Move WPA authenticator glue code into a separate file

hostapd/Makefile

@@ -33,6 +33,7 @@ LIBS += -lws2_32
 endif
 
 OBJS = hostapd.o
+OBJS += wpa_auth_glue.o
 OBJS += main.o
 OBJS += config_file.o
 OBJS += drv_callbacks.o

hostapd/hostapd.c

@@ -17,11 +17,7 @@
 #include "common.h"
 #include "eloop.h"
 #include "common/ieee802_11_defs.h"
-#include "eapol_auth/eapol_auth_sm.h"
-#include "eapol_auth/eapol_auth_sm_i.h"
 #include "radius/radius_client.h"
-#include "eap_server/eap.h"
-#include "l2_packet/l2_packet.h"
 #include "ap/hostapd.h"
 #include "ap/authsrv.h"
 #include "ap/sta_info.h"
@@ -31,71 +27,25 @@
 #include "ap/iapp.h"
 #include "ap/ieee802_1x.h"
 #include "ap/ieee802_11_auth.h"
-#include "ap/preauth.h"
-#include "ap/tkip_countermeasures.h"
 #include "ap/vlan_init.h"
 #include "ap/wpa.h"
 #include "ap/wps_hostapd.h"
 #include "hw_features.h"
 #include "driver_i.h"
 #include "ctrl_iface.h"
+#include "wpa_auth_glue.h"
 
 
 static int hostapd_flush_old_stations(struct hostapd_data *hapd);
-static int hostapd_setup_wpa(struct hostapd_data *hapd);
 static int hostapd_setup_encryption(char *iface, struct hostapd_data *hapd);
 
 extern int wpa_debug_level;
 
 
-static void hostapd_wpa_auth_conf(struct hostapd_bss_config *conf,
-				  struct wpa_auth_config *wconf)
-{
-	wconf->wpa = conf->wpa;
-	wconf->wpa_key_mgmt = conf->wpa_key_mgmt;
-	wconf->wpa_pairwise = conf->wpa_pairwise;
-	wconf->wpa_group = conf->wpa_group;
-	wconf->wpa_group_rekey = conf->wpa_group_rekey;
-	wconf->wpa_strict_rekey = conf->wpa_strict_rekey;
-	wconf->wpa_gmk_rekey = conf->wpa_gmk_rekey;
-	wconf->wpa_ptk_rekey = conf->wpa_ptk_rekey;
-	wconf->rsn_pairwise = conf->rsn_pairwise;
-	wconf->rsn_preauth = conf->rsn_preauth;
-	wconf->eapol_version = conf->eapol_version;
-	wconf->peerkey = conf->peerkey;
-	wconf->wmm_enabled = conf->wmm_enabled;
-	wconf->okc = conf->okc;
-#ifdef CONFIG_IEEE80211W
-	wconf->ieee80211w = conf->ieee80211w;
-#endif /* CONFIG_IEEE80211W */
-#ifdef CONFIG_IEEE80211R
-	wconf->ssid_len = conf->ssid.ssid_len;
-	if (wconf->ssid_len > SSID_LEN)
-		wconf->ssid_len = SSID_LEN;
-	os_memcpy(wconf->ssid, conf->ssid.ssid, wconf->ssid_len);
-	os_memcpy(wconf->mobility_domain, conf->mobility_domain,
-		  MOBILITY_DOMAIN_ID_LEN);
-	if (conf->nas_identifier &&
-	    os_strlen(conf->nas_identifier) <= FT_R0KH_ID_MAX_LEN) {
-		wconf->r0_key_holder_len = os_strlen(conf->nas_identifier);
-		os_memcpy(wconf->r0_key_holder, conf->nas_identifier,
-			  wconf->r0_key_holder_len);
-	}
-	os_memcpy(wconf->r1_key_holder, conf->r1_key_holder, FT_R1KH_ID_LEN);
-	wconf->r0_key_lifetime = conf->r0_key_lifetime;
-	wconf->reassociation_deadline = conf->reassociation_deadline;
-	wconf->r0kh_list = conf->r0kh_list;
-	wconf->r1kh_list = conf->r1kh_list;
-	wconf->pmk_r1_push = conf->pmk_r1_push;
-#endif /* CONFIG_IEEE80211R */
-}
-
-
 int hostapd_reload_config(struct hostapd_iface *iface)
 {
 	struct hostapd_data *hapd = iface->bss[0];
 	struct hostapd_config *newconf, *oldconf;
-	struct wpa_auth_config wpa_auth_conf;
 	size_t j;
 
 	if (iface->config_read_cb == NULL)
@@ -129,10 +79,9 @@ int hostapd_reload_config(struct hostapd_iface *iface)
 
 	if (hapd->conf->wpa && hapd->wpa_auth == NULL)
 		hostapd_setup_wpa(hapd);
-	else if (hapd->conf->wpa) {
-		hostapd_wpa_auth_conf(&newconf->bss[0], &wpa_auth_conf);
-		wpa_reconfig(hapd->wpa_auth, &wpa_auth_conf);
-	} else if (hapd->wpa_auth) {
+	else if (hapd->conf->wpa)
+		hostapd_reconfig_wpa(hapd);
+	else if (hapd->wpa_auth) {
 		wpa_deinit(hapd->wpa_auth);
 		hapd->wpa_auth = NULL;
 		hostapd_set_privacy(hapd, 0);
@@ -266,24 +215,7 @@ static void hostapd_cleanup(struct hostapd_data *hapd)
 	iapp_deinit(hapd->iapp);
 	hapd->iapp = NULL;
 	accounting_deinit(hapd);
-	rsn_preauth_iface_deinit(hapd);
-	if (hapd->wpa_auth) {
-		wpa_deinit(hapd->wpa_auth);
-		hapd->wpa_auth = NULL;
-
-		if (hostapd_set_privacy(hapd, 0)) {
-			wpa_printf(MSG_DEBUG, "Could not disable "
-				   "PrivacyInvoked for interface %s",
-				   hapd->conf->iface);
-		}
-
-		if (hostapd_set_generic_elem(hapd, (u8 *) "", 0)) {
-			wpa_printf(MSG_DEBUG, "Could not remove generic "
-				   "information element from interface %s",
-				   hapd->conf->iface);
-		}
-	}
-	ieee802_1x_deinit(hapd);
+	hostapd_deinit_wpa(hapd);
 	vlan_deinit(hapd);
 	hostapd_acl_deinit(hapd);
 #ifndef CONFIG_NO_RADIUS
@@ -291,10 +223,6 @@ static void hostapd_cleanup(struct hostapd_data *hapd)
 	hapd->radius = NULL;
 #endif /* CONFIG_NO_RADIUS */
 
-#ifdef CONFIG_IEEE80211R
-	l2_packet_deinit(hapd->l2);
-#endif /* CONFIG_IEEE80211R */
-
 	hostapd_deinit_wps(hapd);
 
 	authsrv_deinit(hapd);
@@ -404,302 +332,6 @@ static int hostapd_flush_old_stations(struct hostapd_data *hapd)
 }
 
 
-static void hostapd_wpa_auth_logger(void *ctx, const u8 *addr,
-				    logger_level level, const char *txt)
-{
-#ifndef CONFIG_NO_HOSTAPD_LOGGER
-	struct hostapd_data *hapd = ctx;
-	int hlevel;
-
-	switch (level) {
-	case LOGGER_WARNING:
-		hlevel = HOSTAPD_LEVEL_WARNING;
-		break;
-	case LOGGER_INFO:
-		hlevel = HOSTAPD_LEVEL_INFO;
-		break;
-	case LOGGER_DEBUG:
-	default:
-		hlevel = HOSTAPD_LEVEL_DEBUG;
-		break;
-	}
-
-	hostapd_logger(hapd, addr, HOSTAPD_MODULE_WPA, hlevel, "%s", txt);
-#endif /* CONFIG_NO_HOSTAPD_LOGGER */
-}
-
-
-static void hostapd_wpa_auth_disconnect(void *ctx, const u8 *addr,
-					u16 reason)
-{
-	struct hostapd_data *hapd = ctx;
-	wpa_printf(MSG_DEBUG, "%s: WPA authenticator requests disconnect: "
-		   "STA " MACSTR " reason %d",
-		   __func__, MAC2STR(addr), reason);
-	ap_sta_disconnect(hapd, NULL, addr, reason);
-}
-
-
-static void hostapd_wpa_auth_mic_failure_report(void *ctx, const u8 *addr)
-{
-	struct hostapd_data *hapd = ctx;
-	michael_mic_failure(hapd, addr, 0);
-}
-
-
-static void hostapd_wpa_auth_set_eapol(void *ctx, const u8 *addr,
-				       wpa_eapol_variable var, int value)
-{
-	struct hostapd_data *hapd = ctx;
-	struct sta_info *sta = ap_get_sta(hapd, addr);
-	if (sta == NULL)
-		return;
-	switch (var) {
-	case WPA_EAPOL_portEnabled:
-		ieee802_1x_notify_port_enabled(sta->eapol_sm, value);
-		break;
-	case WPA_EAPOL_portValid:
-		ieee802_1x_notify_port_valid(sta->eapol_sm, value);
-		break;
-	case WPA_EAPOL_authorized:
-		ieee802_1x_set_sta_authorized(hapd, sta, value);
-		break;
-	case WPA_EAPOL_portControl_Auto:
-		if (sta->eapol_sm)
-			sta->eapol_sm->portControl = Auto;
-		break;
-	case WPA_EAPOL_keyRun:
-		if (sta->eapol_sm)
-			sta->eapol_sm->keyRun = value ? TRUE : FALSE;
-		break;
-	case WPA_EAPOL_keyAvailable:
-		if (sta->eapol_sm)
-			sta->eapol_sm->eap_if->eapKeyAvailable =
-				value ? TRUE : FALSE;
-		break;
-	case WPA_EAPOL_keyDone:
-		if (sta->eapol_sm)
-			sta->eapol_sm->keyDone = value ? TRUE : FALSE;
-		break;
-	case WPA_EAPOL_inc_EapolFramesTx:
-		if (sta->eapol_sm)
-			sta->eapol_sm->dot1xAuthEapolFramesTx++;
-		break;
-	}
-}
-
-
-static int hostapd_wpa_auth_get_eapol(void *ctx, const u8 *addr,
-				      wpa_eapol_variable var)
-{
-	struct hostapd_data *hapd = ctx;
-	struct sta_info *sta = ap_get_sta(hapd, addr);
-	if (sta == NULL || sta->eapol_sm == NULL)
-		return -1;
-	switch (var) {
-	case WPA_EAPOL_keyRun:
-		return sta->eapol_sm->keyRun;
-	case WPA_EAPOL_keyAvailable:
-		return sta->eapol_sm->eap_if->eapKeyAvailable;
-	default:
-		return -1;
-	}
-}
-
-
-static const u8 * hostapd_wpa_auth_get_psk(void *ctx, const u8 *addr,
-					   const u8 *prev_psk)
-{
-	struct hostapd_data *hapd = ctx;
-	return hostapd_get_psk(hapd->conf, addr, prev_psk);
-}
-
-
-static int hostapd_wpa_auth_get_msk(void *ctx, const u8 *addr, u8 *msk,
-				    size_t *len)
-{
-	struct hostapd_data *hapd = ctx;
-	const u8 *key;
-	size_t keylen;
-	struct sta_info *sta;
-
-	sta = ap_get_sta(hapd, addr);
-	if (sta == NULL)
-		return -1;
-
-	key = ieee802_1x_get_key(sta->eapol_sm, &keylen);
-	if (key == NULL)
-		return -1;
-
-	if (keylen > *len)
-		keylen = *len;
-	os_memcpy(msk, key, keylen);
-	*len = keylen;
-
-	return 0;
-}
-
-
-static int hostapd_wpa_auth_set_key(void *ctx, int vlan_id, wpa_alg alg,
-				    const u8 *addr, int idx, u8 *key,
-				    size_t key_len)
-{
-	struct hostapd_data *hapd = ctx;
-	const char *ifname = hapd->conf->iface;
-
-	if (vlan_id > 0) {
-		ifname = hostapd_get_vlan_id_ifname(hapd->conf->vlan, vlan_id);
-		if (ifname == NULL)
-			return -1;
-	}
-
-	return hapd->drv.set_key(ifname, hapd, alg, addr, idx, 1, NULL, 0,
-				 key, key_len);
-}
-
-
-static int hostapd_wpa_auth_get_seqnum(void *ctx, const u8 *addr, int idx,
-				       u8 *seq)
-{
-	struct hostapd_data *hapd = ctx;
-	return hostapd_get_seqnum(hapd->conf->iface, hapd, addr, idx, seq);
-}
-
-
-static int hostapd_wpa_auth_send_eapol(void *ctx, const u8 *addr,
-				       const u8 *data, size_t data_len,
-				       int encrypt)
-{
-	struct hostapd_data *hapd = ctx;
-	return hapd->drv.send_eapol(hapd, addr, data, data_len, encrypt);
-}
-
-
-static int hostapd_wpa_auth_for_each_sta(
-	void *ctx, int (*cb)(struct wpa_state_machine *sm, void *ctx),
-	void *cb_ctx)
-{
-	struct hostapd_data *hapd = ctx;
-	struct sta_info *sta;
-
-	for (sta = hapd->sta_list; sta; sta = sta->next) {
-		if (sta->wpa_sm && cb(sta->wpa_sm, cb_ctx))
-			return 1;
-	}
-	return 0;
-}
-
-
-struct wpa_auth_iface_iter_data {
-	int (*cb)(struct wpa_authenticator *sm, void *ctx);
-	void *cb_ctx;
-};
-
-static int wpa_auth_iface_iter(struct hostapd_iface *iface, void *ctx)
-{
-	struct wpa_auth_iface_iter_data *data = ctx;
-	size_t i;
-	for (i = 0; i < iface->num_bss; i++) {
-		if (data->cb(iface->bss[i]->wpa_auth, data->cb_ctx))
-			return 1;
-	}
-	return 0;
-}
-
-
-static int hostapd_wpa_auth_for_each_auth(
-	void *ctx, int (*cb)(struct wpa_authenticator *sm, void *ctx),
-	void *cb_ctx)
-{
-	struct hostapd_data *hapd = ctx;
-	struct wpa_auth_iface_iter_data data;
-	data.cb = cb;
-	data.cb_ctx = cb_ctx;
-	return hostapd_for_each_interface(hapd->iface->interfaces,
-					  wpa_auth_iface_iter, &data);
-}
-
-
-static int hostapd_wpa_auth_send_ether(void *ctx, const u8 *dst, u16 proto,
-				       const u8 *data, size_t data_len)
-{
-	struct hostapd_data *hapd = ctx;
-
-	if (hapd->driver && hapd->driver->send_ether)
-		return hapd->driver->send_ether(hapd->drv_priv, dst,
-						hapd->own_addr, proto,
-						data, data_len);
-	if (hapd->l2 == NULL)
-		return -1;
-	return l2_packet_send(hapd->l2, dst, proto, data, data_len);
-}
-
-
-#ifdef CONFIG_IEEE80211R
-
-static int hostapd_wpa_auth_send_ft_action(void *ctx, const u8 *dst,
-					   const u8 *data, size_t data_len)
-{
-	struct hostapd_data *hapd = ctx;
-	int res;
-	struct ieee80211_mgmt *m;
-	size_t mlen;
-	struct sta_info *sta;
-
-	sta = ap_get_sta(hapd, dst);
-	if (sta == NULL || sta->wpa_sm == NULL)
-		return -1;
-
-	m = os_zalloc(sizeof(*m) + data_len);
-	if (m == NULL)
-		return -1;
-	mlen = ((u8 *) &m->u - (u8 *) m) + data_len;
-	m->frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
-					WLAN_FC_STYPE_ACTION);
-	os_memcpy(m->da, dst, ETH_ALEN);
-	os_memcpy(m->sa, hapd->own_addr, ETH_ALEN);
-	os_memcpy(m->bssid, hapd->own_addr, ETH_ALEN);
-	os_memcpy(&m->u, data, data_len);
-
-	res = hapd->drv.send_mgmt_frame(hapd, (u8 *) m, mlen);
-	os_free(m);
-	return res;
-}
-
-
-static struct wpa_state_machine *
-hostapd_wpa_auth_add_sta(void *ctx, const u8 *sta_addr)
-{
-	struct hostapd_data *hapd = ctx;
-	struct sta_info *sta;
-
-	sta = ap_sta_add(hapd, sta_addr);
-	if (sta == NULL)
-		return NULL;
-	if (sta->wpa_sm)
-		return sta->wpa_sm;
-
-	sta->wpa_sm = wpa_auth_sta_init(hapd->wpa_auth, sta->addr);
-	if (sta->wpa_sm == NULL) {
-		ap_free_sta(hapd, sta);
-		return NULL;
-	}
-	sta->auth_alg = WLAN_AUTH_FT;
-
-	return sta->wpa_sm;
-}
-
-
-static void hostapd_rrb_receive(void *ctx, const u8 *src_addr, const u8 *buf,
-				size_t len)
-{
-	struct hostapd_data *hapd = ctx;
-	wpa_ft_rrb_rx(hapd->wpa_auth, src_addr, buf, len);
-}
-
-#endif /* CONFIG_IEEE80211R */
-
-
 /**
  * hostapd_validate_bssid_configuration - Validate BSSID configuration
  * @iface: Pointer to interface data
@@ -820,61 +452,6 @@ static int mac_in_conf(struct hostapd_config *conf, const void *a)
 }
 
 
-static int hostapd_setup_wpa(struct hostapd_data *hapd)
-{
-	struct wpa_auth_config _conf;
-	struct wpa_auth_callbacks cb;
-	const u8 *wpa_ie;
-	size_t wpa_ie_len;
-
-	hostapd_wpa_auth_conf(hapd->conf, &_conf);
-	os_memset(&cb, 0, sizeof(cb));
-	cb.ctx = hapd;
-	cb.logger = hostapd_wpa_auth_logger;
-	cb.disconnect = hostapd_wpa_auth_disconnect;
-	cb.mic_failure_report = hostapd_wpa_auth_mic_failure_report;
-	cb.set_eapol = hostapd_wpa_auth_set_eapol;
-	cb.get_eapol = hostapd_wpa_auth_get_eapol;
-	cb.get_psk = hostapd_wpa_auth_get_psk;
-	cb.get_msk = hostapd_wpa_auth_get_msk;
-	cb.set_key = hostapd_wpa_auth_set_key;
-	cb.get_seqnum = hostapd_wpa_auth_get_seqnum;
-	cb.send_eapol = hostapd_wpa_auth_send_eapol;
-	cb.for_each_sta = hostapd_wpa_auth_for_each_sta;
-	cb.for_each_auth = hostapd_wpa_auth_for_each_auth;
-	cb.send_ether = hostapd_wpa_auth_send_ether;
-#ifdef CONFIG_IEEE80211R
-	cb.send_ft_action = hostapd_wpa_auth_send_ft_action;
-	cb.add_sta = hostapd_wpa_auth_add_sta;
-#endif /* CONFIG_IEEE80211R */
-	hapd->wpa_auth = wpa_init(hapd->own_addr, &_conf, &cb);
-	if (hapd->wpa_auth == NULL) {
-		wpa_printf(MSG_ERROR, "WPA initialization failed.");
-		return -1;
-	}
-
-	if (hostapd_set_privacy(hapd, 1)) {
-		wpa_printf(MSG_ERROR, "Could not set PrivacyInvoked "
-			   "for interface %s", hapd->conf->iface);
-		return -1;
-	}
-
-	wpa_ie = wpa_auth_get_wpa_ie(hapd->wpa_auth, &wpa_ie_len);
-	if (hostapd_set_generic_elem(hapd, wpa_ie, wpa_ie_len)) {
-		wpa_printf(MSG_ERROR, "Failed to configure WPA IE for "
-			   "the kernel driver.");
-		return -1;
-	}
-
-	if (rsn_preauth_iface_init(hapd)) {
-		wpa_printf(MSG_ERROR, "Initialization of RSN "
-			   "pre-authentication failed.");
-		return -1;
-	}
-
-	return 0;
-
-}
 
 
 /**
@@ -1025,20 +602,6 @@ static int hostapd_setup_bss(struct hostapd_data *hapd, int first)
 		return -1;
 	}
 
-#ifdef CONFIG_IEEE80211R
-	if (!hostapd_drv_none(hapd)) {
-		hapd->l2 = l2_packet_init(hapd->conf->iface, NULL, ETH_P_RRB,
-					  hostapd_rrb_receive, hapd, 0);
-		if (hapd->l2 == NULL &&
-		    (hapd->driver == NULL ||
-		     hapd->driver->send_ether == NULL)) {
-			wpa_printf(MSG_ERROR, "Failed to open l2_packet "
-				   "interface");
-			return -1;
-		}
-	}
-#endif /* CONFIG_IEEE80211R */
-
 	ieee802_11_set_beacon(hapd);
 
 	if (authsrv_init(hapd) < 0)

hostapd/wpa_auth_glue.c

@@ -0,0 +1,474 @@
+/*
+ * hostapd / WPA authenticator glue code
+ * Copyright (c) 2002-2009, 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 "common/ieee802_11_defs.h"
+#include "eapol_auth/eapol_auth_sm.h"
+#include "eapol_auth/eapol_auth_sm_i.h"
+#include "eap_server/eap.h"
+#include "l2_packet/l2_packet.h"
+#include "ap/hostapd.h"
+#include "ap/ieee802_1x.h"
+#include "ap/preauth.h"
+#include "ap/sta_info.h"
+#include "ap/tkip_countermeasures.h"
+#include "ap/wpa.h"
+#include "driver_i.h"
+
+
+static void hostapd_wpa_auth_conf(struct hostapd_bss_config *conf,
+				  struct wpa_auth_config *wconf)
+{
+	wconf->wpa = conf->wpa;
+	wconf->wpa_key_mgmt = conf->wpa_key_mgmt;
+	wconf->wpa_pairwise = conf->wpa_pairwise;
+	wconf->wpa_group = conf->wpa_group;
+	wconf->wpa_group_rekey = conf->wpa_group_rekey;
+	wconf->wpa_strict_rekey = conf->wpa_strict_rekey;
+	wconf->wpa_gmk_rekey = conf->wpa_gmk_rekey;
+	wconf->wpa_ptk_rekey = conf->wpa_ptk_rekey;
+	wconf->rsn_pairwise = conf->rsn_pairwise;
+	wconf->rsn_preauth = conf->rsn_preauth;
+	wconf->eapol_version = conf->eapol_version;
+	wconf->peerkey = conf->peerkey;
+	wconf->wmm_enabled = conf->wmm_enabled;
+	wconf->okc = conf->okc;
+#ifdef CONFIG_IEEE80211W
+	wconf->ieee80211w = conf->ieee80211w;
+#endif /* CONFIG_IEEE80211W */
+#ifdef CONFIG_IEEE80211R
+	wconf->ssid_len = conf->ssid.ssid_len;
+	if (wconf->ssid_len > SSID_LEN)
+		wconf->ssid_len = SSID_LEN;
+	os_memcpy(wconf->ssid, conf->ssid.ssid, wconf->ssid_len);
+	os_memcpy(wconf->mobility_domain, conf->mobility_domain,
+		  MOBILITY_DOMAIN_ID_LEN);
+	if (conf->nas_identifier &&
+	    os_strlen(conf->nas_identifier) <= FT_R0KH_ID_MAX_LEN) {
+		wconf->r0_key_holder_len = os_strlen(conf->nas_identifier);
+		os_memcpy(wconf->r0_key_holder, conf->nas_identifier,
+			  wconf->r0_key_holder_len);
+	}
+	os_memcpy(wconf->r1_key_holder, conf->r1_key_holder, FT_R1KH_ID_LEN);
+	wconf->r0_key_lifetime = conf->r0_key_lifetime;
+	wconf->reassociation_deadline = conf->reassociation_deadline;
+	wconf->r0kh_list = conf->r0kh_list;
+	wconf->r1kh_list = conf->r1kh_list;
+	wconf->pmk_r1_push = conf->pmk_r1_push;
+#endif /* CONFIG_IEEE80211R */
+}
+
+
+static void hostapd_wpa_auth_logger(void *ctx, const u8 *addr,
+				    logger_level level, const char *txt)
+{
+#ifndef CONFIG_NO_HOSTAPD_LOGGER
+	struct hostapd_data *hapd = ctx;
+	int hlevel;
+
+	switch (level) {
+	case LOGGER_WARNING:
+		hlevel = HOSTAPD_LEVEL_WARNING;
+		break;
+	case LOGGER_INFO:
+		hlevel = HOSTAPD_LEVEL_INFO;
+		break;
+	case LOGGER_DEBUG:
+	default:
+		hlevel = HOSTAPD_LEVEL_DEBUG;
+		break;
+	}
+
+	hostapd_logger(hapd, addr, HOSTAPD_MODULE_WPA, hlevel, "%s", txt);
+#endif /* CONFIG_NO_HOSTAPD_LOGGER */
+}
+
+
+static void hostapd_wpa_auth_disconnect(void *ctx, const u8 *addr,
+					u16 reason)
+{
+	struct hostapd_data *hapd = ctx;
+	wpa_printf(MSG_DEBUG, "%s: WPA authenticator requests disconnect: "
+		   "STA " MACSTR " reason %d",
+		   __func__, MAC2STR(addr), reason);
+	ap_sta_disconnect(hapd, NULL, addr, reason);
+}
+
+
+static void hostapd_wpa_auth_mic_failure_report(void *ctx, const u8 *addr)
+{
+	struct hostapd_data *hapd = ctx;
+	michael_mic_failure(hapd, addr, 0);
+}
+
+
+static void hostapd_wpa_auth_set_eapol(void *ctx, const u8 *addr,
+				       wpa_eapol_variable var, int value)
+{
+	struct hostapd_data *hapd = ctx;
+	struct sta_info *sta = ap_get_sta(hapd, addr);
+	if (sta == NULL)
+		return;
+	switch (var) {
+	case WPA_EAPOL_portEnabled:
+		ieee802_1x_notify_port_enabled(sta->eapol_sm, value);
+		break;
+	case WPA_EAPOL_portValid:
+		ieee802_1x_notify_port_valid(sta->eapol_sm, value);
+		break;
+	case WPA_EAPOL_authorized:
+		ieee802_1x_set_sta_authorized(hapd, sta, value);
+		break;
+	case WPA_EAPOL_portControl_Auto:
+		if (sta->eapol_sm)
+			sta->eapol_sm->portControl = Auto;
+		break;
+	case WPA_EAPOL_keyRun:
+		if (sta->eapol_sm)
+			sta->eapol_sm->keyRun = value ? TRUE : FALSE;
+		break;
+	case WPA_EAPOL_keyAvailable:
+		if (sta->eapol_sm)
+			sta->eapol_sm->eap_if->eapKeyAvailable =
+				value ? TRUE : FALSE;
+		break;
+	case WPA_EAPOL_keyDone:
+		if (sta->eapol_sm)
+			sta->eapol_sm->keyDone = value ? TRUE : FALSE;
+		break;
+	case WPA_EAPOL_inc_EapolFramesTx:
+		if (sta->eapol_sm)
+			sta->eapol_sm->dot1xAuthEapolFramesTx++;
+		break;
+	}
+}
+
+
+static int hostapd_wpa_auth_get_eapol(void *ctx, const u8 *addr,
+				      wpa_eapol_variable var)
+{
+	struct hostapd_data *hapd = ctx;
+	struct sta_info *sta = ap_get_sta(hapd, addr);
+	if (sta == NULL || sta->eapol_sm == NULL)
+		return -1;
+	switch (var) {
+	case WPA_EAPOL_keyRun:
+		return sta->eapol_sm->keyRun;
+	case WPA_EAPOL_keyAvailable:
+		return sta->eapol_sm->eap_if->eapKeyAvailable;
+	default:
+		return -1;
+	}
+}
+
+
+static const u8 * hostapd_wpa_auth_get_psk(void *ctx, const u8 *addr,
+					   const u8 *prev_psk)
+{
+	struct hostapd_data *hapd = ctx;
+	return hostapd_get_psk(hapd->conf, addr, prev_psk);
+}
+
+
+static int hostapd_wpa_auth_get_msk(void *ctx, const u8 *addr, u8 *msk,
+				    size_t *len)
+{
+	struct hostapd_data *hapd = ctx;
+	const u8 *key;
+	size_t keylen;
+	struct sta_info *sta;
+
+	sta = ap_get_sta(hapd, addr);
+	if (sta == NULL)
+		return -1;
+
+	key = ieee802_1x_get_key(sta->eapol_sm, &keylen);
+	if (key == NULL)
+		return -1;
+
+	if (keylen > *len)
+		keylen = *len;
+	os_memcpy(msk, key, keylen);
+	*len = keylen;
+
+	return 0;
+}
+
+
+static int hostapd_wpa_auth_set_key(void *ctx, int vlan_id, wpa_alg alg,
+				    const u8 *addr, int idx, u8 *key,
+				    size_t key_len)
+{
+	struct hostapd_data *hapd = ctx;
+	const char *ifname = hapd->conf->iface;
+
+	if (vlan_id > 0) {
+		ifname = hostapd_get_vlan_id_ifname(hapd->conf->vlan, vlan_id);
+		if (ifname == NULL)
+			return -1;
+	}
+
+	return hapd->drv.set_key(ifname, hapd, alg, addr, idx, 1, NULL, 0,
+				 key, key_len);
+}
+
+
+static int hostapd_wpa_auth_get_seqnum(void *ctx, const u8 *addr, int idx,
+				       u8 *seq)
+{
+	struct hostapd_data *hapd = ctx;
+	return hostapd_get_seqnum(hapd->conf->iface, hapd, addr, idx, seq);
+}
+
+
+static int hostapd_wpa_auth_send_eapol(void *ctx, const u8 *addr,
+				       const u8 *data, size_t data_len,
+				       int encrypt)
+{
+	struct hostapd_data *hapd = ctx;
+	return hapd->drv.send_eapol(hapd, addr, data, data_len, encrypt);
+}
+
+
+static int hostapd_wpa_auth_for_each_sta(
+	void *ctx, int (*cb)(struct wpa_state_machine *sm, void *ctx),
+	void *cb_ctx)
+{
+	struct hostapd_data *hapd = ctx;
+	struct sta_info *sta;
+
+	for (sta = hapd->sta_list; sta; sta = sta->next) {
+		if (sta->wpa_sm && cb(sta->wpa_sm, cb_ctx))
+			return 1;
+	}
+	return 0;
+}
+
+
+struct wpa_auth_iface_iter_data {
+	int (*cb)(struct wpa_authenticator *sm, void *ctx);
+	void *cb_ctx;
+};
+
+static int wpa_auth_iface_iter(struct hostapd_iface *iface, void *ctx)
+{
+	struct wpa_auth_iface_iter_data *data = ctx;
+	size_t i;
+	for (i = 0; i < iface->num_bss; i++) {
+		if (data->cb(iface->bss[i]->wpa_auth, data->cb_ctx))
+			return 1;
+	}
+	return 0;
+}
+
+
+static int hostapd_wpa_auth_for_each_auth(
+	void *ctx, int (*cb)(struct wpa_authenticator *sm, void *ctx),
+	void *cb_ctx)
+{
+	struct hostapd_data *hapd = ctx;
+	struct wpa_auth_iface_iter_data data;
+	data.cb = cb;
+	data.cb_ctx = cb_ctx;
+	return hostapd_for_each_interface(hapd->iface->interfaces,
+					  wpa_auth_iface_iter, &data);
+}
+
+
+static int hostapd_wpa_auth_send_ether(void *ctx, const u8 *dst, u16 proto,
+				       const u8 *data, size_t data_len)
+{
+	struct hostapd_data *hapd = ctx;
+
+	if (hapd->driver && hapd->driver->send_ether)
+		return hapd->driver->send_ether(hapd->drv_priv, dst,
+						hapd->own_addr, proto,
+						data, data_len);
+	if (hapd->l2 == NULL)
+		return -1;
+	return l2_packet_send(hapd->l2, dst, proto, data, data_len);
+}
+
+
+#ifdef CONFIG_IEEE80211R
+
+static int hostapd_wpa_auth_send_ft_action(void *ctx, const u8 *dst,
+					   const u8 *data, size_t data_len)
+{
+	struct hostapd_data *hapd = ctx;
+	int res;
+	struct ieee80211_mgmt *m;
+	size_t mlen;
+	struct sta_info *sta;
+
+	sta = ap_get_sta(hapd, dst);
+	if (sta == NULL || sta->wpa_sm == NULL)
+		return -1;
+
+	m = os_zalloc(sizeof(*m) + data_len);
+	if (m == NULL)
+		return -1;
+	mlen = ((u8 *) &m->u - (u8 *) m) + data_len;
+	m->frame_control = IEEE80211_FC(WLAN_FC_TYPE_MGMT,
+					WLAN_FC_STYPE_ACTION);
+	os_memcpy(m->da, dst, ETH_ALEN);
+	os_memcpy(m->sa, hapd->own_addr, ETH_ALEN);
+	os_memcpy(m->bssid, hapd->own_addr, ETH_ALEN);
+	os_memcpy(&m->u, data, data_len);
+
+	res = hapd->drv.send_mgmt_frame(hapd, (u8 *) m, mlen);
+	os_free(m);
+	return res;
+}
+
+
+static struct wpa_state_machine *
+hostapd_wpa_auth_add_sta(void *ctx, const u8 *sta_addr)
+{
+	struct hostapd_data *hapd = ctx;
+	struct sta_info *sta;
+
+	sta = ap_sta_add(hapd, sta_addr);
+	if (sta == NULL)
+		return NULL;
+	if (sta->wpa_sm)
+		return sta->wpa_sm;
+
+	sta->wpa_sm = wpa_auth_sta_init(hapd->wpa_auth, sta->addr);
+	if (sta->wpa_sm == NULL) {
+		ap_free_sta(hapd, sta);
+		return NULL;
+	}
+	sta->auth_alg = WLAN_AUTH_FT;
+
+	return sta->wpa_sm;
+}
+
+
+static void hostapd_rrb_receive(void *ctx, const u8 *src_addr, const u8 *buf,
+				size_t len)
+{
+	struct hostapd_data *hapd = ctx;
+	wpa_ft_rrb_rx(hapd->wpa_auth, src_addr, buf, len);
+}
+
+#endif /* CONFIG_IEEE80211R */
+
+
+int hostapd_setup_wpa(struct hostapd_data *hapd)
+{
+	struct wpa_auth_config _conf;
+	struct wpa_auth_callbacks cb;
+	const u8 *wpa_ie;
+	size_t wpa_ie_len;
+
+	hostapd_wpa_auth_conf(hapd->conf, &_conf);
+	os_memset(&cb, 0, sizeof(cb));
+	cb.ctx = hapd;
+	cb.logger = hostapd_wpa_auth_logger;
+	cb.disconnect = hostapd_wpa_auth_disconnect;
+	cb.mic_failure_report = hostapd_wpa_auth_mic_failure_report;
+	cb.set_eapol = hostapd_wpa_auth_set_eapol;
+	cb.get_eapol = hostapd_wpa_auth_get_eapol;
+	cb.get_psk = hostapd_wpa_auth_get_psk;
+	cb.get_msk = hostapd_wpa_auth_get_msk;
+	cb.set_key = hostapd_wpa_auth_set_key;
+	cb.get_seqnum = hostapd_wpa_auth_get_seqnum;
+	cb.send_eapol = hostapd_wpa_auth_send_eapol;
+	cb.for_each_sta = hostapd_wpa_auth_for_each_sta;
+	cb.for_each_auth = hostapd_wpa_auth_for_each_auth;
+	cb.send_ether = hostapd_wpa_auth_send_ether;
+#ifdef CONFIG_IEEE80211R
+	cb.send_ft_action = hostapd_wpa_auth_send_ft_action;
+	cb.add_sta = hostapd_wpa_auth_add_sta;
+#endif /* CONFIG_IEEE80211R */
+	hapd->wpa_auth = wpa_init(hapd->own_addr, &_conf, &cb);
+	if (hapd->wpa_auth == NULL) {
+		wpa_printf(MSG_ERROR, "WPA initialization failed.");
+		return -1;
+	}
+
+	if (hostapd_set_privacy(hapd, 1)) {
+		wpa_printf(MSG_ERROR, "Could not set PrivacyInvoked "
+			   "for interface %s", hapd->conf->iface);
+		return -1;
+	}
+
+	wpa_ie = wpa_auth_get_wpa_ie(hapd->wpa_auth, &wpa_ie_len);
+	if (hostapd_set_generic_elem(hapd, wpa_ie, wpa_ie_len)) {
+		wpa_printf(MSG_ERROR, "Failed to configure WPA IE for "
+			   "the kernel driver.");
+		return -1;
+	}
+
+	if (rsn_preauth_iface_init(hapd)) {
+		wpa_printf(MSG_ERROR, "Initialization of RSN "
+			   "pre-authentication failed.");
+		return -1;
+	}
+
+#ifdef CONFIG_IEEE80211R
+	if (!hostapd_drv_none(hapd)) {
+		hapd->l2 = l2_packet_init(hapd->conf->iface, NULL, ETH_P_RRB,
+					  hostapd_rrb_receive, hapd, 0);
+		if (hapd->l2 == NULL &&
+		    (hapd->driver == NULL ||
+		     hapd->driver->send_ether == NULL)) {
+			wpa_printf(MSG_ERROR, "Failed to open l2_packet "
+				   "interface");
+			return -1;
+		}
+	}
+#endif /* CONFIG_IEEE80211R */
+
+	return 0;
+
+}
+
+
+void hostapd_reconfig_wpa(struct hostapd_data *hapd)
+{
+	struct wpa_auth_config wpa_auth_conf;
+	hostapd_wpa_auth_conf(hapd->conf, &wpa_auth_conf);
+	wpa_reconfig(hapd->wpa_auth, &wpa_auth_conf);
+}
+
+
+void hostapd_deinit_wpa(struct hostapd_data *hapd)
+{
+	rsn_preauth_iface_deinit(hapd);
+	if (hapd->wpa_auth) {
+		wpa_deinit(hapd->wpa_auth);
+		hapd->wpa_auth = NULL;
+
+		if (hostapd_set_privacy(hapd, 0)) {
+			wpa_printf(MSG_DEBUG, "Could not disable "
+				   "PrivacyInvoked for interface %s",
+				   hapd->conf->iface);
+		}
+
+		if (hostapd_set_generic_elem(hapd, (u8 *) "", 0)) {
+			wpa_printf(MSG_DEBUG, "Could not remove generic "
+				   "information element from interface %s",
+				   hapd->conf->iface);
+		}
+	}
+	ieee802_1x_deinit(hapd);
+
+#ifdef CONFIG_IEEE80211R
+	l2_packet_deinit(hapd->l2);
+#endif /* CONFIG_IEEE80211R */
+}

hostapd/wpa_auth_glue.h

@@ -0,0 +1,22 @@
+/*
+ * hostapd / WPA authenticator glue code
+ * Copyright (c) 2002-2009, 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.
+ */
+
+#ifndef WPA_AUTH_GLUE_H
+#define WPA_AUTH_GLUE_H
+
+int hostapd_setup_wpa(struct hostapd_data *hapd);
+void hostapd_reconfig_wpa(struct hostapd_data *hapd);
+void hostapd_deinit_wpa(struct hostapd_data *hapd);
+
+#endif /* WPA_AUTH_GLUE_H */

wpa_supplicant/Makefile

@@ -588,6 +588,7 @@ CFLAGS += -DCONFIG_NO_RADIUS
 CFLAGS += -DCONFIG_NO_ACCOUNTING
 CFLAGS += -DCONFIG_NO_VLAN
 OBJS += ../hostapd/hostapd.o
+OBJS += ../hostapd/wpa_auth_glue.o
 OBJS += ../src/ap/utils.o
 OBJS += ../src/ap/authsrv.o
 OBJS += ../src/ap/config.o