diff --git a/hostapd/main.c b/hostapd/main.c
index 2c8dbd3..9c12191 100644
--- a/hostapd/main.c
+++ b/hostapd/main.c
@@ -448,7 +448,7 @@ static int hostapd_global_run(struct hapd_interfaces *ifaces, int daemonize,
 static void show_version(void)
 {
 	fprintf(stderr,
-		"hostapd v" VERSION_STR "\n"
+		"hostapd v" VERSION_STR " for Realtek rtl871xdrv\n"
 		"User space daemon for IEEE 802.11 AP management,\n"
 		"IEEE 802.1X/WPA/WPA2/EAP/RADIUS Authenticator\n"
 		"Copyright (c) 2002-2016, Jouni Malinen <j@w1.fi> "
diff --git a/src/ap/beacon.c b/src/ap/beacon.c
index 233320d..49b5b1e 100644
--- a/src/ap/beacon.c
+++ b/src/ap/beacon.c
@@ -1126,6 +1126,11 @@ int ieee802_11_build_ap_params(struct hostapd_data *hapd,
 
 	tailpos = hostapd_eid_ht_capabilities(hapd, tailpos);
 	tailpos = hostapd_eid_ht_operation(hapd, tailpos);
+
+	//DRIVER_RTW ADD
+	if(hapd->iconf->ieee80211n)
+		hapd->conf->wmm_enabled = 1;
+
 #endif /* CONFIG_IEEE80211N */
 
 	tailpos = hostapd_eid_ext_capab(hapd, tailpos);
diff --git a/src/ap/hw_features.c b/src/ap/hw_features.c
index 16887ac..aa1f572 100644
--- a/src/ap/hw_features.c
+++ b/src/ap/hw_features.c
@@ -496,7 +496,10 @@ static int ieee80211n_check_40mhz(struct hostapd_iface *iface)
 		iface->num_ht40_scan_tries = 1;
 		eloop_cancel_timeout(ap_ht40_scan_retry, iface, NULL);
 		eloop_register_timeout(1, 0, ap_ht40_scan_retry, iface, NULL);
-		return 1;
+
+		//DRIVER_RTW Modify
+		//return -1;
+		return 0;//ignore this error
 	}
 
 	if (ret < 0) {
diff --git a/src/drivers/driver.h b/src/drivers/driver.h
index a449cc9..3b9629c 100644
--- a/src/drivers/driver.h
+++ b/src/drivers/driver.h
@@ -4984,5 +4984,8 @@ extern const struct wpa_driver_ops wpa_driver_atheros_ops;
 #ifdef CONFIG_DRIVER_NONE
 extern const struct wpa_driver_ops wpa_driver_none_ops; /* driver_none.c */
 #endif /* CONFIG_DRIVER_NONE */
+#ifdef CONFIG_DRIVER_RTW
+extern const struct wpa_driver_ops wpa_driver_rtw_ops; /* driver_rtw.c */
+#endif /* CONFIG_DRIVER_RTW */
 
 #endif /* DRIVER_H */
diff --git a/src/drivers/driver_bsd.c b/src/drivers/driver_bsd.c
index 2afd7df..0bd7fb2 100644
--- a/src/drivers/driver_bsd.c
+++ b/src/drivers/driver_bsd.c
@@ -56,6 +56,12 @@ struct bsd_driver_global {
 	struct dl_list	ifaces;			/* list of interfaces */
 };
 
+#ifdef HOSTAPD
+#ifdef CONFIG_SUPPORT_RTW_DRIVER
+#define RTW_BSD_HOSTAPD_SET_BEACON (1100)
+#endif
+#endif
+
 struct bsd_driver_data {
 	struct dl_list	list;
 	struct bsd_driver_global *global;
@@ -846,6 +852,296 @@ handle_read(void *ctx, const u8 *src_addr, const u8 *buf, size_t len)
 	drv_event_eapol_rx(drv->hapd, src_addr, buf, len);
 }
 
+#ifdef CONFIG_SUPPORT_RTW_DRIVER
+static int rtw_set_beacon_ops(void *priv, const u8 *head, size_t head_len,
+			  const u8 *tail, size_t tail_len, int dtim_period,
+			  int beacon_int)
+{
+	int ret=0;
+	u8 *pbuf;
+	size_t sz;
+	struct bsd_driver_data *drv = priv;
+
+	if((head_len<24) ||(!head))
+		return -1;
+
+	sz = head_len+tail_len - 24; // 24 = wlan hdr
+
+	printf("%s, beacon_sz=%d\n", __func__, sz);
+
+	pbuf = os_zalloc(sz);
+	if (pbuf == NULL) {
+		return -ENOMEM;
+	}
+
+	os_memcpy(pbuf, (head+24), (head_len-24));// 24=beacon header len.
+
+	os_memcpy(&pbuf[head_len-24], tail, tail_len);
+
+	ret = set80211var(drv, RTW_BSD_HOSTAPD_SET_BEACON, pbuf, sz);
+
+	os_free(pbuf);
+
+	return ret;
+
+}
+
+static struct hostapd_hw_modes *rtw_get_hw_feature_data_ops(
+	void *priv, u16 *num_modes, u16 *flags)
+{
+
+#define MAX_NUM_CHANNEL (14)
+#define MAX_NUM_CHANNEL_5G (24)
+
+	struct hostapd_hw_modes *modes;
+	size_t i;
+	int k;
+
+	printf("%s\n", __func__);
+
+	*num_modes = 3;
+	*flags = 0;
+
+	modes = os_zalloc(*num_modes * sizeof(struct hostapd_hw_modes));
+	if (modes == NULL)
+		return NULL;
+
+	//.1
+	modes[0].mode = HOSTAPD_MODE_IEEE80211G;
+	modes[0].num_channels = MAX_NUM_CHANNEL;
+	modes[0].num_rates = 12;
+	modes[0].channels =
+		os_zalloc(MAX_NUM_CHANNEL * sizeof(struct hostapd_channel_data));
+	modes[0].rates = os_zalloc(modes[0].num_rates * sizeof(int));
+	if (modes[0].channels == NULL || modes[0].rates == NULL)
+		goto fail;
+	for (i = 0; i < MAX_NUM_CHANNEL; i++) {
+		modes[0].channels[i].chan = i + 1;
+		modes[0].channels[i].freq = 2412 + 5 * i;
+		modes[0].channels[i].flag = 0;
+		if (i >= 13)
+			modes[0].channels[i].flag = HOSTAPD_CHAN_DISABLED;
+	}
+	modes[0].rates[0] = 10;
+	modes[0].rates[1] = 20;
+	modes[0].rates[2] = 55;
+	modes[0].rates[3] = 110;
+	modes[0].rates[4] = 60;
+	modes[0].rates[5] = 90;
+	modes[0].rates[6] = 120;
+	modes[0].rates[7] = 180;
+	modes[0].rates[8] = 240;
+	modes[0].rates[9] = 360;
+	modes[0].rates[10] = 480;
+	modes[0].rates[11] = 540;
+
+
+	//.2
+	modes[1].mode = HOSTAPD_MODE_IEEE80211B;
+	modes[1].num_channels = MAX_NUM_CHANNEL;
+	modes[1].num_rates = 4;
+	modes[1].channels =
+		os_zalloc(MAX_NUM_CHANNEL * sizeof(struct hostapd_channel_data));
+	modes[1].rates = os_zalloc(modes[1].num_rates * sizeof(int));
+	if (modes[1].channels == NULL || modes[1].rates == NULL)
+		goto fail;
+	for (i = 0; i < MAX_NUM_CHANNEL; i++) {
+		modes[1].channels[i].chan = i + 1;
+		modes[1].channels[i].freq = 2412 + 5 * i;
+		modes[1].channels[i].flag = 0;
+		if (i >= 11)
+			modes[1].channels[i].flag = HOSTAPD_CHAN_DISABLED;
+	}
+	modes[1].rates[0] = 10;
+	modes[1].rates[1] = 20;
+	modes[1].rates[2] = 55;
+	modes[1].rates[3] = 110;
+
+
+	//.3
+	modes[2].mode = HOSTAPD_MODE_IEEE80211A;
+#ifdef CONFIG_DRIVER_RTL_DFS
+	modes[2].num_channels = MAX_NUM_CHANNEL_5G;
+#else /* CONFIG_DRIVER_RTL_DFS */
+	modes[2].num_channels = 9;
+#endif /* CONFIG_DRIVER_RTL_DFS */
+
+	modes[2].num_rates = 8;
+	modes[2].channels = os_zalloc(modes[2].num_channels * sizeof(struct hostapd_channel_data));
+	modes[2].rates = os_zalloc(modes[2].num_rates * sizeof(int));
+	if (modes[2].channels == NULL || modes[2].rates == NULL)
+		goto fail;
+
+
+	k = 0;
+	// 5G band1 Channel: 36, 40, 44, 48
+	for (i=0; i < 4; i++) {
+		modes[2].channels[k].chan = 36+(i*4);
+		modes[2].channels[k].freq = 5180+(i*20);
+		modes[2].channels[k].flag = 0;
+		k++;
+	}
+
+#ifdef CONFIG_DRIVER_RTL_DFS
+	// 5G band2 Channel: 52, 56, 60, 64
+	for (i=0; i < 4; i++) {
+		modes[2].channels[k].chan = 52+(i*4);
+		modes[2].channels[k].freq = 5260+(i*20);
+		modes[2].channels[k].flag = 0;
+		k++;
+	}
+
+	// 5G band3 Channel: 100, 104, 108. 112, 116, 120, 124, 128, 132, 136, 140
+	for (i=0; i < 11; i++) {
+		modes[2].channels[k].chan = 100+(i*4);
+		modes[2].channels[k].freq = 5500+(i*20);
+		modes[2].channels[k].flag = 0;
+		k++;
+	}
+#endif /* CONFIG_DRIVER_RTL_DFS */
+
+	// 5G band4 Channel: 149, 153, 157, 161, 165
+	for (i=0; i < 5; i++) {
+		modes[2].channels[k].chan = 149+(i*4);
+		modes[2].channels[k].freq = 5745+(i*20);
+		modes[2].channels[k].flag = 0;
+		k++;
+	}
+
+	modes[2].rates[0] = 60;
+	modes[2].rates[1] = 90;
+	modes[2].rates[2] = 120;
+	modes[2].rates[3] = 180;
+	modes[2].rates[4] = 240;
+	modes[2].rates[5] = 360;
+	modes[2].rates[6] = 480;
+	modes[2].rates[7] = 540;
+
+
+	//
+#if 0
+#define HT_CAP_INFO_LDPC_CODING_CAP		((u16) BIT(0))
+#define HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET	((u16) BIT(1))
+#define HT_CAP_INFO_SMPS_MASK			((u16) (BIT(2) | BIT(3)))
+#define HT_CAP_INFO_SMPS_STATIC			((u16) 0)
+#define HT_CAP_INFO_SMPS_DYNAMIC		((u16) BIT(2))
+#define HT_CAP_INFO_SMPS_DISABLED		((u16) (BIT(2) | BIT(3)))
+#define HT_CAP_INFO_GREEN_FIELD			((u16) BIT(4))
+#define HT_CAP_INFO_SHORT_GI20MHZ		((u16) BIT(5))
+#define HT_CAP_INFO_SHORT_GI40MHZ		((u16) BIT(6))
+#define HT_CAP_INFO_TX_STBC			((u16) BIT(7))
+#define HT_CAP_INFO_RX_STBC_MASK		((u16) (BIT(8) | BIT(9)))
+#define HT_CAP_INFO_RX_STBC_1			((u16) BIT(8))
+#define HT_CAP_INFO_RX_STBC_12			((u16) BIT(9))
+#define HT_CAP_INFO_RX_STBC_123			((u16) (BIT(8) | BIT(9)))
+#define HT_CAP_INFO_DELAYED_BA			((u16) BIT(10))
+#define HT_CAP_INFO_MAX_AMSDU_SIZE		((u16) BIT(11))
+#define HT_CAP_INFO_DSSS_CCK40MHZ		((u16) BIT(12))
+#define HT_CAP_INFO_PSMP_SUPP			((u16) BIT(13))
+#define HT_CAP_INFO_40MHZ_INTOLERANT		((u16) BIT(14))
+#define HT_CAP_INFO_LSIG_TXOP_PROTECT_SUPPORT	((u16) BIT(15))
+#endif
+
+	//HOSTAPD_MODE_IEEE80211G
+	modes[0].ht_capab = HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET|HT_CAP_INFO_SHORT_GI20MHZ|
+			HT_CAP_INFO_SHORT_GI40MHZ|HT_CAP_INFO_MAX_AMSDU_SIZE|HT_CAP_INFO_DSSS_CCK40MHZ;
+
+	modes[0].mcs_set[0]= 0xff;
+	modes[0].mcs_set[1]= 0xff;
+
+	//HOSTAPD_MODE_IEEE80211B
+	modes[1].ht_capab = 0;
+
+	//HOSTAPD_MODE_IEEE80211A
+	modes[2].ht_capab = modes[0].ht_capab;
+
+	modes[2].mcs_set[0]= 0xff;
+	modes[2].mcs_set[1]= 0xff;
+
+	return modes;
+
+fail:
+	if (modes) {
+		for (i = 0; i < *num_modes; i++) {
+			os_free(modes[i].channels);
+			os_free(modes[i].rates);
+		}
+		os_free(modes);
+	}
+
+	return NULL;
+
+}
+
+#if 0
+#define 	IEEE80211_FC0_TYPE_MASK   0x0c
+#define 	IEEE80211_FC0_TYPE_SHIFT   2
+#define 	IEEE80211_FC0_TYPE_MGT   0x00
+#define 	IEEE80211_FC0_TYPE_CTL   0x04
+#define 	IEEE80211_FC0_TYPE_DATA   0x08
+#define 	IEEE80211_FC0_SUBTYPE_MASK   0xf0
+#define 	IEEE80211_FC0_SUBTYPE_SHIFT   4
+#define 	IEEE80211_FC0_SUBTYPE_ASSOC_REQ   0x00
+#define 	IEEE80211_FC0_SUBTYPE_ASSOC_RESP   0x10
+#define 	IEEE80211_FC0_SUBTYPE_REASSOC_REQ   0x20
+#define 	IEEE80211_FC0_SUBTYPE_REASSOC_RESP   0x30
+#define 	IEEE80211_FC0_SUBTYPE_PROBE_REQ   0x40
+#define 	IEEE80211_FC0_SUBTYPE_PROBE_RESP   0x50
+#define 	IEEE80211_FC0_SUBTYPE_BEACON   0x80
+#define 	IEEE80211_FC0_SUBTYPE_ATIM   0x90
+#define 	IEEE80211_FC0_SUBTYPE_DISASSOC   0xa0
+#define 	IEEE80211_FC0_SUBTYPE_AUTH   0xb0
+#define 	IEEE80211_FC0_SUBTYPE_DEAUTH   0xc0
+#define 	IEEE80211_FC0_SUBTYPE_ACTION   0xd0
+#define 	IEEE80211_FC0_SUBTYPE_ACTION_NOACK   0xe0
+
+#define IEEE80211_APPIE_WPA (IEEE80211_FC0_TYPE_MGT | IEEE80211_FC0_SUBTYPE_BEACON | \
+         IEEE80211_FC0_SUBTYPE_PROBE_RESP)
+
+#endif
+
+#define RTW_IEEE80211_APPIE_BEACON (IEEE80211_FC0_TYPE_MGT|IEEE80211_FC0_SUBTYPE_BEACON)
+#define RTW_IEEE80211_APPIE_PROBE_RESP (IEEE80211_FC0_TYPE_MGT|IEEE80211_FC0_SUBTYPE_PROBE_RESP)
+#define RTW_IEEE80211_APPIE_ASSOC_RESP (IEEE80211_FC0_TYPE_MGT|IEEE80211_FC0_SUBTYPE_ASSOC_RESP)
+
+
+static int rtw_set_wps_assoc_resp_ie(void *priv, const void *ie, size_t len)
+{
+	return bsd_set80211(priv, IEEE80211_IOC_APPIE, RTW_IEEE80211_APPIE_ASSOC_RESP,
+			    ie, len);
+}
+
+static int rtw_set_wps_beacon_ie(void *priv, const void *ie, size_t len)
+{
+	return bsd_set80211(priv, IEEE80211_IOC_APPIE, RTW_IEEE80211_APPIE_BEACON,
+			    ie, len);	
+}
+
+static int rtw_set_wps_probe_resp_ie(void *priv, const void *ie, size_t len)
+{
+	return bsd_set80211(priv, IEEE80211_IOC_APPIE, RTW_IEEE80211_APPIE_PROBE_RESP,
+			    ie, len);	
+}
+
+static int rtw_set_ap_wps_ie_ops(void *priv, const struct wpabuf *beacon,
+		      const struct wpabuf *proberesp, const struct wpabuf *assocresp)
+{
+	if (rtw_set_wps_assoc_resp_ie(priv, assocresp ? wpabuf_head(assocresp) : NULL,
+			       assocresp ? wpabuf_len(assocresp) : 0))
+		return -1;
+
+	if (rtw_set_wps_beacon_ie(priv, beacon ? wpabuf_head(beacon) : NULL,
+			       beacon ? wpabuf_len(beacon) : 0))
+		return -1;
+
+	return rtw_set_wps_probe_resp_ie(priv,
+				  proberesp ? wpabuf_head(proberesp) : NULL,
+				  proberesp ? wpabuf_len(proberesp): 0);
+
+}
+#endif
+
+
 static void *
 bsd_init(struct hostapd_data *hapd, struct wpa_init_params *params)
 {
@@ -887,6 +1183,12 @@ bsd_init(struct hostapd_data *hapd, struct wpa_init_params *params)
 
 	dl_list_add(&drv->global->ifaces, &drv->list);
 
+#ifdef CONFIG_SUPPORT_RTW_DRIVER
+	/* mark up after init */
+	if (bsd_ctrl_iface(drv, 1) < 0)
+		goto bad;
+#endif
+
 	return drv;
 bad:
 	if (drv->sock_xmit != NULL)
@@ -1330,6 +1632,15 @@ wpa_driver_bsd_event_receive(int sock, void *ctx, void *sock_ctx)
 					     EVENT_MICHAEL_MIC_FAILURE, &event);
 			break;
 		}
+		else{
+			os_strlcpy(event.interface_status.ifname, drv->ifname,
+				   sizeof(event.interface_status.ifname));
+			event.interface_status.ievent = EVENT_INTERFACE_ADDED;
+			wpa_printf(MSG_DEBUG, "RTM_IFINFO: Interface '%s' UP",
+				   event.interface_status.ifname);
+			wpa_supplicant_event(ctx, EVENT_INTERFACE_STATUS, &event);
+		}
+
 		break;
 	case RTM_IFINFO:
 		ifm = (struct if_msghdr *) rtm;
@@ -1719,7 +2030,52 @@ bsd_global_deinit(void *priv)
 	os_free(global);
 }
 
-
+#ifdef CONFIG_SUPPORT_RTW_DRIVER
+const struct wpa_driver_ops wpa_driver_bsd_ops = {
+	.name			= "bsd",
+	.desc			= "BSD 802.11 support",
+#ifdef HOSTAPD
+	.hapd_init		= bsd_init,
+	.hapd_deinit		= bsd_deinit,
+	.set_privacy		= bsd_set_privacy,//del ?
+	.get_seqnum		= bsd_get_seqnum,//del ?
+	.flush			= bsd_flush,
+	.read_sta_data	= bsd_read_sta_driver_data,//del ?
+	.sta_disassoc		= bsd_sta_disassoc,
+	.sta_deauth		= bsd_sta_deauth,
+	.get_hw_feature_data = rtw_get_hw_feature_data_ops,//add
+	//.sta_remove = rtl871x_sta_remove_ops,//add
+	.set_beacon = rtw_set_beacon_ops,	//add
+	.set_ap_wps_ie = rtw_set_ap_wps_ie_ops,//add
+#else /* HOSTAPD */
+	.init			= wpa_driver_bsd_init,
+	.deinit			= wpa_driver_bsd_deinit,
+	.get_bssid		= wpa_driver_bsd_get_bssid,
+	.get_ssid		= wpa_driver_bsd_get_ssid,
+	.set_countermeasures	= wpa_driver_bsd_set_countermeasures,
+	.scan2			= wpa_driver_bsd_scan,
+	.get_scan_results2	= wpa_driver_bsd_get_scan_results2,
+	.deauthenticate		= wpa_driver_bsd_deauthenticate,
+	.disassociate		= wpa_driver_bsd_disassociate,
+	.associate		= wpa_driver_bsd_associate,
+	.get_capa		= wpa_driver_bsd_get_capa,
+	.set_freq		= bsd_set_freq, //only for wpa_supplicant
+	.set_ieee8021x		= bsd_set_ieee8021x,//only for wpa_supplicant
+	.hapd_set_ssid		= bsd_set_ssid,//only for wpa_supplicant
+	.hapd_get_ssid		= bsd_get_ssid,//only for wpa_supplicant
+	.sta_set_flags		= bsd_set_sta_authorized, //only for wpa_supplicant
+	.set_generic_elem	= bsd_set_opt_ie, //only for wpa_supplicant
+#endif /* HOSTAPD */
+	//.set_freq		= bsd_set_freq, //only for wpa_supplicant
+	.set_key		= bsd_set_key,
+	//.set_ieee8021x		= bsd_set_ieee8021x, //only for wpa_supplicant
+	//.hapd_set_ssid		= bsd_set_ssid, //only for wpa_supplicant
+	//.hapd_get_ssid		= bsd_get_ssid, //only for wpa_supplicant
+	.hapd_send_eapol	= bsd_send_eapol, //only for wpa_supplicant
+	//.sta_set_flags		= bsd_set_sta_authorized, //only for wpa_supplicant
+	//.set_generic_elem	= bsd_set_opt_ie, //only for wpa_supplicant
+};
+#else
 const struct wpa_driver_ops wpa_driver_bsd_ops = {
 	.name			= "bsd",
 	.desc			= "BSD 802.11 support",
@@ -1756,3 +2112,4 @@ const struct wpa_driver_ops wpa_driver_bsd_ops = {
 	.hapd_send_eapol	= bsd_send_eapol,
 	.set_generic_elem	= bsd_set_opt_ie,
 };
+#endif
diff --git a/src/drivers/driver_rtl.h b/src/drivers/driver_rtl.h
new file mode 100644
index 0000000..c5ee335
--- /dev/null
+++ b/src/drivers/driver_rtl.h
@@ -0,0 +1,114 @@
+
+#ifndef _DRIVER_RTL_H_
+#define _DRIVER_RTL_H_
+
+
+#define RTL_IOCTL_HOSTAPD (SIOCIWFIRSTPRIV + 28)
+
+#define	IEEE_CRYPT_ALG_NAME_LEN (16)
+
+/* RTL871X_IOCTL_HOSTAPD ioctl() cmd: */
+enum {
+	RTL871X_HOSTAPD_FLUSH = 1,
+	RTL871X_HOSTAPD_ADD_STA = 2,
+	RTL871X_HOSTAPD_REMOVE_STA = 3,
+	RTL871X_HOSTAPD_GET_INFO_STA = 4,
+	/* REMOVED: PRISM2_HOSTAPD_RESET_TXEXC_STA = 5, */
+	RTL871X_HOSTAPD_GET_WPAIE_STA = 5,
+	RTL871X_SET_ENCRYPTION = 6,
+	RTL871X_GET_ENCRYPTION = 7,
+	RTL871X_HOSTAPD_SET_FLAGS_STA = 8,
+	RTL871X_HOSTAPD_GET_RID = 9,
+	RTL871X_HOSTAPD_SET_RID = 10,
+	RTL871X_HOSTAPD_SET_ASSOC_AP_ADDR = 11,
+	RTL871X_HOSTAPD_SET_GENERIC_ELEMENT = 12,
+	RTL871X_HOSTAPD_MLME = 13,
+	RTL871X_HOSTAPD_SCAN_REQ = 14,
+	RTL871X_HOSTAPD_STA_CLEAR_STATS = 15,
+	RTL871X_HOSTAPD_SET_BEACON = 16,
+	RTL871X_HOSTAPD_SET_WPS_BEACON = 17,
+	RTL871X_HOSTAPD_SET_WPS_PROBE_RESP = 18,
+	RTL871X_HOSTAPD_SET_WPS_ASSOC_RESP = 19,
+	RTL871X_HOSTAPD_SET_HIDDEN_SSID = 20,
+};
+
+typedef struct ieee_param {
+	u32 cmd;
+	u8 sta_addr[ETH_ALEN];
+       union {
+		struct {
+			u8 name;
+			u32 value;
+		} wpa_param;
+		struct {
+			u32 len;
+			u8 reserved[32];
+			u8 data[0];
+		} wpa_ie;
+	        struct{
+			int command;
+    			int reason_code;
+		} mlme;
+		struct {
+			u8 alg[IEEE_CRYPT_ALG_NAME_LEN];
+			u8 set_tx;
+			u32 err;
+			u8 idx;
+			u8 seq[8]; /* sequence counter (set: RX, get: TX) */
+			u16 key_len;
+			u8 key[0];
+		} crypt;
+		struct {
+			u16 aid;
+			u16 capability;
+			int flags;
+			u8 tx_supp_rates[16];			
+			//struct ieee80211_ht_capability ht_cap;
+			struct ieee80211_ht_capabilities ht_cap;
+		} add_sta;
+		struct {
+			u8	reserved[2];//for set max_num_sta
+			u8	buf[0];
+		} bcn_ie;
+
+	} u;
+	   
+} ieee_param;
+	   
+
+
+#define IEEE80211_CCK_RATE_LEN  		4
+#define IEEE80211_OFDM_RATE_LEN 		8
+
+#define IEEE80211_CCK_RATE_1MB		        0x02
+#define IEEE80211_CCK_RATE_2MB		        0x04
+#define IEEE80211_CCK_RATE_5MB		        0x0B
+#define IEEE80211_CCK_RATE_11MB		        0x16
+#define IEEE80211_OFDM_RATE_6MB		        0x0C
+#define IEEE80211_OFDM_RATE_9MB		        0x12
+#define IEEE80211_OFDM_RATE_12MB		0x18
+#define IEEE80211_OFDM_RATE_18MB		0x24
+#define IEEE80211_OFDM_RATE_24MB		0x30
+#define IEEE80211_OFDM_RATE_36MB		0x48
+#define IEEE80211_OFDM_RATE_48MB		0x60
+#define IEEE80211_OFDM_RATE_54MB		0x6C
+#define IEEE80211_BASIC_RATE_MASK		0x80
+
+#define IEEE80211_CCK_RATE_1MB_MASK		(1<<0)
+#define IEEE80211_CCK_RATE_2MB_MASK		(1<<1)
+#define IEEE80211_CCK_RATE_5MB_MASK		(1<<2)
+#define IEEE80211_CCK_RATE_11MB_MASK		(1<<3)
+#define IEEE80211_OFDM_RATE_6MB_MASK		(1<<4)
+#define IEEE80211_OFDM_RATE_9MB_MASK		(1<<5)
+#define IEEE80211_OFDM_RATE_12MB_MASK		(1<<6)
+#define IEEE80211_OFDM_RATE_18MB_MASK		(1<<7)
+#define IEEE80211_OFDM_RATE_24MB_MASK		(1<<8)
+#define IEEE80211_OFDM_RATE_36MB_MASK		(1<<9)
+#define IEEE80211_OFDM_RATE_48MB_MASK		(1<<10)
+#define IEEE80211_OFDM_RATE_54MB_MASK		(1<<11)
+
+#define IEEE80211_CCK_RATES_MASK	        0x0000000F
+#define IEEE80211_OFDM_RATES_MASK		0x00000FF0
+
+#endif
+
diff --git a/src/drivers/driver_rtw.c b/src/drivers/driver_rtw.c
new file mode 100644
index 0000000..c10b9cc
--- /dev/null
+++ b/src/drivers/driver_rtw.c
@@ -0,0 +1,1971 @@
+/*
+ * hostapd / Driver interface for rtl871x driver
+ * Copyright (c) 2010,
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * Alternatively, this software may be distributed under the terms of BSD
+ * license.
+ *
+ * See README and COPYING for more details.
+ */
+
+//#define CONFIG_MGNT_L2SOCK 1
+#define CONFIG_MLME_OFFLOAD 1
+
+
+#include "includes.h"
+#include <net/if.h>
+#include <sys/ioctl.h>
+
+#include "common.h"
+
+/*#include "wireless_copy.h"*/
+#include "linux_wext.h"
+
+#include "driver.h"
+#include "eloop.h"
+#include "priv_netlink.h"
+#include "l2_packet/l2_packet.h"
+#include "common/ieee802_11_defs.h"
+#include "netlink.h"
+#include "linux_ioctl.h"
+
+//#include "../src/ap/hostapd.h"
+//#include "../src/ap/ap_config.h"
+#include "ap/hostapd.h"
+#include "ap/ap_config.h"
+
+#ifdef USE_KERNEL_HEADERS
+/* compat-wireless does not include linux/compiler.h to define __user, so
+ * define it here */
+#ifndef __user
+#define __user
+#endif /* __user */
+#include <asm/types.h>
+#include <linux/if_packet.h>
+#include <linux/if_ether.h>   /* The L2 protocols */
+#include <linux/if_arp.h>
+#include <linux/wireless.h>
+#else /* USE_KERNEL_HEADERS */
+#include <net/if_arp.h>
+#include <netpacket/packet.h>
+//#include "wireless_copy.h"
+#endif /* USE_KERNEL_HEADERS */
+
+//#include <net/if.h>
+
+
+#ifndef ETH_P_80211_RAW
+#define ETH_P_80211_RAW 0x0019
+#endif
+
+#if 0
+#include "hostapd.h"
+#include "driver.h"
+#include "ieee802_1x.h"
+#include "eloop.h"
+#include "priv_netlink.h"
+#include "sta_info.h"
+#include "l2_packet/l2_packet.h"
+
+#include "wpa.h"
+#include "accounting.h"
+#include "ieee802_11.h"
+#include "hw_features.h"
+#include "radius/radius.h"
+#endif
+
+#include "driver_rtl.h"
+
+
+//static int rtl871x_sta_remove_ops(void *priv, const u8 *addr);
+
+struct rtl871x_driver_data {
+	struct hostapd_data *hapd;
+
+	char	iface[IFNAMSIZ + 1];
+	int     ifindex;
+	struct l2_packet_data *l2_sock;/* socket for sending eapol frames*/
+	struct l2_packet_data *l2_sock_recv;/* raw packet recv socket from bridge interface*/
+#ifdef CONFIG_MGNT_L2SOCK
+	struct l2_packet_data *mgnt_l2_sock; /* socket for tx/rx management frames*/
+#else
+	int	mgnt_sock;/* socket for tx/rx management frames*/
+#endif
+	int	ioctl_sock;			/* socket for ioctl() use */
+	int	wext_sock;			/* socket for wireless events */
+
+	struct netlink_data *netlink;
+
+	int	we_version;
+
+	u8	hw_mac[ETH_ALEN];
+
+	u8	acct_mac[ETH_ALEN];
+
+	struct hostap_sta_driver_data acct_data;
+
+};
+
+/*
+static const char *ether_sprintf(const u8 *addr)
+{
+	static char buf[sizeof(MACSTR)];
+
+	if (addr != NULL)
+		snprintf(buf, sizeof(buf), MACSTR, MAC2STR(addr));
+	else
+		snprintf(buf, sizeof(buf), MACSTR, 0,0,0,0,0,0);
+
+	return buf;
+}
+*/
+
+#ifndef CONFIG_MLME_OFFLOAD
+static int rtl871x_set_iface_flags(void *priv, int dev_up)
+{
+	struct rtl871x_driver_data *drv = priv;
+	struct ifreq ifr;
+
+	wpa_printf(MSG_DEBUG, "%s: dev_up=%d", __func__, dev_up);
+
+	if (drv->mgnt_sock < 0)
+		return -1;
+
+	memset(&ifr, 0, sizeof(ifr));
+	//os_strlcpy(ifr.ifr_name, drv->iface, IFNAMSIZ);
+	//os_strlcpy(ifr.ifr_name, "mgnt.wlan", IFNAMSIZ);
+	snprintf(ifr.ifr_name, IFNAMSIZ, "mgnt.%s", "wlan0");
+
+	if (ioctl(drv->mgnt_sock, SIOCGIFFLAGS, &ifr) != 0) {
+		perror("ioctl[SIOCGIFFLAGS]");
+		return -1;
+	}
+
+	if (dev_up)
+		ifr.ifr_flags |= IFF_UP;
+	else
+		ifr.ifr_flags &= ~IFF_UP;
+
+	if (ioctl(drv->mgnt_sock, SIOCSIFFLAGS, &ifr) != 0) {
+		perror("ioctl[SIOCSIFFLAGS]");
+		return -1;
+	}
+
+#if 0
+	if (dev_up) {
+		memset(&ifr, 0, sizeof(ifr));
+		os_strlcpy(ifr.ifr_name, drv->iface, IFNAMSIZ);
+		ifr.ifr_mtu = HOSTAPD_MTU;
+		if (ioctl(drv->ioctl_sock, SIOCSIFMTU, &ifr) != 0) {
+			perror("ioctl[SIOCSIFMTU]");
+			printf("Setting MTU failed - trying to survive with "
+			       "current value\n");
+		}
+	}
+#endif
+
+	return 0;
+}
+#endif
+
+static int rtl871x_hostapd_ioctl(struct rtl871x_driver_data *drv, ieee_param *param, int len)
+{
+	struct iwreq iwr;
+
+	memset(&iwr, 0, sizeof(iwr));
+	os_strlcpy(iwr.ifr_name, drv->iface, IFNAMSIZ);
+	iwr.u.data.pointer = (caddr_t) param;
+	iwr.u.data.length = len;
+
+	if (ioctl(drv->ioctl_sock, RTL_IOCTL_HOSTAPD, &iwr) < 0) {
+		perror("ioctl[RTL_IOCTL_HOSTAPD]");
+		return -1;
+	}
+
+	return 0;
+}
+
+static int rtl871x_set_mode(struct rtl871x_driver_data *drv, u32 mode)
+{
+	struct iwreq iwr;
+
+	if (drv->ioctl_sock < 0)
+		return -1;
+
+	memset(&iwr, 0, sizeof(iwr));
+
+	os_strlcpy(iwr.ifr_name, drv->iface, IFNAMSIZ);
+
+	//iwr.u.mode = IW_MODE_MASTER;
+	iwr.u.mode = mode;
+
+	if (ioctl(drv->ioctl_sock, SIOCSIWMODE, &iwr) < 0) {
+		perror("ioctl[SIOCSIWMODE]");
+		printf("Could not set interface to mode(%d)!\n", mode);
+		return -1;
+	}
+
+	return 0;
+
+}
+
+/*
+static int rtl871x_notif_assoc(struct hostapd_data *hapd, const u8 *addr,
+			       const u8 *ie, size_t ielen)
+{
+	struct sta_info *sta;
+	int new_assoc, res;
+
+	//hostapd_logger(hapd, addr, HOSTAPD_MODULE_IEEE80211,
+	//	       HOSTAPD_LEVEL_INFO, "associated");
+
+	sta = ap_get_sta(hapd, addr);
+	if (sta) {
+		accounting_sta_stop(hapd, sta);
+	} else {
+		sta = ap_sta_add(hapd, addr);
+		if (sta == NULL)
+		{
+			rtl871x_sta_remove_ops(hapd->drv_priv, addr);
+			return -1;
+		}
+	}
+	sta->flags &= ~(WLAN_STA_WPS | WLAN_STA_MAYBE_WPS);
+
+	if (hapd->conf->wpa) {
+		if (ie == NULL || ielen == 0) {
+			if (hapd->conf->wps_state) {
+				wpa_printf(MSG_DEBUG, "STA did not include "
+					   "WPA/RSN IE in (Re)Association "
+					   "Request - possible WPS use");
+				sta->flags |= WLAN_STA_MAYBE_WPS;
+				goto skip_wpa_check;
+			}
+
+			wpa_printf(MSG_DEBUG, "No WPA/RSN IE from STA");
+			return -1;
+		}
+		if (hapd->conf->wps_state && ie[0] == 0xdd && ie[1] >= 4 &&
+		    os_memcmp(ie + 2, "\x00\x50\xf2\x04", 4) == 0) {
+			sta->flags |= WLAN_STA_WPS;
+			goto skip_wpa_check;
+		}
+
+		if (sta->wpa_sm == NULL)
+			sta->wpa_sm = wpa_auth_sta_init(hapd->wpa_auth,
+							sta->addr);
+		if (sta->wpa_sm == NULL) {
+			wpa_printf(MSG_ERROR, "Failed to initialize WPA state "
+				   "machine");
+			return -1;
+		}
+		res = wpa_validate_wpa_ie(hapd->wpa_auth, sta->wpa_sm,
+					  ie, ielen, NULL, 0);
+		if (res != WPA_IE_OK) {
+			wpa_printf(MSG_DEBUG, "WPA/RSN information element "
+				   "rejected? (res %u)", res);
+			wpa_hexdump(MSG_DEBUG, "IE", ie, ielen);
+			return -1;
+		}
+	} else if (hapd->conf->wps_state) {
+		if (ie && ielen > 4 && ie[0] == 0xdd && ie[1] >= 4 &&
+		    os_memcmp(ie + 2, "\x00\x50\xf2\x04", 4) == 0) {
+			sta->flags |= WLAN_STA_WPS;
+		} else
+			sta->flags |= WLAN_STA_MAYBE_WPS;
+	}
+skip_wpa_check:
+
+	new_assoc = (sta->flags & WLAN_STA_ASSOC) == 0;
+	sta->flags |= WLAN_STA_AUTH | WLAN_STA_ASSOC;
+	wpa_auth_sm_event(sta->wpa_sm, WPA_ASSOC);
+
+	hostapd_new_assoc_sta(hapd, sta, !new_assoc);
+
+	ieee802_1x_notify_port_enabled(sta->eapol_sm, 1);
+
+	return 0;
+}
+*/
+
+static int rtl871x_get_sta_wpaie(struct rtl871x_driver_data *drv, u8 *iebuf, u8 *addr)
+{
+	struct ieee_param param;
+
+	printf("+%s, " MACSTR " is sta's address\n", __func__, MAC2STR(addr));
+
+	memset(&param, 0, sizeof(param));
+
+	param.cmd = RTL871X_HOSTAPD_GET_WPAIE_STA;
+
+	memcpy(param.sta_addr, addr, ETH_ALEN);
+
+	if (rtl871x_hostapd_ioctl(drv, &param, sizeof(param))) {
+		printf("Could not get sta wpaie from kernel driver.\n");
+		return -1;
+	}
+
+
+	if(param.u.wpa_ie.len > 32)
+		return -1;
+
+	memcpy(iebuf, param.u.wpa_ie.reserved, param.u.wpa_ie.len);
+
+	return 0;
+
+}
+
+static int rtl871x_del_sta(struct rtl871x_driver_data *drv, u8 *addr)
+{
+	struct hostapd_data *hapd = drv->hapd;
+
+#if 1
+
+	//union wpa_event_data event;
+	//os_memset(&event, 0, sizeof(event));
+	//event.disassoc_info.addr = addr;
+	//wpa_supplicant_event(hapd, EVENT_DISASSOC, &event);
+
+	drv_event_disassoc(hapd, addr);
+
+#else
+
+	struct sta_info *sta;
+
+	//hostapd_logger(hapd, addr, HOSTAPD_MODULE_IEEE80211,
+	//	       HOSTAPD_LEVEL_INFO, "disassociated");
+
+	sta = ap_get_sta(hapd, addr);
+	if (sta != NULL)
+	{
+		sta->flags &= ~(WLAN_STA_AUTH | WLAN_STA_ASSOC);
+		wpa_auth_sm_event(sta->wpa_sm, WPA_DISASSOC);
+		sta->acct_terminate_cause = RADIUS_ACCT_TERMINATE_CAUSE_USER_REQUEST;
+		ieee802_1x_notify_port_enabled(sta->eapol_sm, 0);
+		ap_free_sta(hapd, sta);
+	}
+	else
+	{
+		wpa_printf(MSG_DEBUG, "Disassociation notification for "
+			   "unknown STA " MACSTR, MAC2STR(addr));
+	}
+#endif
+
+	return 0;
+
+}
+
+static int rtl871x_new_sta(struct rtl871x_driver_data *drv, u8 *addr)
+{
+	struct hostapd_data *hapd = drv->hapd;
+	//struct ieee80211req_wpaie ie;
+	int ielen = 0, res=0;
+	//u8 *iebuf = NULL;
+	u8 iebuf[32], *piebuf=NULL;
+
+	/*
+	 * Fetch negotiated WPA/RSN parameters from the driver.
+	 */
+	//memset(&ie, 0, sizeof(ie));
+	//memcpy(ie.wpa_macaddr, addr, IEEE80211_ADDR_LEN);
+	memset(iebuf, 0 , sizeof(iebuf));
+	if (rtl871x_get_sta_wpaie(drv, iebuf, addr)) {
+	//if (set80211priv(drv, IEEE80211_IOCTL_GETWPAIE, &ie, sizeof(ie))) {
+
+		wpa_printf(MSG_DEBUG, "%s: Failed to get WPA/RSN IE: %s",
+			   __func__, strerror(errno));
+		goto no_ie;
+	}
+
+	//wpa_hexdump(MSG_MSGDUMP, "req WPA IE",
+	//	    ie.wpa_ie, IEEE80211_MAX_OPT_IE);
+
+	//wpa_hexdump(MSG_MSGDUMP, "req RSN IE",
+	//	    ie.rsn_ie, IEEE80211_MAX_OPT_IE);
+
+	//iebuf = ie.wpa_ie;
+
+/*
+	if (iebuf[0] != WLAN_EID_VENDOR_SPECIFIC)
+		iebuf[1] = 0;
+	if (iebuf[1] == 0 && ie.rsn_ie[1] > 0) {
+		iebuf = ie.rsn_ie;
+		if (iebuf[0] != WLAN_EID_RSN)
+			iebuf[1] = 0;
+	}
+*/
+
+	if ((iebuf[0] == WLAN_EID_VENDOR_SPECIFIC) || (iebuf[0] == WLAN_EID_RSN) )
+	{
+		piebuf = iebuf;
+		ielen = iebuf[1];
+
+		if (ielen == 0)
+			piebuf = NULL;
+		else
+			ielen += 2;
+	}
+
+no_ie:
+
+	//res = rtl871x_notif_assoc(hapd, addr, piebuf, ielen);
+	//drv_event_assoc(hapd, addr, piebuf, ielen);
+	drv_event_assoc(hapd, addr, piebuf, ielen, 0);
+
+	if (memcmp(addr, drv->acct_mac, ETH_ALEN) == 0) {
+		/* Cached accounting data is not valid anymore. */
+		memset(drv->acct_mac, 0, ETH_ALEN);
+		memset(&drv->acct_data, 0, sizeof(drv->acct_data));
+	}
+
+	return res;
+
+}
+
+static void rtl871x_wireless_event_wireless(struct rtl871x_driver_data *drv,
+					    char *data, int len)
+{
+	struct iw_event iwe_buf, *iwe = &iwe_buf;
+	char *pos, *end, *custom, *buf;
+
+	pos = data;
+	end = data + len;
+
+	while (pos + IW_EV_LCP_LEN <= end) {
+		/* Event data may be unaligned, so make a local, aligned copy
+		 * before processing. */
+		memcpy(&iwe_buf, pos, IW_EV_LCP_LEN);
+		wpa_printf(MSG_MSGDUMP, "Wireless event: cmd=0x%x len=%d",
+			   iwe->cmd, iwe->len);
+		if (iwe->len <= IW_EV_LCP_LEN)
+			return;
+
+		custom = pos + IW_EV_POINT_LEN;
+		if (drv->we_version > 18 &&
+		    (iwe->cmd == IWEVMICHAELMICFAILURE ||
+		     iwe->cmd == IWEVCUSTOM)) {
+			/* WE-19 removed the pointer from struct iw_point */
+			char *dpos = (char *) &iwe_buf.u.data.length;
+			int dlen = dpos - (char *) &iwe_buf;
+			memcpy(dpos, pos + IW_EV_LCP_LEN,
+			       sizeof(struct iw_event) - dlen);
+		} else {
+			memcpy(&iwe_buf, pos, sizeof(struct iw_event));
+			custom += IW_EV_POINT_OFF;
+		}
+
+		//printf("got wireless event, iwe->cmd=%d\n", iwe->cmd);
+
+		switch (iwe->cmd) {
+		case IWEVEXPIRED:
+			rtl871x_del_sta(drv, (u8 *)iwe->u.addr.sa_data);
+			break;
+		case IWEVREGISTERED:
+			if(rtl871x_new_sta(drv, (u8 *)iwe->u.addr.sa_data))
+			{
+				printf("Failed to add new sta: "MACSTR" \n", MAC2STR((u8 *)iwe->u.addr.sa_data));
+			}
+			break;
+		case IWEVCUSTOM:
+			if (custom + iwe->u.data.length > end)
+				return;
+			buf = malloc(iwe->u.data.length + 1);
+			if (buf == NULL)
+				return;		/* XXX */
+			memcpy(buf, custom, iwe->u.data.length);
+			buf[iwe->u.data.length] = '\0';
+			//madwifi_wireless_event_wireless_custom(drv, buf);
+			free(buf);
+			break;
+		}
+
+		pos += iwe->len;
+	}
+
+}
+
+#if 1
+static void rtl871x_wireless_event_rtm_newlink(void *ctx,
+				   struct ifinfomsg *ifi, u8 *buf, size_t len)
+{
+	struct rtl871x_driver_data *drv = ctx;
+	int attrlen, rta_len;
+	struct rtattr *attr;
+
+	if (ifi->ifi_index != drv->ifindex)
+		return;
+
+	attrlen = len;
+	attr = (struct rtattr *) buf;
+
+	rta_len = RTA_ALIGN(sizeof(struct rtattr));
+	while (RTA_OK(attr, attrlen)) {
+		if (attr->rta_type == IFLA_WIRELESS) {
+			rtl871x_wireless_event_wireless(
+				drv, ((char *) attr) + rta_len,
+				attr->rta_len - rta_len);
+		}
+		attr = RTA_NEXT(attr, attrlen);
+	}
+}
+
+#else
+static void rtl871x_wireless_event_rtm_newlink(struct rtl871x_driver_data *drv,
+					       struct nlmsghdr *h, int len)
+{
+	struct ifinfomsg *ifi;
+	int attrlen, nlmsg_len, rta_len;
+	struct rtattr * attr;
+
+	if (len < (int) sizeof(*ifi))
+		return;
+
+	ifi = NLMSG_DATA(h);
+
+	if (ifi->ifi_index != drv->ifindex)
+		return;
+
+	nlmsg_len = NLMSG_ALIGN(sizeof(struct ifinfomsg));
+
+	attrlen = h->nlmsg_len - nlmsg_len;
+	if (attrlen < 0)
+		return;
+
+	attr = (struct rtattr *) (((char *) ifi) + nlmsg_len);
+
+	rta_len = RTA_ALIGN(sizeof(struct rtattr));
+	while (RTA_OK(attr, attrlen)) {
+		if (attr->rta_type == IFLA_WIRELESS) {
+			rtl871x_wireless_event_wireless(
+				drv, ((char *) attr) + rta_len,
+				attr->rta_len - rta_len);
+		}
+		attr = RTA_NEXT(attr, attrlen);
+	}
+}
+#endif
+
+/*
+static void rtl871x_wireless_event_receive(int sock, void *eloop_ctx, void *sock_ctx)
+{
+	char buf[256];//!!!
+	int left;
+	struct sockaddr_nl from;
+	socklen_t fromlen;
+	struct nlmsghdr *h;
+	struct rtl871x_driver_data *drv = eloop_ctx;
+
+	//printf("+rtl871x_wireless_event_receive\n");
+
+	fromlen = sizeof(from);
+	left = recvfrom(sock, buf, sizeof(buf), MSG_DONTWAIT,
+			(struct sockaddr *) &from, &fromlen);
+	if (left < 0) {
+		if (errno != EINTR && errno != EAGAIN)
+			perror("recvfrom(netlink)");
+		return;
+	}
+
+	h = (struct nlmsghdr *)buf;
+	while (left >= (int) sizeof(*h)) {
+		int len, plen;
+
+		len = h->nlmsg_len;
+		plen = len - sizeof(*h);//payload len
+		if (len > left || plen < 0) {
+			printf("Malformed netlink message: "
+			       "len=%d left=%d plen=%d\n",
+			       len, left, plen);
+			break;
+		}
+
+		switch (h->nlmsg_type) {
+		case RTM_NEWLINK:
+			rtl871x_wireless_event_rtm_newlink(drv, h, plen);
+			break;
+		}
+
+		len = NLMSG_ALIGN(len);
+		left -= len;
+		h = (struct nlmsghdr *) ((char *) h + len);
+	}
+
+	if (left > 0) {
+		printf("%d extra bytes in the end of netlink message\n", left);
+	}
+
+}
+*/
+
+static int rtl871x_wireless_event_init(struct rtl871x_driver_data *drv)
+{
+	struct netlink_config *cfg;
+
+	//madwifi_get_we_version(drv);
+
+	cfg = os_zalloc(sizeof(*cfg));
+	if (cfg == NULL)
+		return -1;
+	cfg->ctx = drv;
+	cfg->newlink_cb = rtl871x_wireless_event_rtm_newlink;
+	drv->netlink = netlink_init(cfg);
+	if (drv->netlink == NULL) {
+		os_free(cfg);
+		return -1;
+	}
+
+	return 0;
+}
+
+/*
+static int rtl871x_wireless_event_init_ops(void *priv)
+{
+	int s;
+	struct sockaddr_nl local;
+	struct rtl871x_driver_data *drv = priv;
+
+	//madwifi_get_we_version(drv);
+
+	drv->wext_sock = -1;
+
+	s = socket(PF_NETLINK, SOCK_RAW, NETLINK_ROUTE);
+	if (s < 0) {
+		perror("socket(PF_NETLINK,SOCK_RAW,NETLINK_ROUTE)");
+		return -1;
+	}
+
+	memset(&local, 0, sizeof(local));
+	local.nl_family = AF_NETLINK;
+	local.nl_groups = RTMGRP_LINK;
+	if (bind(s, (struct sockaddr *) &local, sizeof(local)) < 0) {
+		perror("bind(netlink)");
+		close(s);
+		return -1;
+	}
+
+	eloop_register_read_sock(s, rtl871x_wireless_event_receive, drv, NULL);
+	drv->wext_sock = s;
+
+	return 0;
+
+}
+
+static void rtl871x_wireless_event_deinit_ops(void *priv)
+{
+	struct rtl871x_driver_data *drv = priv;
+
+	if (drv != NULL) {
+		if (drv->wext_sock < 0)
+			return;
+		eloop_unregister_read_sock(drv->wext_sock);
+		close(drv->wext_sock);
+	}
+}
+*/
+
+#if 1
+static void rtl871x_handle_read(void *ctx, const u8 *src_addr, const u8 *buf, size_t len)
+{
+	struct rtl871x_driver_data *drv = ctx;
+	drv_event_eapol_rx(drv->hapd, src_addr, buf + sizeof(struct l2_ethhdr),
+			   len - sizeof(struct l2_ethhdr));
+}
+#else
+static void rtl871x_handle_read(void *ctx, const u8 *src_addr, const u8 *buf, size_t len)
+{
+	struct rtl871x_driver_data *drv = ctx;
+	struct hostapd_data *hapd = drv->hapd;
+	struct sta_info *sta;
+
+	sta = ap_get_sta(hapd, src_addr);
+	if (!sta || !(sta->flags & WLAN_STA_ASSOC)) {
+		printf("Data frame from not associated STA %s\n",
+		       ether_sprintf(src_addr));
+		/* XXX cannot happen */
+		return;
+	}
+	ieee802_1x_receive(hapd, src_addr, buf + sizeof(struct l2_ethhdr),
+			   len - sizeof(struct l2_ethhdr));
+}
+#endif
+
+static int rtl871x_send_eapol_ops(void *priv, const u8 *addr, const u8 *data, size_t data_len,
+		   int encrypt, const u8 *own_addr, u32 flags)
+{
+	struct rtl871x_driver_data *drv = priv;
+	unsigned char buf[3000];
+	unsigned char *bp = buf;
+	struct l2_ethhdr *eth;
+	size_t len;
+	int status;
+
+	printf("+rtl871x_send_eapol\n");
+
+	/*
+	 * Prepend the Ethernet header.  If the caller left us
+	 * space at the front we could just insert it but since
+	 * we don't know we copy to a local buffer.  Given the frequency
+	 * and size of frames this probably doesn't matter.
+	 */
+	len = data_len + sizeof(struct l2_ethhdr);
+	if (len > sizeof(buf)) {
+		bp = malloc(len);
+		if (bp == NULL) {
+			printf("EAPOL frame discarded, cannot malloc temp "
+			       "buffer of size %lu!\n", (unsigned long) len);
+			return -1;
+		}
+	}
+
+	eth = (struct l2_ethhdr *) bp;
+	memcpy(eth->h_dest, addr, ETH_ALEN);
+	memcpy(eth->h_source, own_addr, ETH_ALEN);
+	eth->h_proto = htons(ETH_P_EAPOL);
+	memcpy(eth+1, data, data_len);
+
+	wpa_hexdump(MSG_MSGDUMP, "TX EAPOL", bp, len);
+
+	status = l2_packet_send(drv->l2_sock, addr, ETH_P_EAPOL, bp, len);
+
+	if (bp != buf)
+		free(bp);
+
+	return status;
+
+}
+
+#ifndef CONFIG_MLME_OFFLOAD
+static void rtl871x_receive_mgnt(struct rtl871x_driver_data *drv , const u8 *buf, size_t len)
+{
+	const struct ieee80211_mgmt *mgmt;
+	//const u8 *end, *ie;
+	u16 fc, type, stype;
+	//size_t ie_len;
+	struct hostapd_data *hapd = drv->hapd;
+
+	//printf("+rtl871x_receive_mgnt, " MACSTR " is our address\n", MAC2STR(hapd->own_addr));
+
+
+#if 0
+	{
+		int i;
+		for(i=0; i<len; i+=8)
+		{
+			printf("%x:%x:%x:%x:%x:%x:%x:%x\n", buf[i], buf[i+1], buf[i+2], buf[i+3], buf[i+4], buf[i+5], buf[i+6], buf[i+7]);
+		}
+
+	}
+#endif
+
+	if (len < IEEE80211_HDRLEN + sizeof(mgmt->u.probe_req))
+		return;
+
+	mgmt = (const struct ieee80211_mgmt *)buf;
+
+	fc = le_to_host16(mgmt->frame_control);
+	type = WLAN_FC_GET_TYPE(fc);
+	stype = WLAN_FC_GET_STYPE(fc);
+
+#if 1
+	if (WLAN_FC_GET_TYPE(fc) == WLAN_FC_TYPE_MGMT &&
+	    WLAN_FC_GET_STYPE(fc) == WLAN_FC_STYPE_PROBE_RESP)
+	{
+		//printf("MGNT Frame - PROBE_RESP Frame\n");
+	}
+#endif
+
+	//end = buf + len;
+	//ie = mgmt->u.probe_req.variable;
+	//ie_len = len - (IEEE80211_HDRLEN + sizeof(mgmt->u.probe_req));
+	//hostapd_wps_probe_req_rx(drv->hapd, mgmt->sa, ie, ie_len);
+
+	switch (type) {
+	case WLAN_FC_TYPE_MGMT:
+		if (stype != WLAN_FC_STYPE_BEACON)
+			wpa_printf(MSG_MSGDUMP, "MGMT");
+
+
+
+		if (stype == WLAN_FC_STYPE_PROBE_REQ)
+		{
+
+		}
+		else
+		{
+			//printf("rtl871x_receive_mgnt, type=0x%x, stype=0x%x\n", type, stype);
+		}
+
+
+		//ieee802_11_mgmt(hapd, (u8 *)buf, len, stype, NULL);
+
+		break;
+	case WLAN_FC_TYPE_CTRL:
+		printf("rtl871x_receive_mgnt, CTRL\n");
+		break;
+	case WLAN_FC_TYPE_DATA:
+		printf("rtl871x_receive_mgnt, DATA\n");
+		//handle_data(hapd, buf, data_len, stype);
+		break;
+	default:
+		printf("unknown frame type %d\n", type);
+		break;
+	}
+
+
+}
+
+#ifdef CONFIG_MGNT_L2SOCK
+static void rtl871x_recvive_mgmt_frame(void *ctx, const u8 *src_addr, const u8 *buf,
+				size_t len)
+{
+	struct rtl871x_driver_data *drv = ctx;
+
+	rtl871x_receive_mgnt(drv, buf, len);
+}
+#else
+static void rtl871x_recvive_mgmt_frame(int sock, void *eloop_ctx, void *sock_ctx)
+{
+#if 0
+	int len;
+	unsigned char buf[1024];
+	struct hostapd_data *hapd = (struct hostapd_data *)eloop_ctx;
+	struct rtl871x_driver_data *drv = (struct rtl871x_driver_data *)hapd->drv_priv;
+
+	len = recv(sock, buf, sizeof(buf), 0);
+	if (len < 0) {
+		perror("recv");
+		return;
+	}
+
+	rtl871x_receive_mgnt(drv, buf, len);
+#endif
+}
+
+static int rtl871x_mgnt_sock_init(struct rtl871x_driver_data *drv, const char *name)
+{
+	int sock;
+	struct ifreq ifr;
+	struct sockaddr_ll addr;
+
+	sock = socket(PF_PACKET, SOCK_RAW, htons(ETH_P_ALL));
+	if (sock < 0) {
+		perror("socket[PF_PACKET,SOCK_RAW]");
+		return -1;
+	}
+
+	if (eloop_register_read_sock(sock, rtl871x_recvive_mgmt_frame, drv->hapd, NULL))
+	{
+		printf("Could not register read socket\n");
+		return -1;
+	}
+
+	memset(&ifr, 0, sizeof(ifr));
+	//snprintf(ifr.ifr_name, sizeof(ifr.ifr_name), "%sap", drv->iface);
+	os_strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
+        if (ioctl(sock, SIOCGIFINDEX, &ifr) != 0) {
+		perror("ioctl(SIOCGIFINDEX)");
+		return -1;
+        }
+
+	//if (rtl871x_set_iface_flags(drv, 1)) {
+	//	return -1;
+	//}
+
+	memset(&addr, 0, sizeof(addr));
+	addr.sll_family = AF_PACKET;
+	addr.sll_ifindex = ifr.ifr_ifindex;
+	wpa_printf(MSG_DEBUG, "Opening raw packet socket for ifindex %d",
+		   addr.sll_ifindex);
+
+	if (bind(sock, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
+		perror("bind");
+		return -1;
+	}
+
+        memset(&ifr, 0, sizeof(ifr));
+        os_strlcpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
+        if (ioctl(sock, SIOCGIFHWADDR, &ifr) != 0) {
+		perror("ioctl(SIOCGIFHWADDR)");
+		return -1;
+        }
+
+
+	if (ifr.ifr_hwaddr.sa_family != ARPHRD_ETHER) {
+		printf("Invalid HW-addr family 0x%04x\n",
+		       ifr.ifr_hwaddr.sa_family);
+		return -1;
+	}
+
+	//memcpy(drv->hapd->own_addr, ifr.ifr_hwaddr.sa_data, ETH_ALEN);
+
+	return sock;
+
+}
+#endif
+#endif
+
+static void rtl871x_handle_tx_callback(struct hostapd_data *hapd, u8 *buf, size_t len,
+			       int ok)
+{
+#if 0
+	struct ieee80211_hdr *hdr;
+	u16 fc, type, stype;
+	struct sta_info *sta;
+
+	//printf("%s\n", __func__);
+
+	hdr = (struct ieee80211_hdr *) buf;
+	fc = le_to_host16(hdr->frame_control);
+
+	type = WLAN_FC_GET_TYPE(fc);
+	stype = WLAN_FC_GET_STYPE(fc);
+
+	switch (type) {
+	case WLAN_FC_TYPE_MGMT:
+		//printf("MGMT (TX callback) %s\n",
+		//	   ok ? "ACK" : "fail");
+		ieee802_11_mgmt_cb(hapd, buf, len, stype, ok);
+		break;
+	case WLAN_FC_TYPE_CTRL:
+		printf("CTRL (TX callback) %s\n",
+			   ok ? "ACK" : "fail");
+		break;
+	case WLAN_FC_TYPE_DATA:
+		printf("DATA (TX callback) %s\n",
+			   ok ? "ACK" : "fail");
+		sta = ap_get_sta(hapd, hdr->addr1);
+		if (sta && sta->flags & WLAN_STA_PENDING_POLL) {
+			wpa_printf(MSG_DEBUG, "STA " MACSTR
+				   " %s pending activity poll",
+				   MAC2STR(sta->addr),
+				   ok ? "ACKed" : "did not ACK");
+			if (ok)
+				sta->flags &= ~WLAN_STA_PENDING_POLL;
+		}
+		if (sta)
+			ieee802_1x_tx_status(hapd, sta, buf, len, ok);
+		break;
+	default:
+		printf("unknown TX callback frame type %d\n", type);
+		break;
+	}
+#endif
+}
+
+static int rtl871x_send_mgnt(struct rtl871x_driver_data *drv, const void *msg, size_t len)
+{
+	int res=0;
+
+	return res;
+}
+
+static int rtl871x_send_mgmt_frame_ops(void *priv, const void *msg, size_t len,
+				  int flags)
+{
+	struct rtl871x_driver_data *drv = priv;
+	//struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)msg;
+	int res=0;
+
+	//printf("%s\n", __func__);
+
+
+	//hdr->frame_control |= host_to_le16(BIT(1));/* Request TX callback */
+#ifdef CONFIG_MGNT_L2SOCK
+	//res = send(drv->mgnt_l2_sock, msg, len, flags);
+	//res = l2_packet_send(drv->mgnt_l2_sock, addr, ETH_P_EAPOL, msg, len);
+	if(drv->mgnt_l2_sock == NULL)
+		return res;
+
+	res = l2_packet_send(drv->mgnt_l2_sock, NULL, ETH_P_80211_RAW, msg, len);
+#else
+
+	if(drv->mgnt_sock < 0)
+		return res;
+
+	res = send(drv->mgnt_sock, msg, len, flags);
+#endif
+	//hdr->frame_control &= ~host_to_le16(BIT(1));
+
+
+	rtl871x_send_mgnt(drv, msg, len);
+
+	rtl871x_handle_tx_callback(drv->hapd, (u8*)msg, len, 1);
+
+	return res;
+
+}
+
+/*
+static int rtl871x_driver_send_ether_ops(void *priv, const u8 *dst, const u8 *src,
+				  u16 proto, const u8 *data, size_t data_len)
+{
+	return 0;
+}
+*/
+
+static struct hostapd_hw_modes *rtl871x_get_hw_feature_data_ops(void *priv,
+							    u16 *num_modes,
+							    u16 *flags)
+{
+
+#define MAX_NUM_CHANNEL (14)
+#define MAX_NUM_CHANNEL_5G (24)
+
+	struct hostapd_hw_modes *modes;
+	size_t i;
+        int k;
+
+	*num_modes = 3;
+	*flags = 0;
+
+	modes = os_zalloc(*num_modes * sizeof(struct hostapd_hw_modes));
+	if (modes == NULL)
+		return NULL;
+
+	//.1
+	modes[0].mode = HOSTAPD_MODE_IEEE80211G;
+	modes[0].num_channels = MAX_NUM_CHANNEL;
+	modes[0].num_rates = 12;
+	modes[0].channels =
+		os_zalloc(MAX_NUM_CHANNEL * sizeof(struct hostapd_channel_data));
+	modes[0].rates = os_zalloc(modes[0].num_rates * sizeof(int));
+	if (modes[0].channels == NULL || modes[0].rates == NULL)
+		goto fail;
+	for (i = 0; i < MAX_NUM_CHANNEL; i++) {
+		modes[0].channels[i].chan = i + 1;
+		modes[0].channels[i].freq = 2412 + 5 * i;
+		modes[0].channels[i].flag = 0;
+		if (i >= 13)
+			modes[0].channels[i].flag = HOSTAPD_CHAN_DISABLED;
+	}
+	modes[0].rates[0] = 10;
+	modes[0].rates[1] = 20;
+	modes[0].rates[2] = 55;
+	modes[0].rates[3] = 110;
+	modes[0].rates[4] = 60;
+	modes[0].rates[5] = 90;
+	modes[0].rates[6] = 120;
+	modes[0].rates[7] = 180;
+	modes[0].rates[8] = 240;
+	modes[0].rates[9] = 360;
+	modes[0].rates[10] = 480;
+	modes[0].rates[11] = 540;
+
+
+	//.2
+	modes[1].mode = HOSTAPD_MODE_IEEE80211B;
+	modes[1].num_channels = MAX_NUM_CHANNEL;
+	modes[1].num_rates = 4;
+	modes[1].channels =
+		os_zalloc(MAX_NUM_CHANNEL * sizeof(struct hostapd_channel_data));
+	modes[1].rates = os_zalloc(modes[1].num_rates * sizeof(int));
+	if (modes[1].channels == NULL || modes[1].rates == NULL)
+		goto fail;
+	for (i = 0; i < MAX_NUM_CHANNEL; i++) {
+		modes[1].channels[i].chan = i + 1;
+		modes[1].channels[i].freq = 2412 + 5 * i;
+		modes[1].channels[i].flag = 0;
+		if (i >= 11)
+			modes[1].channels[i].flag = HOSTAPD_CHAN_DISABLED;
+	}
+	modes[1].rates[0] = 10;
+	modes[1].rates[1] = 20;
+	modes[1].rates[2] = 55;
+	modes[1].rates[3] = 110;
+
+
+	//.3
+	modes[2].mode = HOSTAPD_MODE_IEEE80211A;
+#ifdef CONFIG_DRIVER_RTL_DFS
+	modes[2].num_channels = MAX_NUM_CHANNEL_5G;
+#else /* CONFIG_DRIVER_RTL_DFS */
+	modes[2].num_channels = 9;
+#endif /* CONFIG_DRIVER_RTL_DFS */
+
+	modes[2].num_rates = 8;
+	modes[2].channels = os_zalloc(modes[2].num_channels * sizeof(struct hostapd_channel_data));
+	modes[2].rates = os_zalloc(modes[2].num_rates * sizeof(int));
+	if (modes[2].channels == NULL || modes[2].rates == NULL)
+		goto fail;
+
+
+	k = 0;
+	// 5G band1 Channel: 36, 40, 44, 48
+	for (i=0; i < 4; i++) {
+		modes[2].channels[k].chan = 36+(i*4);
+		modes[2].channels[k].freq = 5180+(i*20);
+		modes[2].channels[k].flag = 0;
+		k++;
+	}
+
+#ifdef CONFIG_DRIVER_RTL_DFS
+	// 5G band2 Channel: 52, 56, 60, 64
+	for (i=0; i < 4; i++) {
+		modes[2].channels[k].chan = 52+(i*4);
+		modes[2].channels[k].freq = 5260+(i*20);
+		modes[2].channels[k].flag = 0;
+		k++;
+	}
+
+	// 5G band3 Channel: 100, 104, 108. 112, 116, 120, 124, 128, 132, 136, 140
+	for (i=0; i < 11; i++) {
+		modes[2].channels[k].chan = 100+(i*4);
+		modes[2].channels[k].freq = 5500+(i*20);
+		modes[2].channels[k].flag = 0;
+		k++;
+	}
+#endif /* CONFIG_DRIVER_RTL_DFS */
+
+	// 5G band4 Channel: 149, 153, 157, 161, 165
+	for (i=0; i < 5; i++) {
+		modes[2].channels[k].chan = 149+(i*4);
+		modes[2].channels[k].freq = 5745+(i*20);
+		modes[2].channels[k].flag = 0;
+		k++;
+	}
+
+	modes[2].rates[0] = 60;
+	modes[2].rates[1] = 90;
+	modes[2].rates[2] = 120;
+	modes[2].rates[3] = 180;
+	modes[2].rates[4] = 240;
+	modes[2].rates[5] = 360;
+	modes[2].rates[6] = 480;
+	modes[2].rates[7] = 540;
+
+
+	//
+#if 0
+#define HT_CAP_INFO_LDPC_CODING_CAP		((u16) BIT(0))
+#define HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET	((u16) BIT(1))
+#define HT_CAP_INFO_SMPS_MASK			((u16) (BIT(2) | BIT(3)))
+#define HT_CAP_INFO_SMPS_STATIC			((u16) 0)
+#define HT_CAP_INFO_SMPS_DYNAMIC		((u16) BIT(2))
+#define HT_CAP_INFO_SMPS_DISABLED		((u16) (BIT(2) | BIT(3)))
+#define HT_CAP_INFO_GREEN_FIELD			((u16) BIT(4))
+#define HT_CAP_INFO_SHORT_GI20MHZ		((u16) BIT(5))
+#define HT_CAP_INFO_SHORT_GI40MHZ		((u16) BIT(6))
+#define HT_CAP_INFO_TX_STBC			((u16) BIT(7))
+#define HT_CAP_INFO_RX_STBC_MASK		((u16) (BIT(8) | BIT(9)))
+#define HT_CAP_INFO_RX_STBC_1			((u16) BIT(8))
+#define HT_CAP_INFO_RX_STBC_12			((u16) BIT(9))
+#define HT_CAP_INFO_RX_STBC_123			((u16) (BIT(8) | BIT(9)))
+#define HT_CAP_INFO_DELAYED_BA			((u16) BIT(10))
+#define HT_CAP_INFO_MAX_AMSDU_SIZE		((u16) BIT(11))
+#define HT_CAP_INFO_DSSS_CCK40MHZ		((u16) BIT(12))
+#define HT_CAP_INFO_PSMP_SUPP			((u16) BIT(13))
+#define HT_CAP_INFO_40MHZ_INTOLERANT		((u16) BIT(14))
+#define HT_CAP_INFO_LSIG_TXOP_PROTECT_SUPPORT	((u16) BIT(15))
+#endif
+
+	//HOSTAPD_MODE_IEEE80211G
+	modes[0].ht_capab = HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET|HT_CAP_INFO_SHORT_GI20MHZ|
+			HT_CAP_INFO_SHORT_GI40MHZ|HT_CAP_INFO_MAX_AMSDU_SIZE|HT_CAP_INFO_DSSS_CCK40MHZ;
+
+	modes[0].mcs_set[0]= 0xff;
+	modes[0].mcs_set[1]= 0xff;
+
+	//HOSTAPD_MODE_IEEE80211B
+	modes[1].ht_capab = 0;
+
+	//HOSTAPD_MODE_IEEE80211A
+	modes[2].ht_capab = modes[0].ht_capab;
+
+	modes[2].mcs_set[0]= 0xff;
+	modes[2].mcs_set[1]= 0xff;
+
+	return modes;
+
+fail:
+	if (modes) {
+		for (i = 0; i < *num_modes; i++) {
+			os_free(modes[i].channels);
+			os_free(modes[i].rates);
+		}
+		os_free(modes);
+	}
+
+	return NULL;
+
+}
+
+#if 0
+static int rtl871x_sta_add_ops(const char *ifname, void *priv, const u8 *addr,
+			  u16 aid, u16 capability, u8 *supp_rates,
+			  size_t supp_rates_len, int flags,
+			  u16 listen_interval)
+{
+
+#if 1
+	printf("+%s, " MACSTR " is new sta address added\n", __func__, MAC2STR(addr));
+	return 0;
+#else
+	struct hostap_driver_data *drv = priv;
+	struct prism2_hostapd_param param;
+	int tx_supp_rates = 0;
+	size_t i;
+
+#define WLAN_RATE_1M BIT(0)
+#define WLAN_RATE_2M BIT(1)
+#define WLAN_RATE_5M5 BIT(2)
+#define WLAN_RATE_11M BIT(3)
+
+	for (i = 0; i < supp_rates_len; i++) {
+		if ((supp_rates[i] & 0x7f) == 2)
+			tx_supp_rates |= WLAN_RATE_1M;
+		if ((supp_rates[i] & 0x7f) == 4)
+			tx_supp_rates |= WLAN_RATE_2M;
+		if ((supp_rates[i] & 0x7f) == 11)
+			tx_supp_rates |= WLAN_RATE_5M5;
+		if ((supp_rates[i] & 0x7f) == 22)
+			tx_supp_rates |= WLAN_RATE_11M;
+	}
+
+	memset(&param, 0, sizeof(param));
+	param.cmd = PRISM2_HOSTAPD_ADD_STA;
+	memcpy(param.sta_addr, addr, ETH_ALEN);
+	param.u.add_sta.aid = aid;
+	param.u.add_sta.capability = capability;
+	param.u.add_sta.tx_supp_rates = tx_supp_rates;
+	return hostapd_ioctl(drv, &param, sizeof(param));
+#endif
+}
+
+static int rtl871x_sta_add2_ops(const char *ifname, void *priv,
+			 struct hostapd_sta_add_params *params)
+{
+#if 0
+	ieee_param param;
+	//int i, tx_supp_rates = 0;
+	struct rtl871x_driver_data *drv = priv;
+
+	printf("%s\n", __func__);
+
+	memset(&param, 0, sizeof(param));
+	param.cmd = RTL871X_HOSTAPD_ADD_STA;
+	memcpy(param.sta_addr, params->addr, ETH_ALEN);
+	param.u.add_sta.aid = params->aid;
+	param.u.add_sta.capability = params->capability;
+	param.u.add_sta.flags = params->flags;
+
+	memcpy(param.u.add_sta.tx_supp_rates, params->supp_rates, params->supp_rates_len);
+
+/*
+	for (i = 0; i < params->supp_rates_len; i++)
+	{
+		if ((params->supp_rates[i] & 0x7f) == IEEE80211_CCK_RATE_1MB)
+			tx_supp_rates |= IEEE80211_CCK_RATE_1MB_MASK;
+		if ((params->supp_rates[i] & 0x7f) == IEEE80211_CCK_RATE_2MB)
+			tx_supp_rates |= IEEE80211_CCK_RATE_2MB_MASK;
+		if ((params->supp_rates[i] & 0x7f) == IEEE80211_CCK_RATE_5MB)
+			tx_supp_rates |= IEEE80211_CCK_RATE_5MB_MASK;
+		if ((params->supp_rates[i] & 0x7f) == IEEE80211_CCK_RATE_11MB)
+			tx_supp_rates |= IEEE80211_CCK_RATE_11MB_MASK;
+
+		if ((params->supp_rates[i] & 0x7f) == IEEE80211_OFDM_RATE_6MB)
+			tx_supp_rates |= IEEE80211_OFDM_RATE_6MB_MASK;
+		if ((params->supp_rates[i] & 0x7f) == IEEE80211_OFDM_RATE_9MB)
+			tx_supp_rates |= IEEE80211_OFDM_RATE_9MB_MASK;
+		if ((params->supp_rates[i] & 0x7f) == IEEE80211_OFDM_RATE_12MB)
+			tx_supp_rates |= IEEE80211_OFDM_RATE_12MB_MASK;
+		if ((params->supp_rates[i] & 0x7f) == IEEE80211_OFDM_RATE_18MB)
+			tx_supp_rates |= IEEE80211_OFDM_RATE_18MB_MASK;
+
+		if ((params->supp_rates[i] & 0x7f) == IEEE80211_OFDM_RATE_24MB)
+			tx_supp_rates |= IEEE80211_OFDM_RATE_24MB_MASK;
+		if ((params->supp_rates[i] & 0x7f) == IEEE80211_OFDM_RATE_36MB)
+			tx_supp_rates |= IEEE80211_OFDM_RATE_36MB_MASK;
+		if ((params->supp_rates[i] & 0x7f) == IEEE80211_OFDM_RATE_48MB)
+			tx_supp_rates |= IEEE80211_OFDM_RATE_48MB_MASK;
+		if ((params->supp_rates[i] & 0x7f) == IEEE80211_OFDM_RATE_54MB)
+			tx_supp_rates |= IEEE80211_OFDM_RATE_54MB_MASK;
+
+	}
+
+	param.u.add_sta.tx_supp_rates = tx_supp_rates;
+*/
+
+#ifdef CONFIG_IEEE80211N
+	if (params->ht_capabilities && params->ht_capabilities->length>0)
+	{
+		struct ieee80211_ht_capability *pht_cap = (struct ieee80211_ht_capability *)&params->ht_capabilities->data;
+		memcpy((u8*)&param.u.add_sta.ht_cap, (u8*)pht_cap, sizeof(struct ieee80211_ht_capability));
+
+	}
+#endif /* CONFIG_IEEE80211N */
+
+	return rtl871x_hostapd_ioctl(drv, &param, sizeof(param));
+#else
+	return 0;
+#endif
+}
+#endif
+
+static int rtl871x_sta_remove_ops(void *priv, const u8 *addr)
+{
+	struct rtl871x_driver_data *drv = priv;
+	struct ieee_param param;
+
+	printf("+%s, " MACSTR " is sta address removed\n", __func__, MAC2STR(addr));
+
+	//hostap_sta_set_flags(drv, addr, 0, 0, ~WLAN_STA_AUTHORIZED);
+
+	memset(&param, 0, sizeof(param));
+	param.cmd = RTL871X_HOSTAPD_REMOVE_STA;
+	memcpy(param.sta_addr, addr, ETH_ALEN);
+	if (rtl871x_hostapd_ioctl(drv, &param, sizeof(param))) {
+		printf("Could not remove station from kernel driver.\n");
+		return -1;
+	}
+
+	return 0;
+
+}
+
+#define RTL871X_HIDDEN_SSID_SUPPORT
+#ifdef RTL871X_HIDDEN_SSID_SUPPORT
+static int rtl871x_set_hidden_ssid_ops(const char *iface, void *priv, u8 value)
+{
+	int ret;
+	ieee_param pparam;
+	struct rtl871x_driver_data *drv = priv;
+
+	printf("%s\n", __func__);
+
+	pparam.cmd = RTL871X_HOSTAPD_SET_HIDDEN_SSID;
+	pparam.u.wpa_param.name = 0;
+	pparam.u.wpa_param.value = value;
+
+	ret = rtl871x_hostapd_ioctl(drv, &pparam, sizeof(ieee_param));
+
+	return ret;
+}
+#endif //RTL871X_HIDDEN_SSID_SUPPORT
+
+static int rtl871x_set_beacon_ops(void *priv, struct wpa_driver_ap_params *params)
+{
+	int ret;
+	size_t sz;
+	ieee_param *pparam;
+	struct rtl871x_driver_data *drv = priv;
+	struct hostapd_data *hapd = drv->hapd;
+
+	u8 *ssid_ie;
+	u8 ssid_len;
+	u8 expend_len = 0;
+
+	if((params->head_len<24) ||(!params->head))
+		return -1;
+
+	printf("%s\n", __func__);
+
+
+#ifdef RTL871X_HIDDEN_SSID_SUPPORT
+	rtl871x_set_hidden_ssid_ops(drv->iface, priv, hapd->conf->ignore_broadcast_ssid);
+
+	ssid_ie = (u8 *)get_ie((params->head+24+12), (params->head_len-24-12), WLAN_EID_SSID);
+
+	if(hapd->conf->ignore_broadcast_ssid == 2)
+	{
+		ssid_len = ssid_ie[1];
+
+		//confirm the ssid_len
+		if(ssid_len != hapd->conf->ssid.ssid_len)
+		{
+			printf("%s ssid_len(%u) != hapd->conf->ssid.ssid_len(%lu)!!\n", __func__
+				, ssid_len, hapd->conf->ssid.ssid_len
+			);
+		}
+
+		memcpy(ssid_ie+2, hapd->conf->ssid.ssid, ssid_len);
+	}
+	else if(hapd->conf->ignore_broadcast_ssid == 1)
+	{
+		expend_len = hapd->conf->ssid.ssid_len;
+		printf("%s ignore_broadcast_ssid:%d, %s,%lu, expend_len:%u\n", __func__
+			, hapd->conf->ignore_broadcast_ssid
+			, hapd->conf->ssid.ssid
+			, hapd->conf->ssid.ssid_len
+			, expend_len
+		);
+	}
+#endif //RTL871X_HIDDEN_SSID_SUPPORT
+
+	sz = params->head_len+params->tail_len+12-24 + 2 + expend_len;// 12+2 = cmd+sta_addr+reserved, sizeof(ieee_param)=64, no packed
+	pparam = os_zalloc(sz);
+	if (pparam == NULL) {
+		return -ENOMEM;
+	}
+
+	pparam->cmd = RTL871X_HOSTAPD_SET_BEACON;
+
+	memcpy(pparam->u.bcn_ie.reserved, &hapd->conf->max_num_sta, 2);//for set max_num_sta
+
+#ifdef RTL871X_HIDDEN_SSID_SUPPORT
+	if(hapd->conf->ignore_broadcast_ssid == 1)
+	{
+		u8 *ssid_ie_next = params->head+24+12+2;
+		size_t head_remain_len = params->head_len-24-12-2;
+
+		memcpy(pparam->u.bcn_ie.buf, (params->head+24), 12);
+
+		pparam->u.bcn_ie.buf[12] = WLAN_EID_SSID;
+		pparam->u.bcn_ie.buf[13] = expend_len;
+		memcpy(pparam->u.bcn_ie.buf+12+2, hapd->conf->ssid.ssid, expend_len);
+
+		memcpy(pparam->u.bcn_ie.buf+12+2+expend_len, ssid_ie_next, head_remain_len);// 24=beacon header len.
+		memcpy(&pparam->u.bcn_ie.buf[params->head_len-24+expend_len], params->tail, params->tail_len);
+	}
+	else
+#endif //RTL871X_HIDDEN_SSID_SUPPORT
+	{
+		memcpy(pparam->u.bcn_ie.buf, (params->head+24), (params->head_len-24));// 24=beacon header len.
+		memcpy(&pparam->u.bcn_ie.buf[params->head_len-24], params->tail, params->tail_len);
+	}
+
+	ret = rtl871x_hostapd_ioctl(drv, pparam, sz);
+
+	os_free(pparam);
+
+	//rtl871x_set_max_num_sta(drv);
+
+	return ret;
+
+}
+
+/*
+enum wpa_alg {
+	WPA_ALG_NONE,
+	WPA_ALG_WEP,
+	WPA_ALG_TKIP,
+	WPA_ALG_CCMP,
+	WPA_ALG_IGTK,
+	WPA_ALG_PMK
+};
+*/
+static int rtl871x_set_key_ops(const char *ifname, void *priv, enum wpa_alg alg,
+		const u8 *addr, int idx, int txkey, const u8 *seq,
+		size_t seq_len, const u8 *key, size_t key_len)
+{
+	ieee_param *param;
+	u8 *buf;
+	char *alg_str;
+	size_t blen;
+	int ret = 0;
+	struct rtl871x_driver_data *drv = priv;
+
+	printf("%s\n", __func__);
+
+	blen = sizeof(*param) + key_len;
+	buf = os_zalloc(blen);
+	if (buf == NULL)
+		return -1;
+
+	param = (ieee_param *)buf;
+	param->cmd = RTL871X_SET_ENCRYPTION;
+	if (addr == NULL)
+		memset(param->sta_addr, 0xff, ETH_ALEN);
+	else
+		memcpy(param->sta_addr, addr, ETH_ALEN);
+
+
+	switch (alg) {
+	case WPA_ALG_NONE:
+		alg_str = "none";
+		break;
+	case WPA_ALG_WEP:
+		//cipher = IEEE80211_CIPHER_WEP;
+		alg_str = "WEP";
+		break;
+	case WPA_ALG_TKIP:
+		//cipher = IEEE80211_CIPHER_TKIP;
+		alg_str = "TKIP";
+		break;
+	case WPA_ALG_CCMP:
+		//cipher = IEEE80211_CIPHER_AES_CCM;
+		alg_str = "CCMP";
+		break;
+	default:
+		printf("%s: unknown/unsupported algorithm %d\n",
+			__func__, alg);
+		return -1;
+	}
+
+	os_strlcpy((char *) param->u.crypt.alg, alg_str,
+		   IEEE_CRYPT_ALG_NAME_LEN);
+
+	//param->u.crypt.flags = txkey ? HOSTAP_CRYPT_FLAG_SET_TX_KEY : 0;
+	param->u.crypt.set_tx = txkey ? 1 : 0;
+	param->u.crypt.idx = idx;
+	param->u.crypt.key_len = key_len;
+
+	//memcpy((u8 *) (param + 1), key, key_len);
+	memcpy(param->u.crypt.key, key, key_len);
+
+	if (rtl871x_hostapd_ioctl(drv, param, blen)) {
+		printf("Failed to set encryption.\n");
+		ret = -1;
+	}
+
+	os_free(buf);
+
+	return ret;
+
+}
+
+/*
+static int rtl871x_set_encryption_ops(const char *ifname, void *priv,
+				 const char *alg, const u8 *addr,
+				 int idx, const u8 *key, size_t key_len,
+				 int txkey)
+{
+	ieee_param *param;
+	u8 *buf;
+	size_t blen;
+	int ret = 0;
+	struct rtl871x_driver_data *drv = priv;
+
+	printf("%s\n", __func__);
+#if 0
+	blen = sizeof(*param) + key_len;
+	buf = os_zalloc(blen);
+	if (buf == NULL)
+		return -1;
+
+	param = (ieee_param *)buf;
+	param->cmd = RTL871X_SET_ENCRYPTION;
+	if (addr == NULL)
+		memset(param->sta_addr, 0xff, ETH_ALEN);
+	else
+		memcpy(param->sta_addr, addr, ETH_ALEN);
+
+	os_strlcpy((char *) param->u.crypt.alg, alg,
+		   IEEE_CRYPT_ALG_NAME_LEN);
+
+	//param->u.crypt.flags = txkey ? HOSTAP_CRYPT_FLAG_SET_TX_KEY : 0;
+	param->u.crypt.set_tx = txkey ? 1 : 0;
+	param->u.crypt.idx = idx;
+	param->u.crypt.key_len = key_len;
+
+	//memcpy((u8 *) (param + 1), key, key_len);
+	memcpy(param->u.crypt.key, key, key_len);
+
+	if (rtl871x_hostapd_ioctl(drv, param, blen)) {
+		printf("Failed to set encryption.\n");
+		ret = -1;
+	}
+
+	os_free(buf);
+#endif
+	return ret;
+
+}
+*/
+
+//static int rtl871x_sta_deauth_ops(void *priv, const u8 *addr, int reason)
+static int rtl871x_sta_deauth_ops(void *priv, const u8 *own_addr, const u8 *addr,
+		   int reason)
+{
+	printf("+%s, " MACSTR " is deauth, reason=%d\n", __func__, MAC2STR(addr), reason);
+
+	//struct hostap_driver_data *drv = priv;
+	struct rtl871x_driver_data *drv = priv;
+	struct ieee80211_mgmt mgmt;
+
+	memset(&mgmt, 0, sizeof(mgmt));
+	mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
+					  WLAN_FC_STYPE_DEAUTH);
+
+	memcpy(mgmt.da, addr, ETH_ALEN);
+	//memcpy(mgmt.sa, drv->hapd->own_addr, ETH_ALEN);
+	//memcpy(mgmt.bssid, drv->hapd->own_addr, ETH_ALEN);
+	memcpy(mgmt.sa, own_addr, ETH_ALEN);
+	memcpy(mgmt.bssid, own_addr, ETH_ALEN);
+	mgmt.u.deauth.reason_code = host_to_le16(reason);
+
+	return rtl871x_send_mgmt_frame_ops(drv, &mgmt, IEEE80211_HDRLEN +
+				      sizeof(mgmt.u.deauth), 0);
+
+}
+
+
+//static int rtl871x_sta_disassoc_ops(void *priv, const u8 *addr, int reason)
+static int rtl871x_sta_disassoc_ops(void *priv, const u8 *own_addr, const u8 *addr,
+		     int reason)
+{
+	printf("+%s, " MACSTR " is disassoc, reason=%d\n", __func__, MAC2STR(addr), reason);
+
+	struct rtl871x_driver_data *drv = priv;
+	struct ieee80211_mgmt mgmt;
+
+	memset(&mgmt, 0, sizeof(mgmt));
+	mgmt.frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
+					  WLAN_FC_STYPE_DISASSOC);
+
+	memcpy(mgmt.da, addr, ETH_ALEN);
+	//memcpy(mgmt.sa, drv->hapd->own_addr, ETH_ALEN);
+	//memcpy(mgmt.bssid, drv->hapd->own_addr, ETH_ALEN);
+	memcpy(mgmt.sa, own_addr, ETH_ALEN);
+	memcpy(mgmt.bssid, own_addr, ETH_ALEN);
+
+	mgmt.u.disassoc.reason_code = host_to_le16(reason);
+
+	return  rtl871x_send_mgmt_frame_ops(drv, &mgmt, IEEE80211_HDRLEN +
+				       sizeof(mgmt.u.disassoc), 0);
+
+}
+
+static int rtl871x_set_wps_assoc_resp_ie(struct rtl871x_driver_data *drv, const void *ie, size_t len)
+{
+	int ret;
+	size_t sz;
+	ieee_param *pparam;
+
+
+	printf("%s\n", __func__);
+
+	sz = len + 12 + 2;// 12+2 = cmd+sta_addr+reserved, sizeof(ieee_param)=64, no packed
+	pparam = os_zalloc(sz);
+	if (pparam == NULL) {
+		return -ENOMEM;
+	}
+
+	pparam->cmd = RTL871X_HOSTAPD_SET_WPS_ASSOC_RESP;
+
+	if(ie && len>0)
+	{
+		memcpy(pparam->u.bcn_ie.buf, ie, len);
+	}
+
+	ret = rtl871x_hostapd_ioctl(drv, pparam, sz);
+
+	os_free(pparam);
+
+	return ret;
+
+}
+
+static int rtl871x_set_wps_beacon_ie(struct rtl871x_driver_data *drv, const void *ie, size_t len)
+{
+	int ret;
+	size_t sz;
+	ieee_param *pparam;
+
+
+	printf("%s\n", __func__);
+
+	sz = len + 12 + 2;// 12+2 = cmd+sta_addr+reserved, sizeof(ieee_param)=64, no packed
+	pparam = os_zalloc(sz);
+	if (pparam == NULL) {
+		return -ENOMEM;
+	}
+
+	pparam->cmd = RTL871X_HOSTAPD_SET_WPS_BEACON;
+
+	if(ie && len>0)
+	{
+		memcpy(pparam->u.bcn_ie.buf, ie, len);
+	}
+
+	ret = rtl871x_hostapd_ioctl(drv, pparam, sz);
+
+	os_free(pparam);
+
+	return ret;
+
+}
+
+static int rtl871x_set_wps_probe_resp_ie(struct rtl871x_driver_data *drv, const void *ie, size_t len)
+{
+	int ret;
+	size_t sz;
+	ieee_param *pparam;
+
+
+	printf("%s\n", __func__);
+
+	sz = len + 12 + 2;// 12+2 = cmd+sta_addr+reserved, sizeof(ieee_param)=64, no packed
+	pparam = os_zalloc(sz);
+	if (pparam == NULL) {
+		return -ENOMEM;
+	}
+
+	pparam->cmd = RTL871X_HOSTAPD_SET_WPS_PROBE_RESP;
+
+	if(ie && len>0)
+	{
+		memcpy(pparam->u.bcn_ie.buf, ie, len);
+	}
+
+	ret = rtl871x_hostapd_ioctl(drv, pparam, sz);
+
+	os_free(pparam);
+
+	return ret;
+
+}
+
+static int rtl871x_set_ap_wps_ie(void *priv, const struct wpabuf *beacon,
+		      const struct wpabuf *proberesp, const struct wpabuf *assocresp)
+{
+	struct rtl871x_driver_data *drv = priv;
+
+	if (rtl871x_set_wps_assoc_resp_ie(drv, assocresp ? wpabuf_head(assocresp) : NULL,
+			       assocresp ? wpabuf_len(assocresp) : 0))
+		return -1;
+
+	if (rtl871x_set_wps_beacon_ie(drv, beacon ? wpabuf_head(beacon) : NULL,
+			       beacon ? wpabuf_len(beacon) : 0))
+		return -1;
+
+	return rtl871x_set_wps_probe_resp_ie(drv,
+				  proberesp ? wpabuf_head(proberesp) : NULL,
+				  proberesp ? wpabuf_len(proberesp): 0);
+
+}
+
+static int rtl871x_sta_flush_ops(void *priv)
+{
+	ieee_param param;
+	struct rtl871x_driver_data *drv = priv;
+
+	memset(&param, 0, sizeof(param));
+
+	param.cmd = RTL871X_HOSTAPD_FLUSH;
+
+	return rtl871x_hostapd_ioctl(drv, &param, sizeof(param));
+}
+
+static void *rtl871x_driver_init_ops(struct hostapd_data *hapd, struct wpa_init_params *params)
+{
+	struct rtl871x_driver_data *drv;
+	struct ifreq ifr;
+	//struct iwreq iwr;
+	char	ifrn_name[IFNAMSIZ + 1];//for mgnt_l2_sock/mgnt_sock
+	char brname[IFNAMSIZ];
+
+	drv = os_zalloc(sizeof(struct rtl871x_driver_data));
+	if (drv == NULL) {
+		printf("Could not allocate memory for rtl871x driver data\n");
+		return NULL;
+	}
+
+	drv->hapd = hapd;
+	drv->ioctl_sock = socket(PF_INET, SOCK_DGRAM, 0);
+	if (drv->ioctl_sock < 0) {
+		perror("socket[PF_INET,SOCK_DGRAM]");
+		goto bad;
+	}
+	os_memcpy(drv->iface, params->ifname, sizeof(drv->iface));
+
+	linux_set_iface_flags(drv->ioctl_sock, drv->iface, 1);/*set interface up*/
+
+	os_memset(&ifr, 0, sizeof(ifr));
+	os_strlcpy(ifr.ifr_name, drv->iface, sizeof(ifr.ifr_name));
+	if (ioctl(drv->ioctl_sock, SIOCGIFINDEX, &ifr) != 0) {
+		perror("ioctl(SIOCGIFINDEX)");
+		goto bad;
+	}
+	drv->ifindex = ifr.ifr_ifindex;
+	printf("drv->ifindex=%d\n", drv->ifindex);
+
+	drv->l2_sock = l2_packet_init(drv->iface, NULL, ETH_P_EAPOL,
+					rtl871x_handle_read, drv, 1);
+
+	if (drv->l2_sock == NULL)
+		goto bad;
+
+	if (l2_packet_get_own_addr(drv->l2_sock, params->own_addr))
+		goto bad;
+
+
+	if (params->bridge[0]) {
+		wpa_printf(MSG_DEBUG, "Configure bridge %s for EAPOL traffic.",
+			   params->bridge[0]);
+		drv->l2_sock_recv = l2_packet_init(params->bridge[0], NULL,
+						ETH_P_EAPOL, rtl871x_handle_read, drv,
+						1);
+		if (drv->l2_sock_recv == NULL)
+		{
+			//goto bad;
+			drv->l2_sock_recv = drv->l2_sock;
+			printf("no br0 interface , let l2_sock_recv==l2_sock_xmit=0x%p\n", drv->l2_sock);
+		}
+
+	} else if (linux_br_get(brname, drv->iface) == 0) {
+		wpa_printf(MSG_DEBUG, "Interface in bridge %s; configure for "
+			   "EAPOL receive", brname);
+		drv->l2_sock_recv = l2_packet_init(brname, NULL, ETH_P_EAPOL,
+						rtl871x_handle_read, drv, 1);
+		if (drv->l2_sock_recv == NULL)
+			goto bad;
+	}
+	else
+	{
+		drv->l2_sock_recv = drv->l2_sock;
+		printf("l2_sock_recv==l2_sock_xmit=0x%p\n", drv->l2_sock);
+	}
+
+
+	os_memset(ifrn_name, 0, sizeof(ifrn_name));
+	//snprintf(ifrn_name, sizeof(ifrn_name), "mgnt.%s_rena", drv->iface);
+	snprintf(ifrn_name, sizeof(ifrn_name), "mgnt.%s", "wlan0"/*drv->iface*/);
+#ifdef CONFIG_MGNT_L2SOCK
+	drv->mgnt_l2_sock = NULL;
+	drv->mgnt_l2_sock = l2_packet_init(ifrn_name, NULL, ETH_P_80211_RAW,
+				       rtl871x_recvive_mgmt_frame, drv, 1);
+	if (drv->mgnt_l2_sock == NULL)
+		goto bad;
+
+#else
+
+#ifdef CONFIG_MLME_OFFLOAD
+	drv->mgnt_sock = -1;
+#else
+	drv->mgnt_sock = rtl871x_mgnt_sock_init(drv, ifrn_name);
+	if (drv->mgnt_sock < 0) {
+		goto bad;
+	}
+#endif
+
+#endif
+
+
+	//madwifi_set_iface_flags(drv, 0);	/* mark down during setup */
+	//madwifi_set_privacy(drv->iface, drv, 0); /* default to no privacy */
+
+
+	//linux_set_iface_flags(drv->ioctl_sock, drv->iface, 1);/*set interface up*/
+
+
+	//enter MASTER MODE when init.
+	if(rtl871x_set_mode(drv, IW_MODE_MASTER)<0)
+	{
+		printf("Could not set interface to master mode!\n");
+		goto bad;
+	}
+
+/*
+	memset(&iwr, 0, sizeof(iwr));
+	os_strlcpy(iwr.ifr_name, drv->iface, IFNAMSIZ);
+	iwr.u.mode = IW_MODE_MASTER;
+	if (ioctl(drv->ioctl_sock, SIOCSIWMODE, &iwr) < 0) {
+		perror("ioctl[SIOCSIWMODE]");
+		printf("Could not set interface to master mode!\n");
+		goto bad;
+	}
+*/
+
+#ifndef CONFIG_MLME_OFFLOAD
+	rtl871x_set_iface_flags(drv, 1);	/*set mgnt interface up*/
+#endif
+
+
+	if (rtl871x_wireless_event_init(drv))
+		goto bad;
+
+
+	os_memcpy(drv->hw_mac, params->own_addr, ETH_ALEN);
+
+	return drv;
+
+bad:
+
+	if (drv->l2_sock_recv != NULL && drv->l2_sock_recv != drv->l2_sock)
+		l2_packet_deinit(drv->l2_sock_recv);
+
+	if (drv->l2_sock != NULL)
+		l2_packet_deinit(drv->l2_sock);
+
+	if (drv->ioctl_sock >= 0)
+		close(drv->ioctl_sock);
+
+#ifdef CONFIG_MGNT_L2SOCK
+	if ( drv->mgnt_l2_sock != NULL)
+		l2_packet_deinit(drv->mgnt_l2_sock);
+#else
+	if (drv->mgnt_sock >= 0)
+		close(drv->mgnt_sock);
+#endif
+
+	if (drv != NULL)
+		free(drv);
+
+	return NULL;
+
+}
+
+static void rtl871x_driver_deinit_ops(void *priv)
+{
+	//struct iwreq iwr;
+	struct rtl871x_driver_data *drv = priv;
+
+	//back to INFRA MODE when exit.
+/*
+	memset(&iwr, 0, sizeof(iwr));
+	os_strlcpy(iwr.ifr_name, drv->iface, IFNAMSIZ);
+	iwr.u.mode = IW_MODE_INFRA;
+	if (ioctl(drv->ioctl_sock, SIOCSIWMODE, &iwr) < 0) {
+		perror("ioctl[SIOCSIWMODE]");
+	}
+*/
+	rtl871x_set_mode(drv, IW_MODE_INFRA);
+
+
+	if (drv->ioctl_sock >= 0)
+		close(drv->ioctl_sock);
+
+
+	if (drv->l2_sock_recv != NULL && drv->l2_sock_recv != drv->l2_sock)
+		l2_packet_deinit(drv->l2_sock_recv);
+
+	if(drv->l2_sock)
+		l2_packet_deinit(drv->l2_sock);
+
+	//if (drv->sock_xmit != NULL)
+	//	l2_packet_deinit(drv->sock_xmit);
+
+#ifdef CONFIG_MGNT_L2SOCK
+	if (drv->mgnt_l2_sock)
+		l2_packet_deinit(drv->mgnt_l2_sock);
+#else
+	if (drv->mgnt_sock >= 0)
+		close(drv->mgnt_sock);
+#endif
+
+	os_free(drv);
+
+}
+
+
+const struct wpa_driver_ops wpa_driver_rtw_ops = {
+	.name = "rtl871xdrv",
+	//.init = rtl871x_driver_init_ops,
+	//.deinit = rtl871x_driver_deinit_ops,
+	.hapd_init		= rtl871x_driver_init_ops,
+	.hapd_deinit		= rtl871x_driver_deinit_ops,
+	//.wireless_event_init	= rtl871x_wireless_event_init_ops,
+	//.wireless_event_deinit	= rtl871x_wireless_event_deinit_ops,
+	//.send_eapol		= rtl871x_send_eapol_ops,
+	.hapd_send_eapol	= rtl871x_send_eapol_ops,
+	//.send_ether = rtl871x_driver_send_ether_ops,
+	//.send_mgmt_frame = rtl871x_send_mgmt_frame_ops,
+	.get_hw_feature_data = rtl871x_get_hw_feature_data_ops,
+	//.sta_add = rtl871x_sta_add_ops,
+	//.sta_add2 = rtl871x_sta_add2_ops,
+	.sta_remove = rtl871x_sta_remove_ops,
+	.set_ap = rtl871x_set_beacon_ops,
+	//.set_encryption = rtl871x_set_encryption_ops,
+	.set_key = rtl871x_set_key_ops,
+	.sta_deauth = rtl871x_sta_deauth_ops,
+	.sta_disassoc = rtl871x_sta_disassoc_ops,
+	//.set_wps_beacon_ie = rtl871x_set_wps_beacon_ie_ops,
+	//.set_wps_probe_resp_ie = rtl871x_set_wps_probe_resp_ie_ops,
+	.set_ap_wps_ie = rtl871x_set_ap_wps_ie,
+	.flush			= rtl871x_sta_flush_ops,
+};
+
diff --git a/src/drivers/driver_wext.c b/src/drivers/driver_wext.c
index 791cd5d..c8cb71b 100644
--- a/src/drivers/driver_wext.c
+++ b/src/drivers/driver_wext.c
@@ -1081,6 +1081,38 @@ void wpa_driver_wext_scan_timeout(void *eloop_ctx, void *timeout_ctx)
 	wpa_supplicant_event(timeout_ctx, EVENT_SCAN_RESULTS, NULL);
 }
 
+//added for wps2.0 @20110519
+static int wpa_driver_wext_set_probe_req_ie(struct wpa_driver_wext_data *drv, const u8 *extra_ies,
+				size_t extra_ies_len)
+{
+	unsigned char *pbuf;
+	struct iwreq iwr;	
+	int ret = 0;
+
+	pbuf = os_malloc(extra_ies_len);
+	os_memset(pbuf, 0, extra_ies_len);
+
+	os_memset(&iwr, 0, sizeof(iwr));
+	os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ);
+
+	os_memcpy(pbuf, extra_ies, extra_ies_len);
+
+	iwr.u.data.pointer = (caddr_t)pbuf;
+	iwr.u.data.length = extra_ies_len;
+	iwr.u.data.flags = 0x8766;//magic number
+
+	if (ioctl(drv->ioctl_sock, SIOCSIWPRIV, &iwr) < 0) {
+		perror("ioctl[SIOCSIWMLME]");
+		ret = -1;
+	}
+
+	if(pbuf)
+		os_free(pbuf);
+
+	return ret;
+
+}
+
 
 /**
  * wpa_driver_wext_scan - Request the driver to initiate scan
@@ -1103,6 +1135,10 @@ int wpa_driver_wext_scan(void *priv, struct wpa_driver_scan_params *params)
 		return -1;
 	}
 
+	//added for wps2.0 @20110519
+	wpa_driver_wext_set_probe_req_ie(drv, params->extra_ies,
+				params->extra_ies_len);
+
 	os_memset(&iwr, 0, sizeof(iwr));
 	os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ);
 
diff --git a/src/drivers/drivers.c b/src/drivers/drivers.c
index 00773a7..f422c95 100644
--- a/src/drivers/drivers.c
+++ b/src/drivers/drivers.c
@@ -46,5 +46,8 @@ const struct wpa_driver_ops *const wpa_drivers[] =
 #ifdef CONFIG_DRIVER_NONE
 	&wpa_driver_none_ops,
 #endif /* CONFIG_DRIVER_NONE */
+#ifdef CONFIG_DRIVER_RTW
+	&wpa_driver_rtw_ops,
+#endif /* CONFIG_DRIVER_RTW */
 	NULL
 };
diff --git a/src/drivers/drivers.mak b/src/drivers/drivers.mak
index c6d3f81..a784e03 100644
--- a/src/drivers/drivers.mak
+++ b/src/drivers/drivers.mak
@@ -79,6 +79,10 @@ DRV_CFLAGS += -DCONFIG_DRIVER_BSD
 DRV_OBJS += ../src/drivers/driver_bsd.o
 CONFIG_L2_FREEBSD=y
 CONFIG_DNET_PCAP=y
+ifdef CONFIG_SUPPORT_RTW_DRIVER
+DRV_CFLAGS += -DCONFIG_SUPPORT_RTW_DRIVER -DCONFIG_DRIVER_RTL_DFS
+NEED_AP_MLME=y
+endif
 endif
 
 ifdef CONFIG_DRIVER_OPENBSD
@@ -89,6 +93,17 @@ DRV_CFLAGS += -DCONFIG_DRIVER_OPENBSD
 DRV_OBJS += ../src/drivers/driver_openbsd.o
 endif
 
+ifdef CONFIG_DRIVER_RTW
+#CFLAGS += -DCONFIG_DRIVER_RTL
+#OBJS += driver_rtl.o
+DRV_AP_CFLAGS += -DCONFIG_DRIVER_RTW -DCONFIG_DRIVER_RTL_DFS
+DRV_AP_OBJS += ../src/drivers/driver_rtw.o
+CONFIG_L2_PACKET=linux
+NEED_NETLINK=y
+NEED_LINUX_IOCTL=y
+NEED_AP_MLME=y
+endif
+
 ifdef CONFIG_DRIVER_NONE
 DRV_CFLAGS += -DCONFIG_DRIVER_NONE
 DRV_OBJS += ../src/drivers/driver_none.o
diff --git a/src/eap_peer/eap_wsc.c b/src/eap_peer/eap_wsc.c
index d140c88..df71540 100644
--- a/src/eap_peer/eap_wsc.c
+++ b/src/eap_peer/eap_wsc.c
@@ -565,8 +565,13 @@ send_msg:
 	r = eap_wsc_build_msg(data, ret, id);
 	if (data->state == FAIL && ret->methodState == METHOD_DONE) {
 		/* Use reduced client timeout for WPS to avoid long wait */
+#if 0		/*	Aries add, 2012/06/12,  extend timeout for AP IOT 	*/
+		if (sm->ClientTimeout > 4)
+			sm->ClientTimeout = 4;
+#else
 		if (sm->ClientTimeout > 2)
 			sm->ClientTimeout = 2;
+#endif
 	}
 	return r;
 }
diff --git a/src/wps/wps.c b/src/wps/wps.c
index fade6b6..36cb3de 100644
--- a/src/wps/wps.c
+++ b/src/wps/wps.c
@@ -325,11 +325,15 @@ int wps_is_addr_authorized(const struct wpabuf *msg, const u8 *addr,
 	if (wps_parse_msg(msg, &attr) < 0)
 		return 0;
 
+	return is_selected_pin_registrar(&attr);
+//	Marked by Albert 2011/11/17
+//	Some APs won't carry the AuthorizedMACs in the probe response.
+//	So, skip this check will speed up the process to find the current AP out for WPS handshake.
+/*	
 	if (!attr.version2 && ver1_compat) {
 		/*
 		 * Version 1.0 AP - AuthorizedMACs not used, so revert back to
 		 * old mechanism of using SelectedRegistrar.
-		 */
 		return is_selected_pin_registrar(&attr);
 	}
 
@@ -346,6 +350,7 @@ int wps_is_addr_authorized(const struct wpabuf *msg, const u8 *addr,
 	}
 
 	return 0;
+*/
 }
 
 
diff --git a/src/wps/wps_registrar.c b/src/wps/wps_registrar.c
index fac8bd8..7b41c90 100644
--- a/src/wps/wps_registrar.c
+++ b/src/wps/wps_registrar.c
@@ -589,9 +589,10 @@ static int wps_build_probe_config_methods(struct wps_registrar *reg,
 	 * These are the methods that the AP supports as an Enrollee for adding
 	 * external Registrars.
 	 */
-	methods = reg->wps->config_methods & ~WPS_CONFIG_PUSHBUTTON;
-	methods &= ~(WPS_CONFIG_VIRT_PUSHBUTTON |
-		     WPS_CONFIG_PHY_PUSHBUTTON);
+	methods = reg->wps->config_methods;
+	//methods = reg->wps->config_methods & ~WPS_CONFIG_PUSHBUTTON;
+	//methods &= ~(WPS_CONFIG_VIRT_PUSHBUTTON |
+	//	     WPS_CONFIG_PHY_PUSHBUTTON);
 	wpa_printf(MSG_DEBUG, "WPS:  * Config Methods (%x)", methods);
 	wpabuf_put_be16(msg, ATTR_CONFIG_METHODS);
 	wpabuf_put_be16(msg, 2);