// SPDX-License-Identifier: GPL-2.0 /****************************************************************************** * * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved. * ******************************************************************************/ #include #include #include #include #include #define RTW_MAX_MGMT_TX_CNT (8) #define RTW_SCAN_IE_LEN_MAX 2304 #define RTW_MAX_REMAIN_ON_CHANNEL_DURATION 5000 /* 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, WLAN_CIPHER_SUITE_AES_CMAC, }; #define RATETAB_ENT(_rate, _rateid, _flags) \ { \ .bitrate = (_rate), \ .hw_value = (_rateid), \ .flags = (_flags), \ } #define CHAN2G(_channel, _freq, _flags) { \ .band = NL80211_BAND_2GHZ, \ .center_freq = (_freq), \ .hw_value = (_channel), \ .flags = (_flags), \ .max_antenna_gain = 0, \ .max_power = 30, \ } /* if wowlan is not supported, kernel generate a disconnect at each suspend * cf: /net/wireless/sysfs.c, so register a stub wowlan. * Moreover wowlan has to be enabled via a the nl80211_set_wowlan callback. * (from user space, e.g. iw phy0 wowlan enable) */ static const struct wiphy_wowlan_support wowlan_stub = { .flags = WIPHY_WOWLAN_ANY, .n_patterns = 0, .pattern_max_len = 0, .pattern_min_len = 0, .max_pkt_offset = 0, }; 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_g_rates (rtw_rates + 0) #define RTW_G_RATES_NUM 12 #define RTW_2G_CHANNELS_NUM 14 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 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_2g_rates_init(struct ieee80211_rate *rates) { memcpy(rates, rtw_g_rates, sizeof(struct ieee80211_rate)*RTW_G_RATES_NUM ); } static struct ieee80211_supported_band *rtw_spt_band_alloc( enum nl80211_band band ) { struct ieee80211_supported_band *spt_band = NULL; int n_channels, n_bitrates; if (band == NL80211_BAND_2GHZ) { n_channels = RTW_2G_CHANNELS_NUM; n_bitrates = RTW_G_RATES_NUM; } else { goto exit; } spt_band = rtw_zmalloc(sizeof(struct ieee80211_supported_band) + sizeof(struct ieee80211_channel) * n_channels + sizeof(struct ieee80211_rate) * n_bitrates); 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 == NL80211_BAND_2GHZ) { rtw_2g_channels_init(spt_band->channels); rtw_2g_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_ieee80211_channel_to_frequency(int chan, int band) { if (band == NL80211_BAND_2GHZ) { if (chan == 14) return 2484; else if (chan < 14) return 2407 + chan * 5; } return 0; /* not supported */ } #define MAX_BSSINFO_LEN 1000 struct cfg80211_bss *rtw_cfg80211_inform_bss(struct adapter *padapter, struct wlan_network *pnetwork) { struct ieee80211_channel *notify_channel; struct cfg80211_bss *bss = NULL; /* struct ieee80211_supported_band *band; */ u16 channel; u32 freq; u64 notify_timestamp; s32 notify_signal; u8 *buf = NULL, *pbuf; size_t len, bssinf_len = 0; struct ieee80211_hdr *pwlanhdr; __le16 *fctrl; struct wireless_dev *wdev = padapter->rtw_wdev; struct wiphy *wiphy = wdev->wiphy; struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); bssinf_len = pnetwork->network.ie_length + sizeof(struct ieee80211_hdr_3addr); if (bssinf_len > MAX_BSSINFO_LEN) goto exit; { u16 wapi_len = 0; if (rtw_get_wapi_ie(pnetwork->network.ies, pnetwork->network.ie_length, NULL, &wapi_len) > 0) { if (wapi_len > 0) goto exit; } } /* To reduce PBC Overlap rate */ /* spin_lock_bh(&pwdev_priv->scan_req_lock); */ if (adapter_wdev_data(padapter)->scan_request) { u8 *psr = NULL, sr = 0; struct ndis_802_11_ssid *pssid = &pnetwork->network.ssid; struct cfg80211_scan_request *request = adapter_wdev_data(padapter)->scan_request; struct cfg80211_ssid *ssids = request->ssids; u32 wpsielen = 0; u8 *wpsie = NULL; wpsie = rtw_get_wps_ie(pnetwork->network.ies+_FIXED_IE_LENGTH_, pnetwork->network.ie_length-_FIXED_IE_LENGTH_, NULL, &wpsielen); if (wpsie && wpsielen > 0) psr = rtw_get_wps_attr_content(wpsie, wpsielen, WPS_ATTR_SELECTED_REGISTRAR, (u8 *)(&sr), NULL); if (sr != 0) { /* it means under processing WPS */ if (request->n_ssids == 1 && request->n_channels == 1) { if (ssids[0].ssid_len != 0 && (pssid->ssid_length != ssids[0].ssid_len || memcmp(pssid->ssid, ssids[0].ssid, ssids[0].ssid_len))) { if (psr) *psr = 0; /* clear sr */ } } } } /* spin_unlock_bh(&pwdev_priv->scan_req_lock); */ channel = pnetwork->network.configuration.ds_config; freq = rtw_ieee80211_channel_to_frequency(channel, NL80211_BAND_2GHZ); notify_channel = ieee80211_get_channel(wiphy, freq); notify_timestamp = ktime_to_us(ktime_get_boottime()); /* We've set wiphy's signal_type as CFG80211_SIGNAL_TYPE_MBM: signal strength in mBm (100*dBm) */ if (check_fwstate(pmlmepriv, _FW_LINKED) == true && is_same_network(&pmlmepriv->cur_network.network, &pnetwork->network, 0)) { notify_signal = 100*translate_percentage_to_dbm(padapter->recvpriv.signal_strength);/* dbm */ } else { notify_signal = 100*translate_percentage_to_dbm(pnetwork->network.phy_info.signal_strength);/* dbm */ } buf = kzalloc(MAX_BSSINFO_LEN, GFP_ATOMIC); if (!buf) goto exit; pbuf = buf; pwlanhdr = (struct ieee80211_hdr *)pbuf; fctrl = &(pwlanhdr->frame_control); *(fctrl) = 0; SetSeqNum(pwlanhdr, 0/*pmlmeext->mgnt_seq*/); /* pmlmeext->mgnt_seq++; */ if (pnetwork->network.reserved[0] == 1) { /* WIFI_BEACON */ eth_broadcast_addr(pwlanhdr->addr1); SetFrameSubType(pbuf, WIFI_BEACON); } else { memcpy(pwlanhdr->addr1, myid(&(padapter->eeprompriv)), ETH_ALEN); SetFrameSubType(pbuf, WIFI_PROBERSP); } memcpy(pwlanhdr->addr2, pnetwork->network.mac_address, ETH_ALEN); memcpy(pwlanhdr->addr3, pnetwork->network.mac_address, ETH_ALEN); pbuf += sizeof(struct ieee80211_hdr_3addr); len = sizeof(struct ieee80211_hdr_3addr); memcpy(pbuf, pnetwork->network.ies, pnetwork->network.ie_length); len += pnetwork->network.ie_length; *((__le64 *)pbuf) = cpu_to_le64(notify_timestamp); bss = cfg80211_inform_bss_frame(wiphy, notify_channel, (struct ieee80211_mgmt *)buf, len, notify_signal, GFP_ATOMIC); if (unlikely(!bss)) goto exit; cfg80211_put_bss(wiphy, bss); kfree(buf); exit: return bss; } /* Check the given bss is valid by kernel API cfg80211_get_bss() @padapter : the given adapter return true if bss is valid, false for not found. */ int rtw_cfg80211_check_bss(struct adapter *padapter) { struct wlan_bssid_ex *pnetwork = &(padapter->mlmeextpriv.mlmext_info.network); struct cfg80211_bss *bss = NULL; struct ieee80211_channel *notify_channel = NULL; u32 freq; if (!(pnetwork) || !(padapter->rtw_wdev)) return false; freq = rtw_ieee80211_channel_to_frequency(pnetwork->configuration.ds_config, NL80211_BAND_2GHZ); notify_channel = ieee80211_get_channel(padapter->rtw_wdev->wiphy, freq); bss = cfg80211_get_bss(padapter->rtw_wdev->wiphy, notify_channel, pnetwork->mac_address, pnetwork->ssid.ssid, pnetwork->ssid.ssid_length, IEEE80211_BSS_TYPE_ANY, IEEE80211_PRIVACY_ANY); cfg80211_put_bss(padapter->rtw_wdev->wiphy, bss); return (bss != NULL); } void rtw_cfg80211_ibss_indicate_connect(struct adapter *padapter) { struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct wlan_network *cur_network = &(pmlmepriv->cur_network); struct wireless_dev *pwdev = padapter->rtw_wdev; struct wiphy *wiphy = pwdev->wiphy; int freq = (int)cur_network->network.configuration.ds_config; struct ieee80211_channel *chan; if (pwdev->iftype != NL80211_IFTYPE_ADHOC) return; if (!rtw_cfg80211_check_bss(padapter)) { struct wlan_bssid_ex *pnetwork = &(padapter->mlmeextpriv.mlmext_info.network); struct wlan_network *scanned = pmlmepriv->cur_network_scanned; if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) { memcpy(&cur_network->network, pnetwork, sizeof(struct wlan_bssid_ex)); rtw_cfg80211_inform_bss(padapter, cur_network); } else { if (!scanned) { rtw_warn_on(1); return; } if (!memcmp(&(scanned->network.ssid), &(pnetwork->ssid), sizeof(struct ndis_802_11_ssid)) && !memcmp(scanned->network.mac_address, pnetwork->mac_address, sizeof(NDIS_802_11_MAC_ADDRESS)) ) rtw_cfg80211_inform_bss(padapter, scanned); else rtw_warn_on(1); } if (!rtw_cfg80211_check_bss(padapter)) netdev_dbg(padapter->pnetdev, FUNC_ADPT_FMT " BSS not found !!\n", FUNC_ADPT_ARG(padapter)); } /* notify cfg80211 that device joined an IBSS */ chan = ieee80211_get_channel(wiphy, freq); cfg80211_ibss_joined(padapter->pnetdev, cur_network->network.mac_address, chan, GFP_ATOMIC); } void rtw_cfg80211_indicate_connect(struct adapter *padapter) { struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct wlan_network *cur_network = &(pmlmepriv->cur_network); struct wireless_dev *pwdev = padapter->rtw_wdev; if (pwdev->iftype != NL80211_IFTYPE_STATION && pwdev->iftype != NL80211_IFTYPE_P2P_CLIENT ) { return; } if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) return; { struct wlan_bssid_ex *pnetwork = &(padapter->mlmeextpriv.mlmext_info.network); struct wlan_network *scanned = pmlmepriv->cur_network_scanned; if (!scanned) { rtw_warn_on(1); goto check_bss; } if (!memcmp(scanned->network.mac_address, pnetwork->mac_address, sizeof(NDIS_802_11_MAC_ADDRESS)) && !memcmp(&(scanned->network.ssid), &(pnetwork->ssid), sizeof(struct ndis_802_11_ssid)) ) rtw_cfg80211_inform_bss(padapter, scanned); else rtw_warn_on(1); } check_bss: if (!rtw_cfg80211_check_bss(padapter)) netdev_dbg(padapter->pnetdev, FUNC_ADPT_FMT " BSS not found !!\n", FUNC_ADPT_ARG(padapter)); if (rtw_to_roam(padapter) > 0) { struct wiphy *wiphy = pwdev->wiphy; struct ieee80211_channel *notify_channel; u32 freq; u16 channel = cur_network->network.configuration.ds_config; struct cfg80211_roam_info roam_info = {}; freq = rtw_ieee80211_channel_to_frequency(channel, NL80211_BAND_2GHZ); notify_channel = ieee80211_get_channel(wiphy, freq); roam_info.channel = notify_channel; roam_info.bssid = cur_network->network.mac_address; roam_info.req_ie = pmlmepriv->assoc_req+sizeof(struct ieee80211_hdr_3addr)+2; roam_info.req_ie_len = pmlmepriv->assoc_req_len-sizeof(struct ieee80211_hdr_3addr)-2; roam_info.resp_ie = pmlmepriv->assoc_rsp+sizeof(struct ieee80211_hdr_3addr)+6; roam_info.resp_ie_len = pmlmepriv->assoc_rsp_len-sizeof(struct ieee80211_hdr_3addr)-6; cfg80211_roamed(padapter->pnetdev, &roam_info, GFP_ATOMIC); } else { cfg80211_connect_result(padapter->pnetdev, cur_network->network.mac_address , 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 adapter *padapter) { struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct wireless_dev *pwdev = padapter->rtw_wdev; if (pwdev->iftype != NL80211_IFTYPE_STATION && pwdev->iftype != NL80211_IFTYPE_P2P_CLIENT ) { return; } if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) return; if (!padapter->mlmepriv.not_indic_disco) { if (check_fwstate(&padapter->mlmepriv, _FW_LINKED)) { #ifndef CFG80211_PROP_MULTI_LINK_SUPPORT cfg80211_disconnected(padapter->pnetdev, 0, NULL, 0, true, GFP_ATOMIC); #else /* CFG80211_PROP_MULTI_LINK_SUPPORT */ cfg80211_disconnected(padapter->pnetdev, 0, NULL, 0, true, NL80211_MLO_INVALID_LINK_ID, GFP_ATOMIC); #endif /* CFG80211_PROP_MULTI_LINK_SUPPORT */ } else { cfg80211_connect_result(padapter->pnetdev, NULL, NULL, 0, NULL, 0, WLAN_STATUS_UNSPECIFIED_FAILURE, GFP_ATOMIC/*GFP_KERNEL*/); } } } static int rtw_cfg80211_ap_set_encryption(struct net_device *dev, struct ieee_param *param, u32 param_len) { int ret = 0; u32 wep_key_idx, wep_key_len; struct sta_info *psta = NULL, *pbcmc_sta = NULL; struct adapter *padapter = rtw_netdev_priv(dev); struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct security_priv *psecuritypriv = &(padapter->securitypriv); struct sta_priv *pstapriv = &padapter->stapriv; char *grpkey = padapter->securitypriv.dot118021XGrpKey[param->u.crypt.idx].skey; char *txkey = padapter->securitypriv.dot118021XGrptxmickey[param->u.crypt.idx].skey; char *rxkey = padapter->securitypriv.dot118021XGrprxmickey[param->u.crypt.idx].skey; param->u.crypt.err = 0; param->u.crypt.alg[IEEE_CRYPT_ALG_NAME_LEN - 1] = '\0'; if (param_len != sizeof(struct ieee_param) + param->u.crypt.key_len) { ret = -EINVAL; goto exit; } if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff && param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff && param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff) { if (param->u.crypt.idx >= WEP_KEYS) { ret = -EINVAL; goto exit; } } else { psta = rtw_get_stainfo(pstapriv, param->sta_addr); if (!psta) /* ret = -EINVAL; */ goto exit; } if (strcmp(param->u.crypt.alg, "none") == 0 && !psta) goto exit; if (strcmp(param->u.crypt.alg, "WEP") == 0 && !psta) { wep_key_idx = param->u.crypt.idx; wep_key_len = param->u.crypt.key_len; if ((wep_key_idx >= WEP_KEYS) || (wep_key_len <= 0)) { ret = -EINVAL; goto exit; } if (wep_key_len > 0) wep_key_len = wep_key_len <= 5 ? 5 : 13; if (psecuritypriv->bWepDefaultKeyIdxSet == 0) { /* wep default key has not been set, so use this key index as default key. */ psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Auto; psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled; psecuritypriv->dot11PrivacyAlgrthm = _WEP40_; psecuritypriv->dot118021XGrpPrivacy = _WEP40_; if (wep_key_len == 13) { psecuritypriv->dot11PrivacyAlgrthm = _WEP104_; psecuritypriv->dot118021XGrpPrivacy = _WEP104_; } psecuritypriv->dot11PrivacyKeyIndex = wep_key_idx; } memcpy(&(psecuritypriv->dot11DefKey[wep_key_idx].skey[0]), param->u.crypt.key, wep_key_len); psecuritypriv->dot11DefKeylen[wep_key_idx] = wep_key_len; rtw_ap_set_wep_key(padapter, param->u.crypt.key, wep_key_len, wep_key_idx, 1); goto exit; } /* group key */ if (!psta && check_fwstate(pmlmepriv, WIFI_AP_STATE)) { /* group key */ if (param->u.crypt.set_tx == 0) { if (strcmp(param->u.crypt.alg, "WEP") == 0) { memcpy(grpkey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len)); psecuritypriv->dot118021XGrpPrivacy = _WEP40_; if (param->u.crypt.key_len == 13) psecuritypriv->dot118021XGrpPrivacy = _WEP104_; } else if (strcmp(param->u.crypt.alg, "TKIP") == 0) { psecuritypriv->dot118021XGrpPrivacy = _TKIP_; memcpy(grpkey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len)); /* DEBUG_ERR("set key length :param->u.crypt.key_len =%d\n", param->u.crypt.key_len); */ /* set mic key */ memcpy(txkey, &(param->u.crypt.key[16]), 8); memcpy(rxkey, &(param->u.crypt.key[24]), 8); psecuritypriv->busetkipkey = true; } else if (strcmp(param->u.crypt.alg, "CCMP") == 0) { psecuritypriv->dot118021XGrpPrivacy = _AES_; memcpy(grpkey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len)); } else { psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_; } psecuritypriv->dot118021XGrpKeyid = param->u.crypt.idx; psecuritypriv->binstallGrpkey = true; psecuritypriv->dot11PrivacyAlgrthm = psecuritypriv->dot118021XGrpPrivacy;/* */ rtw_ap_set_group_key(padapter, param->u.crypt.key, psecuritypriv->dot118021XGrpPrivacy, param->u.crypt.idx); pbcmc_sta = rtw_get_bcmc_stainfo(padapter); if (pbcmc_sta) { pbcmc_sta->ieee8021x_blocked = false; pbcmc_sta->dot118021XPrivacy = psecuritypriv->dot118021XGrpPrivacy;/* rx will use bmc_sta's dot118021XPrivacy */ } } goto exit; } if (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X && psta) { /* psk/802_1x */ if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { if (param->u.crypt.set_tx == 1) { /* pairwise key */ memcpy(psta->dot118021x_UncstKey.skey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len)); if (strcmp(param->u.crypt.alg, "WEP") == 0) { psta->dot118021XPrivacy = _WEP40_; if (param->u.crypt.key_len == 13) psta->dot118021XPrivacy = _WEP104_; } else if (strcmp(param->u.crypt.alg, "TKIP") == 0) { psta->dot118021XPrivacy = _TKIP_; /* DEBUG_ERR("set key length :param->u.crypt.key_len =%d\n", param->u.crypt.key_len); */ /* set mic key */ memcpy(psta->dot11tkiptxmickey.skey, &(param->u.crypt.key[16]), 8); memcpy(psta->dot11tkiprxmickey.skey, &(param->u.crypt.key[24]), 8); psecuritypriv->busetkipkey = true; } else if (strcmp(param->u.crypt.alg, "CCMP") == 0) { psta->dot118021XPrivacy = _AES_; } else { psta->dot118021XPrivacy = _NO_PRIVACY_; } rtw_ap_set_pairwise_key(padapter, psta); psta->ieee8021x_blocked = false; psta->bpairwise_key_installed = true; } else { /* group key??? */ if (strcmp(param->u.crypt.alg, "WEP") == 0) { memcpy(grpkey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len)); psecuritypriv->dot118021XGrpPrivacy = _WEP40_; if (param->u.crypt.key_len == 13) psecuritypriv->dot118021XGrpPrivacy = _WEP104_; } else if (strcmp(param->u.crypt.alg, "TKIP") == 0) { psecuritypriv->dot118021XGrpPrivacy = _TKIP_; memcpy(grpkey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len)); /* DEBUG_ERR("set key length :param->u.crypt.key_len =%d\n", param->u.crypt.key_len); */ /* set mic key */ memcpy(txkey, &(param->u.crypt.key[16]), 8); memcpy(rxkey, &(param->u.crypt.key[24]), 8); psecuritypriv->busetkipkey = true; } else if (strcmp(param->u.crypt.alg, "CCMP") == 0) { psecuritypriv->dot118021XGrpPrivacy = _AES_; memcpy(grpkey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len)); } else { psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_; } psecuritypriv->dot118021XGrpKeyid = param->u.crypt.idx; psecuritypriv->binstallGrpkey = true; psecuritypriv->dot11PrivacyAlgrthm = psecuritypriv->dot118021XGrpPrivacy;/* */ rtw_ap_set_group_key(padapter, param->u.crypt.key, psecuritypriv->dot118021XGrpPrivacy, param->u.crypt.idx); pbcmc_sta = rtw_get_bcmc_stainfo(padapter); if (pbcmc_sta) { pbcmc_sta->ieee8021x_blocked = false; pbcmc_sta->dot118021XPrivacy = psecuritypriv->dot118021XGrpPrivacy;/* rx will use bmc_sta's dot118021XPrivacy */ } } } } exit: return ret; } static int rtw_cfg80211_set_encryption(struct net_device *dev, struct ieee_param *param, u32 param_len) { int ret = 0; u8 max_idx; u32 wep_key_idx, wep_key_len; struct adapter *padapter = rtw_netdev_priv(dev); struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct security_priv *psecuritypriv = &padapter->securitypriv; param->u.crypt.err = 0; param->u.crypt.alg[IEEE_CRYPT_ALG_NAME_LEN - 1] = '\0'; if (param_len < (u32) ((u8 *) param->u.crypt.key - (u8 *) param) + param->u.crypt.key_len) { ret = -EINVAL; goto exit; } if (param->sta_addr[0] != 0xff || param->sta_addr[1] != 0xff || param->sta_addr[2] != 0xff || param->sta_addr[3] != 0xff || param->sta_addr[4] != 0xff || param->sta_addr[5] != 0xff) { ret = -EINVAL; goto exit; } if (strcmp(param->u.crypt.alg, "WEP") == 0) max_idx = WEP_KEYS - 1; else max_idx = BIP_MAX_KEYID; if (param->u.crypt.idx > max_idx) { netdev_err(dev, "Error crypt.idx %d > %d\n", param->u.crypt.idx, max_idx); ret = -EINVAL; goto exit; } if (strcmp(param->u.crypt.alg, "WEP") == 0) { wep_key_idx = param->u.crypt.idx; wep_key_len = param->u.crypt.key_len; if (wep_key_len <= 0) { ret = -EINVAL; goto exit; } if (psecuritypriv->bWepDefaultKeyIdxSet == 0) { /* wep default key has not been set, so use this key index as default key. */ wep_key_len = wep_key_len <= 5 ? 5 : 13; psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled; psecuritypriv->dot11PrivacyAlgrthm = _WEP40_; psecuritypriv->dot118021XGrpPrivacy = _WEP40_; if (wep_key_len == 13) { psecuritypriv->dot11PrivacyAlgrthm = _WEP104_; psecuritypriv->dot118021XGrpPrivacy = _WEP104_; } psecuritypriv->dot11PrivacyKeyIndex = wep_key_idx; } memcpy(&(psecuritypriv->dot11DefKey[wep_key_idx].skey[0]), param->u.crypt.key, wep_key_len); psecuritypriv->dot11DefKeylen[wep_key_idx] = wep_key_len; rtw_set_key(padapter, psecuritypriv, wep_key_idx, 0, true); 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) == true) { /* sta mode */ psta = rtw_get_stainfo(pstapriv, get_bssid(pmlmepriv)); if (psta) { /* Jeff: don't disable ieee8021x_blocked while clearing key */ if (strcmp(param->u.crypt.alg, "none") != 0) psta->ieee8021x_blocked = false; if ((padapter->securitypriv.ndisencryptstatus == Ndis802_11Encryption2Enabled) || (padapter->securitypriv.ndisencryptstatus == Ndis802_11Encryption3Enabled)) { psta->dot118021XPrivacy = padapter->securitypriv.dot11PrivacyAlgrthm; } if (param->u.crypt.set_tx == 1) { /* pairwise key */ memcpy(psta->dot118021x_UncstKey.skey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len)); if (strcmp(param->u.crypt.alg, "TKIP") == 0) { /* set mic key */ /* DEBUG_ERR(("\nset key length :param->u.crypt.key_len =%d\n", param->u.crypt.key_len)); */ memcpy(psta->dot11tkiptxmickey.skey, &(param->u.crypt.key[16]), 8); memcpy(psta->dot11tkiprxmickey.skey, &(param->u.crypt.key[24]), 8); padapter->securitypriv.busetkipkey = false; /* _set_timer(&padapter->securitypriv.tkip_timer, 50); */ } rtw_setstakey_cmd(padapter, psta, true, true); } else { /* group key */ if (strcmp(param->u.crypt.alg, "TKIP") == 0 || strcmp(param->u.crypt.alg, "CCMP") == 0) { memcpy(padapter->securitypriv.dot118021XGrpKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len)); memcpy(padapter->securitypriv.dot118021XGrptxmickey[param->u.crypt.idx].skey, &(param->u.crypt.key[16]), 8); memcpy(padapter->securitypriv.dot118021XGrprxmickey[param->u.crypt.idx].skey, &(param->u.crypt.key[24]), 8); padapter->securitypriv.binstallGrpkey = true; padapter->securitypriv.dot118021XGrpKeyid = param->u.crypt.idx; rtw_set_key(padapter, &padapter->securitypriv, param->u.crypt.idx, 1, true); } else if (strcmp(param->u.crypt.alg, "BIP") == 0) { /* save the IGTK key, length 16 bytes */ memcpy(padapter->securitypriv.dot11wBIPKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len > 16 ? 16 : param->u.crypt.key_len)); /* for (no = 0;no<16;no++) printk(" %02x ", padapter->securitypriv.dot11wBIPKey[param->u.crypt.idx].skey[no]); */ padapter->securitypriv.dot11wBIPKeyid = param->u.crypt.idx; padapter->securitypriv.binstallBIPkey = true; } } } pbcmc_sta = rtw_get_bcmc_stainfo(padapter); if (!pbcmc_sta) { /* DEBUG_ERR(("Set OID_802_11_ADD_KEY: bcmc stainfo is null\n")); */ } else { /* Jeff: don't disable ieee8021x_blocked while clearing key */ if (strcmp(param->u.crypt.alg, "none") != 0) pbcmc_sta->ieee8021x_blocked = false; if ((padapter->securitypriv.ndisencryptstatus == Ndis802_11Encryption2Enabled) || (padapter->securitypriv.ndisencryptstatus == Ndis802_11Encryption3Enabled)) { pbcmc_sta->dot118021XPrivacy = padapter->securitypriv.dot11PrivacyAlgrthm; } } } else if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) { /* adhoc mode */ } } exit: 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) { char *alg_name; u32 param_len; struct ieee_param *param = NULL; int ret = 0; struct adapter *padapter = rtw_netdev_priv(ndev); struct mlme_priv *pmlmepriv = &padapter->mlmepriv; param_len = sizeof(struct ieee_param) + params->key_len; param = rtw_malloc(param_len); if (!param) return -1; memset(param, 0, param_len); param->cmd = IEEE_CMD_SET_ENCRYPTION; eth_broadcast_addr(param->sta_addr); switch (params->cipher) { case IW_AUTH_CIPHER_NONE: /* todo: remove key */ /* remove = 1; */ alg_name = "none"; break; case WLAN_CIPHER_SUITE_WEP40: case WLAN_CIPHER_SUITE_WEP104: alg_name = "WEP"; break; case WLAN_CIPHER_SUITE_TKIP: alg_name = "TKIP"; break; case WLAN_CIPHER_SUITE_CCMP: alg_name = "CCMP"; break; case WLAN_CIPHER_SUITE_AES_CMAC: alg_name = "BIP"; break; default: ret = -ENOTSUPP; goto addkey_end; } strncpy((char *)param->u.crypt.alg, alg_name, IEEE_CRYPT_ALG_NAME_LEN); if (!mac_addr || is_broadcast_ether_addr(mac_addr)) param->u.crypt.set_tx = 0; /* for wpa/wpa2 group key */ else param->u.crypt.set_tx = 1; /* for wpa/wpa2 pairwise key */ param->u.crypt.idx = key_index; if (params->seq_len && params->seq) memcpy(param->u.crypt.seq, (u8 *)params->seq, params->seq_len); if (params->key_len && params->key) { param->u.crypt.key_len = params->key_len; memcpy(param->u.crypt.key, (u8 *)params->key, params->key_len); } if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) { ret = rtw_cfg80211_set_encryption(ndev, param, param_len); } else if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true) { if (mac_addr) memcpy(param->sta_addr, (void *)mac_addr, ETH_ALEN); ret = rtw_cfg80211_ap_set_encryption(ndev, param, param_len); } else if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true || check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) { ret = rtw_cfg80211_set_encryption(ndev, param, param_len); } addkey_end: kfree(param); 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*)) { 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 adapter *padapter = rtw_netdev_priv(ndev); struct security_priv *psecuritypriv = &padapter->securitypriv; 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 adapter *padapter = rtw_netdev_priv(ndev); struct security_priv *psecuritypriv = &padapter->securitypriv; if ((key_index < WEP_KEYS) && ((psecuritypriv->dot11PrivacyAlgrthm == _WEP40_) || (psecuritypriv->dot11PrivacyAlgrthm == _WEP104_))) { /* set wep default key */ psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled; psecuritypriv->dot11PrivacyKeyIndex = key_index; psecuritypriv->dot11PrivacyAlgrthm = _WEP40_; psecuritypriv->dot118021XGrpPrivacy = _WEP40_; if (psecuritypriv->dot11DefKeylen[key_index] == 13) { psecuritypriv->dot11PrivacyAlgrthm = _WEP104_; psecuritypriv->dot118021XGrpPrivacy = _WEP104_; } psecuritypriv->bWepDefaultKeyIdxSet = 1; /* set the flag to represent that wep default key has been set */ } return 0; } static int cfg80211_rtw_get_station(struct wiphy *wiphy, struct net_device *ndev, const u8 *mac, struct station_info *sinfo) { int ret = 0; struct adapter *padapter = rtw_netdev_priv(ndev); struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct sta_info *psta = NULL; struct sta_priv *pstapriv = &padapter->stapriv; sinfo->filled = 0; if (!mac) { ret = -ENOENT; goto exit; } psta = rtw_get_stainfo(pstapriv, (u8 *)mac); if (!psta) { ret = -ENOENT; goto exit; } /* 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 (memcmp((u8 *)mac, cur_network->network.mac_address, ETH_ALEN)) { ret = -ENOENT; goto exit; } sinfo->filled |= BIT_ULL(NL80211_STA_INFO_SIGNAL); sinfo->signal = translate_percentage_to_dbm(padapter->recvpriv.signal_strength); sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE); sinfo->txrate.legacy = rtw_get_cur_max_rate(padapter); sinfo->filled |= BIT_ULL(NL80211_STA_INFO_RX_PACKETS); sinfo->rx_packets = sta_rx_data_pkts(psta); sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_PACKETS); sinfo->tx_packets = psta->sta_stats.tx_pkts; sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_FAILED); } /* 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_rtw_change_iface(struct wiphy *wiphy, struct net_device *ndev, enum nl80211_iftype type, struct vif_params *params) { enum nl80211_iftype old_type; enum ndis_802_11_network_infrastructure networkType; struct adapter *padapter = rtw_netdev_priv(ndev); struct wireless_dev *rtw_wdev = padapter->rtw_wdev; struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); int ret = 0; if (adapter_to_dvobj(padapter)->processing_dev_remove == true) { ret = -EPERM; goto exit; } { if (netdev_open(ndev) != 0) { ret = -EPERM; goto exit; } } if (_FAIL == rtw_pwr_wakeup(padapter)) { ret = -EPERM; goto exit; } old_type = rtw_wdev->iftype; if (old_type != type) { pmlmeext->action_public_rxseq = 0xffff; pmlmeext->action_public_dialog_token = 0xff; } switch (type) { case NL80211_IFTYPE_ADHOC: networkType = Ndis802_11IBSS; break; case NL80211_IFTYPE_STATION: networkType = Ndis802_11Infrastructure; break; case NL80211_IFTYPE_AP: networkType = Ndis802_11APMode; break; default: ret = -EOPNOTSUPP; goto exit; } rtw_wdev->iftype = type; if (rtw_set_802_11_infrastructure_mode(padapter, networkType) == false) { rtw_wdev->iftype = old_type; ret = -EPERM; goto exit; } rtw_setopmode_cmd(padapter, networkType, true); exit: return ret; } void rtw_cfg80211_indicate_scan_done(struct adapter *adapter, bool aborted) { struct rtw_wdev_priv *pwdev_priv = adapter_wdev_data(adapter); struct cfg80211_scan_info info = { .aborted = aborted }; spin_lock_bh(&pwdev_priv->scan_req_lock); if (pwdev_priv->scan_request) { /* avoid WARN_ON(request != wiphy_to_dev(request->wiphy)->scan_req); */ if (pwdev_priv->scan_request->wiphy == pwdev_priv->rtw_wdev->wiphy) cfg80211_scan_done(pwdev_priv->scan_request, &info); pwdev_priv->scan_request = NULL; } spin_unlock_bh(&pwdev_priv->scan_req_lock); } void rtw_cfg80211_unlink_bss(struct adapter *padapter, struct wlan_network *pnetwork) { struct wireless_dev *pwdev = padapter->rtw_wdev; struct wiphy *wiphy = pwdev->wiphy; struct cfg80211_bss *bss = NULL; struct wlan_bssid_ex *select_network = &pnetwork->network; bss = cfg80211_get_bss(wiphy, NULL/*notify_channel*/, select_network->mac_address, select_network->ssid.ssid, select_network->ssid.ssid_length, IEEE80211_BSS_TYPE_ANY, IEEE80211_PRIVACY_ANY); if (bss) { cfg80211_unlink_bss(wiphy, bss); cfg80211_put_bss(padapter->rtw_wdev->wiphy, bss); } } void rtw_cfg80211_surveydone_event_callback(struct adapter *padapter) { struct list_head *plist, *phead; struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); struct __queue *queue = &(pmlmepriv->scanned_queue); struct wlan_network *pnetwork = NULL; spin_lock_bh(&(pmlmepriv->scanned_queue.lock)); phead = get_list_head(queue); list_for_each(plist, phead) { pnetwork = list_entry(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_ch(padapter->mlmeextpriv.channel_set, pnetwork->network.configuration.ds_config) >= 0 && true == rtw_validate_ssid(&(pnetwork->network.ssid))) { /* ev =translate_scan(padapter, a, pnetwork, ev, stop); */ rtw_cfg80211_inform_bss(padapter, pnetwork); } } spin_unlock_bh(&(pmlmepriv->scanned_queue.lock)); } static int rtw_cfg80211_set_probe_req_wpsp2pie(struct adapter *padapter, char *buf, int len) { int ret = 0; uint wps_ielen = 0; u8 *wps_ie; struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); if (len > 0) { wps_ie = rtw_get_wps_ie(buf, len, NULL, &wps_ielen); if (wps_ie) { 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 = rtw_malloc(wps_ielen); if (!pmlmepriv->wps_probe_req_ie) return -EINVAL; memcpy(pmlmepriv->wps_probe_req_ie, wps_ie, wps_ielen); pmlmepriv->wps_probe_req_ie_len = wps_ielen; } } return ret; } static int cfg80211_rtw_scan(struct wiphy *wiphy , struct cfg80211_scan_request *request) { struct net_device *ndev = wdev_to_ndev(request->wdev); int i; u8 _status = false; int ret = 0; struct ndis_802_11_ssid *ssid = NULL; struct rtw_ieee80211_channel ch[RTW_CHANNEL_SCAN_AMOUNT]; u8 survey_times = 3; u8 survey_times_for_one_ch = 6; struct cfg80211_ssid *ssids = request->ssids; int j = 0; bool need_indicate_scan_done = false; struct adapter *padapter; struct rtw_wdev_priv *pwdev_priv; struct mlme_priv *pmlmepriv; if (!ndev) { ret = -EINVAL; goto exit; } padapter = rtw_netdev_priv(ndev); pwdev_priv = adapter_wdev_data(padapter); pmlmepriv = &padapter->mlmepriv; /* endif */ 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) == true) { if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS|_FW_UNDER_SURVEY|_FW_UNDER_LINKING) == true) { need_indicate_scan_done = true; goto check_need_indicate_scan_done; } } rtw_ps_deny(padapter, PS_DENY_SCAN); if (_FAIL == rtw_pwr_wakeup(padapter)) { 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 (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) { need_indicate_scan_done = true; goto check_need_indicate_scan_done; } else if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) { ret = -EBUSY; goto check_need_indicate_scan_done; } if (pmlmepriv->LinkDetectInfo.bBusyTraffic == true) { static unsigned long lastscantime = 0; unsigned long passtime; passtime = jiffies_to_msecs(jiffies - lastscantime); lastscantime = jiffies; if (passtime > 12000) { need_indicate_scan_done = true; goto check_need_indicate_scan_done; } } if (rtw_is_scan_deny(padapter)) { need_indicate_scan_done = true; goto check_need_indicate_scan_done; } ssid = kzalloc(RTW_SSID_SCAN_AMOUNT * sizeof(struct ndis_802_11_ssid), GFP_KERNEL); if (!ssid) { ret = -ENOMEM; goto check_need_indicate_scan_done; } /* parsing request ssids, n_ssids */ for (i = 0; i < request->n_ssids && i < RTW_SSID_SCAN_AMOUNT; i++) { memcpy(ssid[i].ssid, ssids[i].ssid, ssids[i].ssid_len); ssid[i].ssid_length = ssids[i].ssid_len; } /* parsing channels, n_channels */ memset(ch, 0, sizeof(struct rtw_ieee80211_channel)*RTW_CHANNEL_SCAN_AMOUNT); for (i = 0; i < request->n_channels && i < RTW_CHANNEL_SCAN_AMOUNT; 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) { for (i = 1; i < survey_times_for_one_ch; i++) memcpy(&ch[i], &ch[0], sizeof(struct rtw_ieee80211_channel)); _status = rtw_sitesurvey_cmd(padapter, ssid, RTW_SSID_SCAN_AMOUNT, ch, survey_times_for_one_ch); } else if (request->n_channels <= 4) { for (j = request->n_channels - 1; j >= 0; j--) for (i = 0; i < survey_times; i++) memcpy(&ch[j*survey_times+i], &ch[j], sizeof(struct rtw_ieee80211_channel)); _status = rtw_sitesurvey_cmd(padapter, ssid, RTW_SSID_SCAN_AMOUNT, ch, survey_times * request->n_channels); } else { _status = rtw_sitesurvey_cmd(padapter, ssid, RTW_SSID_SCAN_AMOUNT, NULL, 0); } spin_unlock_bh(&pmlmepriv->lock); if (_status == false) ret = -1; check_need_indicate_scan_done: kfree(ssid); if (need_indicate_scan_done) { rtw_cfg80211_surveydone_event_callback(padapter); rtw_cfg80211_indicate_scan_done(padapter, false); } rtw_ps_deny_cancel(padapter, PS_DENY_SCAN); exit: return ret; } static int cfg80211_rtw_set_wiphy_params(struct wiphy *wiphy, u32 changed) { return 0; } static int rtw_cfg80211_set_wpa_version(struct security_priv *psecuritypriv, u32 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; return 0; } static int rtw_cfg80211_set_auth_type(struct security_priv *psecuritypriv, enum nl80211_auth_type 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; if (!cipher) { *profile_cipher = _NO_PRIVACY_; psecuritypriv->ndisencryptstatus = ndisencryptstatus; return 0; } switch (cipher) { case IW_AUTH_CIPHER_NONE: *profile_cipher = _NO_PRIVACY_; ndisencryptstatus = Ndis802_11EncryptionDisabled; break; case WLAN_CIPHER_SUITE_WEP40: *profile_cipher = _WEP40_; ndisencryptstatus = Ndis802_11Encryption1Enabled; break; case WLAN_CIPHER_SUITE_WEP104: *profile_cipher = _WEP104_; ndisencryptstatus = Ndis802_11Encryption1Enabled; break; case WLAN_CIPHER_SUITE_TKIP: *profile_cipher = _TKIP_; ndisencryptstatus = Ndis802_11Encryption2Enabled; break; case WLAN_CIPHER_SUITE_CCMP: *profile_cipher = _AES_; ndisencryptstatus = Ndis802_11Encryption3Enabled; break; default: return -ENOTSUPP; } if (ucast) { psecuritypriv->ndisencryptstatus = ndisencryptstatus; /* if (psecuritypriv->dot11PrivacyAlgrthm >= _AES_) */ /* psecuritypriv->ndisauthtype = Ndis802_11AuthModeWPA2PSK; */ } return 0; } static int rtw_cfg80211_set_key_mgt(struct security_priv *psecuritypriv, u32 key_mgt) { if (key_mgt == WLAN_AKM_SUITE_8021X) /* auth_type = UMAC_AUTH_TYPE_8021X; */ psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X; else if (key_mgt == WLAN_AKM_SUITE_PSK) { psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X; } return 0; } static int rtw_cfg80211_set_wpa_ie(struct adapter *padapter, u8 *pie, size_t ielen) { u8 *buf = NULL; int group_cipher = 0, pairwise_cipher = 0; int ret = 0; int wpa_ielen = 0; int wpa2_ielen = 0; u8 *pwpa, *pwpa2; u8 null_addr[] = {0, 0, 0, 0, 0, 0}; 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; } buf = rtw_zmalloc(ielen); if (!buf) { ret = -ENOMEM; goto exit; } memcpy(buf, pie, ielen); if (ielen < RSN_HEADER_LEN) { ret = -1; goto exit; } pwpa = rtw_get_wpa_ie(buf, &wpa_ielen, ielen); if (pwpa && wpa_ielen > 0) { if (rtw_parse_wpa_ie(pwpa, wpa_ielen+2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS) { padapter->securitypriv.dot11AuthAlgrthm = dot11AuthAlgrthm_8021X; padapter->securitypriv.ndisauthtype = Ndis802_11AuthModeWPAPSK; memcpy(padapter->securitypriv.supplicant_ie, &pwpa[0], wpa_ielen+2); } } pwpa2 = rtw_get_wpa2_ie(buf, &wpa2_ielen, ielen); if (pwpa2 && wpa2_ielen > 0) { if (rtw_parse_wpa2_ie(pwpa2, wpa2_ielen+2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS) { padapter->securitypriv.dot11AuthAlgrthm = dot11AuthAlgrthm_8021X; padapter->securitypriv.ndisauthtype = Ndis802_11AuthModeWPA2PSK; memcpy(padapter->securitypriv.supplicant_ie, &pwpa2[0], wpa2_ielen+2); } } 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 = _NO_PRIVACY_; padapter->securitypriv.ndisencryptstatus = Ndis802_11EncryptionDisabled; break; case WPA_CIPHER_WEP40: padapter->securitypriv.dot118021XGrpPrivacy = _WEP40_; padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled; break; case WPA_CIPHER_TKIP: padapter->securitypriv.dot118021XGrpPrivacy = _TKIP_; padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption2Enabled; break; case WPA_CIPHER_CCMP: padapter->securitypriv.dot118021XGrpPrivacy = _AES_; padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption3Enabled; break; case WPA_CIPHER_WEP104: padapter->securitypriv.dot118021XGrpPrivacy = _WEP104_; padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled; break; } switch (pairwise_cipher) { case WPA_CIPHER_NONE: padapter->securitypriv.dot11PrivacyAlgrthm = _NO_PRIVACY_; padapter->securitypriv.ndisencryptstatus = Ndis802_11EncryptionDisabled; break; case WPA_CIPHER_WEP40: padapter->securitypriv.dot11PrivacyAlgrthm = _WEP40_; padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled; break; case WPA_CIPHER_TKIP: padapter->securitypriv.dot11PrivacyAlgrthm = _TKIP_; padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption2Enabled; break; case WPA_CIPHER_CCMP: padapter->securitypriv.dot11PrivacyAlgrthm = _AES_; padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption3Enabled; break; case WPA_CIPHER_WEP104: padapter->securitypriv.dot11PrivacyAlgrthm = _WEP104_; padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled; break; } {/* handle wps_ie */ uint wps_ielen; u8 *wps_ie; wps_ie = rtw_get_wps_ie(buf, ielen, NULL, &wps_ielen); if (wps_ie && wps_ielen > 0) { padapter->securitypriv.wps_ie_len = wps_ielen < MAX_WPS_IE_LEN ? wps_ielen : MAX_WPS_IE_LEN; 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 == _TKIP_ || padapter->securitypriv.dot11PrivacyAlgrthm == _TKIP_WTMIC_ || padapter->securitypriv.dot11PrivacyAlgrthm == _AES_) /* WPS open need to enable multicast */ /* check_fwstate(&padapter->mlmepriv, WIFI_UNDER_WPS) == true) */ rtw_hal_set_hwreg(padapter, HW_VAR_OFF_RCR_AM, null_addr); exit: kfree(buf); if (ret) _clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS); return ret; } static int cfg80211_rtw_join_ibss(struct wiphy *wiphy, struct net_device *ndev, struct cfg80211_ibss_params *params) { struct adapter *padapter = rtw_netdev_priv(ndev); struct ndis_802_11_ssid ndis_ssid; struct security_priv *psecuritypriv = &padapter->securitypriv; struct mlme_priv *pmlmepriv = &padapter->mlmepriv; int ret = 0; if (_FAIL == rtw_pwr_wakeup(padapter)) { ret = -EPERM; goto exit; } if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) { ret = -EPERM; goto exit; } if (!params->ssid || !params->ssid_len) { ret = -EINVAL; goto exit; } if (params->ssid_len > IW_ESSID_MAX_SIZE) { ret = -E2BIG; goto exit; } memset(&ndis_ssid, 0, sizeof(struct ndis_802_11_ssid)); ndis_ssid.ssid_length = params->ssid_len; memcpy(ndis_ssid.ssid, (u8 *)params->ssid, params->ssid_len); psecuritypriv->ndisencryptstatus = Ndis802_11EncryptionDisabled; psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_; psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_; psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */ psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen; ret = rtw_cfg80211_set_auth_type(psecuritypriv, NL80211_AUTHTYPE_OPEN_SYSTEM); rtw_set_802_11_authentication_mode(padapter, psecuritypriv->ndisauthtype); if (rtw_set_802_11_ssid(padapter, &ndis_ssid) == false) { ret = -1; goto exit; } exit: return ret; } static int cfg80211_rtw_leave_ibss(struct wiphy *wiphy, struct net_device *ndev) { struct adapter *padapter = rtw_netdev_priv(ndev); struct wireless_dev *rtw_wdev = padapter->rtw_wdev; enum nl80211_iftype old_type; int ret = 0; old_type = rtw_wdev->iftype; rtw_set_to_roam(padapter, 0); if (check_fwstate(&padapter->mlmepriv, _FW_LINKED)) { rtw_scan_abort(padapter); LeaveAllPowerSaveMode(padapter); rtw_wdev->iftype = NL80211_IFTYPE_STATION; if (rtw_set_802_11_infrastructure_mode(padapter, Ndis802_11Infrastructure) == false) { rtw_wdev->iftype = old_type; ret = -EPERM; goto leave_ibss; } rtw_setopmode_cmd(padapter, Ndis802_11Infrastructure, true); } leave_ibss: return ret; } static int cfg80211_rtw_connect(struct wiphy *wiphy, struct net_device *ndev, struct cfg80211_connect_params *sme) { int ret = 0; enum ndis_802_11_authentication_mode authmode; struct ndis_802_11_ssid ndis_ssid; struct adapter *padapter = rtw_netdev_priv(ndev); struct mlme_priv *pmlmepriv = &padapter->mlmepriv; struct security_priv *psecuritypriv = &padapter->securitypriv; padapter->mlmepriv.not_indic_disco = true; if (adapter_wdev_data(padapter)->block == true) { ret = -EBUSY; goto exit; } rtw_ps_deny(padapter, PS_DENY_JOIN); 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) { ret = -EINVAL; goto exit; } if (sme->ssid_len > IW_ESSID_MAX_SIZE) { ret = -E2BIG; goto exit; } memset(&ndis_ssid, 0, sizeof(struct ndis_802_11_ssid)); ndis_ssid.ssid_length = sme->ssid_len; memcpy(ndis_ssid.ssid, (u8 *)sme->ssid, sme->ssid_len); if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) { ret = -EBUSY; goto exit; } if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) rtw_scan_abort(padapter); psecuritypriv->ndisencryptstatus = Ndis802_11EncryptionDisabled; psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_; psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_; psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */ 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; ret = rtw_cfg80211_set_wpa_ie(padapter, (u8 *)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) { u32 wep_key_idx, wep_key_len, wep_total_len; struct ndis_802_11_wep *pwep = NULL; wep_key_idx = sme->key_idx; wep_key_len = sme->key_len; if (sme->key_idx > WEP_KEYS) { ret = -EINVAL; goto exit; } if (wep_key_len > 0) { wep_key_len = wep_key_len <= 5 ? 5 : 13; wep_total_len = wep_key_len + FIELD_OFFSET(struct ndis_802_11_wep, key_material); pwep = rtw_malloc(wep_total_len); if (!pwep) { ret = -ENOMEM; goto exit; } memset(pwep, 0, wep_total_len); pwep->key_length = wep_key_len; pwep->length = wep_total_len; if (wep_key_len == 13) { padapter->securitypriv.dot11PrivacyAlgrthm = _WEP104_; padapter->securitypriv.dot118021XGrpPrivacy = _WEP104_; } } else { ret = -EINVAL; goto exit; } pwep->key_index = wep_key_idx; pwep->key_index |= 0x80000000; memcpy(pwep->key_material, (void *)sme->key, pwep->key_length); if (rtw_set_802_11_add_wep(padapter, pwep) == (u8)_FAIL) ret = -EOPNOTSUPP; kfree(pwep); if (ret < 0) goto exit; } ret = rtw_cfg80211_set_cipher(psecuritypriv, sme->crypto.cipher_group, false); if (ret < 0) return ret; if (sme->crypto.n_akm_suites) { ret = rtw_cfg80211_set_key_mgt(psecuritypriv, sme->crypto.akm_suites[0]); if (ret < 0) goto exit; } authmode = psecuritypriv->ndisauthtype; rtw_set_802_11_authentication_mode(padapter, authmode); /* rtw_set_802_11_encryption_mode(padapter, padapter->securitypriv.ndisencryptstatus); */ if (rtw_set_802_11_connect(padapter, (u8 *)sme->bssid, &ndis_ssid) == false) { ret = -1; goto exit; } exit: rtw_ps_deny_cancel(padapter, PS_DENY_JOIN); padapter->mlmepriv.not_indic_disco = false; return ret; } static int cfg80211_rtw_disconnect(struct wiphy *wiphy, struct net_device *ndev, u16 reason_code) { struct adapter *padapter = rtw_netdev_priv(ndev); rtw_set_to_roam(padapter, 0); rtw_scan_abort(padapter); LeaveAllPowerSaveMode(padapter); rtw_disassoc_cmd(padapter, 500, false); rtw_indicate_disconnect(padapter); rtw_free_assoc_resources(padapter, 1); rtw_pwr_wakeup(padapter); return 0; } static int cfg80211_rtw_set_txpower(struct wiphy *wiphy, struct wireless_dev *wdev, enum nl80211_tx_power_setting type, int mbm) { return 0; } static int cfg80211_rtw_get_txpower(struct wiphy *wiphy, struct wireless_dev *wdev, int *dbm) { *dbm = (12); return 0; } inline bool rtw_cfg80211_pwr_mgmt(struct adapter *adapter) { struct rtw_wdev_priv *rtw_wdev_priv = adapter_wdev_data(adapter); 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 adapter *padapter = rtw_netdev_priv(ndev); struct rtw_wdev_priv *rtw_wdev_priv = adapter_wdev_data(padapter); rtw_wdev_priv->power_mgmt = enabled; if (!enabled) LPS_Leave(padapter, "CFG80211_PWRMGMT"); return 0; } static int cfg80211_rtw_set_pmksa(struct wiphy *wiphy, struct net_device *ndev, struct cfg80211_pmksa *pmksa) { u8 index, blInserted = false; struct adapter *padapter = rtw_netdev_priv(ndev); struct security_priv *psecuritypriv = &padapter->securitypriv; u8 strZeroMacAddress[ETH_ALEN] = { 0x00 }; if (!memcmp((u8 *)pmksa->bssid, strZeroMacAddress, ETH_ALEN)) return -EINVAL; blInserted = false; /* overwrite PMKID */ for (index = 0 ; index < NUM_PMKID_CACHE; index++) { if (!memcmp(psecuritypriv->PMKIDList[index].Bssid, (u8 *)pmksa->bssid, ETH_ALEN)) { memcpy(psecuritypriv->PMKIDList[index].PMKID, (u8 *)pmksa->pmkid, WLAN_PMKID_LEN); psecuritypriv->PMKIDList[index].bUsed = true; psecuritypriv->PMKIDIndex = index+1; blInserted = true; break; } } if (!blInserted) { memcpy(psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].Bssid, (u8 *)pmksa->bssid, ETH_ALEN); memcpy(psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].PMKID, (u8 *)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 *ndev, struct cfg80211_pmksa *pmksa) { u8 index, bMatched = false; struct adapter *padapter = rtw_netdev_priv(ndev); struct security_priv *psecuritypriv = &padapter->securitypriv; for (index = 0 ; index < NUM_PMKID_CACHE; index++) { if (!memcmp(psecuritypriv->PMKIDList[index].Bssid, (u8 *)pmksa->bssid, ETH_ALEN)) { /* * 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 (!bMatched) return -EINVAL; return 0; } static int cfg80211_rtw_flush_pmksa(struct wiphy *wiphy, struct net_device *ndev) { struct adapter *padapter = rtw_netdev_priv(ndev); struct security_priv *psecuritypriv = &padapter->securitypriv; memset(&psecuritypriv->PMKIDList[0], 0x00, sizeof(struct rt_pmkid_list) * NUM_PMKID_CACHE); psecuritypriv->PMKIDIndex = 0; return 0; } void rtw_cfg80211_indicate_sta_assoc(struct adapter *padapter, u8 *pmgmt_frame, uint frame_len) { struct net_device *ndev = padapter->pnetdev; { struct station_info sinfo = {}; u8 ie_offset; if (GetFrameSubType(pmgmt_frame) == WIFI_ASSOCREQ) ie_offset = _ASOCREQ_IE_OFFSET_; else /* WIFI_REASSOCREQ */ ie_offset = _REASOCREQ_IE_OFFSET_; sinfo.filled = 0; sinfo.assoc_req_ies = pmgmt_frame + WLAN_HDR_A3_LEN + ie_offset; sinfo.assoc_req_ies_len = frame_len - WLAN_HDR_A3_LEN - ie_offset; cfg80211_new_sta(ndev, GetAddr2Ptr(pmgmt_frame), &sinfo, GFP_ATOMIC); } } void rtw_cfg80211_indicate_sta_disassoc(struct adapter *padapter, unsigned char *da, unsigned short reason) { struct net_device *ndev = padapter->pnetdev; cfg80211_del_sta(ndev, da, GFP_ATOMIC); } static u8 rtw_get_chan_type(struct adapter *adapter) { struct mlme_ext_priv *mlme_ext = &adapter->mlmeextpriv; switch (mlme_ext->cur_bwmode) { case CHANNEL_WIDTH_20: if (is_supported_ht(adapter->registrypriv.wireless_mode)) return NL80211_CHAN_HT20; else return NL80211_CHAN_NO_HT; case CHANNEL_WIDTH_40: if (mlme_ext->cur_ch_offset == HAL_PRIME_CHNL_OFFSET_UPPER) return NL80211_CHAN_HT40PLUS; else return NL80211_CHAN_HT40MINUS; default: return NL80211_CHAN_HT20; } return NL80211_CHAN_HT20; } static int cfg80211_rtw_get_channel(struct wiphy *wiphy, struct wireless_dev *wdev, struct cfg80211_chan_def *chandef) { struct adapter *adapter = wiphy_to_adapter(wiphy); struct registry_priv *registrypriv = &adapter->registrypriv; enum nl80211_channel_type chan_type; struct ieee80211_channel *chan = NULL; int channel; int freq; if (!adapter->rtw_wdev) return -ENODEV; channel = rtw_get_oper_ch(adapter); if (!channel) return -ENODATA; freq = rtw_ieee80211_channel_to_frequency(channel, NL80211_BAND_2GHZ); chan = ieee80211_get_channel(adapter->rtw_wdev->wiphy, freq); if (registrypriv->ht_enable) { chan_type = rtw_get_chan_type(adapter); cfg80211_chandef_create(chandef, chan, chan_type); } else { cfg80211_chandef_create(chandef, chan, NL80211_CHAN_NO_HT); } return 0; } static netdev_tx_t rtw_cfg80211_monitor_if_xmit_entry(struct sk_buff *skb, struct net_device *ndev) { int rtap_len; int qos_len = 0; int dot11_hdr_len = 24; int snap_len = 6; unsigned char *pdata; u16 frame_control; unsigned char src_mac_addr[6]; unsigned char dst_mac_addr[6]; struct ieee80211_hdr *dot11_hdr; struct ieee80211_radiotap_header *rtap_hdr; struct adapter *padapter = rtw_netdev_priv(ndev); if (!skb) goto fail; 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) goto fail; /* Skip the ratio tap header */ skb_pull(skb, rtap_len); dot11_hdr = (struct ieee80211_hdr *)skb->data; frame_control = le16_to_cpu(dot11_hdr->frame_control); /* Check if the QoS bit is set */ if ((frame_control & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_DATA) { /* Check if this ia a Wireless Distribution System (WDS) frame * which has 4 MAC addresses */ if (frame_control & 0x0080) qos_len = 2; if ((frame_control & 0x0300) == 0x0300) 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 * for two MAC addresses */ skb_pull(skb, dot11_hdr_len + qos_len + snap_len - sizeof(src_mac_addr) * 2); pdata = (unsigned char *)skb->data; memcpy(pdata, dst_mac_addr, sizeof(dst_mac_addr)); memcpy(pdata + sizeof(dst_mac_addr), src_mac_addr, sizeof(src_mac_addr)); /* Use the real net device to transmit the packet */ return _rtw_xmit_entry(skb, padapter->pnetdev); } else if ((frame_control & (IEEE80211_FCTL_FTYPE|IEEE80211_FCTL_STYPE)) == (IEEE80211_FTYPE_MGMT|IEEE80211_STYPE_ACTION)) { /* 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 ieee80211_hdr *pwlanhdr; struct xmit_priv *pxmitpriv = &(padapter->xmitpriv); struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); u8 *buf = skb->data; u32 len = skb->len; u8 category, action; if (rtw_action_frame_parse(buf, len, &category, &action) == false) goto fail; /* starting alloc mgmt frame to dump it */ pmgntframe = alloc_mgtxmitframe(pxmitpriv); if (!pmgntframe) goto fail; /* update attribute */ pattrib = &pmgntframe->attrib; update_mgntframe_attrib(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 = GetSequence(pwlanhdr); pattrib->seqnum = pmlmeext->mgnt_seq; pmlmeext->mgnt_seq++; pattrib->last_txcmdsz = pattrib->pktlen; dump_mgntframe(padapter, pmgntframe); } fail: dev_kfree_skb_any(skb); return NETDEV_TX_OK; } static const struct net_device_ops rtw_cfg80211_monitor_if_ops = { .ndo_start_xmit = rtw_cfg80211_monitor_if_xmit_entry, }; static int rtw_cfg80211_add_monitor_if(struct adapter *padapter, char *name, struct net_device **ndev) { int ret = 0; struct net_device *mon_ndev = NULL; struct wireless_dev *mon_wdev = NULL; struct rtw_netdev_priv_indicator *pnpi; struct rtw_wdev_priv *pwdev_priv = adapter_wdev_data(padapter); if (!name) { ret = -EINVAL; goto out; } if (pwdev_priv->pmon_ndev) { ret = -EBUSY; goto out; } mon_ndev = alloc_etherdev(sizeof(struct rtw_netdev_priv_indicator)); if (!mon_ndev) { ret = -ENOMEM; goto out; } mon_ndev->type = ARPHRD_IEEE80211_RADIOTAP; strncpy(mon_ndev->name, name, IFNAMSIZ); mon_ndev->name[IFNAMSIZ - 1] = 0; mon_ndev->needs_free_netdev = true; mon_ndev->priv_destructor = rtw_ndev_destructor; mon_ndev->netdev_ops = &rtw_cfg80211_monitor_if_ops; pnpi = netdev_priv(mon_ndev); pnpi->priv = padapter; pnpi->sizeof_priv = sizeof(struct adapter); /* wdev */ mon_wdev = rtw_zmalloc(sizeof(struct wireless_dev)); if (!mon_wdev) { 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 = cfg80211_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 && mon_wdev) { 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, struct vif_params *params) { int ret = 0; struct net_device *ndev = NULL; struct adapter *padapter = wiphy_to_adapter(wiphy); 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, &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; break; } return ndev ? ndev->ieee80211_ptr : ERR_PTR(ret); } static int cfg80211_rtw_del_virtual_intf(struct wiphy *wiphy, struct wireless_dev *wdev ) { struct net_device *ndev = wdev_to_ndev(wdev); int ret = 0; struct adapter *adapter; struct rtw_wdev_priv *pwdev_priv; if (!ndev) { ret = -EINVAL; goto exit; } adapter = rtw_netdev_priv(ndev); pwdev_priv = adapter_wdev_data(adapter); cfg80211_unregister_netdevice(ndev); if (ndev == pwdev_priv->pmon_ndev) { pwdev_priv->pmon_ndev = NULL; pwdev_priv->ifname_mon[0] = '\0'; } exit: return ret; } static int rtw_add_beacon(struct adapter *adapter, const u8 *head, size_t head_len, const u8 *tail, size_t tail_len) { int ret = 0; u8 *pbuf = NULL; uint len, wps_ielen = 0; struct mlme_priv *pmlmepriv = &(adapter->mlmepriv); if (check_fwstate(pmlmepriv, WIFI_AP_STATE) != true) return -EINVAL; if (head_len < 24) return -EINVAL; pbuf = rtw_zmalloc(head_len+tail_len); if (!pbuf) return -ENOMEM; memcpy(pbuf, (void *)head+24, head_len-24);/* 24 =beacon header len. */ memcpy(pbuf+head_len-24, (void *)tail, tail_len); len = head_len+tail_len-24; /* check wps ie if inclued */ rtw_get_wps_ie(pbuf + _FIXED_IE_LENGTH_, len - _FIXED_IE_LENGTH_, NULL, &wps_ielen); /* pbss_network->ies will not include p2p_ie, wfd ie */ rtw_ies_remove_ie(pbuf, &len, _BEACON_IE_OFFSET_, WLAN_EID_VENDOR_SPECIFIC, P2P_OUI, 4); rtw_ies_remove_ie(pbuf, &len, _BEACON_IE_OFFSET_, WLAN_EID_VENDOR_SPECIFIC, WFD_OUI, 4); if (rtw_check_beacon_data(adapter, pbuf, 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 adapter *adapter = rtw_netdev_priv(ndev); 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_length = settings->ssid_len; memcpy(pbss_network_ext->ssid.ssid, (void *)settings->ssid, settings->ssid_len); pbss_network_ext->ssid.ssid_length = settings->ssid_len; } return ret; } static int cfg80211_rtw_change_beacon(struct wiphy *wiphy, struct net_device *ndev, struct cfg80211_beacon_data *info) { struct adapter *adapter = rtw_netdev_priv(ndev); return rtw_add_beacon(adapter, info->head, info->head_len, info->tail, info->tail_len); } #ifndef CFG80211_PROP_MULTI_LINK_SUPPORT static int cfg80211_rtw_stop_ap(struct wiphy *wiphy, struct net_device *ndev) #else /* CFG80211_PROP_MULTI_LINK_SUPPORT */ static int cfg80211_rtw_stop_ap(struct wiphy *wiphy, struct net_device *ndev, struct cfg80211_ap_settings *settings) #endif /* CFG80211_PROP_MULTI_LINK_SUPPORT */ { return 0; } static int cfg80211_rtw_add_station(struct wiphy *wiphy, struct net_device *ndev, const u8 *mac, struct station_parameters *params) { return 0; } static int cfg80211_rtw_del_station(struct wiphy *wiphy, struct net_device *ndev, struct station_del_parameters *params) { int ret = 0; struct list_head *phead, *plist, *tmp; u8 updated = false; struct sta_info *psta = NULL; struct adapter *padapter = rtw_netdev_priv(ndev); struct mlme_priv *pmlmepriv = &(padapter->mlmepriv); struct sta_priv *pstapriv = &padapter->stapriv; const u8 *mac = params->mac; if (check_fwstate(pmlmepriv, (_FW_LINKED | WIFI_AP_STATE)) != true) return -EINVAL; if (!mac) { flush_all_cam_entry(padapter); /* clear CAM */ rtw_sta_flush(padapter); return 0; } if (mac[0] == 0xff && mac[1] == 0xff && mac[2] == 0xff && mac[3] == 0xff && mac[4] == 0xff && mac[5] == 0xff) { return -EINVAL; } spin_lock_bh(&pstapriv->asoc_list_lock); phead = &pstapriv->asoc_list; /* check asoc_queue */ list_for_each_safe(plist, tmp, phead) { psta = list_entry(plist, struct sta_info, asoc_list); if (!memcmp((u8 *)mac, psta->hwaddr, ETH_ALEN)) { if (psta->dot8021xalg != 1 || psta->bpairwise_key_installed) { list_del_init(&psta->asoc_list); pstapriv->asoc_list_cnt--; updated = ap_free_sta(padapter, psta, true, WLAN_REASON_DEAUTH_LEAVING); psta = NULL; break; } } } spin_unlock_bh(&pstapriv->asoc_list_lock); associated_clients_update(padapter, updated); return ret; } static int cfg80211_rtw_change_station(struct wiphy *wiphy, struct net_device *ndev, const u8 *mac, struct station_parameters *params) { return 0; } static struct sta_info *rtw_sta_info_get_by_idx(const int idx, struct sta_priv *pstapriv) { struct list_head *phead, *plist; struct sta_info *psta = NULL; int i = 0; phead = &pstapriv->asoc_list; plist = get_next(phead); /* check asoc_queue */ while (phead != plist) { if (idx == i) psta = container_of(plist, struct sta_info, asoc_list); plist = get_next(plist); i++; } return psta; } static int cfg80211_rtw_dump_station(struct wiphy *wiphy, struct net_device *ndev, int idx, u8 *mac, struct station_info *sinfo) { int ret = 0; struct adapter *padapter = rtw_netdev_priv(ndev); struct sta_info *psta = NULL; struct sta_priv *pstapriv = &padapter->stapriv; spin_lock_bh(&pstapriv->asoc_list_lock); psta = rtw_sta_info_get_by_idx(idx, pstapriv); spin_unlock_bh(&pstapriv->asoc_list_lock); if (NULL == psta) { ret = -ENOENT; goto exit; } memcpy(mac, psta->hwaddr, ETH_ALEN); sinfo->filled = BIT_ULL(NL80211_STA_INFO_SIGNAL); sinfo->signal = psta->rssi; exit: return ret; } static int cfg80211_rtw_change_bss(struct wiphy *wiphy, struct net_device *ndev, struct bss_parameters *params) { return 0; } void rtw_cfg80211_rx_action(struct adapter *adapter, u8 *frame, uint frame_len, const char *msg) { s32 freq; int channel; u8 category, action; channel = rtw_get_oper_ch(adapter); rtw_action_frame_parse(frame, frame_len, &category, &action); freq = rtw_ieee80211_channel_to_frequency(channel, NL80211_BAND_2GHZ); rtw_cfg80211_rx_mgmt(adapter, freq, 0, frame, frame_len, GFP_ATOMIC); } static int _cfg80211_rtw_mgmt_tx(struct 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; bool __maybe_unused ack = true; struct ieee80211_hdr *pwlanhdr; struct xmit_priv *pxmitpriv = &(padapter->xmitpriv); struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv); rtw_set_scan_deny(padapter, 1000); rtw_scan_abort(padapter); if (tx_ch != rtw_get_oper_ch(padapter)) { if (!check_fwstate(&padapter->mlmepriv, _FW_LINKED)) pmlmeext->cur_channel = tx_ch; set_channel_bwmode(padapter, tx_ch, HAL_PRIME_CHNL_OFFSET_DONT_CARE, CHANNEL_WIDTH_20); } /* starting alloc mgmt frame to dump it */ pmgntframe = alloc_mgtxmitframe(pxmitpriv); if (!pmgntframe) { /* ret = -ENOMEM; */ ret = _FAIL; goto exit; } /* update attribute */ pattrib = &pmgntframe->attrib; update_mgntframe_attrib(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 = GetSequence(pwlanhdr); pattrib->seqnum = pmlmeext->mgnt_seq; pmlmeext->mgnt_seq++; pattrib->last_txcmdsz = pattrib->pktlen; if (dump_mgntframe_and_wait_ack(padapter, pmgntframe) != _SUCCESS) { ack = false; ret = _FAIL; } else { msleep(50); ret = _SUCCESS; } exit: return ret; } static int cfg80211_rtw_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, struct cfg80211_mgmt_tx_params *params, u64 *cookie) { struct net_device *ndev = wdev_to_ndev(wdev); struct ieee80211_channel *chan = params->chan; const u8 *buf = params->buf; size_t len = params->len; int ret = 0; int tx_ret; u32 dump_limit = RTW_MAX_MGMT_TX_CNT; u32 dump_cnt = 0; bool ack = true; u8 tx_ch = (u8)ieee80211_frequency_to_channel(chan->center_freq); u8 category, action; int type = (-1); struct adapter *padapter; struct rtw_wdev_priv *pwdev_priv; if (!ndev) { ret = -EINVAL; goto exit; } padapter = rtw_netdev_priv(ndev); pwdev_priv = adapter_wdev_data(padapter); /* cookie generation */ *cookie = (unsigned long) buf; /* indicate ack before issue frame to avoid racing with rsp frame */ rtw_cfg80211_mgmt_tx_status(padapter, *cookie, buf, len, ack, GFP_KERNEL); if (rtw_action_frame_parse(buf, len, &category, &action) == false) goto exit; rtw_ps_deny(padapter, PS_DENY_MGNT_TX); if (_FAIL == rtw_pwr_wakeup(padapter)) { ret = -EFAULT; goto cancel_ps_deny; } do { dump_cnt++; tx_ret = _cfg80211_rtw_mgmt_tx(padapter, tx_ch, buf, len); } while (dump_cnt < dump_limit && tx_ret != _SUCCESS); switch (type) { case P2P_GO_NEGO_CONF: rtw_clear_scan_deny(padapter); break; case P2P_INVIT_RESP: if (pwdev_priv->invit_info.flags & BIT(0) && pwdev_priv->invit_info.status == 0) { rtw_set_scan_deny(padapter, 5000); rtw_pwr_wakeup_ex(padapter, 5000); rtw_clear_scan_deny(padapter); } break; } cancel_ps_deny: rtw_ps_deny_cancel(padapter, PS_DENY_MGNT_TX); exit: return ret; } static void rtw_cfg80211_init_ht_capab(struct ieee80211_sta_ht_cap *ht_cap, enum nl80211_band band) { #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[NL80211_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 */ 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); } void rtw_cfg80211_init_wiphy(struct adapter *padapter) { struct ieee80211_supported_band *bands; struct wireless_dev *pwdev = padapter->rtw_wdev; struct wiphy *wiphy = pwdev->wiphy; { bands = wiphy->bands[NL80211_BAND_2GHZ]; if (bands) rtw_cfg80211_init_ht_capab(&bands->ht_cap, NL80211_BAND_2GHZ); } /* copy mac_addr to wiphy */ memcpy(wiphy->perm_addr, padapter->eeprompriv.mac_addr, ETH_ALEN); } static void rtw_cfg80211_preinit_wiphy(struct 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 = RTW_SCAN_IE_LEN_MAX; 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) | BIT(NL80211_IFTYPE_AP) | BIT(NL80211_IFTYPE_MONITOR) ; wiphy->mgmt_stypes = rtw_cfg80211_default_mgmt_stypes; wiphy->software_iftypes |= BIT(NL80211_IFTYPE_MONITOR); wiphy->cipher_suites = rtw_cipher_suites; wiphy->n_cipher_suites = ARRAY_SIZE(rtw_cipher_suites); /* if (padapter->registrypriv.wireless_mode & WIRELESS_11G) */ wiphy->bands[NL80211_BAND_2GHZ] = rtw_spt_band_alloc(NL80211_BAND_2GHZ); wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL; wiphy->flags |= WIPHY_FLAG_OFFCHAN_TX | WIPHY_FLAG_HAVE_AP_SME; #if defined(CONFIG_PM) wiphy->max_sched_scan_reqs = 1; #endif #if defined(CONFIG_PM) wiphy->wowlan = &wowlan_stub; #endif 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; } 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, .get_channel = cfg80211_rtw_get_channel, .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, .mgmt_tx = cfg80211_rtw_mgmt_tx, }; int rtw_wdev_alloc(struct 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; /* wiphy */ wiphy = wiphy_new(&rtw_cfg80211_ops, sizeof(struct adapter *)); if (!wiphy) { ret = -ENOMEM; goto exit; } set_wiphy_dev(wiphy, dev); *((struct adapter **)wiphy_priv(wiphy)) = padapter; rtw_cfg80211_preinit_wiphy(padapter, wiphy); /* init regulary domain */ rtw_regd_init(wiphy, rtw_reg_notifier); ret = wiphy_register(wiphy); if (ret < 0) goto free_wiphy; /* wdev */ wdev = rtw_zmalloc(sizeof(struct wireless_dev)); if (!wdev) { ret = -ENOMEM; goto unregister_wiphy; } wdev->wiphy = wiphy; wdev->netdev = pnetdev; wdev->iftype = NL80211_IFTYPE_STATION; /* will be init in rtw_hal_init() */ /* Must sync with _rtw_init_mlme_priv() */ /* pmlmepriv->fw_state = WIFI_STATION_STATE */ padapter->rtw_wdev = wdev; pnetdev->ieee80211_ptr = wdev; /* init pwdev_priv */ pwdev_priv = adapter_wdev_data(padapter); 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; pwdev_priv->provdisc_req_issued = false; rtw_wdev_invit_info_init(&pwdev_priv->invit_info); rtw_wdev_nego_info_init(&pwdev_priv->nego_info); pwdev_priv->bandroid_scan = false; if (padapter->registrypriv.power_mgnt != PS_MODE_ACTIVE) pwdev_priv->power_mgmt = true; else pwdev_priv->power_mgmt = false; return ret; unregister_wiphy: wiphy_unregister(wiphy); free_wiphy: wiphy_free(wiphy); exit: return ret; } void rtw_wdev_free(struct wireless_dev *wdev) { if (!wdev) return; kfree(wdev->wiphy->bands[NL80211_BAND_2GHZ]); wiphy_free(wdev->wiphy); kfree(wdev); } void rtw_wdev_unregister(struct wireless_dev *wdev) { struct net_device *ndev; struct adapter *adapter; struct rtw_wdev_priv *pwdev_priv; if (!wdev) return; ndev = wdev_to_ndev(wdev); if (!ndev) return; adapter = rtw_netdev_priv(ndev); pwdev_priv = adapter_wdev_data(adapter); rtw_cfg80211_indicate_scan_done(adapter, true); if (pwdev_priv->pmon_ndev) unregister_netdev(pwdev_priv->pmon_ndev); wiphy_unregister(wdev->wiphy); }