[thirdparty/hostap.git] / src / ap / ap_drv_ops.c

/*
 * hostapd - Driver operations
 * Copyright (c) 2009-2010, Jouni Malinen <j@w1.fi>
 *
 * 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.
 */

#include "utils/includes.h"

#include "utils/common.h"
#include "drivers/driver.h"
#include "common/ieee802_11_defs.h"
#include "hostapd.h"
#include "ieee802_11.h"
#include "sta_info.h"
#include "ap_config.h"
#include "ap_drv_ops.h"


static int hostapd_sta_flags_to_drv(int flags)
{
	int res = 0;
	if (flags & WLAN_STA_AUTHORIZED)
		res |= WPA_STA_AUTHORIZED;
	if (flags & WLAN_STA_WMM)
		res |= WPA_STA_WMM;
	if (flags & WLAN_STA_SHORT_PREAMBLE)
		res |= WPA_STA_SHORT_PREAMBLE;
	if (flags & WLAN_STA_MFP)
		res |= WPA_STA_MFP;
	return res;
}


static int hostapd_set_ap_wps_ie(struct hostapd_data *hapd)
{
	struct wpabuf *beacon, *proberesp;
	int ret;

	if (hapd->driver == NULL || hapd->driver->set_ap_wps_ie == NULL)
		return 0;

	beacon = hapd->wps_beacon_ie;
	proberesp = hapd->wps_probe_resp_ie;

#ifdef CONFIG_P2P
	if (hapd->wps_beacon_ie == NULL && hapd->p2p_beacon_ie == NULL)
		beacon = NULL;
	else {
		beacon = wpabuf_alloc((hapd->wps_beacon_ie ?
				       wpabuf_len(hapd->wps_beacon_ie) : 0) +
				      (hapd->p2p_beacon_ie ?
				       wpabuf_len(hapd->p2p_beacon_ie) : 0));
		if (beacon == NULL)
			return -1;
		if (hapd->wps_beacon_ie)
			wpabuf_put_buf(beacon, hapd->wps_beacon_ie);
		if (hapd->p2p_beacon_ie)
			wpabuf_put_buf(beacon, hapd->p2p_beacon_ie);
	}

	if (hapd->wps_probe_resp_ie == NULL && hapd->p2p_probe_resp_ie == NULL)
		proberesp = NULL;
	else {
		proberesp = wpabuf_alloc(
			(hapd->wps_probe_resp_ie ?
			 wpabuf_len(hapd->wps_probe_resp_ie) : 0) +
			(hapd->p2p_probe_resp_ie ?
			 wpabuf_len(hapd->p2p_probe_resp_ie) : 0));
		if (proberesp == NULL) {
			wpabuf_free(beacon);
			return -1;
		}
		if (hapd->wps_probe_resp_ie)
			wpabuf_put_buf(proberesp, hapd->wps_probe_resp_ie);
		if (hapd->p2p_probe_resp_ie)
			wpabuf_put_buf(proberesp, hapd->p2p_probe_resp_ie);
	}
#endif /* CONFIG_P2P */

	ret = hapd->driver->set_ap_wps_ie(hapd->drv_priv, beacon, proberesp);

#ifdef CONFIG_P2P
	wpabuf_free(beacon);
	wpabuf_free(proberesp);
#endif /* CONFIG_P2P */

	return ret;
}


static int hostapd_send_mgmt_frame(struct hostapd_data *hapd, const void *msg,
			   size_t len)
{
	if (hapd->driver == NULL || hapd->driver->send_mlme == NULL)
		return 0;
	return hapd->driver->send_mlme(hapd->drv_priv, msg, len);
}


static int hostapd_send_eapol(struct hostapd_data *hapd, const u8 *addr,
			      const u8 *data, size_t data_len, int encrypt)
{
	if (hapd->driver == NULL || hapd->driver->hapd_send_eapol == NULL)
		return 0;
	return hapd->driver->hapd_send_eapol(hapd->drv_priv, addr, data,
					     data_len, encrypt,
					     hapd->own_addr);
}


static int hostapd_set_authorized(struct hostapd_data *hapd,
				  struct sta_info *sta, int authorized)
{
	if (authorized) {
		return hostapd_sta_set_flags(hapd, sta->addr,
					     hostapd_sta_flags_to_drv(
						     sta->flags),
					     WPA_STA_AUTHORIZED, ~0);
	}

	return hostapd_sta_set_flags(hapd, sta->addr,
				     hostapd_sta_flags_to_drv(sta->flags),
				     0, ~WPA_STA_AUTHORIZED);
}


static int hostapd_set_key(const char *ifname, struct hostapd_data *hapd,
			   enum wpa_alg alg, const u8 *addr, int key_idx,
			   int set_tx, const u8 *seq, size_t seq_len,
			   const u8 *key, size_t key_len)
{
	if (hapd->driver == NULL || hapd->driver->set_key == NULL)
		return 0;
	return hapd->driver->set_key(ifname, hapd->drv_priv, alg, addr,
				     key_idx, set_tx, seq, seq_len, key,
				     key_len);
}


static int hostapd_read_sta_data(struct hostapd_data *hapd,
				 struct hostap_sta_driver_data *data,
				 const u8 *addr)
{
	if (hapd->driver == NULL || hapd->driver->read_sta_data == NULL)
		return -1;
	return hapd->driver->read_sta_data(hapd->drv_priv, data, addr);
}


static int hostapd_sta_clear_stats(struct hostapd_data *hapd, const u8 *addr)
{
	if (hapd->driver == NULL || hapd->driver->sta_clear_stats == NULL)
		return 0;
	return hapd->driver->sta_clear_stats(hapd->drv_priv, addr);
}


static int hostapd_set_sta_flags(struct hostapd_data *hapd,
				 struct sta_info *sta)
{
	int set_flags, total_flags, flags_and, flags_or;
	total_flags = hostapd_sta_flags_to_drv(sta->flags);
	set_flags = WPA_STA_SHORT_PREAMBLE | WPA_STA_WMM | WPA_STA_MFP;
	if (((!hapd->conf->ieee802_1x && !hapd->conf->wpa) ||
	     sta->auth_alg == WLAN_AUTH_FT) &&
	    sta->flags & WLAN_STA_AUTHORIZED)
		set_flags |= WPA_STA_AUTHORIZED;
	flags_or = total_flags & set_flags;
	flags_and = total_flags | ~set_flags;
	return hostapd_sta_set_flags(hapd, sta->addr, total_flags,
				     flags_or, flags_and);
}


static int hostapd_set_drv_ieee8021x(struct hostapd_data *hapd,
				     const char *ifname, int enabled)
{
	struct wpa_bss_params params;
	os_memset(&params, 0, sizeof(params));
	params.ifname = ifname;
	params.enabled = enabled;
	if (enabled) {
		params.wpa = hapd->conf->wpa;
		params.ieee802_1x = hapd->conf->ieee802_1x;
		params.wpa_group = hapd->conf->wpa_group;
		params.wpa_pairwise = hapd->conf->wpa_pairwise;
		params.wpa_key_mgmt = hapd->conf->wpa_key_mgmt;
		params.rsn_preauth = hapd->conf->rsn_preauth;
	}
	return hostapd_set_ieee8021x(hapd, &params);
}


static int hostapd_set_radius_acl_auth(struct hostapd_data *hapd,
				       const u8 *mac, int accepted,
				       u32 session_timeout)
{
	if (hapd->driver == NULL || hapd->driver->set_radius_acl_auth == NULL)
		return 0;
	return hapd->driver->set_radius_acl_auth(hapd->drv_priv, mac, accepted,
						 session_timeout);
}


static int hostapd_set_radius_acl_expire(struct hostapd_data *hapd,
					 const u8 *mac)
{
	if (hapd->driver == NULL ||
	    hapd->driver->set_radius_acl_expire == NULL)
		return 0;
	return hapd->driver->set_radius_acl_expire(hapd->drv_priv, mac);
}


static int hostapd_set_bss_params(struct hostapd_data *hapd,
				  int use_protection)
{
	int ret = 0;
	int preamble;
#ifdef CONFIG_IEEE80211N
	u8 buf[60], *ht_capab, *ht_oper, *pos;

	pos = buf;
	ht_capab = pos;
	pos = hostapd_eid_ht_capabilities(hapd, pos);
	ht_oper = pos;
	pos = hostapd_eid_ht_operation(hapd, pos);
	if (pos > ht_oper && ht_oper > ht_capab &&
	    hostapd_set_ht_params(hapd, ht_capab + 2, ht_capab[1],
				  ht_oper + 2, ht_oper[1])) {
		wpa_printf(MSG_ERROR, "Could not set HT capabilities "
			   "for kernel driver");
		ret = -1;
	}

#endif /* CONFIG_IEEE80211N */

	if (hostapd_set_cts_protect(hapd, use_protection)) {
		wpa_printf(MSG_ERROR, "Failed to set CTS protect in kernel "
			   "driver");
		ret = -1;
	}

	if (hapd->iface->current_mode &&
	    hapd->iface->current_mode->mode == HOSTAPD_MODE_IEEE80211G &&
	    hostapd_set_short_slot_time(hapd,
					hapd->iface->num_sta_no_short_slot_time
					> 0 ? 0 : 1)) {
		wpa_printf(MSG_ERROR, "Failed to set Short Slot Time option "
			   "in kernel driver");
		ret = -1;
	}

	if (hapd->iface->num_sta_no_short_preamble == 0 &&
	    hapd->iconf->preamble == SHORT_PREAMBLE)
		preamble = SHORT_PREAMBLE;
	else
		preamble = LONG_PREAMBLE;
	if (hostapd_set_preamble(hapd, preamble)) {
		wpa_printf(MSG_ERROR, "Could not set preamble for kernel "
			   "driver");
		ret = -1;
	}

	return ret;
}


static int hostapd_set_beacon(struct hostapd_data *hapd,
			      const u8 *head, size_t head_len,
			      const u8 *tail, size_t tail_len, int dtim_period,
			      int beacon_int)
{
	if (hapd->driver == NULL || hapd->driver->set_beacon == NULL)
		return 0;
	return hapd->driver->set_beacon(hapd->drv_priv,
					head, head_len, tail, tail_len,
					dtim_period, beacon_int);
}


static int hostapd_vlan_if_add(struct hostapd_data *hapd, const char *ifname)
{
	char force_ifname[IFNAMSIZ];
	u8 if_addr[ETH_ALEN];
	return hostapd_if_add(hapd, WPA_IF_AP_VLAN, ifname, NULL, NULL, NULL,
			      force_ifname, if_addr);
}

static int hostapd_vlan_if_remove(struct hostapd_data *hapd,
				  const char *ifname)
{
	return hostapd_if_remove(hapd, WPA_IF_AP_VLAN, ifname);
}


static int hostapd_set_wds_sta(struct hostapd_data *hapd, const u8 *addr,
			       int aid, int val)
{
	if (hapd->driver == NULL || hapd->driver->set_wds_sta == NULL)
		return 0;
	return hapd->driver->set_wds_sta(hapd->drv_priv, addr, aid, val);
}


static int hostapd_set_sta_vlan(const char *ifname, struct hostapd_data *hapd,
				const u8 *addr, int vlan_id)
{
	if (hapd->driver == NULL || hapd->driver->set_sta_vlan == NULL)
		return 0;
	return hapd->driver->set_sta_vlan(hapd->drv_priv, addr, ifname,
					  vlan_id);
}


static int hostapd_get_inact_sec(struct hostapd_data *hapd, const u8 *addr)
{
	if (hapd->driver == NULL || hapd->driver->get_inact_sec == NULL)
		return 0;
	return hapd->driver->get_inact_sec(hapd->drv_priv, addr);
}


static int hostapd_sta_deauth(struct hostapd_data *hapd, const u8 *addr,
			      int reason)
{
	if (hapd->driver == NULL || hapd->driver->sta_deauth == NULL)
		return 0;
	return hapd->driver->sta_deauth(hapd->drv_priv, hapd->own_addr, addr,
					reason);
}


static int hostapd_sta_disassoc(struct hostapd_data *hapd, const u8 *addr,
				int reason)
{
	if (hapd->driver == NULL || hapd->driver->sta_disassoc == NULL)
		return 0;
	return hapd->driver->sta_disassoc(hapd->drv_priv, hapd->own_addr, addr,
					  reason);
}


static int hostapd_sta_add(struct hostapd_data *hapd,
			   const u8 *addr, u16 aid, u16 capability,
			   const u8 *supp_rates, size_t supp_rates_len,
			   u16 listen_interval,
			   const struct ieee80211_ht_capabilities *ht_capab)
{
	struct hostapd_sta_add_params params;

	if (hapd->driver == NULL)
		return 0;
	if (hapd->driver->sta_add == NULL)
		return 0;

	os_memset(&params, 0, sizeof(params));
	params.addr = addr;
	params.aid = aid;
	params.capability = capability;
	params.supp_rates = supp_rates;
	params.supp_rates_len = supp_rates_len;
	params.listen_interval = listen_interval;
	params.ht_capabilities = ht_capab;
	return hapd->driver->sta_add(hapd->drv_priv, &params);
}


static int hostapd_sta_remove(struct hostapd_data *hapd, const u8 *addr)
{
	if (hapd->driver == NULL || hapd->driver->sta_remove == NULL)
		return 0;
	return hapd->driver->sta_remove(hapd->drv_priv, addr);
}


static int hostapd_set_countermeasures(struct hostapd_data *hapd, int enabled)
{
	if (hapd->driver == NULL ||
	    hapd->driver->hapd_set_countermeasures == NULL)
		return 0;
	return hapd->driver->hapd_set_countermeasures(hapd->drv_priv, enabled);
}


void hostapd_set_driver_ops(struct hostapd_driver_ops *ops)
{
	ops->set_ap_wps_ie = hostapd_set_ap_wps_ie;
	ops->send_mgmt_frame = hostapd_send_mgmt_frame;
	ops->send_eapol = hostapd_send_eapol;
	ops->set_authorized = hostapd_set_authorized;
	ops->set_key = hostapd_set_key;
	ops->read_sta_data = hostapd_read_sta_data;
	ops->sta_clear_stats = hostapd_sta_clear_stats;
	ops->set_sta_flags = hostapd_set_sta_flags;
	ops->set_drv_ieee8021x = hostapd_set_drv_ieee8021x;
	ops->set_radius_acl_auth = hostapd_set_radius_acl_auth;
	ops->set_radius_acl_expire = hostapd_set_radius_acl_expire;
	ops->set_bss_params = hostapd_set_bss_params;
	ops->set_beacon = hostapd_set_beacon;
	ops->vlan_if_add = hostapd_vlan_if_add;
	ops->vlan_if_remove = hostapd_vlan_if_remove;
	ops->set_wds_sta = hostapd_set_wds_sta;
	ops->set_sta_vlan = hostapd_set_sta_vlan;
	ops->get_inact_sec = hostapd_get_inact_sec;
	ops->sta_deauth = hostapd_sta_deauth;
	ops->sta_disassoc = hostapd_sta_disassoc;
	ops->sta_add = hostapd_sta_add;
	ops->sta_remove = hostapd_sta_remove;
	ops->set_countermeasures = hostapd_set_countermeasures;
}


int hostapd_set_privacy(struct hostapd_data *hapd, int enabled)
{
	if (hapd->driver == NULL || hapd->driver->set_privacy == NULL)
		return 0;
	return hapd->driver->set_privacy(hapd->drv_priv, enabled);
}


int hostapd_set_generic_elem(struct hostapd_data *hapd, const u8 *elem,
			     size_t elem_len)
{
	if (hapd->driver == NULL || hapd->driver->set_generic_elem == NULL)
		return 0;
	return hapd->driver->set_generic_elem(hapd->drv_priv, elem, elem_len);
}


int hostapd_get_ssid(struct hostapd_data *hapd, u8 *buf, size_t len)
{
	if (hapd->driver == NULL || hapd->driver->hapd_get_ssid == NULL)
		return 0;
	return hapd->driver->hapd_get_ssid(hapd->drv_priv, buf, len);
}


int hostapd_set_ssid(struct hostapd_data *hapd, const u8 *buf, size_t len)
{
	if (hapd->driver == NULL || hapd->driver->hapd_set_ssid == NULL)
		return 0;
	return hapd->driver->hapd_set_ssid(hapd->drv_priv, buf, len);
}


int hostapd_if_add(struct hostapd_data *hapd, enum wpa_driver_if_type type,
		   const char *ifname, const u8 *addr, void *bss_ctx,
		   void **drv_priv, char *force_ifname, u8 *if_addr)
{
	if (hapd->driver == NULL || hapd->driver->if_add == NULL)
		return -1;
	return hapd->driver->if_add(hapd->drv_priv, type, ifname, addr,
				    bss_ctx, drv_priv, force_ifname, if_addr);
}


int hostapd_if_remove(struct hostapd_data *hapd, enum wpa_driver_if_type type,
		      const char *ifname)
{
	if (hapd->driver == NULL || hapd->driver->if_remove == NULL)
		return -1;
	return hapd->driver->if_remove(hapd->drv_priv, type, ifname);
}


int hostapd_set_ieee8021x(struct hostapd_data *hapd,
			  struct wpa_bss_params *params)
{
	if (hapd->driver == NULL || hapd->driver->set_ieee8021x == NULL)
		return 0;
	return hapd->driver->set_ieee8021x(hapd->drv_priv, params);
}


int hostapd_get_seqnum(const char *ifname, struct hostapd_data *hapd,
		       const u8 *addr, int idx, u8 *seq)
{
	if (hapd->driver == NULL || hapd->driver->get_seqnum == NULL)
		return 0;
	return hapd->driver->get_seqnum(ifname, hapd->drv_priv, addr, idx,
					seq);
}


int hostapd_flush(struct hostapd_data *hapd)
{
	if (hapd->driver == NULL || hapd->driver->flush == NULL)
		return 0;
	return hapd->driver->flush(hapd->drv_priv);
}


int hostapd_set_freq(struct hostapd_data *hapd, int mode, int freq,
		     int channel, int ht_enabled, int sec_channel_offset)
{
	struct hostapd_freq_params data;
	if (hapd->driver == NULL)
		return 0;
	if (hapd->driver->set_freq == NULL)
		return 0;
	os_memset(&data, 0, sizeof(data));
	data.mode = mode;
	data.freq = freq;
	data.channel = channel;
	data.ht_enabled = ht_enabled;
	data.sec_channel_offset = sec_channel_offset;
	return hapd->driver->set_freq(hapd->drv_priv, &data);
}

int hostapd_set_rts(struct hostapd_data *hapd, int rts)
{
	if (hapd->driver == NULL || hapd->driver->set_rts == NULL)
		return 0;
	return hapd->driver->set_rts(hapd->drv_priv, rts);
}


int hostapd_set_frag(struct hostapd_data *hapd, int frag)
{
	if (hapd->driver == NULL || hapd->driver->set_frag == NULL)
		return 0;
	return hapd->driver->set_frag(hapd->drv_priv, frag);
}


int hostapd_sta_set_flags(struct hostapd_data *hapd, u8 *addr,
			  int total_flags, int flags_or, int flags_and)
{
	if (hapd->driver == NULL || hapd->driver->sta_set_flags == NULL)
		return 0;
	return hapd->driver->sta_set_flags(hapd->drv_priv, addr, total_flags,
					   flags_or, flags_and);
}


int hostapd_set_rate_sets(struct hostapd_data *hapd, int *supp_rates,
			  int *basic_rates, int mode)
{
	if (hapd->driver == NULL || hapd->driver->set_rate_sets == NULL)
		return 0;
	return hapd->driver->set_rate_sets(hapd->drv_priv, supp_rates,
					   basic_rates, mode);
}


int hostapd_set_country(struct hostapd_data *hapd, const char *country)
{
	if (hapd->driver == NULL ||
	    hapd->driver->set_country == NULL)
		return 0;
	return hapd->driver->set_country(hapd->drv_priv, country);
}


int hostapd_set_cts_protect(struct hostapd_data *hapd, int value)
{
	if (hapd->driver == NULL || hapd->driver->set_cts_protect == NULL)
		return 0;
	return hapd->driver->set_cts_protect(hapd->drv_priv, value);
}


int hostapd_set_preamble(struct hostapd_data *hapd, int value)
{
	if (hapd->driver == NULL || hapd->driver->set_preamble == NULL)
		return 0;
	return hapd->driver->set_preamble(hapd->drv_priv, value);
}


int hostapd_set_short_slot_time(struct hostapd_data *hapd, int value)
{
	if (hapd->driver == NULL || hapd->driver->set_short_slot_time == NULL)
		return 0;
	return hapd->driver->set_short_slot_time(hapd->drv_priv, value);
}


int hostapd_set_tx_queue_params(struct hostapd_data *hapd, int queue, int aifs,
				int cw_min, int cw_max, int burst_time)
{
	if (hapd->driver == NULL || hapd->driver->set_tx_queue_params == NULL)
		return 0;
	return hapd->driver->set_tx_queue_params(hapd->drv_priv, queue, aifs,
						 cw_min, cw_max, burst_time);
}


int hostapd_valid_bss_mask(struct hostapd_data *hapd, const u8 *addr,
			   const u8 *mask)
{
	if (hapd->driver == NULL || hapd->driver->valid_bss_mask == NULL)
		return 1;
	return hapd->driver->valid_bss_mask(hapd->drv_priv, addr, mask);
}


struct hostapd_hw_modes *
hostapd_get_hw_feature_data(struct hostapd_data *hapd, u16 *num_modes,
			    u16 *flags)
{
	if (hapd->driver == NULL ||
	    hapd->driver->get_hw_feature_data == NULL)
		return NULL;
	return hapd->driver->get_hw_feature_data(hapd->drv_priv, num_modes,
						 flags);
}


int hostapd_driver_commit(struct hostapd_data *hapd)
{
	if (hapd->driver == NULL || hapd->driver->commit == NULL)
		return 0;
	return hapd->driver->commit(hapd->drv_priv);
}


int hostapd_set_ht_params(struct hostapd_data *hapd,
			  const u8 *ht_capab, size_t ht_capab_len,
			  const u8 *ht_oper, size_t ht_oper_len)
{
	if (hapd->driver == NULL || hapd->driver->set_ht_params == NULL ||
	    ht_capab == NULL || ht_oper == NULL)
		return 0;
	return hapd->driver->set_ht_params(hapd->drv_priv,
					   ht_capab, ht_capab_len,
					   ht_oper, ht_oper_len);
}


int hostapd_drv_none(struct hostapd_data *hapd)
{
	return hapd->driver && os_strcmp(hapd->driver->name, "none") == 0;
}


int hostapd_driver_scan(struct hostapd_data *hapd,
			struct wpa_driver_scan_params *params)
{
	if (hapd->driver && hapd->driver->scan2)
		return hapd->driver->scan2(hapd->drv_priv, params);
	return -1;
}


struct wpa_scan_results * hostapd_driver_get_scan_results(
	struct hostapd_data *hapd)
{
	if (hapd->driver && hapd->driver->get_scan_results2)
		return hapd->driver->get_scan_results2(hapd->drv_priv);
	return NULL;
}
Commit	Line	Data
bf65bc63 JM	1	/*
bf65bc63 JM	2	* hostapd - Driver operations
ef580012	3	* Copyright (c) 2009-2010, Jouni Malinen <j@w1.fi>
bf65bc63 JM	4	*
	5	* This program is free software; you can redistribute it and/or modify
	6	* it under the terms of the GNU General Public License version 2 as
	7	* published by the Free Software Foundation.
	8	*
	9	* Alternatively, this software may be distributed under the terms of BSD
	10	* license.
	11	*
	12	* See README and COPYING for more details.
	13	*/
	14
8b06c1ed	15	#include "utils/includes.h"
bf65bc63	16
8b06c1ed	17	#include "utils/common.h"
6e6e8c31	18	#include "drivers/driver.h"
ef580012	19	#include "common/ieee802_11_defs.h"
8b06c1ed JM	20	#include "hostapd.h"
	21	#include "ieee802_11.h"
	22	#include "sta_info.h"
	23	#include "ap_config.h"
a4f21109	24	#include "ap_drv_ops.h"
bf65bc63 JM	25
bf65bc63 JM	26
4c2ddda4 JM	27	static int hostapd_sta_flags_to_drv(int flags)
	28	{
	29	int res = 0;
	30	if (flags & WLAN_STA_AUTHORIZED)
	31	res \|= WPA_STA_AUTHORIZED;
	32	if (flags & WLAN_STA_WMM)
	33	res \|= WPA_STA_WMM;
	34	if (flags & WLAN_STA_SHORT_PREAMBLE)
	35	res \|= WPA_STA_SHORT_PREAMBLE;
	36	if (flags & WLAN_STA_MFP)
	37	res \|= WPA_STA_MFP;
	38	return res;
	39	}
	40
	41
b3db190f	42	static int hostapd_set_ap_wps_ie(struct hostapd_data *hapd)
bf65bc63	43	{
b3db190f JM	44	struct wpabuf beacon, proberesp;
	45	int ret;
	46
14f79386 JM	47	if (hapd->driver == NULL \|\| hapd->driver->set_ap_wps_ie == NULL)
14f79386 JM	48	return 0;
b3db190f JM	49
	50	beacon = hapd->wps_beacon_ie;
	51	proberesp = hapd->wps_probe_resp_ie;
	52
c2af2afb JM	53	#ifdef CONFIG_P2P
	54	if (hapd->wps_beacon_ie == NULL && hapd->p2p_beacon_ie == NULL)
	55	beacon = NULL;
	56	else {
	57	beacon = wpabuf_alloc((hapd->wps_beacon_ie ?
	58	wpabuf_len(hapd->wps_beacon_ie) : 0) +
	59	(hapd->p2p_beacon_ie ?
	60	wpabuf_len(hapd->p2p_beacon_ie) : 0));
	61	if (beacon == NULL)
	62	return -1;
	63	if (hapd->wps_beacon_ie)
	64	wpabuf_put_buf(beacon, hapd->wps_beacon_ie);
	65	if (hapd->p2p_beacon_ie)
	66	wpabuf_put_buf(beacon, hapd->p2p_beacon_ie);
	67	}
	68
	69	if (hapd->wps_probe_resp_ie == NULL && hapd->p2p_probe_resp_ie == NULL)
	70	proberesp = NULL;
	71	else {
	72	proberesp = wpabuf_alloc(
	73	(hapd->wps_probe_resp_ie ?
	74	wpabuf_len(hapd->wps_probe_resp_ie) : 0) +
	75	(hapd->p2p_probe_resp_ie ?
	76	wpabuf_len(hapd->p2p_probe_resp_ie) : 0));
	77	if (proberesp == NULL) {
	78	wpabuf_free(beacon);
	79	return -1;
	80	}
	81	if (hapd->wps_probe_resp_ie)
	82	wpabuf_put_buf(proberesp, hapd->wps_probe_resp_ie);
	83	if (hapd->p2p_probe_resp_ie)
	84	wpabuf_put_buf(proberesp, hapd->p2p_probe_resp_ie);
	85	}
	86	#endif /* CONFIG_P2P */
	87
b3db190f JM	88	ret = hapd->driver->set_ap_wps_ie(hapd->drv_priv, beacon, proberesp);
b3db190f JM	89
c2af2afb JM	90	#ifdef CONFIG_P2P
	91	wpabuf_free(beacon);
	92	wpabuf_free(proberesp);
	93	#endif /* CONFIG_P2P */
	94
b3db190f	95	return ret;
bf65bc63 JM	96	}
	97
	98
c90933d2 JM	99	static int hostapd_send_mgmt_frame(struct hostapd_data hapd, const void msg,
	100	size_t len)
	101	{
	102	if (hapd->driver == NULL \|\| hapd->driver->send_mlme == NULL)
	103	return 0;
	104	return hapd->driver->send_mlme(hapd->drv_priv, msg, len);
	105	}
	106
	107
45cefa0b JM	108	static int hostapd_send_eapol(struct hostapd_data hapd, const u8 addr,
	109	const u8 *data, size_t data_len, int encrypt)
	110	{
	111	if (hapd->driver == NULL \|\| hapd->driver->hapd_send_eapol == NULL)
	112	return 0;
	113	return hapd->driver->hapd_send_eapol(hapd->drv_priv, addr, data,
	114	data_len, encrypt,
	115	hapd->own_addr);
	116	}
	117
	118
	119	static int hostapd_set_authorized(struct hostapd_data *hapd,
	120	struct sta_info *sta, int authorized)
	121	{
	122	if (authorized) {
	123	return hostapd_sta_set_flags(hapd, sta->addr,
	124	hostapd_sta_flags_to_drv(
	125	sta->flags),
	126	WPA_STA_AUTHORIZED, ~0);
	127	}
	128
	129	return hostapd_sta_set_flags(hapd, sta->addr,
	130	hostapd_sta_flags_to_drv(sta->flags),
	131	0, ~WPA_STA_AUTHORIZED);
	132	}
	133
	134
	135	static int hostapd_set_key(const char ifname, struct hostapd_data hapd,
71934751	136	enum wpa_alg alg, const u8 *addr, int key_idx,
45cefa0b JM	137	int set_tx, const u8 *seq, size_t seq_len,
	138	const u8 *key, size_t key_len)
	139	{
	140	if (hapd->driver == NULL \|\| hapd->driver->set_key == NULL)
	141	return 0;
	142	return hapd->driver->set_key(ifname, hapd->drv_priv, alg, addr,
	143	key_idx, set_tx, seq, seq_len, key,
	144	key_len);
	145	}
	146
	147
a3d4fafa JM	148	static int hostapd_read_sta_data(struct hostapd_data *hapd,
	149	struct hostap_sta_driver_data *data,
	150	const u8 *addr)
	151	{
	152	if (hapd->driver == NULL \|\| hapd->driver->read_sta_data == NULL)
	153	return -1;
	154	return hapd->driver->read_sta_data(hapd->drv_priv, data, addr);
	155	}
	156
	157
	158	static int hostapd_sta_clear_stats(struct hostapd_data hapd, const u8 addr)
	159	{
	160	if (hapd->driver == NULL \|\| hapd->driver->sta_clear_stats == NULL)
	161	return 0;
	162	return hapd->driver->sta_clear_stats(hapd->drv_priv, addr);
	163	}
	164
	165
4c2ddda4 JM	166	static int hostapd_set_sta_flags(struct hostapd_data *hapd,
	167	struct sta_info *sta)
	168	{
	169	int set_flags, total_flags, flags_and, flags_or;
	170	total_flags = hostapd_sta_flags_to_drv(sta->flags);
	171	set_flags = WPA_STA_SHORT_PREAMBLE \| WPA_STA_WMM \| WPA_STA_MFP;
ef580012 JM	172	if (((!hapd->conf->ieee802_1x && !hapd->conf->wpa) \|\|
ef580012 JM	173	sta->auth_alg == WLAN_AUTH_FT) &&
4c2ddda4 JM	174	sta->flags & WLAN_STA_AUTHORIZED)
	175	set_flags \|= WPA_STA_AUTHORIZED;
	176	flags_or = total_flags & set_flags;
	177	flags_and = total_flags \| ~set_flags;
	178	return hostapd_sta_set_flags(hapd, sta->addr, total_flags,
	179	flags_or, flags_and);
	180	}
	181
	182
010401fe JM	183	static int hostapd_set_drv_ieee8021x(struct hostapd_data *hapd,
	184	const char *ifname, int enabled)
	185	{
	186	struct wpa_bss_params params;
	187	os_memset(&params, 0, sizeof(params));
	188	params.ifname = ifname;
	189	params.enabled = enabled;
	190	if (enabled) {
	191	params.wpa = hapd->conf->wpa;
	192	params.ieee802_1x = hapd->conf->ieee802_1x;
	193	params.wpa_group = hapd->conf->wpa_group;
	194	params.wpa_pairwise = hapd->conf->wpa_pairwise;
	195	params.wpa_key_mgmt = hapd->conf->wpa_key_mgmt;
	196	params.rsn_preauth = hapd->conf->rsn_preauth;
	197	}
	198	return hostapd_set_ieee8021x(hapd, &params);
	199	}
	200
	201
2f3e0bd4 JM	202	static int hostapd_set_radius_acl_auth(struct hostapd_data *hapd,
	203	const u8 *mac, int accepted,
	204	u32 session_timeout)
	205	{
	206	if (hapd->driver == NULL \|\| hapd->driver->set_radius_acl_auth == NULL)
	207	return 0;
	208	return hapd->driver->set_radius_acl_auth(hapd->drv_priv, mac, accepted,
	209	session_timeout);
	210	}
	211
	212
	213	static int hostapd_set_radius_acl_expire(struct hostapd_data *hapd,
	214	const u8 *mac)
	215	{
	216	if (hapd->driver == NULL \|\|
	217	hapd->driver->set_radius_acl_expire == NULL)
	218	return 0;
	219	return hapd->driver->set_radius_acl_expire(hapd->drv_priv, mac);
	220	}
	221
	222
677449b9 JM	223	static int hostapd_set_bss_params(struct hostapd_data *hapd,
	224	int use_protection)
	225	{
	226	int ret = 0;
	227	int preamble;
	228	#ifdef CONFIG_IEEE80211N
	229	u8 buf[60], ht_capab, ht_oper, *pos;
	230
	231	pos = buf;
	232	ht_capab = pos;
	233	pos = hostapd_eid_ht_capabilities(hapd, pos);
	234	ht_oper = pos;
	235	pos = hostapd_eid_ht_operation(hapd, pos);
	236	if (pos > ht_oper && ht_oper > ht_capab &&
d3e3a205	237	hostapd_set_ht_params(hapd, ht_capab + 2, ht_capab[1],
677449b9 JM	238	ht_oper + 2, ht_oper[1])) {
	239	wpa_printf(MSG_ERROR, "Could not set HT capabilities "
	240	"for kernel driver");
	241	ret = -1;
	242	}
	243
	244	#endif /* CONFIG_IEEE80211N */
	245
	246	if (hostapd_set_cts_protect(hapd, use_protection)) {
	247	wpa_printf(MSG_ERROR, "Failed to set CTS protect in kernel "
	248	"driver");
	249	ret = -1;
	250	}
	251
	252	if (hapd->iface->current_mode &&
	253	hapd->iface->current_mode->mode == HOSTAPD_MODE_IEEE80211G &&
	254	hostapd_set_short_slot_time(hapd,
	255	hapd->iface->num_sta_no_short_slot_time
	256	> 0 ? 0 : 1)) {
	257	wpa_printf(MSG_ERROR, "Failed to set Short Slot Time option "
	258	"in kernel driver");
	259	ret = -1;
	260	}
	261
	262	if (hapd->iface->num_sta_no_short_preamble == 0 &&
	263	hapd->iconf->preamble == SHORT_PREAMBLE)
	264	preamble = SHORT_PREAMBLE;
	265	else
	266	preamble = LONG_PREAMBLE;
	267	if (hostapd_set_preamble(hapd, preamble)) {
	268	wpa_printf(MSG_ERROR, "Could not set preamble for kernel "
	269	"driver");
	270	ret = -1;
	271	}
	272
	273	return ret;
	274	}
	275
	276
8b897f5a	277	static int hostapd_set_beacon(struct hostapd_data *hapd,
677449b9 JM	278	const u8 *head, size_t head_len,
	279	const u8 *tail, size_t tail_len, int dtim_period,
	280	int beacon_int)
	281	{
	282	if (hapd->driver == NULL \|\| hapd->driver->set_beacon == NULL)
	283	return 0;
8b897f5a	284	return hapd->driver->set_beacon(hapd->drv_priv,
677449b9 JM	285	head, head_len, tail, tail_len,
	286	dtim_period, beacon_int);
	287	}
	288
	289
36592d31 JM	290	static int hostapd_vlan_if_add(struct hostapd_data hapd, const char ifname)
36592d31 JM	291	{
f3585c8a JM	292	char force_ifname[IFNAMSIZ];
	293	u8 if_addr[ETH_ALEN];
	294	return hostapd_if_add(hapd, WPA_IF_AP_VLAN, ifname, NULL, NULL, NULL,
	295	force_ifname, if_addr);
36592d31 JM	296	}
	297
	298	static int hostapd_vlan_if_remove(struct hostapd_data *hapd,
	299	const char *ifname)
	300	{
	301	return hostapd_if_remove(hapd, WPA_IF_AP_VLAN, ifname);
	302	}
	303
	304
bdee6fce JM	305	static int hostapd_set_wds_sta(struct hostapd_data hapd, const u8 addr,
	306	int aid, int val)
	307	{
	308	if (hapd->driver == NULL \|\| hapd->driver->set_wds_sta == NULL)
	309	return 0;
	310	return hapd->driver->set_wds_sta(hapd->drv_priv, addr, aid, val);
	311	}
	312
	313
	314	static int hostapd_set_sta_vlan(const char ifname, struct hostapd_data hapd,
	315	const u8 *addr, int vlan_id)
	316	{
	317	if (hapd->driver == NULL \|\| hapd->driver->set_sta_vlan == NULL)
	318	return 0;
	319	return hapd->driver->set_sta_vlan(hapd->drv_priv, addr, ifname,
	320	vlan_id);
	321	}
	322
	323
	324	static int hostapd_get_inact_sec(struct hostapd_data hapd, const u8 addr)
	325	{
	326	if (hapd->driver == NULL \|\| hapd->driver->get_inact_sec == NULL)
	327	return 0;
	328	return hapd->driver->get_inact_sec(hapd->drv_priv, addr);
	329	}
	330
	331
	332	static int hostapd_sta_deauth(struct hostapd_data hapd, const u8 addr,
	333	int reason)
	334	{
	335	if (hapd->driver == NULL \|\| hapd->driver->sta_deauth == NULL)
	336	return 0;
	337	return hapd->driver->sta_deauth(hapd->drv_priv, hapd->own_addr, addr,
	338	reason);
	339	}
	340
	341
	342	static int hostapd_sta_disassoc(struct hostapd_data hapd, const u8 addr,
	343	int reason)
	344	{
	345	if (hapd->driver == NULL \|\| hapd->driver->sta_disassoc == NULL)
	346	return 0;
	347	return hapd->driver->sta_disassoc(hapd->drv_priv, hapd->own_addr, addr,
	348	reason);
	349	}
	350
	351
62847751	352	static int hostapd_sta_add(struct hostapd_data *hapd,
2ce86d9d JM	353	const u8 *addr, u16 aid, u16 capability,
	354	const u8 *supp_rates, size_t supp_rates_len,
	355	u16 listen_interval,
	356	const struct ieee80211_ht_capabilities *ht_capab)
	357	{
	358	struct hostapd_sta_add_params params;
	359
	360	if (hapd->driver == NULL)
	361	return 0;
	362	if (hapd->driver->sta_add == NULL)
	363	return 0;
	364
	365	os_memset(&params, 0, sizeof(params));
	366	params.addr = addr;
	367	params.aid = aid;
	368	params.capability = capability;
	369	params.supp_rates = supp_rates;
	370	params.supp_rates_len = supp_rates_len;
	371	params.listen_interval = listen_interval;
	372	params.ht_capabilities = ht_capab;
62847751	373	return hapd->driver->sta_add(hapd->drv_priv, &params);
2ce86d9d JM	374	}
	375
	376
bdee6fce JM	377	static int hostapd_sta_remove(struct hostapd_data hapd, const u8 addr)
	378	{
	379	if (hapd->driver == NULL \|\| hapd->driver->sta_remove == NULL)
	380	return 0;
	381	return hapd->driver->sta_remove(hapd->drv_priv, addr);
	382	}
	383
	384
6d1278e9 JM	385	static int hostapd_set_countermeasures(struct hostapd_data *hapd, int enabled)
	386	{
	387	if (hapd->driver == NULL \|\|
	388	hapd->driver->hapd_set_countermeasures == NULL)
	389	return 0;
	390	return hapd->driver->hapd_set_countermeasures(hapd->drv_priv, enabled);
	391	}
	392
	393
bf65bc63 JM	394	void hostapd_set_driver_ops(struct hostapd_driver_ops *ops)
	395	{
	396	ops->set_ap_wps_ie = hostapd_set_ap_wps_ie;
c90933d2	397	ops->send_mgmt_frame = hostapd_send_mgmt_frame;
45cefa0b JM	398	ops->send_eapol = hostapd_send_eapol;
	399	ops->set_authorized = hostapd_set_authorized;
	400	ops->set_key = hostapd_set_key;
a3d4fafa JM	401	ops->read_sta_data = hostapd_read_sta_data;
a3d4fafa JM	402	ops->sta_clear_stats = hostapd_sta_clear_stats;
4c2ddda4	403	ops->set_sta_flags = hostapd_set_sta_flags;
010401fe	404	ops->set_drv_ieee8021x = hostapd_set_drv_ieee8021x;
2f3e0bd4 JM	405	ops->set_radius_acl_auth = hostapd_set_radius_acl_auth;
2f3e0bd4 JM	406	ops->set_radius_acl_expire = hostapd_set_radius_acl_expire;
677449b9 JM	407	ops->set_bss_params = hostapd_set_bss_params;
677449b9 JM	408	ops->set_beacon = hostapd_set_beacon;
36592d31 JM	409	ops->vlan_if_add = hostapd_vlan_if_add;
36592d31 JM	410	ops->vlan_if_remove = hostapd_vlan_if_remove;
bdee6fce JM	411	ops->set_wds_sta = hostapd_set_wds_sta;
	412	ops->set_sta_vlan = hostapd_set_sta_vlan;
	413	ops->get_inact_sec = hostapd_get_inact_sec;
	414	ops->sta_deauth = hostapd_sta_deauth;
	415	ops->sta_disassoc = hostapd_sta_disassoc;
2ce86d9d	416	ops->sta_add = hostapd_sta_add;
bdee6fce	417	ops->sta_remove = hostapd_sta_remove;
6d1278e9	418	ops->set_countermeasures = hostapd_set_countermeasures;
bf65bc63	419	}
8b06c1ed JM	420
	421
	422	int hostapd_set_privacy(struct hostapd_data *hapd, int enabled)
	423	{
	424	if (hapd->driver == NULL \|\| hapd->driver->set_privacy == NULL)
	425	return 0;
d5dd016a	426	return hapd->driver->set_privacy(hapd->drv_priv, enabled);
8b06c1ed JM	427	}
	428
	429
	430	int hostapd_set_generic_elem(struct hostapd_data hapd, const u8 elem,
	431	size_t elem_len)
	432	{
	433	if (hapd->driver == NULL \|\| hapd->driver->set_generic_elem == NULL)
	434	return 0;
aa484516	435	return hapd->driver->set_generic_elem(hapd->drv_priv, elem, elem_len);
8b06c1ed JM	436	}
	437
	438
	439	int hostapd_get_ssid(struct hostapd_data hapd, u8 buf, size_t len)
	440	{
	441	if (hapd->driver == NULL \|\| hapd->driver->hapd_get_ssid == NULL)
	442	return 0;
8709de1a	443	return hapd->driver->hapd_get_ssid(hapd->drv_priv, buf, len);
8b06c1ed JM	444	}
	445
	446
	447	int hostapd_set_ssid(struct hostapd_data hapd, const u8 buf, size_t len)
	448	{
	449	if (hapd->driver == NULL \|\| hapd->driver->hapd_set_ssid == NULL)
	450	return 0;
8709de1a	451	return hapd->driver->hapd_set_ssid(hapd->drv_priv, buf, len);
8b06c1ed JM	452	}
	453
	454
	455	int hostapd_if_add(struct hostapd_data *hapd, enum wpa_driver_if_type type,
a2e40bb6	456	const char ifname, const u8 addr, void *bss_ctx,
f3585c8a	457	void *drv_priv, char force_ifname, u8 *if_addr)
8b06c1ed JM	458	{
	459	if (hapd->driver == NULL \|\| hapd->driver->if_add == NULL)
	460	return -1;
7ab68865	461	return hapd->driver->if_add(hapd->drv_priv, type, ifname, addr,
f3585c8a	462	bss_ctx, drv_priv, force_ifname, if_addr);
8b06c1ed JM	463	}
	464
	465
	466	int hostapd_if_remove(struct hostapd_data *hapd, enum wpa_driver_if_type type,
	467	const char *ifname)
	468	{
	469	if (hapd->driver == NULL \|\| hapd->driver->if_remove == NULL)
	470	return -1;
	471	return hapd->driver->if_remove(hapd->drv_priv, type, ifname);
	472	}
6e6e8c31 JM	473
	474
	475	int hostapd_set_ieee8021x(struct hostapd_data *hapd,
	476	struct wpa_bss_params *params)
	477	{
	478	if (hapd->driver == NULL \|\| hapd->driver->set_ieee8021x == NULL)
	479	return 0;
	480	return hapd->driver->set_ieee8021x(hapd->drv_priv, params);
	481	}
	482
	483
	484	int hostapd_get_seqnum(const char ifname, struct hostapd_data hapd,
	485	const u8 addr, int idx, u8 seq)
	486	{
	487	if (hapd->driver == NULL \|\| hapd->driver->get_seqnum == NULL)
	488	return 0;
	489	return hapd->driver->get_seqnum(ifname, hapd->drv_priv, addr, idx,
	490	seq);
	491	}
	492
	493
	494	int hostapd_flush(struct hostapd_data *hapd)
	495	{
	496	if (hapd->driver == NULL \|\| hapd->driver->flush == NULL)
	497	return 0;
	498	return hapd->driver->flush(hapd->drv_priv);
	499	}
	500
	501
	502	int hostapd_set_freq(struct hostapd_data *hapd, int mode, int freq,
	503	int channel, int ht_enabled, int sec_channel_offset)
	504	{
	505	struct hostapd_freq_params data;
	506	if (hapd->driver == NULL)
	507	return 0;
	508	if (hapd->driver->set_freq == NULL)
	509	return 0;
	510	os_memset(&data, 0, sizeof(data));
	511	data.mode = mode;
	512	data.freq = freq;
	513	data.channel = channel;
	514	data.ht_enabled = ht_enabled;
	515	data.sec_channel_offset = sec_channel_offset;
	516	return hapd->driver->set_freq(hapd->drv_priv, &data);
	517	}
	518
	519	int hostapd_set_rts(struct hostapd_data *hapd, int rts)
	520	{
	521	if (hapd->driver == NULL \|\| hapd->driver->set_rts == NULL)
	522	return 0;
	523	return hapd->driver->set_rts(hapd->drv_priv, rts);
	524	}
	525
	526
	527	int hostapd_set_frag(struct hostapd_data *hapd, int frag)
	528	{
	529	if (hapd->driver == NULL \|\| hapd->driver->set_frag == NULL)
	530	return 0;
	531	return hapd->driver->set_frag(hapd->drv_priv, frag);
	532	}
	533
	534
	535	int hostapd_sta_set_flags(struct hostapd_data hapd, u8 addr,
	536	int total_flags, int flags_or, int flags_and)
537	{
538	if (hapd->driver == NULL \|\| hapd->driver->sta_set_flags == NULL)
539	return 0;
3234cba4	540	return hapd->driver->sta_set_flags(hapd->drv_priv, addr, total_flags,
6e6e8c31 JM	541	flags_or, flags_and);
	542	}
	543
	544
	545	int hostapd_set_rate_sets(struct hostapd_data hapd, int supp_rates,
	546	int *basic_rates, int mode)
	547	{
	548	if (hapd->driver == NULL \|\| hapd->driver->set_rate_sets == NULL)
	549	return 0;
	550	return hapd->driver->set_rate_sets(hapd->drv_priv, supp_rates,
	551	basic_rates, mode);
	552	}
	553
	554
	555	int hostapd_set_country(struct hostapd_data hapd, const char country)
	556	{
	557	if (hapd->driver == NULL \|\|
	558	hapd->driver->set_country == NULL)
	559	return 0;
	560	return hapd->driver->set_country(hapd->drv_priv, country);
	561	}
	562
	563
	564	int hostapd_set_cts_protect(struct hostapd_data *hapd, int value)
	565	{
	566	if (hapd->driver == NULL \|\| hapd->driver->set_cts_protect == NULL)
	567	return 0;
	568	return hapd->driver->set_cts_protect(hapd->drv_priv, value);
	569	}
	570
	571
	572	int hostapd_set_preamble(struct hostapd_data *hapd, int value)
	573	{
	574	if (hapd->driver == NULL \|\| hapd->driver->set_preamble == NULL)
	575	return 0;
	576	return hapd->driver->set_preamble(hapd->drv_priv, value);
	577	}
	578
	579
	580	int hostapd_set_short_slot_time(struct hostapd_data *hapd, int value)
	581	{
	582	if (hapd->driver == NULL \|\| hapd->driver->set_short_slot_time == NULL)
	583	return 0;
	584	return hapd->driver->set_short_slot_time(hapd->drv_priv, value);
	585	}
	586
	587
	588	int hostapd_set_tx_queue_params(struct hostapd_data *hapd, int queue, int aifs,
	589	int cw_min, int cw_max, int burst_time)
	590	{
	591	if (hapd->driver == NULL \|\| hapd->driver->set_tx_queue_params == NULL)
	592	return 0;
	593	return hapd->driver->set_tx_queue_params(hapd->drv_priv, queue, aifs,
	594	cw_min, cw_max, burst_time);
	595	}
	596
	597
	598	int hostapd_valid_bss_mask(struct hostapd_data hapd, const u8 addr,
	599	const u8 *mask)
	600	{
	601	if (hapd->driver == NULL \|\| hapd->driver->valid_bss_mask == NULL)
	602	return 1;
	603	return hapd->driver->valid_bss_mask(hapd->drv_priv, addr, mask);
	604	}
605
606
607	struct hostapd_hw_modes *
608	hostapd_get_hw_feature_data(struct hostapd_data hapd, u16 num_modes,
609	u16 *flags)
610	{
611	if (hapd->driver == NULL \|\|
612	hapd->driver->get_hw_feature_data == NULL)
613	return NULL;
614	return hapd->driver->get_hw_feature_data(hapd->drv_priv, num_modes,
615	flags);
616	}
617
618
619	int hostapd_driver_commit(struct hostapd_data *hapd)
620	{
621	if (hapd->driver == NULL \|\| hapd->driver->commit == NULL)
622	return 0;
623	return hapd->driver->commit(hapd->drv_priv);
624	}
625
626
d3e3a205	627	int hostapd_set_ht_params(struct hostapd_data *hapd,
6e6e8c31 JM	628	const u8 *ht_capab, size_t ht_capab_len,
	629	const u8 *ht_oper, size_t ht_oper_len)
	630	{
	631	if (hapd->driver == NULL \|\| hapd->driver->set_ht_params == NULL \|\|
	632	ht_capab == NULL \|\| ht_oper == NULL)
	633	return 0;
d3e3a205 JM	634	return hapd->driver->set_ht_params(hapd->drv_priv,
	635	ht_capab, ht_capab_len,
	636	ht_oper, ht_oper_len);
6e6e8c31 JM	637	}
	638
	639
	640	int hostapd_drv_none(struct hostapd_data *hapd)
	641	{
	642	return hapd->driver && os_strcmp(hapd->driver->name, "none") == 0;
	643	}
	644
	645
	646	int hostapd_driver_scan(struct hostapd_data *hapd,
	647	struct wpa_driver_scan_params *params)
	648	{
	649	if (hapd->driver && hapd->driver->scan2)
	650	return hapd->driver->scan2(hapd->drv_priv, params);
	651	return -1;
	652	}
	653
	654
	655	struct wpa_scan_results * hostapd_driver_get_scan_results(
	656	struct hostapd_data *hapd)
	657	{
	658	if (hapd->driver && hapd->driver->get_scan_results2)
	659	return hapd->driver->get_scan_results2(hapd->drv_priv);
	660	return NULL;
	661	}