Add new driver wrapper for the Atheros driver

This uses similar, but not identical, interface to madwifi. It is easier
to keep this separate to avoid conflicts with potential changes in the
driver interfaces.

hostapd/Makefile

@@ -141,6 +141,12 @@ OBJS += driver_madwifi.o
 CONFIG_L2_PACKET=y
 endif
 
+ifdef CONFIG_DRIVER_ATHEROS
+CFLAGS += -DCONFIG_DRIVER_ATHEROS
+OBJS += driver_atheros.o
+CONFIG_L2_PACKET=y
+endif
+
 ifdef CONFIG_DRIVER_PRISM54
 CFLAGS += -DCONFIG_DRIVER_PRISM54
 OBJS += driver_prism54.o

hostapd/driver_atheros.c

@@ -0,0 +1,1338 @@
+/*
+ * hostapd / Driver interaction with Atheros driver
+ * Copyright (c) 2004, Sam Leffler <sam@errno.com>
+ * Copyright (c) 2004, Video54 Technologies
+ * Copyright (c) 2005-2007, Jouni Malinen <j@w1.fi>
+ * Copyright (c) 2009, Atheros Communications
+ *
+ * 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 "includes.h"
+#include <net/if.h>
+#include <sys/ioctl.h>
+
+#include "common.h"
+#ifndef _BYTE_ORDER
+#ifdef WORDS_BIGENDIAN
+#define _BYTE_ORDER _BIG_ENDIAN
+#else
+#define _BYTE_ORDER _LITTLE_ENDIAN
+#endif
+#endif /* _BYTE_ORDER */
+
+#include <net80211/ieee80211.h>
+#include <net80211/_ieee80211.h>
+#include <net80211/ieee80211_crypto.h>
+
+/*
+ * Note, the ATH_WPS_IE setting must match with the driver build.. If the
+ * driver does not include this, the IEEE80211_IOCTL_GETWPAIE ioctl will fail.
+ */
+#define ATH_WPS_IE
+#include <net80211/ieee80211_ioctl.h>
+
+#ifdef CONFIG_WPS
+#ifdef IEEE80211_IOCTL_FILTERFRAME
+#include <netpacket/packet.h>
+
+#ifndef ETH_P_80211_RAW
+#define ETH_P_80211_RAW 0x0019
+#endif
+#endif /* IEEE80211_IOCTL_FILTERFRAME */
+#endif /* CONFIG_WPS */
+
+/*
+ * Avoid conflicts with hostapd definitions by undefining couple of defines
+ * from madwifi header files.
+ */
+#undef WPA_OUI_TYPE
+#undef WME_OUI_TYPE
+
+#include "wireless_copy.h"
+
+#include "hostapd.h"
+#include "driver.h"
+#include "eloop.h"
+#include "priv_netlink.h"
+#include "l2_packet/l2_packet.h"
+
+#include "wps_hostapd.h"
+#include "ieee802_11_defs.h"
+
+
+struct madwifi_driver_data {
+	struct hostapd_data *hapd;		/* back pointer */
+
+	char	iface[IFNAMSIZ + 1];
+	int     ifindex;
+	struct l2_packet_data *sock_xmit;	/* raw packet xmit socket */
+	struct l2_packet_data *sock_recv;	/* raw packet recv socket */
+	int	ioctl_sock;			/* socket for ioctl() use */
+	int	wext_sock;			/* socket for wireless events */
+	int	we_version;
+	u8	acct_mac[ETH_ALEN];
+	struct hostap_sta_driver_data acct_data;
+
+	struct l2_packet_data *sock_raw; /* raw 802.11 management frames */
+};
+
+static int madwifi_sta_deauth(void *priv, const u8 *addr, int reason_code);
+
+static int
+set80211priv(struct madwifi_driver_data *drv, int op, void *data, int len)
+{
+	struct iwreq iwr;
+	int do_inline = len < IFNAMSIZ;
+
+	/* Certain ioctls must use the non-inlined method */
+	if (op == IEEE80211_IOCTL_SET_APPIEBUF ||
+	    op == IEEE80211_IOCTL_FILTERFRAME)
+		do_inline = 0;
+
+	memset(&iwr, 0, sizeof(iwr));
+	os_strlcpy(iwr.ifr_name, drv->iface, IFNAMSIZ);
+	if (do_inline) {
+		/*
+		 * Argument data fits inline; put it there.
+		 */
+		memcpy(iwr.u.name, data, len);
+	} else {
+		/*
+		 * Argument data too big for inline transfer; setup a
+		 * parameter block instead; the kernel will transfer
+		 * the data for the driver.
+		 */
+		iwr.u.data.pointer = data;
+		iwr.u.data.length = len;
+	}
+
+	if (ioctl(drv->ioctl_sock, op, &iwr) < 0) {
+		int first = IEEE80211_IOCTL_SETPARAM;
+		static const char *opnames[] = {
+			"ioctl[IEEE80211_IOCTL_SETPARAM]",
+			"ioctl[IEEE80211_IOCTL_GETPARAM]",
+			"ioctl[IEEE80211_IOCTL_SETKEY]",
+			"ioctl[IEEE80211_IOCTL_SETWMMPARAMS]",
+			"ioctl[IEEE80211_IOCTL_DELKEY]",
+			"ioctl[IEEE80211_IOCTL_GETWMMPARAMS]",
+			"ioctl[IEEE80211_IOCTL_SETMLME]",
+			"ioctl[IEEE80211_IOCTL_GETCHANINFO]",
+			"ioctl[IEEE80211_IOCTL_SETOPTIE]",
+			"ioctl[IEEE80211_IOCTL_GETOPTIE]",
+			"ioctl[IEEE80211_IOCTL_ADDMAC]",
+			"ioctl[IEEE80211_IOCTL_DELMAC]",
+			"ioctl[IEEE80211_IOCTL_GETCHANLIST]",
+			"ioctl[IEEE80211_IOCTL_SETCHANLIST]",
+			"ioctl[IEEE80211_IOCTL_KICKMAC]",
+			"ioctl[IEEE80211_IOCTL_CHANSWITCH]",
+			"ioctl[IEEE80211_IOCTL_GETMODE]",
+			"ioctl[IEEE80211_IOCTL_SETMODE]",
+			"ioctl[IEEE80211_IOCTL_GET_APPIEBUF]",
+			"ioctl[IEEE80211_IOCTL_SET_APPIEBUF]",
+			NULL,
+			"ioctl[IEEE80211_IOCTL_FILTERFRAME]",
+		};
+		int idx = op - first;
+		if (first <= op &&
+		    idx < (int) (sizeof(opnames) / sizeof(opnames[0])) &&
+		    opnames[idx])
+			perror(opnames[idx]);
+		else {
+			perror("ioctl[unknown???]");
+			wpa_printf(MSG_DEBUG, "Failed ioctl: 0x%x", op);
+		}
+		return -1;
+	}
+	return 0;
+}
+
+static int
+set80211param(struct madwifi_driver_data *drv, int op, int arg)
+{
+	struct iwreq iwr;
+
+	memset(&iwr, 0, sizeof(iwr));
+	os_strlcpy(iwr.ifr_name, drv->iface, IFNAMSIZ);
+	iwr.u.mode = op;
+	memcpy(iwr.u.name+sizeof(__u32), &arg, sizeof(arg));
+
+	if (ioctl(drv->ioctl_sock, IEEE80211_IOCTL_SETPARAM, &iwr) < 0) {
+		perror("ioctl[IEEE80211_IOCTL_SETPARAM]");
+		wpa_printf(MSG_DEBUG, "%s: Failed to set parameter (op %d "
+			   "arg %d)", __func__, op, arg);
+		return -1;
+	}
+	return 0;
+}
+
+#ifndef CONFIG_NO_STDOUT_DEBUG
+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;
+}
+#endif /* CONFIG_NO_STDOUT_DEBUG */
+
+/*
+ * Configure WPA parameters.
+ */
+static int
+madwifi_configure_wpa(struct madwifi_driver_data *drv)
+{
+	struct hostapd_data *hapd = drv->hapd;
+	struct hostapd_bss_config *conf = hapd->conf;
+	int v;
+
+	switch (conf->wpa_group) {
+	case WPA_CIPHER_CCMP:
+		v = IEEE80211_CIPHER_AES_CCM;
+		break;
+	case WPA_CIPHER_TKIP:
+		v = IEEE80211_CIPHER_TKIP;
+		break;
+	case WPA_CIPHER_WEP104:
+		v = IEEE80211_CIPHER_WEP;
+		break;
+	case WPA_CIPHER_WEP40:
+		v = IEEE80211_CIPHER_WEP;
+		break;
+	case WPA_CIPHER_NONE:
+		v = IEEE80211_CIPHER_NONE;
+		break;
+	default:
+		wpa_printf(MSG_ERROR, "Unknown group key cipher %u",
+			   conf->wpa_group);
+		return -1;
+	}
+	wpa_printf(MSG_DEBUG, "%s: group key cipher=%d", __func__, v);
+	if (set80211param(drv, IEEE80211_PARAM_MCASTCIPHER, v)) {
+		printf("Unable to set group key cipher to %u\n", v);
+		return -1;
+	}
+	if (v == IEEE80211_CIPHER_WEP) {
+		/* key length is done only for specific ciphers */
+		v = (conf->wpa_group == WPA_CIPHER_WEP104 ? 13 : 5);
+		if (set80211param(drv, IEEE80211_PARAM_MCASTKEYLEN, v)) {
+			printf("Unable to set group key length to %u\n", v);
+			return -1;
+		}
+	}
+
+	v = 0;
+	if (conf->wpa_pairwise & WPA_CIPHER_CCMP)
+		v |= 1<<IEEE80211_CIPHER_AES_CCM;
+	if (conf->wpa_pairwise & WPA_CIPHER_TKIP)
+		v |= 1<<IEEE80211_CIPHER_TKIP;
+	if (conf->wpa_pairwise & WPA_CIPHER_NONE)
+		v |= 1<<IEEE80211_CIPHER_NONE;
+	wpa_printf(MSG_DEBUG, "%s: pairwise key ciphers=0x%x", __func__, v);
+	if (set80211param(drv, IEEE80211_PARAM_UCASTCIPHERS, v)) {
+		printf("Unable to set pairwise key ciphers to 0x%x\n", v);
+		return -1;
+	}
+
+	wpa_printf(MSG_DEBUG, "%s: key management algorithms=0x%x",
+		   __func__, conf->wpa_key_mgmt);
+	if (set80211param(drv, IEEE80211_PARAM_KEYMGTALGS, conf->wpa_key_mgmt)) {
+		printf("Unable to set key management algorithms to 0x%x\n",
+			conf->wpa_key_mgmt);
+		return -1;
+	}
+
+	v = 0;
+	if (conf->rsn_preauth)
+		v |= BIT(0);
+	wpa_printf(MSG_DEBUG, "%s: rsn capabilities=0x%x",
+		   __func__, conf->rsn_preauth);
+	if (set80211param(drv, IEEE80211_PARAM_RSNCAPS, v)) {
+		printf("Unable to set RSN capabilities to 0x%x\n", v);
+		return -1;
+	}
+
+	wpa_printf(MSG_DEBUG, "%s: enable WPA=0x%x", __func__, conf->wpa);
+	if (set80211param(drv, IEEE80211_PARAM_WPA, conf->wpa)) {
+		printf("Unable to set WPA to %u\n", conf->wpa);
+		return -1;
+	}
+	return 0;
+}
+
+
+static int
+madwifi_set_iface_flags(void *priv, int dev_up)
+{
+	struct madwifi_driver_data *drv = priv;
+	struct ifreq ifr;
+
+	wpa_printf(MSG_DEBUG, "%s: dev_up=%d", __func__, dev_up);
+
+	if (drv->ioctl_sock < 0)
+		return -1;
+
+	memset(&ifr, 0, sizeof(ifr));
+	os_strlcpy(ifr.ifr_name, drv->iface, IFNAMSIZ);
+
+	if (ioctl(drv->ioctl_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->ioctl_sock, SIOCSIFFLAGS, &ifr) != 0) {
+		perror("ioctl[SIOCSIFFLAGS]");
+		return -1;
+	}
+
+	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");
+		}
+	}
+
+	return 0;
+}
+
+static int
+madwifi_set_ieee8021x(const char *ifname, void *priv, int enabled)
+{
+	struct madwifi_driver_data *drv = priv;
+	struct hostapd_data *hapd = drv->hapd;
+	struct hostapd_bss_config *conf = hapd->conf;
+
+	wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, enabled);
+
+	if (!enabled) {
+		/* XXX restore state */
+		return set80211param(priv, IEEE80211_PARAM_AUTHMODE,
+			IEEE80211_AUTH_AUTO);
+	}
+	if (!conf->wpa && !conf->ieee802_1x) {
+		hostapd_logger(hapd, NULL, HOSTAPD_MODULE_DRIVER,
+			HOSTAPD_LEVEL_WARNING, "No 802.1X or WPA enabled!");
+		return -1;
+	}
+	if (conf->wpa && madwifi_configure_wpa(drv) != 0) {
+		hostapd_logger(hapd, NULL, HOSTAPD_MODULE_DRIVER,
+			HOSTAPD_LEVEL_WARNING, "Error configuring WPA state!");
+		return -1;
+	}
+	if (set80211param(priv, IEEE80211_PARAM_AUTHMODE,
+		(conf->wpa ?  IEEE80211_AUTH_WPA : IEEE80211_AUTH_8021X))) {
+		hostapd_logger(hapd, NULL, HOSTAPD_MODULE_DRIVER,
+			HOSTAPD_LEVEL_WARNING, "Error enabling WPA/802.1X!");
+		return -1;
+	}
+
+	return 0;
+}
+
+static int
+madwifi_set_privacy(const char *ifname, void *priv, int enabled)
+{
+	struct madwifi_driver_data *drv = priv;
+
+	wpa_printf(MSG_DEBUG, "%s: enabled=%d", __func__, enabled);
+
+	return set80211param(drv, IEEE80211_PARAM_PRIVACY, enabled);
+}
+
+static int
+madwifi_set_sta_authorized(void *priv, const u8 *addr, int authorized)
+{
+	struct madwifi_driver_data *drv = priv;
+	struct ieee80211req_mlme mlme;
+	int ret;
+
+	wpa_printf(MSG_DEBUG, "%s: addr=%s authorized=%d",
+		   __func__, ether_sprintf(addr), authorized);
+
+	if (authorized)
+		mlme.im_op = IEEE80211_MLME_AUTHORIZE;
+	else
+		mlme.im_op = IEEE80211_MLME_UNAUTHORIZE;
+	mlme.im_reason = 0;
+	memcpy(mlme.im_macaddr, addr, IEEE80211_ADDR_LEN);
+	ret = set80211priv(drv, IEEE80211_IOCTL_SETMLME, &mlme, sizeof(mlme));
+	if (ret < 0) {
+		wpa_printf(MSG_DEBUG, "%s: Failed to %sauthorize STA " MACSTR,
+			   __func__, authorized ? "" : "un", MAC2STR(addr));
+	}
+
+	return ret;
+}
+
+static int
+madwifi_sta_set_flags(void *priv, const u8 *addr, int total_flags,
+		      int flags_or, int flags_and)
+{
+	/* For now, only support setting Authorized flag */
+	if (flags_or & WLAN_STA_AUTHORIZED)
+		return madwifi_set_sta_authorized(priv, addr, 1);
+	if (!(flags_and & WLAN_STA_AUTHORIZED))
+		return madwifi_set_sta_authorized(priv, addr, 0);
+	return 0;
+}
+
+static int
+madwifi_del_key(void *priv, const u8 *addr, int key_idx)
+{
+	struct madwifi_driver_data *drv = priv;
+	struct ieee80211req_del_key wk;
+	int ret;
+
+	wpa_printf(MSG_DEBUG, "%s: addr=%s key_idx=%d",
+		   __func__, ether_sprintf(addr), key_idx);
+
+	memset(&wk, 0, sizeof(wk));
+	if (addr != NULL) {
+		memcpy(wk.idk_macaddr, addr, IEEE80211_ADDR_LEN);
+		wk.idk_keyix = (u8) IEEE80211_KEYIX_NONE;
+	} else {
+		wk.idk_keyix = key_idx;
+	}
+
+	ret = set80211priv(drv, IEEE80211_IOCTL_DELKEY, &wk, sizeof(wk));
+	if (ret < 0) {
+		wpa_printf(MSG_DEBUG, "%s: Failed to delete key (addr %s"
+			   " key_idx %d)", __func__, ether_sprintf(addr),
+			   key_idx);
+	}
+
+	return ret;
+}
+
+static int
+madwifi_set_key(const char *ifname, void *priv, const char *alg,
+		const u8 *addr, int key_idx,
+		const u8 *key, size_t key_len, int txkey)
+{
+	struct madwifi_driver_data *drv = priv;
+	struct ieee80211req_key wk;
+	u_int8_t cipher;
+	int ret;
+
+	if (strcmp(alg, "none") == 0)
+		return madwifi_del_key(drv, addr, key_idx);
+
+	wpa_printf(MSG_DEBUG, "%s: alg=%s addr=%s key_idx=%d",
+		   __func__, alg, ether_sprintf(addr), key_idx);
+
+	if (strcmp(alg, "WEP") == 0)
+		cipher = IEEE80211_CIPHER_WEP;
+	else if (strcmp(alg, "TKIP") == 0)
+		cipher = IEEE80211_CIPHER_TKIP;
+	else if (strcmp(alg, "CCMP") == 0)
+		cipher = IEEE80211_CIPHER_AES_CCM;
+	else {
+		printf("%s: unknown/unsupported algorithm %s\n",
+			__func__, alg);
+		return -1;
+	}
+
+	if (key_len > sizeof(wk.ik_keydata)) {
+		printf("%s: key length %lu too big\n", __func__,
+		       (unsigned long) key_len);
+		return -3;
+	}
+
+	memset(&wk, 0, sizeof(wk));
+	wk.ik_type = cipher;
+	wk.ik_flags = IEEE80211_KEY_RECV | IEEE80211_KEY_XMIT;
+	if (addr == NULL) {
+		memset(wk.ik_macaddr, 0xff, IEEE80211_ADDR_LEN);
+		wk.ik_keyix = key_idx;
+		wk.ik_flags |= IEEE80211_KEY_DEFAULT;
+	} else {
+		memcpy(wk.ik_macaddr, addr, IEEE80211_ADDR_LEN);
+		wk.ik_keyix = IEEE80211_KEYIX_NONE;
+	}
+	wk.ik_keylen = key_len;
+	memcpy(wk.ik_keydata, key, key_len);
+
+	ret = set80211priv(drv, IEEE80211_IOCTL_SETKEY, &wk, sizeof(wk));
+	if (ret < 0) {
+		wpa_printf(MSG_DEBUG, "%s: Failed to set key (addr %s"
+			   " key_idx %d alg '%s' key_len %lu txkey %d)",
+			   __func__, ether_sprintf(wk.ik_macaddr), key_idx,
+			   alg, (unsigned long) key_len, txkey);
+	}
+
+	return ret;
+}
+
+
+static int
+madwifi_get_seqnum(const char *ifname, void *priv, const u8 *addr, int idx,
+		   u8 *seq)
+{
+	struct madwifi_driver_data *drv = priv;
+	struct ieee80211req_key wk;
+
+	wpa_printf(MSG_DEBUG, "%s: addr=%s idx=%d",
+		   __func__, ether_sprintf(addr), idx);
+
+	memset(&wk, 0, sizeof(wk));
+	if (addr == NULL)
+		memset(wk.ik_macaddr, 0xff, IEEE80211_ADDR_LEN);
+	else
+		memcpy(wk.ik_macaddr, addr, IEEE80211_ADDR_LEN);
+	wk.ik_keyix = idx;
+
+	if (set80211priv(drv, IEEE80211_IOCTL_GETKEY, &wk, sizeof(wk))) {
+		wpa_printf(MSG_DEBUG, "%s: Failed to get encryption data "
+			   "(addr " MACSTR " key_idx %d)",
+			   __func__, MAC2STR(wk.ik_macaddr), idx);
+		return -1;
+	}
+
+#ifdef WORDS_BIGENDIAN
+	{
+		/*
+		 * wk.ik_keytsc is in host byte order (big endian), need to
+		 * swap it to match with the byte order used in WPA.
+		 */
+		int i;
+		u8 tmp[WPA_KEY_RSC_LEN];
+		memcpy(tmp, &wk.ik_keytsc, sizeof(wk.ik_keytsc));
+		for (i = 0; i < WPA_KEY_RSC_LEN; i++) {
+			seq[i] = tmp[WPA_KEY_RSC_LEN - i - 1];
+		}
+	}
+#else /* WORDS_BIGENDIAN */
+	memcpy(seq, &wk.ik_keytsc, sizeof(wk.ik_keytsc));
+#endif /* WORDS_BIGENDIAN */
+	return 0;
+}
+
+
+static int
+madwifi_flush(void *priv)
+{
+	u8 allsta[IEEE80211_ADDR_LEN];
+	memset(allsta, 0xff, IEEE80211_ADDR_LEN);
+	return madwifi_sta_deauth(priv, allsta, IEEE80211_REASON_AUTH_LEAVE);
+}
+
+
+static int
+madwifi_read_sta_driver_data(void *priv, struct hostap_sta_driver_data *data,
+			     const u8 *addr)
+{
+	struct madwifi_driver_data *drv = priv;
+	struct ieee80211req_sta_stats stats;
+
+	memset(data, 0, sizeof(*data));
+
+	/*
+	 * Fetch statistics for station from the system.
+	 */
+	memset(&stats, 0, sizeof(stats));
+	memcpy(stats.is_u.macaddr, addr, IEEE80211_ADDR_LEN);
+	if (set80211priv(drv, IEEE80211_IOCTL_STA_STATS,
+			 &stats, sizeof(stats))) {
+		wpa_printf(MSG_DEBUG, "%s: Failed to fetch STA stats (addr "
+			   MACSTR ")", __func__, MAC2STR(addr));
+		if (memcmp(addr, drv->acct_mac, ETH_ALEN) == 0) {
+			memcpy(data, &drv->acct_data, sizeof(*data));
+			return 0;
+		}
+
+		printf("Failed to get station stats information element.\n");
+		return -1;
+	}
+
+	data->rx_packets = stats.is_stats.ns_rx_data;
+	data->rx_bytes = stats.is_stats.ns_rx_bytes;
+	data->tx_packets = stats.is_stats.ns_tx_data;
+	data->tx_bytes = stats.is_stats.ns_tx_bytes;
+	return 0;
+}
+
+
+static int
+madwifi_sta_clear_stats(void *priv, const u8 *addr)
+{
+	struct madwifi_driver_data *drv = priv;
+	struct ieee80211req_mlme mlme;
+	int ret;
+
+	wpa_printf(MSG_DEBUG, "%s: addr=%s", __func__, ether_sprintf(addr));
+
+	mlme.im_op = IEEE80211_MLME_CLEAR_STATS;
+	memcpy(mlme.im_macaddr, addr, IEEE80211_ADDR_LEN);
+	ret = set80211priv(drv, IEEE80211_IOCTL_SETMLME, &mlme,
+			   sizeof(mlme));
+	if (ret < 0) {
+		wpa_printf(MSG_DEBUG, "%s: Failed to clear STA stats (addr "
+			   MACSTR ")", __func__, MAC2STR(addr));
+	}
+
+	return ret;
+}
+
+
+static int
+madwifi_set_opt_ie(const char *ifname, void *priv, const u8 *ie, size_t ie_len)
+{
+	/*
+	 * Do nothing; we setup parameters at startup that define the
+	 * contents of the beacon information element.
+	 */
+	return 0;
+}
+
+static int
+madwifi_sta_deauth(void *priv, const u8 *addr, int reason_code)
+{
+	struct madwifi_driver_data *drv = priv;
+	struct ieee80211req_mlme mlme;
+	int ret;
+
+	wpa_printf(MSG_DEBUG, "%s: addr=%s reason_code=%d",
+		   __func__, ether_sprintf(addr), reason_code);
+
+	mlme.im_op = IEEE80211_MLME_DEAUTH;
+	mlme.im_reason = reason_code;
+	memcpy(mlme.im_macaddr, addr, IEEE80211_ADDR_LEN);
+	ret = set80211priv(drv, IEEE80211_IOCTL_SETMLME, &mlme, sizeof(mlme));
+	if (ret < 0) {
+		wpa_printf(MSG_DEBUG, "%s: Failed to deauth STA (addr " MACSTR
+			   " reason %d)",
+			   __func__, MAC2STR(addr), reason_code);
+	}
+
+	return ret;
+}
+
+static int
+madwifi_sta_disassoc(void *priv, const u8 *addr, int reason_code)
+{
+	struct madwifi_driver_data *drv = priv;
+	struct ieee80211req_mlme mlme;
+	int ret;
+
+	wpa_printf(MSG_DEBUG, "%s: addr=%s reason_code=%d",
+		   __func__, ether_sprintf(addr), reason_code);
+
+	mlme.im_op = IEEE80211_MLME_DISASSOC;
+	mlme.im_reason = reason_code;
+	memcpy(mlme.im_macaddr, addr, IEEE80211_ADDR_LEN);
+	ret = set80211priv(drv, IEEE80211_IOCTL_SETMLME, &mlme, sizeof(mlme));
+	if (ret < 0) {
+		wpa_printf(MSG_DEBUG, "%s: Failed to disassoc STA (addr "
+			   MACSTR " reason %d)",
+			   __func__, MAC2STR(addr), reason_code);
+	}
+
+	return ret;
+}
+
+#ifdef CONFIG_WPS
+static void madwifi_raw_receive(void *ctx, const u8 *src_addr, const u8 *buf,
+				size_t len)
+{
+	struct madwifi_driver_data *drv = ctx;
+	const struct ieee80211_mgmt *mgmt;
+	const u8 *end, *ie;
+	u16 fc;
+	size_t ie_len;
+
+	/* Send Probe Request information to WPS processing */
+
+	if (len < IEEE80211_HDRLEN + sizeof(mgmt->u.probe_req))
+		return;
+	mgmt = (const struct ieee80211_mgmt *) buf;
+
+	fc = le_to_host16(mgmt->frame_control);
+	if (WLAN_FC_GET_TYPE(fc) != WLAN_FC_TYPE_MGMT ||
+	    WLAN_FC_GET_STYPE(fc) != WLAN_FC_STYPE_PROBE_REQ)
+		return;
+
+	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);
+}
+#endif /* CONFIG_WPS */
+
+static int madwifi_receive_probe_req(struct madwifi_driver_data *drv)
+{
+	int ret = 0;
+#ifdef CONFIG_WPS
+	struct ieee80211req_set_filter filt;
+
+	wpa_printf(MSG_DEBUG, "%s Enter", __func__);
+	filt.app_filterype = IEEE80211_FILTER_TYPE_PROBE_REQ;
+
+	ret = set80211priv(drv, IEEE80211_IOCTL_FILTERFRAME, &filt,
+			   sizeof(struct ieee80211req_set_filter));
+	if (ret)
+		return ret;
+
+	drv->sock_raw = l2_packet_init(drv->iface, NULL, ETH_P_80211_RAW,
+				       madwifi_raw_receive, drv, 1);
+	if (drv->sock_raw == NULL)
+		return -1;
+#endif /* CONFIG_WPS */
+	return ret;
+}
+
+#ifdef CONFIG_WPS
+static int
+madwifi_set_wps_ie(void *priv, const u8 *ie, size_t len, u32 frametype)
+{
+	struct madwifi_driver_data *drv = priv;
+	u8 buf[256];
+	struct ieee80211req_getset_appiebuf *beac_ie;
+
+	wpa_printf(MSG_DEBUG, "%s buflen = %lu", __func__,
+		   (unsigned long) len);
+
+	beac_ie = (struct ieee80211req_getset_appiebuf *) buf;
+	beac_ie->app_frmtype = frametype;
+	beac_ie->app_buflen = len;
+	memcpy(&(beac_ie->app_buf[0]), ie, len);
+
+	return set80211priv(drv, IEEE80211_IOCTL_SET_APPIEBUF, beac_ie,
+			    sizeof(struct ieee80211req_getset_appiebuf) + len);
+}
+
+static int
+madwifi_set_wps_beacon_ie(const char *ifname, void *priv, const u8 *ie,
+			  size_t len)
+{
+	return madwifi_set_wps_ie(priv, ie, len, IEEE80211_APPIE_FRAME_BEACON);
+}
+
+static int
+madwifi_set_wps_probe_resp_ie(const char *ifname, void *priv, const u8 *ie,
+			      size_t len)
+{
+	return madwifi_set_wps_ie(priv, ie, len,
+				  IEEE80211_APPIE_FRAME_PROBE_RESP);
+}
+#else /* CONFIG_WPS */
+#define madwifi_set_wps_beacon_ie NULL
+#define madwifi_set_wps_probe_resp_ie NULL
+#endif /* CONFIG_WPS */
+
+static int
+madwifi_new_sta(struct madwifi_driver_data *drv, u8 addr[IEEE80211_ADDR_LEN])
+{
+	struct hostapd_data *hapd = drv->hapd;
+	struct ieee80211req_wpaie ie;
+	int ielen = 0, res;
+	u8 *iebuf = NULL;
+
+	/*
+	 * Fetch negotiated WPA/RSN parameters from the system.
+	 */
+	memset(&ie, 0, sizeof(ie));
+	memcpy(ie.wpa_macaddr, addr, IEEE80211_ADDR_LEN);
+	if (set80211priv(drv, IEEE80211_IOCTL_GETWPAIE, &ie, sizeof(ie))) {
+		/*
+		 * See ATH_WPS_IE comment in the beginning of the file for a
+		 * possible cause for the failure..
+		 */
+		wpa_printf(MSG_DEBUG, "%s: Failed to get WPA/RSN IE: %s",
+			   __func__, strerror(errno));
+		goto no_ie;
+	}
+	wpa_hexdump(MSG_MSGDUMP, "madwifi req WPA IE",
+		    ie.wpa_ie, IEEE80211_MAX_OPT_IE);
+	wpa_hexdump(MSG_MSGDUMP, "madwifi req RSN IE",
+		    ie.rsn_ie, IEEE80211_MAX_OPT_IE);
+	iebuf = ie.wpa_ie;
+	/* madwifi seems to return some random data if WPA/RSN IE is not set.
+	 * Assume the IE was not included if the IE type is unknown. */
+	if (iebuf[0] != WLAN_EID_VENDOR_SPECIFIC)
+		iebuf[1] = 0;
+	if (iebuf[1] == 0 && ie.rsn_ie[1] > 0) {
+		/* madwifi-ng svn #1453 added rsn_ie. Use it, if wpa_ie was not
+		 * set. This is needed for WPA2. */
+		iebuf = ie.rsn_ie;
+		if (iebuf[0] != WLAN_EID_RSN)
+			iebuf[1] = 0;
+	}
+
+	ielen = iebuf[1];
+	if (ielen == 0)
+		iebuf = NULL;
+	else
+		ielen += 2;
+
+no_ie:
+	res = hostapd_notif_assoc(hapd, addr, iebuf, ielen);
+
+	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
+madwifi_wireless_event_wireless_custom(struct madwifi_driver_data *drv,
+				       char *custom, char *end)
+{
+	wpa_printf(MSG_DEBUG, "Custom wireless event: '%s'", custom);
+
+	if (strncmp(custom, "MLME-MICHAELMICFAILURE.indication", 33) == 0) {
+		char *pos;
+		u8 addr[ETH_ALEN];
+		pos = strstr(custom, "addr=");
+		if (pos == NULL) {
+			wpa_printf(MSG_DEBUG,
+				   "MLME-MICHAELMICFAILURE.indication "
+				   "without sender address ignored");
+			return;
+		}
+		pos += 5;
+		if (hwaddr_aton(pos, addr) == 0) {
+			hostapd_michael_mic_failure(drv->hapd, addr);
+		} else {
+			wpa_printf(MSG_DEBUG,
+				   "MLME-MICHAELMICFAILURE.indication "
+				   "with invalid MAC address");
+		}
+	} else if (strncmp(custom, "STA-TRAFFIC-STAT", 16) == 0) {
+		char *key, *value;
+		u32 val;
+		key = custom;
+		while ((key = strchr(key, '\n')) != NULL) {
+			key++;
+			value = strchr(key, '=');
+			if (value == NULL)
+				continue;
+			*value++ = '\0';
+			val = strtoul(value, NULL, 10);
+			if (strcmp(key, "mac") == 0)
+				hwaddr_aton(value, drv->acct_mac);
+			else if (strcmp(key, "rx_packets") == 0)
+				drv->acct_data.rx_packets = val;
+			else if (strcmp(key, "tx_packets") == 0)
+				drv->acct_data.tx_packets = val;
+			else if (strcmp(key, "rx_bytes") == 0)
+				drv->acct_data.rx_bytes = val;
+			else if (strcmp(key, "tx_bytes") == 0)
+				drv->acct_data.tx_bytes = val;
+			key = value;
+		}
+#ifdef CONFIG_WPS
+	} else if (strncmp(custom, "PUSH-BUTTON.indication", 22) == 0) {
+		/* Some atheros kernels send push button as a wireless event */
+		/* PROBLEM! this event is received for ALL BSSs ...
+		 * so all are enabled for WPS... ugh.
+		 */
+		hostapd_wps_button_pushed(drv->hapd);
+	} else if (strncmp(custom, "Manage.prob_req ", 16) == 0) {
+		/*
+		 * Atheros driver uses a hack to pass Probe Request frames as a
+		 * binary data in the custom wireless event. The old way (using
+		 * packet sniffing) didn't work when bridging.
+		 * Format: "Manage.prob_req <frame len>" | zero padding | frame
+		 */
+#define WPS_FRAM_TAG_SIZE 30 /* hardcoded in driver */
+		int len = atoi(custom + 16);
+		if (len < 0 || custom + WPS_FRAM_TAG_SIZE + len > end) {
+			wpa_printf(MSG_DEBUG, "Invalid Manage.prob_req event "
+				   "length %d", len);
+			return;
+		}
+		madwifi_raw_receive(drv, NULL,
+				    (u8 *) custom + WPS_FRAM_TAG_SIZE, len);
+#endif /* CONFIG_WPS */
+	}
+}
+
+static void
+madwifi_wireless_event_wireless(struct madwifi_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 == IWEVASSOCREQIE ||
+		     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;
+		}
+
+		switch (iwe->cmd) {
+		case IWEVEXPIRED:
+			hostapd_notif_disassoc(drv->hapd,
+					       (u8 *) iwe->u.addr.sa_data);
+			break;
+		case IWEVREGISTERED:
+			madwifi_new_sta(drv, (u8 *) iwe->u.addr.sa_data);
+			break;
+		case IWEVASSOCREQIE:
+			/* Driver hack.. Use IWEVASSOCREQIE to bypass
+			 * IWEVCUSTOM size limitations. Need to handle this
+			 * just like IWEVCUSTOM.
+			 */
+		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, buf + iwe->u.data.length);
+			free(buf);
+			break;
+		}
+
+		pos += iwe->len;
+	}
+}
+
+
+static void
+madwifi_wireless_event_rtm_newlink(struct madwifi_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) {
+			madwifi_wireless_event_wireless(
+				drv, ((char *) attr) + rta_len,
+				attr->rta_len - rta_len);
+		}
+		attr = RTA_NEXT(attr, attrlen);
+	}
+}
+
+
+static void
+madwifi_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 madwifi_driver_data *drv = eloop_ctx;
+
+	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);
+		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:
+			madwifi_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
+madwifi_get_we_version(struct madwifi_driver_data *drv)
+{
+	struct iw_range *range;
+	struct iwreq iwr;
+	int minlen;
+	size_t buflen;
+
+	drv->we_version = 0;
+
+	/*
+	 * Use larger buffer than struct iw_range in order to allow the
+	 * structure to grow in the future.
+	 */
+	buflen = sizeof(struct iw_range) + 500;
+	range = os_zalloc(buflen);
+	if (range == NULL)
+		return -1;
+
+	memset(&iwr, 0, sizeof(iwr));
+	os_strlcpy(iwr.ifr_name, drv->iface, IFNAMSIZ);
+	iwr.u.data.pointer = (caddr_t) range;
+	iwr.u.data.length = buflen;
+
+	minlen = ((char *) &range->enc_capa) - (char *) range +
+		sizeof(range->enc_capa);
+
+	if (ioctl(drv->ioctl_sock, SIOCGIWRANGE, &iwr) < 0) {
+		perror("ioctl[SIOCGIWRANGE]");
+		free(range);
+		return -1;
+	} else if (iwr.u.data.length >= minlen &&
+		   range->we_version_compiled >= 18) {
+		wpa_printf(MSG_DEBUG, "SIOCGIWRANGE: WE(compiled)=%d "
+			   "WE(source)=%d enc_capa=0x%x",
+			   range->we_version_compiled,
+			   range->we_version_source,
+			   range->enc_capa);
+		drv->we_version = range->we_version_compiled;
+	}
+
+	free(range);
+	return 0;
+}
+
+
+static int
+madwifi_wireless_event_init(void *priv)
+{
+	struct madwifi_driver_data *drv = priv;
+	int s;
+	struct sockaddr_nl local;
+
+	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, madwifi_wireless_event_receive, drv, NULL);
+	drv->wext_sock = s;
+
+	return 0;
+}
+
+
+static void
+madwifi_wireless_event_deinit(void *priv)
+{
+	struct madwifi_driver_data *drv = priv;
+
+	if (drv != NULL) {
+		if (drv->wext_sock < 0)
+			return;
+		eloop_unregister_read_sock(drv->wext_sock);
+		close(drv->wext_sock);
+	}
+}
+
+
+static int
+madwifi_send_eapol(void *priv, const u8 *addr, const u8 *data, size_t data_len,
+		   int encrypt, const u8 *own_addr)
+{
+	struct madwifi_driver_data *drv = priv;
+	unsigned char buf[3000];
+	unsigned char *bp = buf;
+	struct l2_ethhdr *eth;
+	size_t len;
+	int status;
+
+	/*
+	 * 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 = host_to_be16(ETH_P_EAPOL);
+	memcpy(eth+1, data, data_len);
+
+	wpa_hexdump(MSG_MSGDUMP, "TX EAPOL", bp, len);
+
+	status = l2_packet_send(drv->sock_xmit, addr, ETH_P_EAPOL, bp, len);
+
+	if (bp != buf)
+		free(bp);
+	return status;
+}
+
+static void
+handle_read(void *ctx, const u8 *src_addr, const u8 *buf, size_t len)
+{
+	struct madwifi_driver_data *drv = ctx;
+	hostapd_eapol_receive(drv->hapd, src_addr,
+			      buf + sizeof(struct l2_ethhdr),
+			      len - sizeof(struct l2_ethhdr));
+}
+
+static void *
+madwifi_init(struct hostapd_data *hapd)
+{
+	struct madwifi_driver_data *drv;
+	struct ifreq ifr;
+	struct iwreq iwr;
+
+	drv = os_zalloc(sizeof(struct madwifi_driver_data));
+	if (drv == NULL) {
+		printf("Could not allocate memory for madwifi 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;
+	}
+	memcpy(drv->iface, hapd->conf->iface, sizeof(drv->iface));
+
+	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;
+
+	drv->sock_xmit = l2_packet_init(drv->iface, NULL, ETH_P_EAPOL,
+					handle_read, drv, 1);
+	if (drv->sock_xmit == NULL)
+		goto bad;
+	if (l2_packet_get_own_addr(drv->sock_xmit, hapd->own_addr))
+		goto bad;
+	if (hapd->conf->bridge[0] != '\0') {
+		wpa_printf(MSG_DEBUG, "Configure bridge %s for EAPOL traffic.",
+			   hapd->conf->bridge);
+		drv->sock_recv = l2_packet_init(hapd->conf->bridge, NULL,
+						ETH_P_EAPOL, handle_read, drv,
+						1);
+		if (drv->sock_recv == NULL)
+			goto bad;
+	} else
+		drv->sock_recv = drv->sock_xmit;
+
+	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;
+	}
+
+	madwifi_set_iface_flags(drv, 0);	/* mark down during setup */
+	madwifi_set_privacy(drv->iface, drv, 0); /* default to no privacy */
+
+	madwifi_receive_probe_req(drv);
+
+	return drv;
+bad:
+	if (drv->sock_xmit != NULL)
+		l2_packet_deinit(drv->sock_xmit);
+	if (drv->ioctl_sock >= 0)
+		close(drv->ioctl_sock);
+	if (drv != NULL)
+		free(drv);
+	return NULL;
+}
+
+
+static void
+madwifi_deinit(void *priv)
+{
+	struct madwifi_driver_data *drv = priv;
+
+	(void) madwifi_set_iface_flags(drv, 0);
+	if (drv->ioctl_sock >= 0)
+		close(drv->ioctl_sock);
+	if (drv->sock_recv != NULL && drv->sock_recv != drv->sock_xmit)
+		l2_packet_deinit(drv->sock_recv);
+	if (drv->sock_xmit != NULL)
+		l2_packet_deinit(drv->sock_xmit);
+	if (drv->sock_raw)
+		l2_packet_deinit(drv->sock_raw);
+	free(drv);
+}
+
+static int
+madwifi_set_ssid(const char *ifname, void *priv, const u8 *buf, int len)
+{
+	struct madwifi_driver_data *drv = priv;
+	struct iwreq iwr;
+
+	memset(&iwr, 0, sizeof(iwr));
+	os_strlcpy(iwr.ifr_name, drv->iface, IFNAMSIZ);
+	iwr.u.essid.flags = 1; /* SSID active */
+	iwr.u.essid.pointer = (caddr_t) buf;
+	iwr.u.essid.length = len + 1;
+
+	if (ioctl(drv->ioctl_sock, SIOCSIWESSID, &iwr) < 0) {
+		perror("ioctl[SIOCSIWESSID]");
+		printf("len=%d\n", len);
+		return -1;
+	}
+	return 0;
+}
+
+static int
+madwifi_get_ssid(const char *ifname, void *priv, u8 *buf, int len)
+{
+	struct madwifi_driver_data *drv = priv;
+	struct iwreq iwr;
+	int ret = 0;
+
+	memset(&iwr, 0, sizeof(iwr));
+	os_strlcpy(iwr.ifr_name, drv->iface, IFNAMSIZ);
+	iwr.u.essid.pointer = (caddr_t) buf;
+	iwr.u.essid.length = len;
+
+	if (ioctl(drv->ioctl_sock, SIOCGIWESSID, &iwr) < 0) {
+		perror("ioctl[SIOCGIWESSID]");
+		ret = -1;
+	} else
+		ret = iwr.u.essid.length;
+
+	return ret;
+}
+
+static int
+madwifi_set_countermeasures(void *priv, int enabled)
+{
+	struct madwifi_driver_data *drv = priv;
+	wpa_printf(MSG_DEBUG, "%s: enabled=%d", __FUNCTION__, enabled);
+	return set80211param(drv, IEEE80211_PARAM_COUNTERMEASURES, enabled);
+}
+
+static int
+madwifi_commit(void *priv)
+{
+	return madwifi_set_iface_flags(priv, 1);
+}
+
+const struct wpa_driver_ops wpa_driver_atheros_ops = {
+	.name			= "atheros",
+	.init			= madwifi_init,
+	.deinit			= madwifi_deinit,
+	.set_ieee8021x		= madwifi_set_ieee8021x,
+	.set_privacy		= madwifi_set_privacy,
+	.set_encryption		= madwifi_set_key,
+	.get_seqnum		= madwifi_get_seqnum,
+	.flush			= madwifi_flush,
+	.set_generic_elem	= madwifi_set_opt_ie,
+	.wireless_event_init	= madwifi_wireless_event_init,
+	.wireless_event_deinit	= madwifi_wireless_event_deinit,
+	.sta_set_flags		= madwifi_sta_set_flags,
+	.read_sta_data		= madwifi_read_sta_driver_data,
+	.send_eapol		= madwifi_send_eapol,
+	.sta_disassoc		= madwifi_sta_disassoc,
+	.sta_deauth		= madwifi_sta_deauth,
+	.set_ssid		= madwifi_set_ssid,
+	.get_ssid		= madwifi_get_ssid,
+	.set_countermeasures	= madwifi_set_countermeasures,
+	.sta_clear_stats	= madwifi_sta_clear_stats,
+	.commit			= madwifi_commit,
+	.set_wps_beacon_ie	= madwifi_set_wps_beacon_ie,
+	.set_wps_probe_resp_ie	= madwifi_set_wps_probe_resp_ie,
+};

hostapd/drivers.c

@@ -27,6 +27,9 @@ extern struct wpa_driver_ops wpa_driver_prism54_ops; /* driver_prism54.c */
 #ifdef CONFIG_DRIVER_MADWIFI
 extern struct wpa_driver_ops wpa_driver_madwifi_ops; /* driver_madwifi.c */
 #endif /* CONFIG_DRIVER_MADWIFI */
+#ifdef CONFIG_DRIVER_ATHEROS
+extern struct wpa_driver_ops wpa_driver_atheros_ops; /* driver_atheros.c */
+#endif /* CONFIG_DRIVER_ATHEROS */
 #ifdef CONFIG_DRIVER_BSD
 extern struct wpa_driver_ops wpa_driver_bsd_ops; /* driver_bsd.c */
 #endif /* CONFIG_DRIVER_BSD */
@@ -55,6 +58,9 @@ struct wpa_driver_ops *hostapd_drivers[] =
 #ifdef CONFIG_DRIVER_MADWIFI
 	&wpa_driver_madwifi_ops,
 #endif /* CONFIG_DRIVER_MADWIFI */
+#ifdef CONFIG_DRIVER_ATHEROS
+	&wpa_driver_atheros_ops,
+#endif /* CONFIG_DRIVER_ATHEROS */
 #ifdef CONFIG_DRIVER_BSD
 	&wpa_driver_bsd_ops,
 #endif /* CONFIG_DRIVER_BSD */