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nest-open-source / nest-learning-thermostat / 5.7.1 / linux-imx-ul / refs/heads/master / . / drivers / staging / rtl8723au / os_dep / ioctl_cfg80211.c
blob: bc95ce89af0671f97a7c7f1128dab96cbc442e39 [file] [log] [blame]
/******************************************************************************
*
* Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
*
* 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 _IOCTL_CFG80211_C_
#include <osdep_service.h>
#include <drv_types.h>
#include <xmit_osdep.h>
#include "ioctl_cfg80211.h"
#define RTW_MAX_MGMT_TX_CNT 8
#define RTW_MAX_REMAIN_ON_CHANNEL_DURATION 65535 /* ms */
#define RTW_MAX_NUM_PMKIDS 4
static const u32 rtw_cipher_suites[] = {
WLAN_CIPHER_SUITE_WEP40,
WLAN_CIPHER_SUITE_WEP104,
WLAN_CIPHER_SUITE_TKIP,
WLAN_CIPHER_SUITE_CCMP,
};
#define RATETAB_ENT(_rate, _rateid, _flags) { \
.bitrate = (_rate), \
.hw_value = (_rateid), \
.flags = (_flags), \
}
#define CHAN2G(_channel, _freq, _flags) { \
.band = IEEE80211_BAND_2GHZ, \
.center_freq = (_freq), \
.hw_value = (_channel), \
.flags = (_flags), \
.max_antenna_gain = 0, \
.max_power = 30, \
}
#define CHAN5G(_channel, _flags) { \
.band = IEEE80211_BAND_5GHZ, \
.center_freq = 5000 + (5 * (_channel)), \
.hw_value = (_channel), \
.flags = (_flags), \
.max_antenna_gain = 0, \
.max_power = 30, \
}
static struct ieee80211_rate rtw_rates[] = {
RATETAB_ENT(10, 0x1, 0),
RATETAB_ENT(20, 0x2, 0),
RATETAB_ENT(55, 0x4, 0),
RATETAB_ENT(110, 0x8, 0),
RATETAB_ENT(60, 0x10, 0),
RATETAB_ENT(90, 0x20, 0),
RATETAB_ENT(120, 0x40, 0),
RATETAB_ENT(180, 0x80, 0),
RATETAB_ENT(240, 0x100, 0),
RATETAB_ENT(360, 0x200, 0),
RATETAB_ENT(480, 0x400, 0),
RATETAB_ENT(540, 0x800, 0),
};
#define rtw_a_rates (rtw_rates + 4)
#define RTW_A_RATES_NUM 8
#define rtw_g_rates (rtw_rates + 0)
#define RTW_G_RATES_NUM 12
#define RTW_2G_CHANNELS_NUM 14
#define RTW_5G_CHANNELS_NUM 37
static struct ieee80211_channel rtw_2ghz_channels[] = {
CHAN2G(1, 2412, 0),
CHAN2G(2, 2417, 0),
CHAN2G(3, 2422, 0),
CHAN2G(4, 2427, 0),
CHAN2G(5, 2432, 0),
CHAN2G(6, 2437, 0),
CHAN2G(7, 2442, 0),
CHAN2G(8, 2447, 0),
CHAN2G(9, 2452, 0),
CHAN2G(10, 2457, 0),
CHAN2G(11, 2462, 0),
CHAN2G(12, 2467, 0),
CHAN2G(13, 2472, 0),
CHAN2G(14, 2484, 0),
};
static struct ieee80211_channel rtw_5ghz_a_channels[] = {
CHAN5G(34, 0), CHAN5G(36, 0),
CHAN5G(38, 0), CHAN5G(40, 0),
CHAN5G(42, 0), CHAN5G(44, 0),
CHAN5G(46, 0), CHAN5G(48, 0),
CHAN5G(52, 0), CHAN5G(56, 0),
CHAN5G(60, 0), CHAN5G(64, 0),
CHAN5G(100, 0), CHAN5G(104, 0),
CHAN5G(108, 0), CHAN5G(112, 0),
CHAN5G(116, 0), CHAN5G(120, 0),
CHAN5G(124, 0), CHAN5G(128, 0),
CHAN5G(132, 0), CHAN5G(136, 0),
CHAN5G(140, 0), CHAN5G(149, 0),
CHAN5G(153, 0), CHAN5G(157, 0),
CHAN5G(161, 0), CHAN5G(165, 0),
CHAN5G(184, 0), CHAN5G(188, 0),
CHAN5G(192, 0), CHAN5G(196, 0),
CHAN5G(200, 0), CHAN5G(204, 0),
CHAN5G(208, 0), CHAN5G(212, 0),
CHAN5G(216, 0),
};
static void rtw_2g_channels_init(struct ieee80211_channel *channels)
{
memcpy((void *)channels, (void *)rtw_2ghz_channels,
sizeof(struct ieee80211_channel) * RTW_2G_CHANNELS_NUM);
}
static void rtw_5g_channels_init(struct ieee80211_channel *channels)
{
memcpy((void *)channels, (void *)rtw_5ghz_a_channels,
sizeof(struct ieee80211_channel) * RTW_5G_CHANNELS_NUM);
}
static void rtw_2g_rates_init(struct ieee80211_rate *rates)
{
memcpy(rates, rtw_g_rates,
sizeof(struct ieee80211_rate) * RTW_G_RATES_NUM);
}
static void rtw_5g_rates_init(struct ieee80211_rate *rates)
{
memcpy(rates, rtw_a_rates,
sizeof(struct ieee80211_rate) * RTW_A_RATES_NUM);
}
static struct ieee80211_supported_band *
rtw_spt_band_alloc(enum ieee80211_band band)
{
struct ieee80211_supported_band *spt_band = NULL;
int n_channels, n_bitrates;
if (band == IEEE80211_BAND_2GHZ) {
n_channels = RTW_2G_CHANNELS_NUM;
n_bitrates = RTW_G_RATES_NUM;
} else if (band == IEEE80211_BAND_5GHZ) {
n_channels = RTW_5G_CHANNELS_NUM;
n_bitrates = RTW_A_RATES_NUM;
} else {
goto exit;
}
spt_band = kzalloc(sizeof(struct ieee80211_supported_band) +
sizeof(struct ieee80211_channel) * n_channels +
sizeof(struct ieee80211_rate) * n_bitrates,
GFP_KERNEL);
if (!spt_band)
goto exit;
spt_band->channels =
(struct ieee80211_channel *)(((u8 *) spt_band) +
sizeof(struct
ieee80211_supported_band));
spt_band->bitrates =
(struct ieee80211_rate *)(((u8 *) spt_band->channels) +
sizeof(struct ieee80211_channel) *
n_channels);
spt_band->band = band;
spt_band->n_channels = n_channels;
spt_band->n_bitrates = n_bitrates;
if (band == IEEE80211_BAND_2GHZ) {
rtw_2g_channels_init(spt_band->channels);
rtw_2g_rates_init(spt_band->bitrates);
} else if (band == IEEE80211_BAND_5GHZ) {
rtw_5g_channels_init(spt_band->channels);
rtw_5g_rates_init(spt_band->bitrates);
}
/* spt_band.ht_cap */
exit:
return spt_band;
}
static const struct ieee80211_txrx_stypes
rtw_cfg80211_default_mgmt_stypes[NUM_NL80211_IFTYPES] = {
[NL80211_IFTYPE_ADHOC] = {
.tx = 0xffff,
.rx = BIT(IEEE80211_STYPE_ACTION >> 4)
},
[NL80211_IFTYPE_STATION] = {
.tx = 0xffff,
.rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
},
[NL80211_IFTYPE_AP] = {
.tx = 0xffff,
.rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) |
BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) |
BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
BIT(IEEE80211_STYPE_DISASSOC >> 4) |
BIT(IEEE80211_STYPE_AUTH >> 4) |
BIT(IEEE80211_STYPE_DEAUTH >> 4) |
BIT(IEEE80211_STYPE_ACTION >> 4)
},
[NL80211_IFTYPE_AP_VLAN] = {
/* copy AP */
.tx = 0xffff,
.rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) |
BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) |
BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
BIT(IEEE80211_STYPE_DISASSOC >> 4) |
BIT(IEEE80211_STYPE_AUTH >> 4) |
BIT(IEEE80211_STYPE_DEAUTH >> 4) |
BIT(IEEE80211_STYPE_ACTION >> 4)
},
[NL80211_IFTYPE_P2P_CLIENT] = {
.tx = 0xffff,
.rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
},
[NL80211_IFTYPE_P2P_GO] = {
.tx = 0xffff,
.rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) |
BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) |
BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
BIT(IEEE80211_STYPE_DISASSOC >> 4) |
BIT(IEEE80211_STYPE_AUTH >> 4) |
BIT(IEEE80211_STYPE_DEAUTH >> 4) |
BIT(IEEE80211_STYPE_ACTION >> 4)
},
};
static int rtw_cfg80211_inform_bss(struct rtw_adapter *padapter,
struct wlan_network *pnetwork)
{
int ret = 0;
struct ieee80211_channel *notify_channel;
struct cfg80211_bss *bss;
u16 channel;
u32 freq;
u8 *notify_ie;
size_t notify_ielen;
s32 notify_signal;
struct wireless_dev *wdev = padapter->rtw_wdev;
struct wiphy *wiphy = wdev->wiphy;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
channel = pnetwork->network.DSConfig;
if (channel <= RTW_CH_MAX_2G_CHANNEL)
freq = ieee80211_channel_to_frequency(channel,
IEEE80211_BAND_2GHZ);
else
freq = ieee80211_channel_to_frequency(channel,
IEEE80211_BAND_5GHZ);
notify_channel = ieee80211_get_channel(wiphy, freq);
notify_ie = pnetwork->network.IEs;
notify_ielen = pnetwork->network.IELength;
/* We've set wiphy's signal_type as CFG80211_SIGNAL_TYPE_MBM:
* signal strength in mBm (100*dBm)
*/
if (check_fwstate(pmlmepriv, _FW_LINKED) &&
is_same_network23a(&pmlmepriv->cur_network.network,
&pnetwork->network)) {
notify_signal = 100 * translate_percentage_to_dbm(padapter->recvpriv.signal_strength); /* dbm */
} else {
notify_signal = 100 * translate_percentage_to_dbm(
pnetwork->network.SignalStrength); /* dbm */
}
bss = cfg80211_inform_bss(wiphy, notify_channel,
CFG80211_BSS_FTYPE_UNKNOWN,
pnetwork->network.MacAddress,
pnetwork->network.tsf,
pnetwork->network.capability,
pnetwork->network.beacon_interval,
notify_ie, notify_ielen,
notify_signal, GFP_ATOMIC);
if (unlikely(!bss)) {
DBG_8723A("rtw_cfg80211_inform_bss error\n");
return -EINVAL;
}
cfg80211_put_bss(wiphy, bss);
return ret;
}
void rtw_cfg80211_indicate_connect(struct rtw_adapter *padapter)
{
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct wlan_network *cur_network = &pmlmepriv->cur_network;
struct wireless_dev *pwdev = padapter->rtw_wdev;
DBG_8723A("%s(padapter =%p)\n", __func__, padapter);
if (pwdev->iftype != NL80211_IFTYPE_STATION &&
pwdev->iftype != NL80211_IFTYPE_P2P_CLIENT)
return;
if (check_fwstate(pmlmepriv, WIFI_AP_STATE))
return;
if (padapter->mlmepriv.to_roaming > 0) {
struct wiphy *wiphy = pwdev->wiphy;
struct ieee80211_channel *notify_channel;
u32 freq;
u16 channel = cur_network->network.DSConfig;
if (channel <= RTW_CH_MAX_2G_CHANNEL)
freq =
ieee80211_channel_to_frequency(channel,
IEEE80211_BAND_2GHZ);
else
freq =
ieee80211_channel_to_frequency(channel,
IEEE80211_BAND_5GHZ);
notify_channel = ieee80211_get_channel(wiphy, freq);
DBG_8723A("%s call cfg80211_roamed\n", __func__);
cfg80211_roamed(padapter->pnetdev, notify_channel,
cur_network->network.MacAddress,
pmlmepriv->assoc_req +
sizeof(struct ieee80211_hdr_3addr) + 2,
pmlmepriv->assoc_req_len -
sizeof(struct ieee80211_hdr_3addr) - 2,
pmlmepriv->assoc_rsp +
sizeof(struct ieee80211_hdr_3addr) + 6,
pmlmepriv->assoc_rsp_len -
sizeof(struct ieee80211_hdr_3addr) - 6,
GFP_ATOMIC);
} else {
cfg80211_connect_result(padapter->pnetdev,
cur_network->network.MacAddress,
pmlmepriv->assoc_req +
sizeof(struct ieee80211_hdr_3addr) + 2,
pmlmepriv->assoc_req_len -
sizeof(struct ieee80211_hdr_3addr) - 2,
pmlmepriv->assoc_rsp +
sizeof(struct ieee80211_hdr_3addr) + 6,
pmlmepriv->assoc_rsp_len -
sizeof(struct ieee80211_hdr_3addr) - 6,
WLAN_STATUS_SUCCESS, GFP_ATOMIC);
}
}
void rtw_cfg80211_indicate_disconnect(struct rtw_adapter *padapter)
{
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct wireless_dev *pwdev = padapter->rtw_wdev;
DBG_8723A("%s(padapter =%p)\n", __func__, padapter);
if (pwdev->iftype != NL80211_IFTYPE_STATION &&
pwdev->iftype != NL80211_IFTYPE_P2P_CLIENT)
return;
if (check_fwstate(pmlmepriv, WIFI_AP_STATE))
return;
if (!padapter->mlmepriv.not_indic_disco) {
if (check_fwstate(&padapter->mlmepriv, WIFI_UNDER_LINKING)) {
cfg80211_connect_result(padapter->pnetdev, NULL, NULL,
0, NULL, 0,
WLAN_STATUS_UNSPECIFIED_FAILURE,
GFP_ATOMIC);
} else {
cfg80211_disconnected(padapter->pnetdev, 0, NULL,
0, GFP_ATOMIC);
}
}
}
#ifdef CONFIG_8723AU_AP_MODE
static int set_pairwise_key(struct rtw_adapter *padapter, struct sta_info *psta)
{
struct cmd_obj *ph2c;
struct set_stakey_parm *psetstakey_para;
struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
int res = _SUCCESS;
ph2c = kzalloc(sizeof(struct cmd_obj), GFP_KERNEL);
if (ph2c == NULL) {
res = _FAIL;
goto exit;
}
psetstakey_para = kzalloc(sizeof(struct set_stakey_parm), GFP_KERNEL);
if (psetstakey_para == NULL) {
kfree(ph2c);
res = _FAIL;
goto exit;
}
init_h2fwcmd_w_parm_no_rsp(ph2c, psetstakey_para, _SetStaKey_CMD_);
psetstakey_para->algorithm = psta->dot118021XPrivacy;
ether_addr_copy(psetstakey_para->addr, psta->hwaddr);
memcpy(psetstakey_para->key, &psta->dot118021x_UncstKey, 16);
res = rtw_enqueue_cmd23a(pcmdpriv, ph2c);
exit:
return res;
}
static int set_group_key(struct rtw_adapter *padapter, struct key_params *parms,
u32 alg, u8 keyid)
{
struct cmd_obj *pcmd;
struct setkey_parm *psetkeyparm;
struct cmd_priv *pcmdpriv = &padapter->cmdpriv;
int res = _SUCCESS;
DBG_8723A("%s\n", __func__);
if (keyid >= 4) {
res = _FAIL;
goto exit;
}
pcmd = kzalloc(sizeof(struct cmd_obj), GFP_KERNEL);
if (!pcmd) {
res = _FAIL;
goto exit;
}
psetkeyparm = kzalloc(sizeof(struct setkey_parm), GFP_KERNEL);
if (!psetkeyparm) {
kfree(pcmd);
res = _FAIL;
goto exit;
}
psetkeyparm->keyid = keyid;
if (is_wep_enc(alg))
padapter->mlmepriv.key_mask |= BIT(psetkeyparm->keyid);
psetkeyparm->algorithm = alg;
psetkeyparm->set_tx = 1;
memcpy(&psetkeyparm->key, parms->key, parms->key_len);
pcmd->cmdcode = _SetKey_CMD_;
pcmd->parmbuf = (u8 *) psetkeyparm;
pcmd->cmdsz = (sizeof(struct setkey_parm));
pcmd->rsp = NULL;
pcmd->rspsz = 0;
res = rtw_enqueue_cmd23a(pcmdpriv, pcmd);
exit:
return res;
}
static int rtw_cfg80211_ap_set_encryption(struct net_device *dev, u8 key_index,
int set_tx, const u8 *sta_addr,
struct key_params *keyparms)
{
int key_len;
struct sta_info *psta = NULL, *pbcmc_sta = NULL;
struct rtw_adapter *padapter = netdev_priv(dev);
struct security_priv *psecuritypriv = &padapter->securitypriv;
struct sta_priv *pstapriv = &padapter->stapriv;
DBG_8723A("%s\n", __func__);
if (!is_broadcast_ether_addr(sta_addr)) {
psta = rtw_get_stainfo23a(pstapriv, sta_addr);
if (!psta) {
/* ret = -EINVAL; */
DBG_8723A("rtw_set_encryption(), sta has already "
"been removed or never been added\n");
goto exit;
}
}
key_len = keyparms->key_len;
if (!psta && (keyparms->cipher == WLAN_CIPHER_SUITE_WEP40 ||
keyparms->cipher == WLAN_CIPHER_SUITE_WEP104)) {
DBG_8723A("r871x_set_encryption, crypt.alg = WEP\n");
DBG_8723A("r871x_set_encryption, wep_key_idx =%d, len =%d\n",
key_index, key_len);
if (psecuritypriv->bWepDefaultKeyIdxSet == 0) {
/* wep default key has not been set, so use
this key index as default key. */
psecuritypriv->ndisencryptstatus =
Ndis802_11Encryption1Enabled;
psecuritypriv->dot11PrivacyAlgrthm = keyparms->cipher;
psecuritypriv->dot118021XGrpPrivacy = keyparms->cipher;
psecuritypriv->dot11PrivacyKeyIndex = key_index;
}
memcpy(&psecuritypriv->wep_key[key_index].key,
keyparms->key, key_len);
psecuritypriv->wep_key[key_index].keylen = key_len;
set_group_key(padapter, keyparms, keyparms->cipher, key_index);
goto exit;
}
if (!psta) { /* group key */
if (set_tx == 0) { /* group key */
if (keyparms->cipher == WLAN_CIPHER_SUITE_WEP40 ||
keyparms->cipher == WLAN_CIPHER_SUITE_WEP104) {
DBG_8723A("%s, set group_key, WEP\n", __func__);
memcpy(psecuritypriv->
dot118021XGrpKey[key_index].skey,
keyparms->key, key_len);
psecuritypriv->dot118021XGrpPrivacy =
keyparms->cipher;
} else if (keyparms->cipher == WLAN_CIPHER_SUITE_TKIP) {
DBG_8723A("%s, set group_key, TKIP\n",
__func__);
psecuritypriv->dot118021XGrpPrivacy =
WLAN_CIPHER_SUITE_TKIP;
memcpy(psecuritypriv->
dot118021XGrpKey[key_index].skey,
keyparms->key,
(key_len > 16 ? 16 : key_len));
/* set mic key */
memcpy(psecuritypriv->
dot118021XGrptxmickey[key_index].skey,
&keyparms->key[16], 8);
memcpy(psecuritypriv->
dot118021XGrprxmickey[key_index].skey,
&keyparms->key[24], 8);
psecuritypriv->busetkipkey = 1;
} else if (keyparms->cipher == WLAN_CIPHER_SUITE_CCMP) {
DBG_8723A("%s, set group_key, CCMP\n",
__func__);
psecuritypriv->dot118021XGrpPrivacy =
WLAN_CIPHER_SUITE_CCMP;
memcpy(psecuritypriv->
dot118021XGrpKey[key_index].skey,
keyparms->key,
(key_len > 16 ? 16 : key_len));
} else {
DBG_8723A("%s, set group_key, none\n",
__func__);
psecuritypriv->dot118021XGrpPrivacy = 0;
}
psecuritypriv->dot118021XGrpKeyid = key_index;
psecuritypriv->binstallGrpkey = 1;
psecuritypriv->dot11PrivacyAlgrthm =
psecuritypriv->dot118021XGrpPrivacy;
set_group_key(padapter, keyparms,
psecuritypriv->dot118021XGrpPrivacy,
key_index);
pbcmc_sta = rtw_get_bcmc_stainfo23a(padapter);
if (pbcmc_sta) {
pbcmc_sta->ieee8021x_blocked = false;
/* rx will use bmc_sta's dot118021XPrivacy */
pbcmc_sta->dot118021XPrivacy =
psecuritypriv->dot118021XGrpPrivacy;
}
}
goto exit;
}
if (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X && psta) {
/* psk/802_1x */
if (set_tx == 1) {
/* pairwise key */
memcpy(psta->dot118021x_UncstKey.skey,
keyparms->key, (key_len > 16 ? 16 : key_len));
if (keyparms->cipher == WLAN_CIPHER_SUITE_WEP40 ||
keyparms->cipher == WLAN_CIPHER_SUITE_WEP104) {
DBG_8723A("%s, set pairwise key, WEP\n",
__func__);
psecuritypriv->dot118021XGrpPrivacy =
keyparms->cipher;
} else if (keyparms->cipher == WLAN_CIPHER_SUITE_TKIP) {
DBG_8723A("%s, set pairwise key, TKIP\n",
__func__);
psta->dot118021XPrivacy =
WLAN_CIPHER_SUITE_TKIP;
/* set mic key */
memcpy(psta->dot11tkiptxmickey.skey,
&keyparms->key[16], 8);
memcpy(psta->dot11tkiprxmickey.skey,
&keyparms->key[24], 8);
psecuritypriv->busetkipkey = 1;
} else if (keyparms->cipher == WLAN_CIPHER_SUITE_CCMP) {
DBG_8723A("%s, set pairwise key, CCMP\n",
__func__);
psta->dot118021XPrivacy =
WLAN_CIPHER_SUITE_CCMP;
} else {
DBG_8723A("%s, set pairwise key, none\n",
__func__);
psta->dot118021XPrivacy = 0;
}
set_pairwise_key(padapter, psta);
psta->ieee8021x_blocked = false;
psta->bpairwise_key_installed = true;
} else { /* group key??? */
if (keyparms->cipher == WLAN_CIPHER_SUITE_WEP40 ||
keyparms->cipher == WLAN_CIPHER_SUITE_WEP104) {
memcpy(psecuritypriv->
dot118021XGrpKey[key_index].skey,
keyparms->key, key_len);
psecuritypriv->dot118021XGrpPrivacy =
keyparms->cipher;
} else if (keyparms->cipher == WLAN_CIPHER_SUITE_TKIP) {
psecuritypriv->dot118021XGrpPrivacy =
WLAN_CIPHER_SUITE_TKIP;
memcpy(psecuritypriv->
dot118021XGrpKey[key_index].skey,
keyparms->key,
(key_len > 16 ? 16 : key_len));
/* set mic key */
memcpy(psecuritypriv->
dot118021XGrptxmickey[key_index].skey,
&keyparms->key[16], 8);
memcpy(psecuritypriv->
dot118021XGrprxmickey[key_index].skey,
&keyparms->key[24], 8);
psecuritypriv->busetkipkey = 1;
} else if (keyparms->cipher == WLAN_CIPHER_SUITE_CCMP) {
psecuritypriv->dot118021XGrpPrivacy =
WLAN_CIPHER_SUITE_CCMP;
memcpy(psecuritypriv->
dot118021XGrpKey[key_index].skey,
keyparms->key,
(key_len > 16 ? 16 : key_len));
} else {
psecuritypriv->dot118021XGrpPrivacy = 0;
}
psecuritypriv->dot118021XGrpKeyid = key_index;
psecuritypriv->binstallGrpkey = 1;
psecuritypriv->dot11PrivacyAlgrthm =
psecuritypriv->dot118021XGrpPrivacy;
set_group_key(padapter, keyparms,
psecuritypriv->dot118021XGrpPrivacy,
key_index);
pbcmc_sta = rtw_get_bcmc_stainfo23a(padapter);
if (pbcmc_sta) {
/* rx will use bmc_sta's
dot118021XPrivacy */
pbcmc_sta->ieee8021x_blocked = false;
pbcmc_sta->dot118021XPrivacy =
psecuritypriv->dot118021XGrpPrivacy;
}
}
}
exit:
return 0;
}
#endif
static int rtw_cfg80211_set_encryption(struct net_device *dev, u8 key_index,
int set_tx, const u8 *sta_addr,
struct key_params *keyparms)
{
int ret = 0;
int key_len;
struct rtw_adapter *padapter = netdev_priv(dev);
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct security_priv *psecuritypriv = &padapter->securitypriv;
DBG_8723A("%s\n", __func__);
key_len = keyparms->key_len;
if (keyparms->cipher == WLAN_CIPHER_SUITE_WEP40 ||
keyparms->cipher == WLAN_CIPHER_SUITE_WEP104) {
RT_TRACE(_module_rtl871x_ioctl_os_c, _drv_err_,
"wpa_set_encryption, crypt.alg = WEP\n");
DBG_8723A("wpa_set_encryption, crypt.alg = WEP\n");
if (psecuritypriv->bWepDefaultKeyIdxSet == 0) {
/* wep default key has not been set, so use this
key index as default key. */
psecuritypriv->ndisencryptstatus =
Ndis802_11Encryption1Enabled;
psecuritypriv->dot11PrivacyAlgrthm = keyparms->cipher;
psecuritypriv->dot118021XGrpPrivacy = keyparms->cipher;
psecuritypriv->dot11PrivacyKeyIndex = key_index;
}
memcpy(&psecuritypriv->wep_key[key_index].key,
keyparms->key, key_len);
psecuritypriv->wep_key[key_index].keylen = key_len;
rtw_set_key23a(padapter, psecuritypriv, key_index, 0);
goto exit;
}
if (padapter->securitypriv.dot11AuthAlgrthm ==
dot11AuthAlgrthm_8021X) { /* 802_1x */
struct sta_info *psta, *pbcmc_sta;
struct sta_priv *pstapriv = &padapter->stapriv;
if (check_fwstate(pmlmepriv,
WIFI_STATION_STATE | WIFI_MP_STATE)) {
/* sta mode */
psta = rtw_get_stainfo23a(pstapriv, get_bssid(pmlmepriv));
if (psta == NULL) {
DBG_8723A("%s, : Obtain Sta_info fail\n",
__func__);
} else {
/* Jeff: don't disable ieee8021x_blocked
while clearing key */
if (keyparms->cipher != IW_AUTH_CIPHER_NONE &&
keyparms->cipher != 0)
psta->ieee8021x_blocked = false;
if ((padapter->securitypriv.ndisencryptstatus ==
Ndis802_11Encryption2Enabled) ||
(padapter->securitypriv.ndisencryptstatus ==
Ndis802_11Encryption3Enabled)) {
psta->dot118021XPrivacy =
padapter->securitypriv.
dot11PrivacyAlgrthm;
}
if (set_tx == 1) {
/* pairwise key */
DBG_8723A("%s, : set_tx == 1\n",
__func__);
memcpy(psta->dot118021x_UncstKey.skey,
keyparms->key,
(key_len > 16 ? 16 : key_len));
if (keyparms->cipher ==
WLAN_CIPHER_SUITE_TKIP) {
memcpy(psta->dot11tkiptxmickey.
skey,
&keyparms->key[16], 8);
memcpy(psta->dot11tkiprxmickey.
skey,
&keyparms->key[24], 8);
padapter->securitypriv.
busetkipkey = 0;
}
DBG_8723A(" ~~~~set sta key:unicastkey\n");
rtw_setstakey_cmd23a(padapter,
(unsigned char *)psta,
true);
} else { /* group key */
memcpy(padapter->securitypriv.
dot118021XGrpKey[key_index].skey,
keyparms->key,
(key_len > 16 ? 16 : key_len));
memcpy(padapter->securitypriv.
dot118021XGrptxmickey[key_index].
skey, &keyparms->key[16], 8);
memcpy(padapter->securitypriv.
dot118021XGrprxmickey[key_index].
skey, &keyparms->key[24], 8);
padapter->securitypriv.binstallGrpkey =
1;
DBG_8723A
(" ~~~~set sta key:groupkey\n");
padapter->securitypriv.
dot118021XGrpKeyid = key_index;
rtw_set_key23a(padapter,
&padapter->securitypriv,
key_index, 1);
}
}
pbcmc_sta = rtw_get_bcmc_stainfo23a(padapter);
if (pbcmc_sta) {
/* Jeff: don't disable ieee8021x_blocked
while clearing key */
if (keyparms->cipher != IW_AUTH_CIPHER_NONE &&
keyparms->cipher != 0)
pbcmc_sta->ieee8021x_blocked = false;
if ((padapter->securitypriv.ndisencryptstatus ==
Ndis802_11Encryption2Enabled) ||
(padapter->securitypriv.ndisencryptstatus ==
Ndis802_11Encryption3Enabled)) {
pbcmc_sta->dot118021XPrivacy =
padapter->securitypriv.
dot11PrivacyAlgrthm;
}
}
}
}
exit:
DBG_8723A("%s, ret =%d\n", __func__, ret);
return ret;
}
static int cfg80211_rtw_add_key(struct wiphy *wiphy, struct net_device *ndev,
u8 key_index, bool pairwise,
const u8 *mac_addr, struct key_params *params)
{
int set_tx, ret = 0;
struct wireless_dev *rtw_wdev = wiphy_to_wdev(wiphy);
struct rtw_adapter *padapter = wiphy_to_adapter(wiphy);
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
u8 sta_addr[ETH_ALEN];
DBG_8723A("%s(%s): adding key for %pM\n", __func__, ndev->name,
mac_addr);
DBG_8723A("cipher = 0x%x\n", params->cipher);
DBG_8723A("key_len = 0x%x\n", params->key_len);
DBG_8723A("seq_len = 0x%x\n", params->seq_len);
DBG_8723A("key_index =%d\n", key_index);
DBG_8723A("pairwise =%d\n", pairwise);
switch (params->cipher) {
case IW_AUTH_CIPHER_NONE:
case WLAN_CIPHER_SUITE_WEP40:
if (params->key_len != WLAN_KEY_LEN_WEP40) {
ret = -EINVAL;
goto exit;
}
case WLAN_CIPHER_SUITE_WEP104:
if (params->key_len != WLAN_KEY_LEN_WEP104) {
ret = -EINVAL;
goto exit;
}
case WLAN_CIPHER_SUITE_TKIP:
case WLAN_CIPHER_SUITE_CCMP:
break;
default:
ret = -ENOTSUPP;
goto exit;
}
if (key_index >= WEP_KEYS || params->key_len < 0) {
ret = -EINVAL;
goto exit;
}
eth_broadcast_addr(sta_addr);
if (!mac_addr || is_broadcast_ether_addr(mac_addr))
set_tx = 0; /* for wpa/wpa2 group key */
else
set_tx = 1; /* for wpa/wpa2 pairwise key */
if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
ret = rtw_cfg80211_set_encryption(ndev, key_index, set_tx,
sta_addr, params);
} else if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
#ifdef CONFIG_8723AU_AP_MODE
if (mac_addr)
ether_addr_copy(sta_addr, mac_addr);
ret = rtw_cfg80211_ap_set_encryption(ndev, key_index, set_tx,
sta_addr, params);
#endif
} else {
DBG_8723A("error! fw_state = 0x%x, iftype =%d\n",
pmlmepriv->fw_state, rtw_wdev->iftype);
}
exit:
return ret;
}
static int
cfg80211_rtw_get_key(struct wiphy *wiphy, struct net_device *ndev,
u8 key_index, bool pairwise, const u8 *mac_addr,
void *cookie,
void (*callback) (void *cookie, struct key_params *))
{
DBG_8723A("%s(%s)\n", __func__, ndev->name);
return 0;
}
static int cfg80211_rtw_del_key(struct wiphy *wiphy, struct net_device *ndev,
u8 key_index, bool pairwise,
const u8 *mac_addr)
{
struct rtw_adapter *padapter = netdev_priv(ndev);
struct security_priv *psecuritypriv = &padapter->securitypriv;
DBG_8723A("%s(%s): key_index =%d\n", __func__, ndev->name, key_index);
if (key_index == psecuritypriv->dot11PrivacyKeyIndex) {
/* clear the flag of wep default key set. */
psecuritypriv->bWepDefaultKeyIdxSet = 0;
}
return 0;
}
static int cfg80211_rtw_set_default_key(struct wiphy *wiphy,
struct net_device *ndev, u8 key_index,
bool unicast, bool multicast)
{
struct rtw_adapter *padapter = netdev_priv(ndev);
struct security_priv *psecuritypriv = &padapter->securitypriv;
DBG_8723A("%s(%s): key_index =%d, unicast =%d, multicast =%d.\n",
__func__, ndev->name, key_index, unicast, multicast);
if (key_index < NUM_WEP_KEYS &&
(psecuritypriv->dot11PrivacyAlgrthm == WLAN_CIPHER_SUITE_WEP40 ||
psecuritypriv->dot11PrivacyAlgrthm == WLAN_CIPHER_SUITE_WEP104)) {
/* set wep default key */
psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled;
psecuritypriv->dot11PrivacyKeyIndex = key_index;
psecuritypriv->dot11PrivacyAlgrthm = WLAN_CIPHER_SUITE_WEP40;
psecuritypriv->dot118021XGrpPrivacy = WLAN_CIPHER_SUITE_WEP40;
if (psecuritypriv->wep_key[key_index].keylen == 13) {
psecuritypriv->dot11PrivacyAlgrthm =
WLAN_CIPHER_SUITE_WEP104;
psecuritypriv->dot118021XGrpPrivacy =
WLAN_CIPHER_SUITE_WEP104;
}
/* set the flag to represent that wep default key
has been set */
psecuritypriv->bWepDefaultKeyIdxSet = 1;
}
return 0;
}
static u16 rtw_get_cur_max_rate(struct rtw_adapter *adapter)
{
int i = 0;
const u8 *p;
u16 rate = 0, max_rate = 0;
struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
struct registry_priv *pregistrypriv = &adapter->registrypriv;
struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
struct wlan_bssid_ex *pcur_bss = &pmlmepriv->cur_network.network;
struct ieee80211_ht_cap *pht_capie;
u8 rf_type = 0;
u8 bw_40MHz = 0, short_GI_20 = 0, short_GI_40 = 0;
u16 mcs_rate = 0;
p = cfg80211_find_ie(WLAN_EID_HT_CAPABILITY,
pcur_bss->IEs, pcur_bss->IELength);
if (p && p[1] > 0) {
pht_capie = (struct ieee80211_ht_cap *)(p + 2);
memcpy(&mcs_rate, &pht_capie->mcs, 2);
/* bw_40MHz = (pht_capie->cap_info&
IEEE80211_HT_CAP_SUP_WIDTH_20_40) ? 1:0; */
/* cur_bwmod is updated by beacon, pmlmeinfo is
updated by association response */
bw_40MHz = (pmlmeext->cur_bwmode &&
(pmlmeinfo->HT_info.ht_param &
IEEE80211_HT_PARAM_CHAN_WIDTH_ANY)) ? 1:0;
/* short_GI = (pht_capie->cap_info & (IEEE80211_HT_CAP
_SGI_20|IEEE80211_HT_CAP_SGI_40)) ? 1 : 0; */
short_GI_20 = (pmlmeinfo->ht_cap.cap_info &
cpu_to_le16(IEEE80211_HT_CAP_SGI_20)) ? 1:0;
short_GI_40 = (pmlmeinfo->ht_cap.cap_info &
cpu_to_le16(IEEE80211_HT_CAP_SGI_40)) ? 1:0;
rf_type = rtl8723a_get_rf_type(adapter);
max_rate = rtw_mcs_rate23a(rf_type, bw_40MHz &
pregistrypriv->cbw40_enable,
short_GI_20, short_GI_40,
&pmlmeinfo->ht_cap.mcs);
} else {
while (pcur_bss->SupportedRates[i] != 0 &&
pcur_bss->SupportedRates[i] != 0xFF) {
rate = pcur_bss->SupportedRates[i] & 0x7F;
if (rate>max_rate)
max_rate = rate;
i++;
}
max_rate = max_rate * 10 / 2;
}
return max_rate;
}
static int cfg80211_rtw_get_station(struct wiphy *wiphy,
struct net_device *ndev,
const u8 *mac, struct station_info *sinfo)
{
int ret = 0;
struct rtw_adapter *padapter = wiphy_to_adapter(wiphy);
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct sta_info *psta = NULL;
struct sta_priv *pstapriv = &padapter->stapriv;
sinfo->filled = 0;
if (!mac) {
DBG_8723A("%s(%s): mac ==%p\n", __func__, ndev->name, mac);
ret = -ENOENT;
goto exit;
}
psta = rtw_get_stainfo23a(pstapriv, mac);
if (psta == NULL) {
DBG_8723A("%s, sta_info is null\n", __func__);
ret = -ENOENT;
goto exit;
}
DBG_8723A("%s(%s): mac=%pM\n", __func__, ndev->name, mac);
/* for infra./P2PClient mode */
if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) &&
check_fwstate(pmlmepriv, _FW_LINKED)) {
struct wlan_network *cur_network = &pmlmepriv->cur_network;
if (!ether_addr_equal(mac, cur_network->network.MacAddress)) {
DBG_8723A("%s, mismatch bssid=%pM\n",
__func__, cur_network->network.MacAddress);
ret = -ENOENT;
goto exit;
}
sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL);
sinfo->signal = translate_percentage_to_dbm(padapter->recvpriv.
signal_strength);
sinfo->filled |= BIT(NL80211_STA_INFO_TX_BITRATE);
sinfo->txrate.legacy = rtw_get_cur_max_rate(padapter);
sinfo->filled |= BIT(NL80211_STA_INFO_RX_PACKETS);
sinfo->rx_packets = sta_rx_data_pkts(psta);
sinfo->filled |= BIT(NL80211_STA_INFO_TX_PACKETS);
sinfo->tx_packets = psta->sta_stats.tx_pkts;
}
/* for Ad-Hoc/AP mode */
if ((check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) ||
check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) ||
check_fwstate(pmlmepriv, WIFI_AP_STATE)) &&
check_fwstate(pmlmepriv, _FW_LINKED)
) {
/* TODO: should acquire station info... */
}
exit:
return ret;
}
static int cfg80211_infrastructure_mode(struct rtw_adapter *padapter,
enum nl80211_iftype ifmode)
{
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct wlan_network *cur_network = &pmlmepriv->cur_network;
enum nl80211_iftype old_mode;
old_mode = cur_network->network.ifmode;
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_notice_,
"+%s: old =%d new =%d fw_state = 0x%08x\n", __func__,
old_mode, ifmode, get_fwstate(pmlmepriv));
if (old_mode != ifmode) {
spin_lock_bh(&pmlmepriv->lock);
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_,
"change mode!\n");
if (old_mode == NL80211_IFTYPE_AP ||
old_mode == NL80211_IFTYPE_P2P_GO) {
/* change to other mode from Ndis802_11APMode */
cur_network->join_res = -1;
#ifdef CONFIG_8723AU_AP_MODE
stop_ap_mode23a(padapter);
#endif
}
if (check_fwstate(pmlmepriv, _FW_LINKED) ||
old_mode == NL80211_IFTYPE_ADHOC)
rtw_disassoc_cmd23a(padapter, 0, true);
if (check_fwstate(pmlmepriv, _FW_LINKED) ||
check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE))
rtw_free_assoc_resources23a(padapter, 1);
if (old_mode == NL80211_IFTYPE_STATION ||
old_mode == NL80211_IFTYPE_P2P_CLIENT ||
old_mode == NL80211_IFTYPE_ADHOC) {
if (check_fwstate(pmlmepriv, _FW_LINKED)) {
/* will clr Linked_state; before this function,
we must have chked whether issue
dis-assoc_cmd or not */
rtw_indicate_disconnect23a(padapter);
}
}
cur_network->network.ifmode = ifmode;
_clr_fwstate_(pmlmepriv, ~WIFI_NULL_STATE);
switch (ifmode) {
case NL80211_IFTYPE_ADHOC:
set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
break;
case NL80211_IFTYPE_P2P_CLIENT:
case NL80211_IFTYPE_STATION:
set_fwstate(pmlmepriv, WIFI_STATION_STATE);
break;
case NL80211_IFTYPE_P2P_GO:
case NL80211_IFTYPE_AP:
set_fwstate(pmlmepriv, WIFI_AP_STATE);
#ifdef CONFIG_8723AU_AP_MODE
start_ap_mode23a(padapter);
/* rtw_indicate_connect23a(padapter); */
#endif
break;
default:
break;
}
/* SecClearAllKeys(adapter); */
spin_unlock_bh(&pmlmepriv->lock);
}
return _SUCCESS;
}
static int cfg80211_rtw_change_iface(struct wiphy *wiphy,
struct net_device *ndev,
enum nl80211_iftype type, u32 *flags,
struct vif_params *params)
{
enum nl80211_iftype old_type;
struct rtw_adapter *padapter = wiphy_to_adapter(wiphy);
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct wireless_dev *rtw_wdev = wiphy_to_wdev(wiphy);
int ret = 0;
DBG_8723A("%s(%s): call netdev_open23a\n", __func__, ndev->name);
old_type = rtw_wdev->iftype;
DBG_8723A("%s(%s): old_iftype =%d, new_iftype =%d\n",
__func__, ndev->name, old_type, type);
if (old_type != type) {
pmlmeext->action_public_rxseq = 0xffff;
pmlmeext->action_public_dialog_token = 0xff;
}
switch (type) {
case NL80211_IFTYPE_ADHOC:
case NL80211_IFTYPE_P2P_CLIENT:
case NL80211_IFTYPE_STATION:
case NL80211_IFTYPE_P2P_GO:
case NL80211_IFTYPE_AP:
case NL80211_IFTYPE_UNSPECIFIED:
break;
default:
return -EOPNOTSUPP;
}
rtw_wdev->iftype = type;
if (cfg80211_infrastructure_mode(padapter, type) != _SUCCESS) {
rtw_wdev->iftype = old_type;
ret = -EPERM;
goto exit;
}
rtw_setopmode_cmd23a(padapter, type);
exit:
return ret;
}
void rtw_cfg80211_indicate_scan_done(struct rtw_wdev_priv *pwdev_priv,
bool aborted)
{
spin_lock_bh(&pwdev_priv->scan_req_lock);
if (pwdev_priv->scan_request != NULL) {
DBG_8723A("%s with scan req\n", __func__);
if (pwdev_priv->scan_request->wiphy !=
pwdev_priv->rtw_wdev->wiphy)
DBG_8723A("error wiphy compare\n");
else
cfg80211_scan_done(pwdev_priv->scan_request, aborted);
pwdev_priv->scan_request = NULL;
} else {
DBG_8723A("%s without scan req\n", __func__);
}
spin_unlock_bh(&pwdev_priv->scan_req_lock);
}
void rtw_cfg80211_surveydone_event_callback(struct rtw_adapter *padapter)
{
struct list_head *plist, *phead, *ptmp;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct rtw_queue *queue = &pmlmepriv->scanned_queue;
struct wlan_network *pnetwork;
spin_lock_bh(&pmlmepriv->scanned_queue.lock);
phead = get_list_head(queue);
list_for_each_safe(plist, ptmp, phead) {
pnetwork = container_of(plist, struct wlan_network, list);
/* report network only if the current channel set
contains the channel to which this network belongs */
if (rtw_ch_set_search_ch23a
(padapter->mlmeextpriv.channel_set,
pnetwork->network.DSConfig) >= 0)
rtw_cfg80211_inform_bss(padapter, pnetwork);
}
spin_unlock_bh(&pmlmepriv->scanned_queue.lock);
/* call this after other things have been done */
rtw_cfg80211_indicate_scan_done(wdev_to_priv(padapter->rtw_wdev),
false);
}
static int rtw_cfg80211_set_probe_req_wpsp2pie(struct rtw_adapter *padapter,
char *buf, int len)
{
int ret = 0;
const u8 *wps_ie;
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
DBG_8723A("%s, ielen =%d\n", __func__, len);
if (len > 0) {
wps_ie = cfg80211_find_vendor_ie(WLAN_OUI_MICROSOFT,
WLAN_OUI_TYPE_MICROSOFT_WPS,
buf, len);
if (wps_ie) {
DBG_8723A("probe_req_wps_ielen =%d\n", wps_ie[1]);
if (pmlmepriv->wps_probe_req_ie) {
pmlmepriv->wps_probe_req_ie_len = 0;
kfree(pmlmepriv->wps_probe_req_ie);
pmlmepriv->wps_probe_req_ie = NULL;
}
pmlmepriv->wps_probe_req_ie = kmemdup(wps_ie, wps_ie[1],
GFP_KERNEL);
if (pmlmepriv->wps_probe_req_ie == NULL) {
DBG_8723A("%s()-%d: kmalloc() ERROR!\n",
__func__, __LINE__);
return -EINVAL;
}
pmlmepriv->wps_probe_req_ie_len = wps_ie[1];
}
}
return ret;
}
static int cfg80211_rtw_scan(struct wiphy *wiphy,
struct cfg80211_scan_request *request)
{
int i;
u8 _status = false;
int ret = 0;
struct rtw_adapter *padapter = wiphy_to_adapter(wiphy);
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct cfg80211_ssid ssid[RTW_SSID_SCAN_AMOUNT];
struct rtw_ieee80211_channel ch[RTW_CHANNEL_SCAN_AMOUNT];
struct rtw_wdev_priv *pwdev_priv = wdev_to_priv(padapter->rtw_wdev);
struct cfg80211_ssid *ssids = request->ssids;
bool need_indicate_scan_done = false;
DBG_8723A("%s(%s)\n", __func__, padapter->pnetdev->name);
spin_lock_bh(&pwdev_priv->scan_req_lock);
pwdev_priv->scan_request = request;
spin_unlock_bh(&pwdev_priv->scan_req_lock);
if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
DBG_8723A("%s under WIFI_AP_STATE\n", __func__);
/* need_indicate_scan_done = true; */
/* goto check_need_indicate_scan_done; */
}
if (rtw_pwr_wakeup(padapter) == _FAIL) {
need_indicate_scan_done = true;
goto check_need_indicate_scan_done;
}
if (request->ie && request->ie_len > 0) {
rtw_cfg80211_set_probe_req_wpsp2pie(padapter,
(u8 *) request->ie,
request->ie_len);
}
if (pmlmepriv->LinkDetectInfo.bBusyTraffic == true) {
DBG_8723A("%s, bBusyTraffic == true\n", __func__);
need_indicate_scan_done = true;
goto check_need_indicate_scan_done;
}
if (rtw_is_scan_deny(padapter)) {
DBG_8723A("%s(%s): scan deny\n", __func__,
padapter->pnetdev->name);
need_indicate_scan_done = true;
goto check_need_indicate_scan_done;
}
if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY | _FW_UNDER_LINKING) ==
true) {
DBG_8723A("%s, fwstate = 0x%x\n", __func__, pmlmepriv->fw_state);
need_indicate_scan_done = true;
goto check_need_indicate_scan_done;
}
memset(ssid, 0, sizeof(struct cfg80211_ssid) * RTW_SSID_SCAN_AMOUNT);
/* parsing request ssids, n_ssids */
for (i = 0; i < request->n_ssids && i < RTW_SSID_SCAN_AMOUNT; i++) {
DBG_8723A("ssid =%s, len =%d\n", ssids[i].ssid,
ssids[i].ssid_len);
memcpy(ssid[i].ssid, ssids[i].ssid, ssids[i].ssid_len);
ssid[i].ssid_len = ssids[i].ssid_len;
}
/* parsing channels, n_channels */
memset(ch, 0,
sizeof(struct rtw_ieee80211_channel) * RTW_CHANNEL_SCAN_AMOUNT);
if (request->n_channels == 1) {
for (i = 0; i < request->n_channels &&
i < RTW_CHANNEL_SCAN_AMOUNT; i++) {
DBG_8723A("%s:(%s):" CHAN_FMT "\n",
__func__, padapter->pnetdev->name,
CHAN_ARG(request->channels[i]));
ch[i].hw_value = request->channels[i]->hw_value;
ch[i].flags = request->channels[i]->flags;
}
}
spin_lock_bh(&pmlmepriv->lock);
if (request->n_channels == 1) {
memcpy(&ch[1], &ch[0], sizeof(struct rtw_ieee80211_channel));
memcpy(&ch[2], &ch[0], sizeof(struct rtw_ieee80211_channel));
_status = rtw_sitesurvey_cmd23a(padapter, ssid,
RTW_SSID_SCAN_AMOUNT, ch, 3);
} else {
_status = rtw_sitesurvey_cmd23a(padapter, ssid,
RTW_SSID_SCAN_AMOUNT, NULL, 0);
}
spin_unlock_bh(&pmlmepriv->lock);
if (_status == false)
ret = -1;
check_need_indicate_scan_done:
if (need_indicate_scan_done)
rtw_cfg80211_surveydone_event_callback(padapter);
return ret;
}
static int cfg80211_rtw_set_wiphy_params(struct wiphy *wiphy, u32 changed)
{
DBG_8723A("%s\n", __func__);
return 0;
}
static int cfg80211_rtw_join_ibss(struct wiphy *wiphy, struct net_device *ndev,
struct cfg80211_ibss_params *params)
{
DBG_8723A("%s(%s)\n", __func__, ndev->name);
return 0;
}
static int cfg80211_rtw_leave_ibss(struct wiphy *wiphy, struct net_device *ndev)
{
DBG_8723A("%s(%s)\n", __func__, ndev->name);
return 0;
}
static int rtw_cfg80211_set_wpa_version(struct security_priv *psecuritypriv,
u32 wpa_version)
{
DBG_8723A("%s, wpa_version =%d\n", __func__, wpa_version);
if (!wpa_version) {
psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen;
return 0;
}
if (wpa_version & (NL80211_WPA_VERSION_1 | NL80211_WPA_VERSION_2))
psecuritypriv->ndisauthtype = Ndis802_11AuthModeWPAPSK;
/*
if (wpa_version & NL80211_WPA_VERSION_2)
{
psecuritypriv->ndisauthtype = Ndis802_11AuthModeWPA2PSK;
}
*/
return 0;
}
static int rtw_cfg80211_set_auth_type(struct security_priv *psecuritypriv,
enum nl80211_auth_type sme_auth_type)
{
DBG_8723A("%s, nl80211_auth_type =%d\n", __func__, sme_auth_type);
switch (sme_auth_type) {
case NL80211_AUTHTYPE_AUTOMATIC:
psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Auto;
break;
case NL80211_AUTHTYPE_OPEN_SYSTEM:
psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open;
if (psecuritypriv->ndisauthtype > Ndis802_11AuthModeWPA)
psecuritypriv->dot11AuthAlgrthm =
dot11AuthAlgrthm_8021X;
break;
case NL80211_AUTHTYPE_SHARED_KEY:
psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Shared;
psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled;
break;
default:
psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open;
/* return -ENOTSUPP; */
}
return 0;
}
static int rtw_cfg80211_set_cipher(struct security_priv *psecuritypriv,
u32 cipher, bool ucast)
{
u32 ndisencryptstatus = Ndis802_11EncryptionDisabled;
u32 *profile_cipher = ucast ? &psecuritypriv->dot11PrivacyAlgrthm :
&psecuritypriv->dot118021XGrpPrivacy;
DBG_8723A("%s, ucast =%d, cipher = 0x%x\n", __func__, ucast, cipher);
if (!cipher) {
*profile_cipher = 0;
psecuritypriv->ndisencryptstatus = ndisencryptstatus;
return 0;
}
switch (cipher) {
case IW_AUTH_CIPHER_NONE:
*profile_cipher = 0;
ndisencryptstatus = Ndis802_11EncryptionDisabled;
break;
case WLAN_CIPHER_SUITE_WEP40:
*profile_cipher = WLAN_CIPHER_SUITE_WEP40;
ndisencryptstatus = Ndis802_11Encryption1Enabled;
break;
case WLAN_CIPHER_SUITE_WEP104:
*profile_cipher = WLAN_CIPHER_SUITE_WEP104;
ndisencryptstatus = Ndis802_11Encryption1Enabled;
break;
case WLAN_CIPHER_SUITE_TKIP:
*profile_cipher = WLAN_CIPHER_SUITE_TKIP;
ndisencryptstatus = Ndis802_11Encryption2Enabled;
break;
case WLAN_CIPHER_SUITE_CCMP:
*profile_cipher = WLAN_CIPHER_SUITE_CCMP;
ndisencryptstatus = Ndis802_11Encryption3Enabled;
break;
default:
DBG_8723A("Unsupported cipher: 0x%x\n", cipher);
return -ENOTSUPP;
}
if (ucast)
psecuritypriv->ndisencryptstatus = ndisencryptstatus;
return 0;
}
static int rtw_cfg80211_set_key_mgt(struct security_priv *psecuritypriv,
u32 key_mgt)
{
DBG_8723A("%s, key_mgt = 0x%x\n", __func__, key_mgt);
if (key_mgt == WLAN_AKM_SUITE_8021X)
psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
else if (key_mgt == WLAN_AKM_SUITE_PSK)
psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
else
DBG_8723A("Invalid key mgt: 0x%x\n", key_mgt);
return 0;
}
static int rtw_cfg80211_set_wpa_ie(struct rtw_adapter *padapter, const u8 *pie,
size_t ielen)
{
const u8 *wps_ie;
int group_cipher = 0, pairwise_cipher = 0;
int ret = 0;
const u8 *pwpa, *pwpa2;
int i;
if (!pie || !ielen) {
/* Treat this as normal case, but need to clear
WIFI_UNDER_WPS */
_clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS);
goto exit;
}
if (ielen > MAX_WPA_IE_LEN + MAX_WPS_IE_LEN + MAX_P2P_IE_LEN) {
ret = -EINVAL;
goto exit;
}
/* dump */
DBG_8723A("set wpa_ie(length:%zu):\n", ielen);
for (i = 0; i < ielen; i = i + 8)
DBG_8723A("0x%.2x 0x%.2x 0x%.2x 0x%.2x "
"0x%.2x 0x%.2x 0x%.2x 0x%.2x\n",
pie[i], pie[i + 1], pie[i + 2], pie[i + 3],
pie[i + 4], pie[i + 5], pie[i + 6], pie[i + 7]);
if (ielen < RSN_HEADER_LEN) {
RT_TRACE(_module_rtl871x_ioctl_os_c, _drv_err_,
"Ie len too short %d\n", (int)ielen);
ret = -1;
goto exit;
}
pwpa = cfg80211_find_vendor_ie(WLAN_OUI_MICROSOFT,
WLAN_OUI_TYPE_MICROSOFT_WPA,
pie, ielen);
if (pwpa && pwpa[1] > 0) {
if (rtw_parse_wpa_ie23a(pwpa, pwpa[1] + 2, &group_cipher,
&pairwise_cipher, NULL) == _SUCCESS) {
padapter->securitypriv.dot11AuthAlgrthm =
dot11AuthAlgrthm_8021X;
padapter->securitypriv.ndisauthtype =
Ndis802_11AuthModeWPAPSK;
memcpy(padapter->securitypriv.supplicant_ie, pwpa,
pwpa[1] + 2);
DBG_8723A("got wpa_ie, wpa_ielen:%u\n", pwpa[1]);
}
}
pwpa2 = cfg80211_find_ie(WLAN_EID_RSN, pie, ielen);
if (pwpa2 && pwpa2[1] > 0) {
if (rtw_parse_wpa2_ie23a (pwpa2, pwpa2[1] + 2, &group_cipher,
&pairwise_cipher, NULL) == _SUCCESS) {
padapter->securitypriv.dot11AuthAlgrthm =
dot11AuthAlgrthm_8021X;
padapter->securitypriv.ndisauthtype =
Ndis802_11AuthModeWPA2PSK;
memcpy(padapter->securitypriv.supplicant_ie, pwpa2,
pwpa2[1] + 2);
DBG_8723A("got wpa2_ie, wpa2_ielen:%u\n", pwpa2[1]);
}
}
if (group_cipher == 0) {
group_cipher = WPA_CIPHER_NONE;
}
if (pairwise_cipher == 0) {
pairwise_cipher = WPA_CIPHER_NONE;
}
switch (group_cipher) {
case WPA_CIPHER_NONE:
padapter->securitypriv.dot118021XGrpPrivacy = 0;
padapter->securitypriv.ndisencryptstatus =
Ndis802_11EncryptionDisabled;
break;
case WPA_CIPHER_WEP40:
padapter->securitypriv.dot118021XGrpPrivacy = WLAN_CIPHER_SUITE_WEP40;
padapter->securitypriv.ndisencryptstatus =
Ndis802_11Encryption1Enabled;
break;
case WPA_CIPHER_TKIP:
padapter->securitypriv.dot118021XGrpPrivacy = WLAN_CIPHER_SUITE_TKIP;
padapter->securitypriv.ndisencryptstatus =
Ndis802_11Encryption2Enabled;
break;
case WPA_CIPHER_CCMP:
padapter->securitypriv.dot118021XGrpPrivacy = WLAN_CIPHER_SUITE_CCMP;
padapter->securitypriv.ndisencryptstatus =
Ndis802_11Encryption3Enabled;
break;
case WPA_CIPHER_WEP104:
padapter->securitypriv.dot118021XGrpPrivacy = WLAN_CIPHER_SUITE_WEP104;
padapter->securitypriv.ndisencryptstatus =
Ndis802_11Encryption1Enabled;
break;
}
switch (pairwise_cipher) {
case WPA_CIPHER_NONE:
padapter->securitypriv.dot11PrivacyAlgrthm = 0;
padapter->securitypriv.ndisencryptstatus =
Ndis802_11EncryptionDisabled;
break;
case WPA_CIPHER_WEP40:
padapter->securitypriv.dot11PrivacyAlgrthm = WLAN_CIPHER_SUITE_WEP40;
padapter->securitypriv.ndisencryptstatus =
Ndis802_11Encryption1Enabled;
break;
case WPA_CIPHER_TKIP:
padapter->securitypriv.dot11PrivacyAlgrthm = WLAN_CIPHER_SUITE_TKIP;
padapter->securitypriv.ndisencryptstatus =
Ndis802_11Encryption2Enabled;
break;
case WPA_CIPHER_CCMP:
padapter->securitypriv.dot11PrivacyAlgrthm = WLAN_CIPHER_SUITE_CCMP;
padapter->securitypriv.ndisencryptstatus =
Ndis802_11Encryption3Enabled;
break;
case WPA_CIPHER_WEP104:
padapter->securitypriv.dot11PrivacyAlgrthm = WLAN_CIPHER_SUITE_WEP104;
padapter->securitypriv.ndisencryptstatus =
Ndis802_11Encryption1Enabled;
break;
}
wps_ie = cfg80211_find_vendor_ie(WLAN_OUI_MICROSOFT,
WLAN_OUI_TYPE_MICROSOFT_WPS,
pie, ielen);
if (wps_ie && wps_ie[1] > 0) {
DBG_8723A("got wps_ie, wps_ielen:%u\n", wps_ie[1]);
padapter->securitypriv.wps_ie_len = wps_ie[1];
memcpy(padapter->securitypriv.wps_ie, wps_ie,
padapter->securitypriv.wps_ie_len);
set_fwstate(&padapter->mlmepriv, WIFI_UNDER_WPS);
} else {
_clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS);
}
/* TKIP and AES disallow multicast packets until installing group key */
if (padapter->securitypriv.dot11PrivacyAlgrthm ==
WLAN_CIPHER_SUITE_TKIP ||
padapter->securitypriv.dot11PrivacyAlgrthm ==
WLAN_CIPHER_SUITE_CCMP)
/* WPS open need to enable multicast */
/* check_fwstate(&padapter->mlmepriv, WIFI_UNDER_WPS) == true)*/
rtl8723a_off_rcr_am(padapter);
RT_TRACE(_module_rtl871x_ioctl_os_c, _drv_info_,
"rtw_set_wpa_ie: pairwise_cipher = 0x%08x padapter->securitypriv.ndisencryptstatus =%d padapter->securitypriv.ndisauthtype =%d\n",
pairwise_cipher,
padapter->securitypriv.ndisencryptstatus,
padapter->securitypriv.ndisauthtype);
exit:
if (ret)
_clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS);
return ret;
}
static int rtw_cfg80211_add_wep(struct rtw_adapter *padapter,
struct rtw_wep_key *wep, u8 keyid)
{
int res;
struct security_priv *psecuritypriv = &padapter->securitypriv;
if (keyid >= NUM_WEP_KEYS) {
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_,
"%s:keyid>4 =>fail\n", __func__);
res = _FAIL;
goto exit;
}
switch (wep->keylen) {
case WLAN_KEY_LEN_WEP40:
psecuritypriv->dot11PrivacyAlgrthm = WLAN_CIPHER_SUITE_WEP40;
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_,
"%s:wep->KeyLength = 5\n", __func__);
break;
case WLAN_KEY_LEN_WEP104:
psecuritypriv->dot11PrivacyAlgrthm = WLAN_CIPHER_SUITE_WEP104;
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_,
"%s:wep->KeyLength = 13\n", __func__);
break;
default:
psecuritypriv->dot11PrivacyAlgrthm = 0;
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_,
"%s:wep->KeyLength!= 5 or 13\n", __func__);
res = _FAIL;
goto exit;
}
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_,
"%s:before memcpy, wep->KeyLength = 0x%x keyid =%x\n",
__func__, wep->keylen, keyid);
memcpy(&psecuritypriv->wep_key[keyid], wep, sizeof(struct rtw_wep_key));
psecuritypriv->dot11PrivacyKeyIndex = keyid;
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_,
"%s:security key material : %x %x %x %x %x %x %x %x %x %x %x %x %x\n",
__func__,
psecuritypriv->wep_key[keyid].key[0],
psecuritypriv->wep_key[keyid].key[1],
psecuritypriv->wep_key[keyid].key[2],
psecuritypriv->wep_key[keyid].key[3],
psecuritypriv->wep_key[keyid].key[4],
psecuritypriv->wep_key[keyid].key[5],
psecuritypriv->wep_key[keyid].key[6],
psecuritypriv->wep_key[keyid].key[7],
psecuritypriv->wep_key[keyid].key[8],
psecuritypriv->wep_key[keyid].key[9],
psecuritypriv->wep_key[keyid].key[10],
psecuritypriv->wep_key[keyid].key[11],
psecuritypriv->wep_key[keyid].key[12]);
res = rtw_set_key23a(padapter, psecuritypriv, keyid, 1);
exit:
return res;
}
static int rtw_set_ssid(struct rtw_adapter *padapter,
struct wlan_network *newnetwork)
{
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct wlan_network *pnetwork = &pmlmepriv->cur_network;
int status = _SUCCESS;
u32 cur_time = 0;
DBG_8723A_LEVEL(_drv_always_, "set ssid [%s] fw_state = 0x%08x\n",
newnetwork->network.Ssid.ssid, get_fwstate(pmlmepriv));
if (padapter->hw_init_completed == false) {
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_,
"set_ssid: hw_init_completed == false =>exit!!!\n");
status = _FAIL;
goto exit;
}
spin_lock_bh(&pmlmepriv->lock);
DBG_8723A("Set SSID under fw_state = 0x%08x\n", get_fwstate(pmlmepriv));
if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY))
goto handle_tkip_countermeasure;
if (check_fwstate(pmlmepriv, _FW_LINKED|WIFI_ADHOC_MASTER_STATE)) {
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_,
"set_ssid: _FW_LINKED||WIFI_ADHOC_MASTER_STATE\n");
if (pmlmepriv->assoc_ssid.ssid_len ==
newnetwork->network.Ssid.ssid_len &&
!memcmp(&pmlmepriv->assoc_ssid.ssid,
newnetwork->network.Ssid.ssid,
newnetwork->network.Ssid.ssid_len)) {
if (!check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
RT_TRACE(_module_rtl871x_ioctl_set_c_,
_drv_err_,
"New SSID is same SSID, fw_state = 0x%08x\n",
get_fwstate(pmlmepriv));
if (rtw_is_same_ibss23a(padapter, pnetwork)) {
/*
* it means driver is in
* WIFI_ADHOC_MASTER_STATE, we needn't
* create bss again.
*/
goto release_mlme_lock;
}
/*
* if in WIFI_ADHOC_MASTER_STATE |
* WIFI_ADHOC_STATE, create bss or
* rejoin again
*/
rtw_disassoc_cmd23a(padapter, 0, true);
if (check_fwstate(pmlmepriv, _FW_LINKED))
rtw_indicate_disconnect23a(padapter);
rtw_free_assoc_resources23a(padapter, 1);
if (check_fwstate(pmlmepriv,
WIFI_ADHOC_MASTER_STATE)) {
_clr_fwstate_(pmlmepriv,
WIFI_ADHOC_MASTER_STATE);
set_fwstate(pmlmepriv,
WIFI_ADHOC_STATE);
}
} else {
rtw_lps_ctrl_wk_cmd23a(padapter,
LPS_CTRL_JOINBSS, 1);
}
} else {
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_,
"Set SSID not the same ssid\n");
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_,
"set_ssid =[%s] len = 0x%x\n",
newnetwork->network.Ssid.ssid,
newnetwork->network.Ssid.ssid_len);
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_,
"assoc_ssid =[%s] len = 0x%x\n",
pmlmepriv->assoc_ssid.ssid,
pmlmepriv->assoc_ssid.ssid_len);
rtw_disassoc_cmd23a(padapter, 0, true);
if (check_fwstate(pmlmepriv, _FW_LINKED))
rtw_indicate_disconnect23a(padapter);
rtw_free_assoc_resources23a(padapter, 1);
if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) {
_clr_fwstate_(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
}
}
}
handle_tkip_countermeasure:
if (padapter->securitypriv.btkip_countermeasure == true) {
cur_time = jiffies;
if ((cur_time -
padapter->securitypriv.btkip_countermeasure_time) >
60 * HZ) {
padapter->securitypriv.btkip_countermeasure = false;
padapter->securitypriv.btkip_countermeasure_time = 0;
} else {
status = _FAIL;
goto release_mlme_lock;
}
}
memcpy(&pmlmepriv->assoc_ssid, &newnetwork->network.Ssid,
sizeof(struct cfg80211_ssid));
pmlmepriv->assoc_by_bssid = false;
pmlmepriv->to_join = true;
if (!check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)) {
pmlmepriv->cur_network.join_res = -2;
status = rtw_do_join_network(padapter, newnetwork);
if (status == _SUCCESS) {
pmlmepriv->to_join = false;
} else {
if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) {
/* switch to ADHOC_MASTER */
status = rtw_do_join_adhoc(padapter);
if (status != _SUCCESS)
goto release_mlme_lock;
} else {
/* can't associate ; reset under-linking */
_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
status = _FAIL;
pmlmepriv->to_join = false;
}
}
}
release_mlme_lock:
spin_unlock_bh(&pmlmepriv->lock);
exit:
RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_,
"-%s: status =%d\n", __func__, status);
return status;
}
static int cfg80211_rtw_connect(struct wiphy *wiphy, struct net_device *ndev,
struct cfg80211_connect_params *sme)
{
int ret = 0;
struct list_head *phead, *plist, *ptmp;
struct wlan_network *pnetwork = NULL;
/* u8 matched_by_bssid = false; */
/* u8 matched_by_ssid = false; */
u8 matched = false;
struct rtw_adapter *padapter = wiphy_to_adapter(wiphy);
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct security_priv *psecuritypriv = &padapter->securitypriv;
struct rtw_queue *queue = &pmlmepriv->scanned_queue;
DBG_8723A("=>" "%s(%s)\n", __func__, ndev->name);
DBG_8723A("privacy =%d, key =%p, key_len =%d, key_idx =%d\n",
sme->privacy, sme->key, sme->key_len, sme->key_idx);
if (_FAIL == rtw_pwr_wakeup(padapter)) {
ret = -EPERM;
goto exit;
}
if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
ret = -EPERM;
goto exit;
}
if (!sme->ssid || !sme->ssid_len ||
sme->ssid_len > IEEE80211_MAX_SSID_LEN) {
ret = -EINVAL;
goto exit;
}
DBG_8723A("ssid =%s, len =%zu\n", sme->ssid, sme->ssid_len);
if (sme->bssid)
DBG_8723A("bssid=%pM\n", sme->bssid);
if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) {
ret = -EBUSY;
DBG_8723A("%s, fw_state = 0x%x, goto exit\n", __func__,
pmlmepriv->fw_state);
goto exit;
}
if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)) {
rtw_scan_abort23a(padapter);
}
spin_lock_bh(&queue->lock);
phead = get_list_head(queue);
list_for_each_safe(plist, ptmp, phead) {
pnetwork = container_of(plist, struct wlan_network, list);
if (sme->bssid) {
if (!ether_addr_equal(pnetwork->network.MacAddress,
sme->bssid))
continue;
}
if (sme->ssid && sme->ssid_len) {
if (pnetwork->network.Ssid.ssid_len != sme->ssid_len ||
memcmp(pnetwork->network.Ssid.ssid, sme->ssid,
sme->ssid_len))
continue;
}
if (sme->bssid) {
if (ether_addr_equal(pnetwork->network.MacAddress,
sme->bssid)) {
DBG_8723A("matched by bssid\n");
matched = true;
break;
}
} else if (sme->ssid && sme->ssid_len) {
if (!memcmp(pnetwork->network.Ssid.ssid,
sme->ssid, sme->ssid_len) &&
pnetwork->network.Ssid.ssid_len == sme->ssid_len) {
DBG_8723A("matched by ssid\n");
matched = true;
break;
}
}
}
spin_unlock_bh(&queue->lock);
if (!matched || !pnetwork) {
ret = -ENOENT;
DBG_8723A("connect, matched == false, goto exit\n");
goto exit;
}
if (cfg80211_infrastructure_mode(
padapter, pnetwork->network.ifmode) != _SUCCESS) {
ret = -EPERM;
goto exit;
}
psecuritypriv->ndisencryptstatus = Ndis802_11EncryptionDisabled;
psecuritypriv->dot11PrivacyAlgrthm = 0;
psecuritypriv->dot118021XGrpPrivacy = 0;
psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open;
psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen;
ret = rtw_cfg80211_set_wpa_version(psecuritypriv,
sme->crypto.wpa_versions);
if (ret < 0)
goto exit;
ret = rtw_cfg80211_set_auth_type(psecuritypriv, sme->auth_type);
if (ret < 0)
goto exit;
DBG_8723A("%s, ie_len =%zu\n", __func__, sme->ie_len);
ret = rtw_cfg80211_set_wpa_ie(padapter, sme->ie, sme->ie_len);
if (ret < 0)
goto exit;
if (sme->crypto.n_ciphers_pairwise) {
ret = rtw_cfg80211_set_cipher(psecuritypriv,
sme->crypto.ciphers_pairwise[0],
true);
if (ret < 0)
goto exit;
}
/* For WEP Shared auth */
if ((psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_Shared ||
psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_Auto) &&
sme->key) {
struct rtw_wep_key wep_key;
u8 wep_key_idx, wep_key_len;
DBG_8723A("%s(): Shared/Auto WEP\n", __func__);
wep_key_idx = sme->key_idx;
wep_key_len = sme->key_len;
if (wep_key_idx > WEP_KEYS || !wep_key_len ||
wep_key_len > WLAN_KEY_LEN_WEP104) {
ret = -EINVAL;
goto exit;
}
wep_key_len = wep_key_len <= 5 ? 5 : 13;
memset(&wep_key, 0, sizeof(struct rtw_wep_key));
wep_key.keylen = wep_key_len;
if (wep_key_len == 13) {
padapter->securitypriv.dot11PrivacyAlgrthm =
WLAN_CIPHER_SUITE_WEP104;
padapter->securitypriv.dot118021XGrpPrivacy =
WLAN_CIPHER_SUITE_WEP104;
} else {
padapter->securitypriv.dot11PrivacyAlgrthm =
WLAN_CIPHER_SUITE_WEP40;
padapter->securitypriv.dot118021XGrpPrivacy =
WLAN_CIPHER_SUITE_WEP40;
}
memcpy(wep_key.key, (void *)sme->key, wep_key.keylen);
if (rtw_cfg80211_add_wep(padapter, &wep_key, wep_key_idx) !=
_SUCCESS)
ret = -EOPNOTSUPP;
if (ret < 0)
goto exit;
}
ret = rtw_cfg80211_set_cipher(psecuritypriv,
sme->crypto.cipher_group, false);
if (ret < 0)
goto exit;
if (sme->crypto.n_akm_suites) {
ret = rtw_cfg80211_set_key_mgt(psecuritypriv,
sme->crypto.akm_suites[0]);
if (ret < 0)
goto exit;
}
if (psecuritypriv->ndisauthtype > 3)
psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
if (rtw_set_auth23a(padapter, psecuritypriv) != _SUCCESS) {
ret = -EBUSY;
goto exit;
}
/* rtw_set_802_11_encryption_mode(padapter,
padapter->securitypriv.ndisencryptstatus); */
if (rtw_set_ssid(padapter, pnetwork) != _SUCCESS) {
ret = -EBUSY;
goto exit;
}
DBG_8723A("set ssid:dot11AuthAlgrthm =%d, dot11PrivacyAlgrthm =%d, "
"dot118021XGrpPrivacy =%d\n", psecuritypriv->dot11AuthAlgrthm,
psecuritypriv->dot11PrivacyAlgrthm,
psecuritypriv->dot118021XGrpPrivacy);
exit:
DBG_8723A("<=%s, ret %d\n", __func__, ret);
return ret;
}
static int cfg80211_rtw_disconnect(struct wiphy *wiphy, struct net_device *ndev,
u16 reason_code)
{
struct rtw_adapter *padapter = wiphy_to_adapter(wiphy);
DBG_8723A("%s(%s)\n", __func__, ndev->name);
rtw_set_roaming(padapter, 0);
if (check_fwstate(&padapter->mlmepriv, _FW_LINKED)) {
rtw_scan_abort23a(padapter);
LeaveAllPowerSaveMode23a(padapter);
rtw_disassoc_cmd23a(padapter, 500, false);
DBG_8723A("%s...call rtw_indicate_disconnect23a\n", __func__);
padapter->mlmepriv.not_indic_disco = true;
rtw_indicate_disconnect23a(padapter);
padapter->mlmepriv.not_indic_disco = false;
rtw_free_assoc_resources23a(padapter, 1);
}
return 0;
}
static int cfg80211_rtw_set_txpower(struct wiphy *wiphy,
struct wireless_dev *wdev,
enum nl80211_tx_power_setting type, int mbm)
{
DBG_8723A("%s\n", __func__);
return 0;
}
static int cfg80211_rtw_get_txpower(struct wiphy *wiphy,
struct wireless_dev *wdev, int *dbm)
{
DBG_8723A("%s\n", __func__);
*dbm = (12);
return 0;
}
inline bool rtw_cfg80211_pwr_mgmt(struct rtw_adapter *adapter)
{
struct rtw_wdev_priv *rtw_wdev_priv = wdev_to_priv(adapter->rtw_wdev);
return rtw_wdev_priv->power_mgmt;
}
static int cfg80211_rtw_set_power_mgmt(struct wiphy *wiphy,
struct net_device *ndev,
bool enabled, int timeout)
{
struct rtw_adapter *padapter = wiphy_to_adapter(wiphy);
struct rtw_wdev_priv *rtw_wdev_priv = wdev_to_priv(padapter->rtw_wdev);
DBG_8723A("%s(%s): enabled:%u, timeout:%d\n",
__func__, ndev->name, enabled, timeout);
rtw_wdev_priv->power_mgmt = enabled;
if (!enabled)
LPS_Leave23a(padapter);
return 0;
}
static int cfg80211_rtw_set_pmksa(struct wiphy *wiphy,
struct net_device *netdev,
struct cfg80211_pmksa *pmksa)
{
u8 index, blInserted = false;
struct rtw_adapter *padapter = wiphy_to_adapter(wiphy);
struct security_priv *psecuritypriv = &padapter->securitypriv;
DBG_8723A("%s(%s)\n", __func__, netdev->name);
if (is_zero_ether_addr(pmksa->bssid))
return -EINVAL;
blInserted = false;
/* overwrite PMKID */
for (index = 0; index < NUM_PMKID_CACHE; index++) {
if (ether_addr_equal(psecuritypriv->PMKIDList[index].Bssid,
pmksa->bssid)) {
/* BSSID is matched, the same AP => rewrite with
new PMKID. */
DBG_8723A("%s(%s): BSSID exists in the PMKList.\n",
__func__, netdev->name);
memcpy(psecuritypriv->PMKIDList[index].PMKID,
pmksa->pmkid, WLAN_PMKID_LEN);
psecuritypriv->PMKIDList[index].bUsed = true;
psecuritypriv->PMKIDIndex = index + 1;
blInserted = true;
break;
}
}
if (!blInserted) {
/* Find a new entry */
DBG_8723A("%s(%s): Use new entry index = %d for this PMKID\n",
__func__, netdev->name, psecuritypriv->PMKIDIndex);
ether_addr_copy(
psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].
Bssid, pmksa->bssid);
memcpy(psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].
PMKID, pmksa->pmkid, WLAN_PMKID_LEN);
psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].bUsed =
true;
psecuritypriv->PMKIDIndex++;
if (psecuritypriv->PMKIDIndex == 16) {
psecuritypriv->PMKIDIndex = 0;
}
}
return 0;
}
static int cfg80211_rtw_del_pmksa(struct wiphy *wiphy,
struct net_device *netdev,
struct cfg80211_pmksa *pmksa)
{
u8 index, bMatched = false;
struct rtw_adapter *padapter = wiphy_to_adapter(wiphy);
struct security_priv *psecuritypriv = &padapter->securitypriv;
DBG_8723A("%s(%s)\n", __func__, netdev->name);
for (index = 0; index < NUM_PMKID_CACHE; index++) {
if (ether_addr_equal(psecuritypriv->PMKIDList[index].Bssid,
pmksa->bssid)) {
/* BSSID is matched, the same AP => Remove this PMKID
information and reset it. */
eth_zero_addr(psecuritypriv->PMKIDList[index].Bssid);
memset(psecuritypriv->PMKIDList[index].PMKID, 0x00,
WLAN_PMKID_LEN);
psecuritypriv->PMKIDList[index].bUsed = false;
bMatched = true;
break;
}
}
if (false == bMatched) {
DBG_8723A("%s(%s): do not have matched BSSID\n", __func__,
netdev->name);
return -EINVAL;
}
return 0;
}
static int cfg80211_rtw_flush_pmksa(struct wiphy *wiphy,
struct net_device *netdev)
{
struct rtw_adapter *padapter = wiphy_to_adapter(wiphy);
struct security_priv *psecuritypriv = &padapter->securitypriv;
DBG_8723A("%s(%s)\n", __func__, netdev->name);
memset(&psecuritypriv->PMKIDList[0], 0x00,
sizeof(struct rt_pmkid_list) * NUM_PMKID_CACHE);
psecuritypriv->PMKIDIndex = 0;
return 0;
}
#ifdef CONFIG_8723AU_AP_MODE
void rtw_cfg80211_indicate_sta_assoc(struct rtw_adapter *padapter,
u8 *pmgmt_frame, uint frame_len)
{
s32 freq;
int channel;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct net_device *ndev = padapter->pnetdev;
DBG_8723A("%s(padapter =%p,%s)\n", __func__, padapter, ndev->name);
#if defined(RTW_USE_CFG80211_STA_EVENT)
{
struct station_info sinfo;
u8 ie_offset;
if (ieee80211_is_assoc_req(hdr->frame_control))
ie_offset = offsetof(struct ieee80211_mgmt,
u.assoc_req.variable);
else /* WIFI_REASSOCREQ */
ie_offset = offsetof(struct ieee80211_mgmt,
u.reassoc_req.variable);
sinfo.filled = 0;
sinfo.assoc_req_ies = pmgmt_frame + ie_offset;
sinfo.assoc_req_ies_len = frame_len - ie_offset;
cfg80211_new_sta(ndev, hdr->addr2, &sinfo, GFP_ATOMIC);
}
#else /* defined(RTW_USE_CFG80211_STA_EVENT) */
channel = pmlmeext->cur_channel;
if (channel <= RTW_CH_MAX_2G_CHANNEL)
freq = ieee80211_channel_to_frequency(channel,
IEEE80211_BAND_2GHZ);
else
freq = ieee80211_channel_to_frequency(channel,
IEEE80211_BAND_5GHZ);
cfg80211_rx_mgmt(padapter->rtw_wdev, freq, 0, pmgmt_frame, frame_len,
0);
#endif /* defined(RTW_USE_CFG80211_STA_EVENT) */
}
void rtw_cfg80211_indicate_sta_disassoc(struct rtw_adapter *padapter,
unsigned char *da,
unsigned short reason)
{
s32 freq;
int channel;
uint frame_len;
struct ieee80211_mgmt mgmt;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
struct net_device *ndev = padapter->pnetdev;
DBG_8723A("%s(padapter =%p,%s)\n", __func__, padapter, ndev->name);
memset(&mgmt, 0, sizeof(struct ieee80211_mgmt));
#if defined(RTW_USE_CFG80211_STA_EVENT)
cfg80211_del_sta(ndev, da, GFP_ATOMIC);
#else /* defined(RTW_USE_CFG80211_STA_EVENT) */
channel = pmlmeext->cur_channel;
if (channel <= RTW_CH_MAX_2G_CHANNEL)
freq = ieee80211_channel_to_frequency(channel,
IEEE80211_BAND_2GHZ);
else
freq = ieee80211_channel_to_frequency(channel,
IEEE80211_BAND_5GHZ);
mgmt.frame_control =
cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_DEAUTH);
ether_addr_copy(mgmt.da, myid(&padapter->eeprompriv));
ether_addr_copy(mgmt.sa, da);
ether_addr_copy(mgmt.bssid, get_my_bssid23a(&pmlmeinfo->network));
mgmt.seq_ctrl = cpu_to_le16(IEEE80211_SN_TO_SEQ(pmlmeext->mgnt_seq));
pmlmeext->mgnt_seq++;
mgmt.u.disassoc.reason_code = cpu_to_le16(reason);
frame_len = sizeof(struct ieee80211_hdr_3addr) + 2;
cfg80211_rx_mgmt(padapter->rtw_wdev, freq, 0, (u8 *)&mgmt, frame_len,
0);
#endif /* defined(RTW_USE_CFG80211_STA_EVENT) */
}
static int rtw_cfg80211_monitor_if_open(struct net_device *ndev)
{
DBG_8723A("%s\n", __func__);
return 0;
}
static int rtw_cfg80211_monitor_if_close(struct net_device *ndev)
{
DBG_8723A("%s\n", __func__);
return 0;
}
static int rtw_cfg80211_monitor_if_xmit_entry(struct sk_buff *skb,
struct net_device *ndev)
{
int ret = 0;
int rtap_len;
int qos_len = 0;
int dot11_hdr_len = 24;
int snap_len = 6;
unsigned char *pdata;
unsigned char src_mac_addr[6];
unsigned char dst_mac_addr[6];
struct ieee80211_hdr *dot11_hdr;
struct ieee80211_radiotap_header *rtap_hdr;
struct rtw_adapter *padapter = netdev_priv(ndev);
DBG_8723A("%s(%s)\n", __func__, ndev->name);
if (unlikely(skb->len < sizeof(struct ieee80211_radiotap_header)))
goto fail;
rtap_hdr = (struct ieee80211_radiotap_header *)skb->data;
if (unlikely(rtap_hdr->it_version))
goto fail;
rtap_len = ieee80211_get_radiotap_len(skb->data);
if (unlikely(skb->len < rtap_len))
goto fail;
if (rtap_len != 14) {
DBG_8723A("radiotap len (should be 14): %d\n", rtap_len);
goto fail;
}
/* Skip the ratio tap header */
skb_pull(skb, rtap_len);
dot11_hdr = (struct ieee80211_hdr *)skb->data;
/* Check if the QoS bit is set */
if (ieee80211_is_data(dot11_hdr->frame_control)) {
/* Check if this ia a Wireless Distribution System (WDS) frame
* which has 4 MAC addresses
*/
if (ieee80211_is_data_qos(dot11_hdr->frame_control))
qos_len = IEEE80211_QOS_CTL_LEN;
if (ieee80211_has_a4(dot11_hdr->frame_control))
dot11_hdr_len += 6;
memcpy(dst_mac_addr, dot11_hdr->addr1, sizeof(dst_mac_addr));
memcpy(src_mac_addr, dot11_hdr->addr2, sizeof(src_mac_addr));
/*
* Skip the 802.11 header, QoS (if any) and SNAP,
* but leave spaces for two MAC addresses
*/
skb_pull(skb, dot11_hdr_len + qos_len + snap_len -
ETH_ALEN * 2);
pdata = (unsigned char *)skb->data;
ether_addr_copy(pdata, dst_mac_addr);
ether_addr_copy(pdata + ETH_ALEN, src_mac_addr);
DBG_8723A("should be eapol packet\n");
/* Use the real net device to transmit the packet */
ret = rtw_xmit23a_entry23a(skb, padapter->pnetdev);
return ret;
} else if (ieee80211_is_action(dot11_hdr->frame_control)) {
struct ieee80211_mgmt *mgmt;
/* only for action frames */
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
unsigned char *pframe;
/* u8 category, action, OUI_Subtype, dialogToken = 0; */
/* unsigned char *frame_body; */
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
u32 len = skb->len;
u8 category, action;
mgmt = (struct ieee80211_mgmt *)dot11_hdr;
DBG_8723A("RTW_Tx:da=%pM via %s(%s)\n",
mgmt->da, __func__, ndev->name);
category = mgmt->u.action.category;
action = mgmt->u.action.u.wme_action.action_code;
DBG_8723A("RTW_Tx:category(%u), action(%u)\n",
category, action);
/* starting alloc mgmt frame to dump it */
pmgntframe = alloc_mgtxmitframe23a(pxmitpriv);
if (pmgntframe == NULL)
goto fail;
/* update attribute */
pattrib = &pmgntframe->attrib;
update_mgntframe_attrib23a(padapter, pattrib);
pattrib->retry_ctrl = false;
memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
memcpy(pframe, skb->data, len);
pattrib->pktlen = len;
/* update seq number */
pmlmeext->mgnt_seq = le16_to_cpu(dot11_hdr->seq_ctrl) >> 4;
pattrib->seqnum = pmlmeext->mgnt_seq;
pmlmeext->mgnt_seq++;
pattrib->last_txcmdsz = pattrib->pktlen;
dump_mgntframe23a(padapter, pmgntframe);
}
fail:
dev_kfree_skb(skb);
return 0;
}
static int
rtw_cfg80211_monitor_if_set_mac_address(struct net_device *ndev, void *addr)
{
DBG_8723A("%s\n", __func__);
return 0;
}
static const struct net_device_ops rtw_cfg80211_monitor_if_ops = {
.ndo_open = rtw_cfg80211_monitor_if_open,
.ndo_stop = rtw_cfg80211_monitor_if_close,
.ndo_start_xmit = rtw_cfg80211_monitor_if_xmit_entry,
.ndo_set_mac_address = rtw_cfg80211_monitor_if_set_mac_address,
};
static int rtw_cfg80211_add_monitor_if(struct rtw_adapter *padapter, char *name,
unsigned char name_assign_type,
struct net_device **ndev)
{
int ret = 0;
struct net_device *mon_ndev = NULL;
struct wireless_dev *mon_wdev = NULL;
struct rtw_wdev_priv *pwdev_priv = wdev_to_priv(padapter->rtw_wdev);
if (!name) {
DBG_8723A("%s(%s): without specific name\n",
__func__, padapter->pnetdev->name);
ret = -EINVAL;
goto out;
}
if (pwdev_priv->pmon_ndev) {
DBG_8723A("%s(%s): monitor interface exist: %s\n", __func__,
padapter->pnetdev->name, pwdev_priv->pmon_ndev->name);
ret = -EBUSY;
goto out;
}
mon_ndev = alloc_etherdev(sizeof(struct rtw_adapter));
if (!mon_ndev) {
DBG_8723A("%s(%s): allocate ndev fail\n", __func__,
padapter->pnetdev->name);
ret = -ENOMEM;
goto out;
}
mon_ndev->type = ARPHRD_IEEE80211_RADIOTAP;
strncpy(mon_ndev->name, name, IFNAMSIZ);
mon_ndev->name[IFNAMSIZ - 1] = 0;
mon_ndev->name_assign_type = name_assign_type;
mon_ndev->destructor = rtw_ndev_destructor;
mon_ndev->netdev_ops = &rtw_cfg80211_monitor_if_ops;
/* wdev */
mon_wdev = kzalloc(sizeof(struct wireless_dev), GFP_KERNEL);
if (!mon_wdev) {
DBG_8723A("%s(%s): allocate mon_wdev fail\n", __func__,
padapter->pnetdev->name);
ret = -ENOMEM;
goto out;
}
mon_wdev->wiphy = padapter->rtw_wdev->wiphy;
mon_wdev->netdev = mon_ndev;
mon_wdev->iftype = NL80211_IFTYPE_MONITOR;
mon_ndev->ieee80211_ptr = mon_wdev;
ret = register_netdevice(mon_ndev);
if (ret) {
goto out;
}
*ndev = pwdev_priv->pmon_ndev = mon_ndev;
memcpy(pwdev_priv->ifname_mon, name, IFNAMSIZ + 1);
out:
if (ret) {
kfree(mon_wdev);
mon_wdev = NULL;
}
if (ret && mon_ndev) {
free_netdev(mon_ndev);
*ndev = mon_ndev = NULL;
}
return ret;
}
static struct wireless_dev *
cfg80211_rtw_add_virtual_intf(struct wiphy *wiphy, const char *name,
unsigned char name_assign_type,
enum nl80211_iftype type, u32 *flags,
struct vif_params *params)
{
int ret = 0;
struct net_device *ndev = NULL;
struct rtw_adapter *padapter = wiphy_to_adapter(wiphy);
DBG_8723A("%s(%s): wiphy:%s, name:%s, type:%d\n", __func__,
padapter->pnetdev->name, wiphy_name(wiphy), name, type);
switch (type) {
case NL80211_IFTYPE_ADHOC:
case NL80211_IFTYPE_AP_VLAN:
case NL80211_IFTYPE_WDS:
case NL80211_IFTYPE_MESH_POINT:
ret = -ENODEV;
break;
case NL80211_IFTYPE_MONITOR:
ret =
rtw_cfg80211_add_monitor_if(padapter, (char *)name,
name_assign_type, &ndev);
break;
case NL80211_IFTYPE_P2P_CLIENT:
case NL80211_IFTYPE_STATION:
ret = -ENODEV;
break;
case NL80211_IFTYPE_P2P_GO:
case NL80211_IFTYPE_AP:
ret = -ENODEV;
break;
default:
ret = -ENODEV;
DBG_8723A("Unsupported interface type\n");
break;
}
DBG_8723A("%s(%s): ndev:%p, ret:%d\n", __func__,
padapter->pnetdev->name,
ndev, ret);
return ndev ? ndev->ieee80211_ptr : ERR_PTR(ret);
}
static int cfg80211_rtw_del_virtual_intf(struct wiphy *wiphy,
struct wireless_dev *wdev)
{
struct rtw_wdev_priv *pwdev_priv =
(struct rtw_wdev_priv *)wiphy_priv(wiphy);
struct net_device *ndev;
ndev = wdev ? wdev->netdev : NULL;
if (!ndev)
goto exit;
unregister_netdevice(ndev);
if (ndev == pwdev_priv->pmon_ndev) {
pwdev_priv->pmon_ndev = NULL;
pwdev_priv->ifname_mon[0] = '\0';
DBG_8723A("%s(%s): remove monitor interface\n",
__func__, ndev->name);
}
exit:
return 0;
}
static int rtw_add_beacon(struct rtw_adapter *adapter, const u8 *head,
size_t head_len, const u8 *tail, size_t tail_len)
{
int ret = 0;
u8 *pbuf;
uint len, ielen, wps_ielen = 0;
struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
struct wlan_bssid_ex *bss = &pmlmepriv->cur_network.network;
const struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)head;
struct ieee80211_mgmt *tmpmgmt;
/* struct sta_priv *pstapriv = &padapter->stapriv; */
DBG_8723A("%s beacon_head_len =%zu, beacon_tail_len =%zu\n",
__func__, head_len, tail_len);
if (check_fwstate(pmlmepriv, WIFI_AP_STATE) != true)
return -EINVAL;
if (head_len < offsetof(struct ieee80211_mgmt, u.beacon.variable))
return -EINVAL;
pbuf = kzalloc(head_len + tail_len, GFP_KERNEL);
if (!pbuf)
return -ENOMEM;
tmpmgmt = (struct ieee80211_mgmt *)pbuf;
bss->beacon_interval = get_unaligned_le16(&mgmt->u.beacon.beacon_int);
bss->capability = get_unaligned_le16(&mgmt->u.beacon.capab_info);
bss->tsf = get_unaligned_le64(&mgmt->u.beacon.timestamp);
/* 24 = beacon header len. */
memcpy(pbuf, (void *)head, head_len);
memcpy(pbuf + head_len, (void *)tail, tail_len);
len = head_len + tail_len;
ielen = len - offsetof(struct ieee80211_mgmt, u.beacon.variable);
/* check wps ie if inclued */
if (cfg80211_find_vendor_ie(WLAN_OUI_MICROSOFT,
WLAN_OUI_TYPE_MICROSOFT_WPS,
tmpmgmt->u.beacon.variable, ielen))
DBG_8723A("add bcn, wps_ielen =%d\n", wps_ielen);
/* pbss_network->IEs will not include p2p_ie, wfd ie */
rtw_ies_remove_ie23a(tmpmgmt->u.beacon.variable, &ielen, 0,
WLAN_EID_VENDOR_SPECIFIC, P2P_OUI23A, 4);
rtw_ies_remove_ie23a(tmpmgmt->u.beacon.variable, &ielen, 0,
WLAN_EID_VENDOR_SPECIFIC, WFD_OUI23A, 4);
len = ielen + offsetof(struct ieee80211_mgmt, u.beacon.variable);
if (rtw_check_beacon_data23a(adapter, tmpmgmt, len) == _SUCCESS) {
ret = 0;
} else {
ret = -EINVAL;
}
kfree(pbuf);
return ret;
}
static int cfg80211_rtw_start_ap(struct wiphy *wiphy, struct net_device *ndev,
struct cfg80211_ap_settings *settings)
{
int ret = 0;
struct rtw_adapter *adapter = wiphy_to_adapter(wiphy);
DBG_8723A("%s(%s): hidden_ssid:%d, auth_type:%d\n",
__func__, ndev->name, settings->hidden_ssid,
settings->auth_type);
ret = rtw_add_beacon(adapter, settings->beacon.head,
settings->beacon.head_len, settings->beacon.tail,
settings->beacon.tail_len);
adapter->mlmeextpriv.mlmext_info.hidden_ssid_mode =
settings->hidden_ssid;
if (settings->ssid && settings->ssid_len) {
struct wlan_bssid_ex *pbss_network =
&adapter->mlmepriv.cur_network.network;
struct wlan_bssid_ex *pbss_network_ext =
&adapter->mlmeextpriv.mlmext_info.network;
memcpy(pbss_network->Ssid.ssid, (void *)settings->ssid,
settings->ssid_len);
pbss_network->Ssid.ssid_len = settings->ssid_len;
memcpy(pbss_network_ext->Ssid.ssid, (void *)settings->ssid,
settings->ssid_len);
pbss_network_ext->Ssid.ssid_len = settings->ssid_len;
}
return ret;
}
static int cfg80211_rtw_change_beacon(struct wiphy *wiphy,
struct net_device *ndev,
struct cfg80211_beacon_data *info)
{
int ret = 0;
struct rtw_adapter *adapter = wiphy_to_adapter(wiphy);
DBG_8723A("%s(%s)\n", __func__, ndev->name);
ret = rtw_add_beacon(adapter, info->head, info->head_len, info->tail,
info->tail_len);
return ret;
}
static int cfg80211_rtw_stop_ap(struct wiphy *wiphy, struct net_device *ndev)
{
DBG_8723A("%s(%s)\n", __func__, ndev->name);
return 0;
}
static int cfg80211_rtw_add_station(struct wiphy *wiphy,
struct net_device *ndev, const u8 *mac,
struct station_parameters *params)
{
DBG_8723A("%s(%s)\n", __func__, ndev->name);
return 0;
}
static int cfg80211_rtw_del_station(struct wiphy *wiphy,
struct net_device *ndev,
struct station_del_parameters *params)
{
const u8 *mac = params->mac;
int ret = 0;
struct list_head *phead, *plist, *ptmp;
u8 updated = 0;
struct sta_info *psta;
struct rtw_adapter *padapter = netdev_priv(ndev);
struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
struct sta_priv *pstapriv = &padapter->stapriv;
DBG_8723A("+%s(%s)\n", __func__, ndev->name);
if (check_fwstate(pmlmepriv, (_FW_LINKED | WIFI_AP_STATE)) != true) {
DBG_8723A("%s, fw_state != FW_LINKED|WIFI_AP_STATE\n",
__func__);
return -EINVAL;
}
if (!mac) {
DBG_8723A("flush all sta, and cam_entry\n");
flush_all_cam_entry23a(padapter); /* clear CAM */
ret = rtw_sta_flush23a(padapter);
return ret;
}
DBG_8723A("free sta macaddr=%pM\n", mac);
if (is_broadcast_ether_addr(mac))
return -EINVAL;
spin_lock_bh(&pstapriv->asoc_list_lock);
phead = &pstapriv->asoc_list;
/* check asoc_queue */
list_for_each_safe(plist, ptmp, phead) {
psta = container_of(plist, struct sta_info, asoc_list);
if (ether_addr_equal(mac, psta->hwaddr)) {
if (psta->dot8021xalg == 1 &&
psta->bpairwise_key_installed == false) {
DBG_8723A("%s, sta's dot8021xalg = 1 and "
"key_installed = false\n", __func__);
} else {
DBG_8723A("free psta =%p, aid =%d\n", psta,
psta->aid);
list_del_init(&psta->asoc_list);
pstapriv->asoc_list_cnt--;
/* spin_unlock_bh(&pstapriv->asoc_list_lock); */
updated =
ap_free_sta23a(padapter, psta, true,
WLAN_REASON_DEAUTH_LEAVING);
/* spin_lock_bh(&pstapriv->asoc_list_lock); */
psta = NULL;
break;
}
}
}
spin_unlock_bh(&pstapriv->asoc_list_lock);
associated_clients_update23a(padapter, updated);
DBG_8723A("-%s(%s)\n", __func__, ndev->name);
return ret;
}
static int cfg80211_rtw_change_station(struct wiphy *wiphy,
struct net_device *ndev, const u8 *mac,
struct station_parameters *params)
{
DBG_8723A("%s(%s)\n", __func__, ndev->name);
return 0;
}
static int cfg80211_rtw_dump_station(struct wiphy *wiphy,
struct net_device *ndev, int idx, u8 *mac,
struct station_info *sinfo)
{
DBG_8723A("%s(%s)\n", __func__, ndev->name);
/* TODO: dump scanned queue */
return -ENOENT;
}
static int cfg80211_rtw_change_bss(struct wiphy *wiphy, struct net_device *ndev,
struct bss_parameters *params)
{
DBG_8723A("%s(%s)\n", __func__, ndev->name);
return 0;
}
#endif /* CONFIG_8723AU_AP_MODE */
static int _cfg80211_rtw_mgmt_tx(struct rtw_adapter *padapter, u8 tx_ch,
const u8 *buf, size_t len)
{
struct xmit_frame *pmgntframe;
struct pkt_attrib *pattrib;
unsigned char *pframe;
int ret = _FAIL;
struct ieee80211_hdr *pwlanhdr;
struct xmit_priv *pxmitpriv = &padapter->xmitpriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
if (_FAIL == rtw_pwr_wakeup(padapter)) {
ret = -EFAULT;
goto exit;
}
rtw_set_scan_deny(padapter, 1000);
rtw_scan_abort23a(padapter);
if (tx_ch != rtw_get_oper_ch23a(padapter)) {
if (!check_fwstate(&padapter->mlmepriv, _FW_LINKED))
pmlmeext->cur_channel = tx_ch;
set_channel_bwmode23a(padapter, tx_ch,
HAL_PRIME_CHNL_OFFSET_DONT_CARE,
HT_CHANNEL_WIDTH_20);
}
/* starting alloc mgmt frame to dump it */
pmgntframe = alloc_mgtxmitframe23a(pxmitpriv);
if (!pmgntframe) {
/* ret = -ENOMEM; */
ret = _FAIL;
goto exit;
}
/* update attribute */
pattrib = &pmgntframe->attrib;
update_mgntframe_attrib23a(padapter, pattrib);
pattrib->retry_ctrl = false;
memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
pframe = (u8 *) (pmgntframe->buf_addr) + TXDESC_OFFSET;
memcpy(pframe, (void *)buf, len);
pattrib->pktlen = len;
pwlanhdr = (struct ieee80211_hdr *)pframe;
/* update seq number */
pmlmeext->mgnt_seq = le16_to_cpu(pwlanhdr->seq_ctrl) >> 4;
pattrib->seqnum = pmlmeext->mgnt_seq;
pmlmeext->mgnt_seq++;
pattrib->last_txcmdsz = pattrib->pktlen;
ret = dump_mgntframe23a_and_wait_ack23a(padapter, pmgntframe);
if (ret != _SUCCESS)
DBG_8723A("%s, ack == false\n", __func__);
else
DBG_8723A("%s, ack == true\n", __func__);
exit:
DBG_8723A("%s, ret =%d\n", __func__, ret);
return ret;
}
static int cfg80211_rtw_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev,
struct cfg80211_mgmt_tx_params *params,
u64 *cookie)
{
struct rtw_adapter *padapter =
(struct rtw_adapter *)wiphy_to_adapter(wiphy);
int ret = 0;
int tx_ret;
u32 dump_limit = RTW_MAX_MGMT_TX_CNT;
u32 dump_cnt = 0;
bool ack = true;
u8 category, action;
unsigned long start = jiffies;
size_t len = params->len;
struct ieee80211_channel *chan = params->chan;
const u8 *buf = params->buf;
struct ieee80211_mgmt *hdr = (struct ieee80211_mgmt *)buf;
u8 tx_ch = (u8) ieee80211_frequency_to_channel(chan->center_freq);
if (!ieee80211_is_action(hdr->frame_control))
return -EINVAL;
/* cookie generation */
*cookie = (unsigned long)buf;
DBG_8723A("%s(%s): len =%zu, ch =%d\n", __func__,
padapter->pnetdev->name, len, tx_ch);
/* indicate ack before issue frame to avoid racing with rsp frame */
cfg80211_mgmt_tx_status(padapter->rtw_wdev, *cookie, buf, len, ack,
GFP_KERNEL);
DBG_8723A("RTW_Tx:tx_ch =%d, da =%pM\n", tx_ch, hdr->da);
category = hdr->u.action.category;
action = hdr->u.action.u.wme_action.action_code;
DBG_8723A("RTW_Tx:category(%u), action(%u)\n", category, action);
do {
dump_cnt++;
tx_ret = _cfg80211_rtw_mgmt_tx(padapter, tx_ch, buf, len);
} while (dump_cnt < dump_limit && tx_ret != _SUCCESS);
if (tx_ret != _SUCCESS || dump_cnt > 1) {
DBG_8723A("%s(%s): %s (%d/%d) in %d ms\n",
__func__, padapter->pnetdev->name,
tx_ret == _SUCCESS ? "OK" : "FAIL", dump_cnt,
dump_limit, jiffies_to_msecs(jiffies - start));
}
return ret;
}
static void cfg80211_rtw_mgmt_frame_register(struct wiphy *wiphy,
struct wireless_dev *wdev,
u16 frame_type, bool reg)
{
if (frame_type != (IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ))
return;
return;
}
static struct cfg80211_ops rtw_cfg80211_ops = {
.change_virtual_intf = cfg80211_rtw_change_iface,
.add_key = cfg80211_rtw_add_key,
.get_key = cfg80211_rtw_get_key,
.del_key = cfg80211_rtw_del_key,
.set_default_key = cfg80211_rtw_set_default_key,
.get_station = cfg80211_rtw_get_station,
.scan = cfg80211_rtw_scan,
.set_wiphy_params = cfg80211_rtw_set_wiphy_params,
.connect = cfg80211_rtw_connect,
.disconnect = cfg80211_rtw_disconnect,
.join_ibss = cfg80211_rtw_join_ibss,
.leave_ibss = cfg80211_rtw_leave_ibss,
.set_tx_power = cfg80211_rtw_set_txpower,
.get_tx_power = cfg80211_rtw_get_txpower,
.set_power_mgmt = cfg80211_rtw_set_power_mgmt,
.set_pmksa = cfg80211_rtw_set_pmksa,
.del_pmksa = cfg80211_rtw_del_pmksa,
.flush_pmksa = cfg80211_rtw_flush_pmksa,
#ifdef CONFIG_8723AU_AP_MODE
.add_virtual_intf = cfg80211_rtw_add_virtual_intf,
.del_virtual_intf = cfg80211_rtw_del_virtual_intf,
.start_ap = cfg80211_rtw_start_ap,
.change_beacon = cfg80211_rtw_change_beacon,
.stop_ap = cfg80211_rtw_stop_ap,
.add_station = cfg80211_rtw_add_station,
.del_station = cfg80211_rtw_del_station,
.change_station = cfg80211_rtw_change_station,
.dump_station = cfg80211_rtw_dump_station,
.change_bss = cfg80211_rtw_change_bss,
#endif /* CONFIG_8723AU_AP_MODE */
.mgmt_tx = cfg80211_rtw_mgmt_tx,
.mgmt_frame_register = cfg80211_rtw_mgmt_frame_register,
};
static void rtw_cfg80211_init_ht_capab(struct ieee80211_sta_ht_cap *ht_cap,
enum ieee80211_band band, u8 rf_type)
{
#define MAX_BIT_RATE_40MHZ_MCS15 300 /* Mbps */
#define MAX_BIT_RATE_40MHZ_MCS7 150 /* Mbps */
ht_cap->ht_supported = true;
ht_cap->cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 |
IEEE80211_HT_CAP_SGI_40 | IEEE80211_HT_CAP_SGI_20 |
IEEE80211_HT_CAP_DSSSCCK40 | IEEE80211_HT_CAP_MAX_AMSDU;
/*
*Maximum length of AMPDU that the STA can receive.
*Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
*/
ht_cap->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K;
/*Minimum MPDU start spacing , */
ht_cap->ampdu_density = IEEE80211_HT_MPDU_DENSITY_16;
ht_cap->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED;
/*
*hw->wiphy->bands[IEEE80211_BAND_2GHZ]
*base on ant_num
*rx_mask: RX mask
*if rx_ant = 1 rx_mask[0]= 0xff;==>MCS0-MCS7
*if rx_ant = 2 rx_mask[1]= 0xff;==>MCS8-MCS15
*if rx_ant >= 3 rx_mask[2]= 0xff;
*if BW_40 rx_mask[4]= 0x01;
*highest supported RX rate
*/
if (rf_type == RF_1T1R) {
ht_cap->mcs.rx_mask[0] = 0xFF;
ht_cap->mcs.rx_mask[1] = 0x00;
ht_cap->mcs.rx_mask[4] = 0x01;
ht_cap->mcs.rx_highest = cpu_to_le16(MAX_BIT_RATE_40MHZ_MCS7);
} else if ((rf_type == RF_1T2R) || (rf_type == RF_2T2R)) {
ht_cap->mcs.rx_mask[0] = 0xFF;
ht_cap->mcs.rx_mask[1] = 0xFF;
ht_cap->mcs.rx_mask[4] = 0x01;
ht_cap->mcs.rx_highest = cpu_to_le16(MAX_BIT_RATE_40MHZ_MCS15);
} else {
DBG_8723A("%s, error rf_type =%d\n", __func__, rf_type);
}
}
void rtw_cfg80211_init_wiphy(struct rtw_adapter *padapter)
{
u8 rf_type;
struct ieee80211_supported_band *bands;
struct wireless_dev *pwdev = padapter->rtw_wdev;
struct wiphy *wiphy = pwdev->wiphy;
rf_type = rtl8723a_get_rf_type(padapter);
DBG_8723A("%s:rf_type =%d\n", __func__, rf_type);
/* if (padapter->registrypriv.wireless_mode & WIRELESS_11G) */
{
bands = wiphy->bands[IEEE80211_BAND_2GHZ];
if (bands)
rtw_cfg80211_init_ht_capab(&bands->ht_cap,
IEEE80211_BAND_2GHZ,
rf_type);
}
/* if (padapter->registrypriv.wireless_mode & WIRELESS_11A) */
{
bands = wiphy->bands[IEEE80211_BAND_5GHZ];
if (bands)
rtw_cfg80211_init_ht_capab(&bands->ht_cap,
IEEE80211_BAND_5GHZ,
rf_type);
}
}
static void rtw_cfg80211_preinit_wiphy(struct rtw_adapter *padapter,
struct wiphy *wiphy)
{
wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM;
wiphy->max_scan_ssids = RTW_SSID_SCAN_AMOUNT;
wiphy->max_scan_ie_len = IEEE80211_MAX_DATA_LEN;
wiphy->max_num_pmkids = RTW_MAX_NUM_PMKIDS;
wiphy->max_remain_on_channel_duration =
RTW_MAX_REMAIN_ON_CHANNEL_DURATION;
wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
BIT(NL80211_IFTYPE_ADHOC) |
#ifdef CONFIG_8723AU_AP_MODE
BIT(NL80211_IFTYPE_AP) | BIT(NL80211_IFTYPE_MONITOR) |
#endif
0;
#ifdef CONFIG_8723AU_AP_MODE
wiphy->mgmt_stypes = rtw_cfg80211_default_mgmt_stypes;
#endif /* CONFIG_8723AU_AP_MODE */
wiphy->software_iftypes |= BIT(NL80211_IFTYPE_MONITOR);
/*
wiphy->iface_combinations = &rtw_combinations;
wiphy->n_iface_combinations = 1;
*/
wiphy->cipher_suites = rtw_cipher_suites;
wiphy->n_cipher_suites = ARRAY_SIZE(rtw_cipher_suites);
/* if (padapter->registrypriv.wireless_mode & WIRELESS_11G) */
wiphy->bands[IEEE80211_BAND_2GHZ] =
rtw_spt_band_alloc(IEEE80211_BAND_2GHZ);
/* if (padapter->registrypriv.wireless_mode & WIRELESS_11A) */
wiphy->bands[IEEE80211_BAND_5GHZ] =
rtw_spt_band_alloc(IEEE80211_BAND_5GHZ);
wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL;
wiphy->flags |= WIPHY_FLAG_OFFCHAN_TX | WIPHY_FLAG_HAVE_AP_SME;
if (padapter->registrypriv.power_mgnt != PS_MODE_ACTIVE)
wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT;
else
wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
}
int rtw_wdev_alloc(struct rtw_adapter *padapter, struct device *dev)
{
int ret = 0;
struct wiphy *wiphy;
struct wireless_dev *wdev;
struct rtw_wdev_priv *pwdev_priv;
struct net_device *pnetdev = padapter->pnetdev;
DBG_8723A("%s(padapter =%p)\n", __func__, padapter);
/* wiphy */
wiphy = wiphy_new(&rtw_cfg80211_ops, sizeof(struct rtw_wdev_priv));
if (!wiphy) {
DBG_8723A("Couldn't allocate wiphy device\n");
ret = -ENOMEM;
goto exit;
}
/* wdev */
wdev = kzalloc(sizeof(struct wireless_dev), GFP_KERNEL);
if (!wdev) {
DBG_8723A("Couldn't allocate wireless device\n");
ret = -ENOMEM;
goto free_wiphy;
}
set_wiphy_dev(wiphy, dev);
rtw_cfg80211_preinit_wiphy(padapter, wiphy);
ret = wiphy_register(wiphy);
if (ret < 0) {
DBG_8723A("Couldn't register wiphy device\n");
goto free_wdev;
}
wdev->wiphy = wiphy;
wdev->netdev = pnetdev;
/* wdev->iftype = NL80211_IFTYPE_STATION; */
/* for rtw_setopmode_cmd23a() in cfg80211_rtw_change_iface() */
wdev->iftype = NL80211_IFTYPE_MONITOR;
padapter->rtw_wdev = wdev;
pnetdev->ieee80211_ptr = wdev;
/* init pwdev_priv */
pwdev_priv = wdev_to_priv(wdev);
pwdev_priv->rtw_wdev = wdev;
pwdev_priv->pmon_ndev = NULL;
pwdev_priv->ifname_mon[0] = '\0';
pwdev_priv->padapter = padapter;
pwdev_priv->scan_request = NULL;
spin_lock_init(&pwdev_priv->scan_req_lock);
pwdev_priv->p2p_enabled = false;
if (padapter->registrypriv.power_mgnt != PS_MODE_ACTIVE)
pwdev_priv->power_mgmt = true;
else
pwdev_priv->power_mgmt = false;
return ret;
free_wdev:
kfree(wdev);
free_wiphy:
wiphy_free(wiphy);
exit:
return ret;
}
void rtw_wdev_free(struct wireless_dev *wdev)
{
DBG_8723A("%s(wdev =%p)\n", __func__, wdev);
if (!wdev)
return;
kfree(wdev->wiphy->bands[IEEE80211_BAND_2GHZ]);
kfree(wdev->wiphy->bands[IEEE80211_BAND_5GHZ]);
wiphy_free(wdev->wiphy);
kfree(wdev);
}
void rtw_wdev_unregister(struct wireless_dev *wdev)
{
struct rtw_wdev_priv *pwdev_priv;
DBG_8723A("%s(wdev =%p)\n", __func__, wdev);
if (!wdev)
return;
pwdev_priv = wdev_to_priv(wdev);
rtw_cfg80211_indicate_scan_done(pwdev_priv, true);
if (pwdev_priv->pmon_ndev) {
DBG_8723A("%s, unregister monitor interface\n", __func__);
unregister_netdev(pwdev_priv->pmon_ndev);
}
wiphy_unregister(wdev->wiphy);
}