframe = rtw_tdls_set_second_channel_offset(pframe, pattrib, SCB);
break;
}
}
if (ptdls_sta->tdls_sta_state & TDLS_INITIATOR_STATE)
pframe = rtw_tdls_set_linkid(padapter, pframe, pattrib, _FALSE);
else if (ptdls_sta->tdls_sta_state & TDLS_RESPONDER_STATE)
pframe = rtw_tdls_set_linkid(padapter, pframe, pattrib, _TRUE);
pframe = rtw_tdls_set_ch_sw(pframe, pattrib, ptdls_sta);
}
void rtw_build_tdls_ch_switch_rsp_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe, struct tdls_txmgmt *ptxmgmt, struct sta_info *ptdls_sta)
{
struct pkt_attrib *pattrib = &pxmitframe->attrib;
struct sta_priv *pstapriv = &padapter->stapriv;
pframe = rtw_tdls_set_payload_type(pframe, pattrib);
pframe = rtw_tdls_set_category(pframe, pattrib, RTW_WLAN_CATEGORY_TDLS);
pframe = rtw_tdls_set_action(pframe, pattrib, ptxmgmt);
pframe = rtw_tdls_set_status_code(pframe, pattrib, ptxmgmt);
if (ptdls_sta->tdls_sta_state & TDLS_INITIATOR_STATE)
pframe = rtw_tdls_set_linkid(padapter, pframe, pattrib, _FALSE);
else if (ptdls_sta->tdls_sta_state & TDLS_RESPONDER_STATE)
pframe = rtw_tdls_set_linkid(padapter, pframe, pattrib, _TRUE);
pframe = rtw_tdls_set_ch_sw(pframe, pattrib, ptdls_sta);
}
#endif
#ifdef CONFIG_WFD
void rtw_build_tunneled_probe_req_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe)
{
u8 i;
_adapter *iface = NULL;
struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
struct pkt_attrib *pattrib = &pxmitframe->attrib;
struct wifidirect_info *pwdinfo;
u8 category = RTW_WLAN_CATEGORY_P2P;
u8 WFA_OUI[3] = { 0x50, 0x6f, 0x9a};
u8 probe_req = 4;
u8 wfdielen = 0;
pframe = rtw_tdls_set_payload_type(pframe, pattrib);
pframe = rtw_set_fixed_ie(pframe, 1, &(category), &(pattrib->pktlen));
pframe = rtw_set_fixed_ie(pframe, 3, WFA_OUI, &(pattrib->pktlen));
pframe = rtw_set_fixed_ie(pframe, 1, &(probe_req), &(pattrib->pktlen));
for (i = 0; i < dvobj->iface_nums; i++) {
iface = dvobj->padapters[i];
if ((iface) && rtw_is_adapter_up(iface)) {
pwdinfo = &iface->wdinfo;
if (!rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE)) {
wfdielen = build_probe_req_wfd_ie(pwdinfo, pframe);
pframe += wfdielen;
pattrib->pktlen += wfdielen;
}
}
}
}
void rtw_build_tunneled_probe_rsp_ies(_adapter *padapter, struct xmit_frame *pxmitframe, u8 *pframe)
{
u8 i;
_adapter *iface = NULL;
struct dvobj_priv *dvobj = adapter_to_dvobj(padapter);
struct pkt_attrib *pattrib = &pxmitframe->attrib;
struct wifidirect_info *pwdinfo;
u8 category = RTW_WLAN_CATEGORY_P2P;
u8 WFA_OUI[3] = { 0x50, 0x6f, 0x9a};
u8 probe_rsp = 5;
u8 wfdielen = 0;
pframe = rtw_tdls_set_payload_type(pframe, pattrib);
pframe = rtw_set_fixed_ie(pframe, 1, &(category), &(pattrib->pktlen));
pframe = rtw_set_fixed_ie(pframe, 3, WFA_OUI, &(pattrib->pktlen));
pframe = rtw_set_fixed_ie(pframe, 1, &(probe_rsp), &(pattrib->pktlen));
for (i = 0; i < dvobj->iface_nums; i++) {
iface = dvobj->padapters[i];
if ((iface) && rtw_is_adapter_up(iface)) {
pwdinfo = &iface->wdinfo;
if (!rtw_p2p_chk_state(pwdinfo, P2P_STATE_NONE)) {
wfdielen = build_probe_resp_wfd_ie(pwdinfo, pframe, 1);
pframe += wfdielen;
pattrib->pktlen += wfdielen;
}
}
}
}
#endif /* CONFIG_WFD */
void _tdls_tpk_timer_hdl(void *FunctionContext)
{
struct sta_info *ptdls_sta = (struct sta_info *)FunctionContext;
struct tdls_txmgmt txmgmt;
_rtw_memset(&txmgmt, 0x00, sizeof(struct tdls_txmgmt));
ptdls_sta->TPK_count++;
/* TPK_timer expired in a second */
/* Retry timer should set at least 301 sec. */
if (ptdls_sta->TPK_count >= (ptdls_sta->TDLS_PeerKey_Lifetime - 3)) {
RTW_INFO("[TDLS] %s, Re-Setup TDLS link with "MAC_FMT" since TPK lifetime expires!\n",
__FUNCTION__, MAC_ARG(ptdls_sta->cmn.mac_addr));
ptdls_sta->TPK_count = 0;
_rtw_memcpy(txmgmt.peer, ptdls_sta->cmn.mac_addr, ETH_ALEN);
issue_tdls_setup_req(ptdls_sta->padapter, &txmgmt, _FALSE);
}
_set_timer(&ptdls_sta->TPK_timer, ONE_SEC);
}
#ifdef CONFIG_TDLS_CH_SW
void _tdls_ch_switch_timer_hdl(void *FunctionContext)
{
struct sta_info *ptdls_sta = (struct sta_info *)FunctionContext;
_adapter *padapter = ptdls_sta->padapter;
struct tdls_ch_switch *pchsw_info = &padapter->tdlsinfo.chsw_info;
rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_CH_SW_END_TO_BASE_CHNL);
RTW_INFO("[TDLS] %s, can't get traffic from op_ch:%d\n", __func__, rtw_get_oper_ch(padapter));
}
void _tdls_delay_timer_hdl(void *FunctionContext)
{
struct sta_info *ptdls_sta = (struct sta_info *)FunctionContext;
_adapter *padapter = ptdls_sta->padapter;
struct tdls_ch_switch *pchsw_info = &padapter->tdlsinfo.chsw_info;
RTW_INFO("[TDLS] %s, op_ch:%d, tdls_state:0x%08x\n", __func__, rtw_get_oper_ch(padapter), ptdls_sta->tdls_sta_state);
pchsw_info->delay_switch_back = _TRUE;
}
void _tdls_stay_on_base_chnl_timer_hdl(void *FunctionContext)
{
struct sta_info *ptdls_sta = (struct sta_info *)FunctionContext;
_adapter *padapter = ptdls_sta->padapter;
struct tdls_ch_switch *pchsw_info = &padapter->tdlsinfo.chsw_info;
if (ptdls_sta != NULL) {
issue_tdls_ch_switch_req(padapter, ptdls_sta);
pchsw_info->ch_sw_state |= TDLS_WAIT_CH_RSP_STATE;
}
}
void _tdls_ch_switch_monitor_timer_hdl(void *FunctionContext)
{
struct sta_info *ptdls_sta = (struct sta_info *)FunctionContext;
_adapter *padapter = ptdls_sta->padapter;
struct tdls_ch_switch *pchsw_info = &padapter->tdlsinfo.chsw_info;
rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_CH_SW_END);
RTW_INFO("[TDLS] %s, does not receive ch sw req\n", __func__);
}
#endif
void _tdls_handshake_timer_hdl(void *FunctionContext)
{
struct sta_info *ptdls_sta = (struct sta_info *)FunctionContext;
_adapter *padapter = NULL;
struct tdls_txmgmt txmgmt;
_rtw_memset(&txmgmt, 0x00, sizeof(struct tdls_txmgmt));
_rtw_memcpy(txmgmt.peer, ptdls_sta->cmn.mac_addr, ETH_ALEN);
txmgmt.status_code = _RSON_TDLS_TEAR_UN_RSN_;
if (ptdls_sta != NULL) {
padapter = ptdls_sta->padapter;
RTW_INFO("[TDLS] Handshake time out\n");
if (ptdls_sta->tdls_sta_state & TDLS_LINKED_STATE)
rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_TEARDOWN_STA);
else
rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_TEARDOWN_STA_LOCALLY);
}
}
void _tdls_pti_timer_hdl(void *FunctionContext)
{
struct sta_info *ptdls_sta = (struct sta_info *)FunctionContext;
_adapter *padapter = NULL;
struct tdls_txmgmt txmgmt;
_rtw_memset(&txmgmt, 0x00, sizeof(struct tdls_txmgmt));
_rtw_memcpy(txmgmt.peer, ptdls_sta->cmn.mac_addr, ETH_ALEN);
txmgmt.status_code = _RSON_TDLS_TEAR_TOOFAR_;
if (ptdls_sta != NULL) {
padapter = ptdls_sta->padapter;
if (ptdls_sta->tdls_sta_state & TDLS_WAIT_PTR_STATE) {
RTW_INFO("[TDLS] Doesn't receive PTR from peer dev:"MAC_FMT"; "
"Send TDLS Tear Down\n", MAC_ARG(ptdls_sta->cmn.mac_addr));
rtw_tdls_cmd(padapter, ptdls_sta->cmn.mac_addr, TDLS_TEARDOWN_STA);
}
}
}
void rtw_init_tdls_timer(_adapter *padapter, struct sta_info *psta)
{
psta->padapter = padapter;
rtw_init_timer(&psta->TPK_timer, padapter, _tdls_tpk_timer_hdl, psta);
#ifdef CONFIG_TDLS_CH_SW
rtw_init_timer(&psta->ch_sw_timer, padapter, _tdls_ch_switch_timer_hdl, psta);
rtw_init_timer(&psta->delay_timer, padapter, _tdls_delay_timer_hdl, psta);
rtw_init_timer(&psta->stay_on_base_chnl_timer, padapter, _tdls_stay_on_base_chnl_timer_hdl, psta);
rtw_init_timer(&psta->ch_sw_monitor_timer, padapter, _tdls_ch_switch_monitor_timer_hdl, psta);
#endif
rtw_init_timer(&psta->handshake_timer, padapter, _tdls_handshake_timer_hdl, psta);
rtw_init_timer(&psta->pti_timer, padapter, _tdls_pti_timer_hdl, psta);
}
void rtw_cancel_tdls_timer(struct sta_info *psta)
{
_cancel_timer_ex(&psta->TPK_timer);
#ifdef CONFIG_TDLS_CH_SW
_cancel_timer_ex(&psta->ch_sw_timer);
_cancel_timer_ex(&psta->delay_timer);
_cancel_timer_ex(&psta->stay_on_base_chnl_timer);
_cancel_timer_ex(&psta->ch_sw_monitor_timer);
#endif
_cancel_timer_ex(&psta->handshake_timer);
_cancel_timer_ex(&psta->pti_timer);
}
void rtw_tdls_teardown_pre_hdl(_adapter *padapter, struct sta_info *psta)
{
struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
struct sta_priv *pstapriv = &padapter->stapriv;
_irqL irqL;
rtw_cancel_tdls_timer(psta);
_enter_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
if (ptdlsinfo->sta_cnt != 0)
ptdlsinfo->sta_cnt--;
_exit_critical_bh(&(pstapriv->sta_hash_lock), &irqL);
if (ptdlsinfo->sta_cnt < MAX_ALLOWED_TDLS_STA_NUM) {
ptdlsinfo->sta_maximum = _FALSE;
_rtw_memset(&ptdlsinfo->ss_record, 0x00, sizeof(struct tdls_ss_record));
}
if (ptdlsinfo->sta_cnt == 0)
rtw_tdls_set_link_established(padapter, _FALSE);
else
RTW_INFO("Remain tdls sta:%02x\n", ptdlsinfo->sta_cnt);
}
void rtw_tdls_teardown_post_hdl(_adapter *padapter, struct sta_info *psta, u8 enqueue_cmd)
{
struct tdls_info *ptdlsinfo = &padapter->tdlsinfo;
/* Clear cam */
rtw_clearstakey_cmd(padapter, psta, enqueue_cmd);
/* Update sta media status */
if (enqueue_cmd)
rtw_sta_media_status_rpt_cmd(padapter, psta, 0);
else
rtw_sta_media_status_rpt(padapter, psta, 0);
/* Set RCR if necessary */
if (ptdlsinfo->sta_cnt == 0) {
if (enqueue_cmd)
rtw_tdls_cmd(padapter, NULL, TDLS_RS_RCR);
else
rtw_hal_rcr_set_chk_bssid(padapter, MLME_TDLS_NOLINK);
}
/* Free tdls sta info */
rtw_free_stainfo(padapter, psta);
}
int rtw_tdls_is_driver_setup(_adapter *padapter)
{
return padapter->tdlsinfo.driver_setup;
}
const char *rtw_tdls_action_txt(enum TDLS_ACTION_FIELD action)
{
switch (action) {
case TDLS_SETUP_REQUEST:
return "TDLS_SETUP_REQUEST";
case TDLS_SETUP_RESPONSE:
return "TDLS_SETUP_RESPONSE";
case TDLS_SETUP_CONFIRM:
return "TDLS_SETUP_CONFIRM";
case TDLS_TEARDOWN:
return "TDLS_TEARDOWN";
case TDLS_PEER_TRAFFIC_INDICATION:
return "TDLS_PEER_TRAFFIC_INDICATION";
case TDLS_CHANNEL_SWITCH_REQUEST:
return "TDLS_CHANNEL_SWITCH_REQUEST";
case TDLS_CHANNEL_SWITCH_RESPONSE:
return "TDLS_CHANNEL_SWITCH_RESPONSE";
case TDLS_PEER_PSM_REQUEST:
return "TDLS_PEER_PSM_REQUEST";
case TDLS_PEER_PSM_RESPONSE:
return "TDLS_PEER_PSM_RESPONSE";
case TDLS_PEER_TRAFFIC_RESPONSE:
return "TDLS_PEER_TRAFFIC_RESPONSE";
case TDLS_DISCOVERY_REQUEST:
return "TDLS_DISCOVERY_REQUEST";
case TDLS_DISCOVERY_RESPONSE:
return "TDLS_DISCOVERY_RESPONSE";
default:
return "UNKNOWN";
}
}
#endif /* CONFIG_TDLS */
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