/*
* hostapd / IEEE 802.1X-2004 Authenticator
- * Copyright (c) 2002-2009, Jouni Malinen <j@w1.fi>
+ * Copyright (c) 2002-2012, 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.
+ * This software may be distributed under the terms of the BSD license.
+ * See README for more details.
*/
#include "utils/includes.h"
#include "utils/eloop.h"
#include "crypto/md5.h"
#include "crypto/crypto.h"
+#include "crypto/random.h"
#include "common/ieee802_11_defs.h"
-#include "common/wpa_ctrl.h"
#include "radius/radius.h"
#include "radius/radius_client.h"
#include "eap_server/eap.h"
#include "eap_common/eap_wsc_common.h"
#include "eapol_auth/eapol_auth_sm.h"
#include "eapol_auth/eapol_auth_sm_i.h"
+#include "p2p/p2p.h"
#include "hostapd.h"
#include "accounting.h"
#include "sta_info.h"
#include "preauth_auth.h"
#include "pmksa_cache_auth.h"
#include "ap_config.h"
+#include "ap_drv_ops.h"
+#include "wps_hostapd.h"
+#include "hs20.h"
#include "ieee802_1x.h"
+#ifdef CONFIG_HS20
+static void ieee802_1x_wnm_notif_send(void *eloop_ctx, void *timeout_ctx);
+#endif /* CONFIG_HS20 */
static void ieee802_1x_finished(struct hostapd_data *hapd,
- struct sta_info *sta, int success);
+ struct sta_info *sta, int success,
+ int remediation);
static void ieee802_1x_send(struct hostapd_data *hapd, struct sta_info *sta,
if (wpa_auth_pairwise_set(sta->wpa_sm))
encrypt = 1;
+#ifdef CONFIG_TESTING_OPTIONS
+ if (hapd->ext_eapol_frame_io) {
+ size_t hex_len = 2 * len + 1;
+ char *hex = os_malloc(hex_len);
+
+ if (hex) {
+ wpa_snprintf_hex(hex, hex_len, buf, len);
+ wpa_msg(hapd->msg_ctx, MSG_INFO,
+ "EAPOL-TX " MACSTR " %s",
+ MAC2STR(sta->addr), hex);
+ os_free(hex);
+ }
+ } else
+#endif /* CONFIG_TESTING_OPTIONS */
if (sta->flags & WLAN_STA_PREAUTH) {
rsn_preauth_send(hapd, sta, buf, len);
} else {
- hapd->drv.send_eapol(hapd, sta->addr, buf, len, encrypt);
+ hostapd_drv_hapd_send_eapol(
+ hapd, sta->addr, buf, len,
+ encrypt, hostapd_sta_flags_to_drv(sta->flags));
}
os_free(buf);
return;
if (authorized) {
- if (!(sta->flags & WLAN_STA_AUTHORIZED))
- wpa_msg(hapd->msg_ctx, MSG_INFO,
- AP_STA_CONNECTED MACSTR, MAC2STR(sta->addr));
- sta->flags |= WLAN_STA_AUTHORIZED;
- res = hapd->drv.set_authorized(hapd, sta, 1);
+ ap_sta_set_authorized(hapd, sta, 1);
+ res = hostapd_set_authorized(hapd, sta, 1);
hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE8021X,
HOSTAPD_LEVEL_DEBUG, "authorizing port");
} else {
- if ((sta->flags & (WLAN_STA_AUTHORIZED | WLAN_STA_ASSOC)) ==
- (WLAN_STA_AUTHORIZED | WLAN_STA_ASSOC))
- wpa_msg(hapd->msg_ctx, MSG_INFO,
- AP_STA_DISCONNECTED MACSTR,
- MAC2STR(sta->addr));
- sta->flags &= ~WLAN_STA_AUTHORIZED;
- res = hapd->drv.set_authorized(hapd, sta, 0);
+ ap_sta_set_authorized(hapd, sta, 0);
+ res = hostapd_set_authorized(hapd, sta, 0);
hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE8021X,
HOSTAPD_LEVEL_DEBUG, "unauthorizing port");
}
if (res && errno != ENOENT) {
- printf("Could not set station " MACSTR " flags for kernel "
- "driver (errno=%d).\n", MAC2STR(sta->addr), errno);
+ wpa_printf(MSG_DEBUG, "Could not set station " MACSTR
+ " flags for kernel driver (errno=%d).",
+ MAC2STR(sta->addr), errno);
}
- if (authorized)
+ if (authorized) {
+ os_get_reltime(&sta->connected_time);
accounting_sta_start(hapd, sta);
+ }
}
+#ifndef CONFIG_FIPS
+#ifndef CONFIG_NO_RC4
+
static void ieee802_1x_tx_key_one(struct hostapd_data *hapd,
struct sta_info *sta,
int idx, int broadcast,
hdr = (struct ieee802_1x_hdr *) buf;
key = (struct ieee802_1x_eapol_key *) (hdr + 1);
key->type = EAPOL_KEY_TYPE_RC4;
- key->key_length = htons(key_len);
+ WPA_PUT_BE16(key->key_length, key_len);
wpa_get_ntp_timestamp(key->replay_counter);
- if (os_get_random(key->key_iv, sizeof(key->key_iv))) {
+ if (random_get_bytes(key->key_iv, sizeof(key->key_iv))) {
wpa_printf(MSG_ERROR, "Could not get random numbers");
os_free(buf);
return;
}
-#ifndef CONFIG_NO_VLAN
-static struct hostapd_wep_keys *
-ieee802_1x_group_alloc(struct hostapd_data *hapd, const char *ifname)
-{
- struct hostapd_wep_keys *key;
-
- key = os_zalloc(sizeof(*key));
- if (key == NULL)
- return NULL;
-
- key->default_len = hapd->conf->default_wep_key_len;
-
- if (key->idx >= hapd->conf->broadcast_key_idx_max ||
- key->idx < hapd->conf->broadcast_key_idx_min)
- key->idx = hapd->conf->broadcast_key_idx_min;
- else
- key->idx++;
-
- if (!key->key[key->idx])
- key->key[key->idx] = os_malloc(key->default_len);
- if (key->key[key->idx] == NULL ||
- os_get_random(key->key[key->idx], key->default_len)) {
- printf("Could not generate random WEP key (dynamic VLAN).\n");
- os_free(key->key[key->idx]);
- key->key[key->idx] = NULL;
- os_free(key);
- return NULL;
- }
- key->len[key->idx] = key->default_len;
-
- wpa_printf(MSG_DEBUG, "%s: Default WEP idx %d for dynamic VLAN\n",
- ifname, key->idx);
- wpa_hexdump_key(MSG_DEBUG, "Default WEP key (dynamic VLAN)",
- key->key[key->idx], key->len[key->idx]);
-
- if (hapd->drv.set_key(ifname, hapd, WPA_ALG_WEP, NULL, key->idx, 1,
- NULL, 0, key->key[key->idx], key->len[key->idx]))
- printf("Could not set dynamic VLAN WEP encryption key.\n");
-
- hapd->drv.set_drv_ieee8021x(hapd, ifname, 1);
-
- return key;
-}
-
-
-static struct hostapd_wep_keys *
-ieee802_1x_get_group(struct hostapd_data *hapd, struct hostapd_ssid *ssid,
- size_t vlan_id)
-{
- const char *ifname;
-
- if (vlan_id == 0)
- return &ssid->wep;
-
- if (vlan_id <= ssid->max_dyn_vlan_keys && ssid->dyn_vlan_keys &&
- ssid->dyn_vlan_keys[vlan_id])
- return ssid->dyn_vlan_keys[vlan_id];
-
- wpa_printf(MSG_DEBUG, "IEEE 802.1X: Creating new group "
- "state machine for VLAN ID %lu",
- (unsigned long) vlan_id);
-
- ifname = hostapd_get_vlan_id_ifname(hapd->conf->vlan, vlan_id);
- if (ifname == NULL) {
- wpa_printf(MSG_DEBUG, "IEEE 802.1X: Unknown VLAN ID %lu - "
- "cannot create group key state machine",
- (unsigned long) vlan_id);
- return NULL;
- }
-
- if (ssid->dyn_vlan_keys == NULL) {
- int size = (vlan_id + 1) * sizeof(ssid->dyn_vlan_keys[0]);
- ssid->dyn_vlan_keys = os_zalloc(size);
- if (ssid->dyn_vlan_keys == NULL)
- return NULL;
- ssid->max_dyn_vlan_keys = vlan_id;
- }
-
- if (ssid->max_dyn_vlan_keys < vlan_id) {
- struct hostapd_wep_keys **na;
- int size = (vlan_id + 1) * sizeof(ssid->dyn_vlan_keys[0]);
- na = os_realloc(ssid->dyn_vlan_keys, size);
- if (na == NULL)
- return NULL;
- ssid->dyn_vlan_keys = na;
- os_memset(&ssid->dyn_vlan_keys[ssid->max_dyn_vlan_keys + 1], 0,
- (vlan_id - ssid->max_dyn_vlan_keys) *
- sizeof(ssid->dyn_vlan_keys[0]));
- ssid->max_dyn_vlan_keys = vlan_id;
- }
-
- ssid->dyn_vlan_keys[vlan_id] = ieee802_1x_group_alloc(hapd, ifname);
-
- return ssid->dyn_vlan_keys[vlan_id];
-}
-#endif /* CONFIG_NO_VLAN */
-
-
-void ieee802_1x_tx_key(struct hostapd_data *hapd, struct sta_info *sta)
+static void ieee802_1x_tx_key(struct hostapd_data *hapd, struct sta_info *sta)
{
struct eapol_authenticator *eapol = hapd->eapol_auth;
struct eapol_state_machine *sm = sta->eapol_sm;
-#ifndef CONFIG_NO_VLAN
- struct hostapd_wep_keys *key = NULL;
- int vlan_id;
-#endif /* CONFIG_NO_VLAN */
if (sm == NULL || !sm->eap_if->eapKeyData)
return;
MAC2STR(sta->addr));
#ifndef CONFIG_NO_VLAN
- vlan_id = sta->vlan_id;
- if (vlan_id < 0 || vlan_id > MAX_VLAN_ID)
- vlan_id = 0;
-
- if (vlan_id) {
- key = ieee802_1x_get_group(hapd, sta->ssid, vlan_id);
- if (key && key->key[key->idx])
- ieee802_1x_tx_key_one(hapd, sta, key->idx, 1,
- key->key[key->idx],
- key->len[key->idx]);
- } else
+ if (sta->vlan_id > 0) {
+ wpa_printf(MSG_ERROR, "Using WEP with vlans is not supported.");
+ return;
+ }
#endif /* CONFIG_NO_VLAN */
+
if (eapol->default_wep_key) {
ieee802_1x_tx_key_one(hapd, sta, eapol->default_wep_key_idx, 1,
eapol->default_wep_key,
u8 *ikey;
ikey = os_malloc(hapd->conf->individual_wep_key_len);
if (ikey == NULL ||
- os_get_random(ikey, hapd->conf->individual_wep_key_len)) {
+ random_get_bytes(ikey, hapd->conf->individual_wep_key_len))
+ {
wpa_printf(MSG_ERROR, "Could not generate random "
"individual WEP key.");
os_free(ikey);
/* TODO: set encryption in TX callback, i.e., only after STA
* has ACKed EAPOL-Key frame */
- if (hapd->drv.set_key(hapd->conf->iface, hapd, WPA_ALG_WEP,
- sta->addr, 0, 1, NULL, 0, ikey,
- hapd->conf->individual_wep_key_len)) {
+ if (hostapd_drv_set_key(hapd->conf->iface, hapd, WPA_ALG_WEP,
+ sta->addr, 0, 1, NULL, 0, ikey,
+ hapd->conf->individual_wep_key_len)) {
wpa_printf(MSG_ERROR, "Could not set individual WEP "
"encryption.");
}
}
}
+#endif /* CONFIG_NO_RC4 */
+#endif /* CONFIG_FIPS */
+
const char *radius_mode_txt(struct hostapd_data *hapd)
{
switch (hapd->iface->conf->hw_mode) {
+ case HOSTAPD_MODE_IEEE80211AD:
+ return "802.11ad";
case HOSTAPD_MODE_IEEE80211A:
return "802.11a";
case HOSTAPD_MODE_IEEE80211G:
{
const u8 *identity;
size_t identity_len;
+ const struct eap_hdr *hdr = (const struct eap_hdr *) eap;
if (len <= sizeof(struct eap_hdr) ||
- eap[sizeof(struct eap_hdr)] != EAP_TYPE_IDENTITY)
+ (hdr->code == EAP_CODE_RESPONSE &&
+ eap[sizeof(struct eap_hdr)] != EAP_TYPE_IDENTITY) ||
+ (hdr->code == EAP_CODE_INITIATE &&
+ eap[sizeof(struct eap_hdr)] != EAP_ERP_TYPE_REAUTH) ||
+ (hdr->code != EAP_CODE_RESPONSE &&
+ hdr->code != EAP_CODE_INITIATE))
return;
identity = eap_get_identity(sm->eap, &identity_len);
/* Save station identity for future RADIUS packets */
os_free(sm->identity);
- sm->identity = os_malloc(identity_len + 1);
+ sm->identity = (u8 *) dup_binstr(identity, identity_len);
if (sm->identity == NULL) {
sm->identity_len = 0;
return;
}
- os_memcpy(sm->identity, identity, identity_len);
sm->identity_len = identity_len;
- sm->identity[identity_len] = '\0';
hostapd_logger(hapd, sm->addr, HOSTAPD_MODULE_IEEE8021X,
HOSTAPD_LEVEL_DEBUG, "STA identity '%s'", sm->identity);
sm->dot1xAuthEapolRespIdFramesRx++;
}
-static void ieee802_1x_encapsulate_radius(struct hostapd_data *hapd,
+static int add_common_radius_sta_attr_rsn(struct hostapd_data *hapd,
+ struct hostapd_radius_attr *req_attr,
struct sta_info *sta,
- const u8 *eap, size_t len)
+ struct radius_msg *msg)
+{
+ u32 suite;
+ int ver, val;
+
+ ver = wpa_auth_sta_wpa_version(sta->wpa_sm);
+ val = wpa_auth_get_pairwise(sta->wpa_sm);
+ suite = wpa_cipher_to_suite(ver, val);
+ if (val != -1 &&
+ !hostapd_config_get_radius_attr(req_attr,
+ RADIUS_ATTR_WLAN_PAIRWISE_CIPHER) &&
+ !radius_msg_add_attr_int32(msg, RADIUS_ATTR_WLAN_PAIRWISE_CIPHER,
+ suite)) {
+ wpa_printf(MSG_ERROR, "Could not add WLAN-Pairwise-Cipher");
+ return -1;
+ }
+
+ suite = wpa_cipher_to_suite(((hapd->conf->wpa & 0x2) ||
+ hapd->conf->osen) ?
+ WPA_PROTO_RSN : WPA_PROTO_WPA,
+ hapd->conf->wpa_group);
+ if (!hostapd_config_get_radius_attr(req_attr,
+ RADIUS_ATTR_WLAN_GROUP_CIPHER) &&
+ !radius_msg_add_attr_int32(msg, RADIUS_ATTR_WLAN_GROUP_CIPHER,
+ suite)) {
+ wpa_printf(MSG_ERROR, "Could not add WLAN-Group-Cipher");
+ return -1;
+ }
+
+ val = wpa_auth_sta_key_mgmt(sta->wpa_sm);
+ suite = wpa_akm_to_suite(val);
+ if (val != -1 &&
+ !hostapd_config_get_radius_attr(req_attr,
+ RADIUS_ATTR_WLAN_AKM_SUITE) &&
+ !radius_msg_add_attr_int32(msg, RADIUS_ATTR_WLAN_AKM_SUITE,
+ suite)) {
+ wpa_printf(MSG_ERROR, "Could not add WLAN-AKM-Suite");
+ return -1;
+ }
+
+#ifdef CONFIG_IEEE80211W
+ if (hapd->conf->ieee80211w != NO_MGMT_FRAME_PROTECTION) {
+ suite = wpa_cipher_to_suite(WPA_PROTO_RSN,
+ hapd->conf->group_mgmt_cipher);
+ if (!hostapd_config_get_radius_attr(
+ req_attr, RADIUS_ATTR_WLAN_GROUP_MGMT_CIPHER) &&
+ !radius_msg_add_attr_int32(
+ msg, RADIUS_ATTR_WLAN_GROUP_MGMT_CIPHER, suite)) {
+ wpa_printf(MSG_ERROR,
+ "Could not add WLAN-Group-Mgmt-Cipher");
+ return -1;
+ }
+ }
+#endif /* CONFIG_IEEE80211W */
+
+ return 0;
+}
+
+
+static int add_common_radius_sta_attr(struct hostapd_data *hapd,
+ struct hostapd_radius_attr *req_attr,
+ struct sta_info *sta,
+ struct radius_msg *msg)
{
- struct radius_msg *msg;
char buf[128];
- struct eapol_state_machine *sm = sta->eapol_sm;
- if (sm == NULL)
- return;
+ if (!hostapd_config_get_radius_attr(req_attr,
+ RADIUS_ATTR_SERVICE_TYPE) &&
+ !radius_msg_add_attr_int32(msg, RADIUS_ATTR_SERVICE_TYPE,
+ RADIUS_SERVICE_TYPE_FRAMED)) {
+ wpa_printf(MSG_ERROR, "Could not add Service-Type");
+ return -1;
+ }
- ieee802_1x_learn_identity(hapd, sm, eap, len);
+ if (!hostapd_config_get_radius_attr(req_attr,
+ RADIUS_ATTR_NAS_PORT) &&
+ sta->aid > 0 &&
+ !radius_msg_add_attr_int32(msg, RADIUS_ATTR_NAS_PORT, sta->aid)) {
+ wpa_printf(MSG_ERROR, "Could not add NAS-Port");
+ return -1;
+ }
- wpa_printf(MSG_DEBUG, "Encapsulating EAP message into a RADIUS "
- "packet");
+ os_snprintf(buf, sizeof(buf), RADIUS_802_1X_ADDR_FORMAT,
+ MAC2STR(sta->addr));
+ buf[sizeof(buf) - 1] = '\0';
+ if (!radius_msg_add_attr(msg, RADIUS_ATTR_CALLING_STATION_ID,
+ (u8 *) buf, os_strlen(buf))) {
+ wpa_printf(MSG_ERROR, "Could not add Calling-Station-Id");
+ return -1;
+ }
- sm->radius_identifier = radius_client_get_id(hapd->radius);
- msg = radius_msg_new(RADIUS_CODE_ACCESS_REQUEST,
- sm->radius_identifier);
- if (msg == NULL) {
- printf("Could not create net RADIUS packet\n");
- return;
+ if (sta->flags & WLAN_STA_PREAUTH) {
+ os_strlcpy(buf, "IEEE 802.11i Pre-Authentication",
+ sizeof(buf));
+ } else {
+ os_snprintf(buf, sizeof(buf), "CONNECT %d%sMbps %s",
+ radius_sta_rate(hapd, sta) / 2,
+ (radius_sta_rate(hapd, sta) & 1) ? ".5" : "",
+ radius_mode_txt(hapd));
+ buf[sizeof(buf) - 1] = '\0';
+ }
+ if (!hostapd_config_get_radius_attr(req_attr,
+ RADIUS_ATTR_CONNECT_INFO) &&
+ !radius_msg_add_attr(msg, RADIUS_ATTR_CONNECT_INFO,
+ (u8 *) buf, os_strlen(buf))) {
+ wpa_printf(MSG_ERROR, "Could not add Connect-Info");
+ return -1;
}
- radius_msg_make_authenticator(msg, (u8 *) sta, sizeof(*sta));
+ if (sta->acct_session_id) {
+ os_snprintf(buf, sizeof(buf), "%016llX",
+ (unsigned long long) sta->acct_session_id);
+ if (!radius_msg_add_attr(msg, RADIUS_ATTR_ACCT_SESSION_ID,
+ (u8 *) buf, os_strlen(buf))) {
+ wpa_printf(MSG_ERROR, "Could not add Acct-Session-Id");
+ return -1;
+ }
+ }
- if (sm->identity &&
- !radius_msg_add_attr(msg, RADIUS_ATTR_USER_NAME,
- sm->identity, sm->identity_len)) {
- printf("Could not add User-Name\n");
- goto fail;
+ if ((hapd->conf->wpa & 2) &&
+ !hapd->conf->disable_pmksa_caching &&
+ sta->eapol_sm && sta->eapol_sm->acct_multi_session_id) {
+ os_snprintf(buf, sizeof(buf), "%016llX",
+ (unsigned long long)
+ sta->eapol_sm->acct_multi_session_id);
+ if (!radius_msg_add_attr(
+ msg, RADIUS_ATTR_ACCT_MULTI_SESSION_ID,
+ (u8 *) buf, os_strlen(buf))) {
+ wpa_printf(MSG_INFO,
+ "Could not add Acct-Multi-Session-Id");
+ return -1;
+ }
+ }
+
+#ifdef CONFIG_IEEE80211R
+ if (hapd->conf->wpa && wpa_key_mgmt_ft(hapd->conf->wpa_key_mgmt) &&
+ sta->wpa_sm &&
+ (wpa_key_mgmt_ft(wpa_auth_sta_key_mgmt(sta->wpa_sm)) ||
+ sta->auth_alg == WLAN_AUTH_FT) &&
+ !hostapd_config_get_radius_attr(req_attr,
+ RADIUS_ATTR_MOBILITY_DOMAIN_ID) &&
+ !radius_msg_add_attr_int32(msg, RADIUS_ATTR_MOBILITY_DOMAIN_ID,
+ WPA_GET_BE16(
+ hapd->conf->mobility_domain))) {
+ wpa_printf(MSG_ERROR, "Could not add Mobility-Domain-Id");
+ return -1;
}
+#endif /* CONFIG_IEEE80211R */
+
+ if ((hapd->conf->wpa || hapd->conf->osen) && sta->wpa_sm &&
+ add_common_radius_sta_attr_rsn(hapd, req_attr, sta, msg) < 0)
+ return -1;
+
+ return 0;
+}
+
+
+int add_common_radius_attr(struct hostapd_data *hapd,
+ struct hostapd_radius_attr *req_attr,
+ struct sta_info *sta,
+ struct radius_msg *msg)
+{
+ char buf[128];
+ struct hostapd_radius_attr *attr;
+ int len;
- if (hapd->conf->own_ip_addr.af == AF_INET &&
+ if (!hostapd_config_get_radius_attr(req_attr,
+ RADIUS_ATTR_NAS_IP_ADDRESS) &&
+ hapd->conf->own_ip_addr.af == AF_INET &&
!radius_msg_add_attr(msg, RADIUS_ATTR_NAS_IP_ADDRESS,
(u8 *) &hapd->conf->own_ip_addr.u.v4, 4)) {
- printf("Could not add NAS-IP-Address\n");
- goto fail;
+ wpa_printf(MSG_ERROR, "Could not add NAS-IP-Address");
+ return -1;
}
#ifdef CONFIG_IPV6
- if (hapd->conf->own_ip_addr.af == AF_INET6 &&
+ if (!hostapd_config_get_radius_attr(req_attr,
+ RADIUS_ATTR_NAS_IPV6_ADDRESS) &&
+ hapd->conf->own_ip_addr.af == AF_INET6 &&
!radius_msg_add_attr(msg, RADIUS_ATTR_NAS_IPV6_ADDRESS,
(u8 *) &hapd->conf->own_ip_addr.u.v6, 16)) {
- printf("Could not add NAS-IPv6-Address\n");
- goto fail;
+ wpa_printf(MSG_ERROR, "Could not add NAS-IPv6-Address");
+ return -1;
}
#endif /* CONFIG_IPV6 */
- if (hapd->conf->nas_identifier &&
+ if (!hostapd_config_get_radius_attr(req_attr,
+ RADIUS_ATTR_NAS_IDENTIFIER) &&
+ hapd->conf->nas_identifier &&
!radius_msg_add_attr(msg, RADIUS_ATTR_NAS_IDENTIFIER,
(u8 *) hapd->conf->nas_identifier,
os_strlen(hapd->conf->nas_identifier))) {
- printf("Could not add NAS-Identifier\n");
- goto fail;
+ wpa_printf(MSG_ERROR, "Could not add NAS-Identifier");
+ return -1;
}
- if (!radius_msg_add_attr_int32(msg, RADIUS_ATTR_NAS_PORT, sta->aid)) {
- printf("Could not add NAS-Port\n");
- goto fail;
+ len = os_snprintf(buf, sizeof(buf), RADIUS_802_1X_ADDR_FORMAT ":",
+ MAC2STR(hapd->own_addr));
+ os_memcpy(&buf[len], hapd->conf->ssid.ssid,
+ hapd->conf->ssid.ssid_len);
+ len += hapd->conf->ssid.ssid_len;
+ if (!hostapd_config_get_radius_attr(req_attr,
+ RADIUS_ATTR_CALLED_STATION_ID) &&
+ !radius_msg_add_attr(msg, RADIUS_ATTR_CALLED_STATION_ID,
+ (u8 *) buf, len)) {
+ wpa_printf(MSG_ERROR, "Could not add Called-Station-Id");
+ return -1;
}
- os_snprintf(buf, sizeof(buf), RADIUS_802_1X_ADDR_FORMAT ":%s",
- MAC2STR(hapd->own_addr), hapd->conf->ssid.ssid);
- buf[sizeof(buf) - 1] = '\0';
- if (!radius_msg_add_attr(msg, RADIUS_ATTR_CALLED_STATION_ID,
- (u8 *) buf, os_strlen(buf))) {
- printf("Could not add Called-Station-Id\n");
- goto fail;
+ if (!hostapd_config_get_radius_attr(req_attr,
+ RADIUS_ATTR_NAS_PORT_TYPE) &&
+ !radius_msg_add_attr_int32(msg, RADIUS_ATTR_NAS_PORT_TYPE,
+ RADIUS_NAS_PORT_TYPE_IEEE_802_11)) {
+ wpa_printf(MSG_ERROR, "Could not add NAS-Port-Type");
+ return -1;
}
- os_snprintf(buf, sizeof(buf), RADIUS_802_1X_ADDR_FORMAT,
- MAC2STR(sta->addr));
- buf[sizeof(buf) - 1] = '\0';
- if (!radius_msg_add_attr(msg, RADIUS_ATTR_CALLING_STATION_ID,
- (u8 *) buf, os_strlen(buf))) {
- printf("Could not add Calling-Station-Id\n");
- goto fail;
+#ifdef CONFIG_INTERWORKING
+ if (hapd->conf->interworking &&
+ !is_zero_ether_addr(hapd->conf->hessid)) {
+ os_snprintf(buf, sizeof(buf), RADIUS_802_1X_ADDR_FORMAT,
+ MAC2STR(hapd->conf->hessid));
+ buf[sizeof(buf) - 1] = '\0';
+ if (!hostapd_config_get_radius_attr(req_attr,
+ RADIUS_ATTR_WLAN_HESSID) &&
+ !radius_msg_add_attr(msg, RADIUS_ATTR_WLAN_HESSID,
+ (u8 *) buf, os_strlen(buf))) {
+ wpa_printf(MSG_ERROR, "Could not add WLAN-HESSID");
+ return -1;
+ }
}
+#endif /* CONFIG_INTERWORKING */
- /* TODO: should probably check MTU from driver config; 2304 is max for
- * IEEE 802.11, but use 1400 to avoid problems with too large packets
- */
- if (!radius_msg_add_attr_int32(msg, RADIUS_ATTR_FRAMED_MTU, 1400)) {
- printf("Could not add Framed-MTU\n");
- goto fail;
+ if (sta && add_common_radius_sta_attr(hapd, req_attr, sta, msg) < 0)
+ return -1;
+
+ for (attr = req_attr; attr; attr = attr->next) {
+ if (!radius_msg_add_attr(msg, attr->type,
+ wpabuf_head(attr->val),
+ wpabuf_len(attr->val))) {
+ wpa_printf(MSG_ERROR, "Could not add RADIUS "
+ "attribute");
+ return -1;
+ }
}
- if (!radius_msg_add_attr_int32(msg, RADIUS_ATTR_NAS_PORT_TYPE,
- RADIUS_NAS_PORT_TYPE_IEEE_802_11)) {
- printf("Could not add NAS-Port-Type\n");
+ return 0;
+}
+
+
+static void ieee802_1x_encapsulate_radius(struct hostapd_data *hapd,
+ struct sta_info *sta,
+ const u8 *eap, size_t len)
+{
+ struct radius_msg *msg;
+ struct eapol_state_machine *sm = sta->eapol_sm;
+
+ if (sm == NULL)
+ return;
+
+ ieee802_1x_learn_identity(hapd, sm, eap, len);
+
+ wpa_printf(MSG_DEBUG, "Encapsulating EAP message into a RADIUS "
+ "packet");
+
+ sm->radius_identifier = radius_client_get_id(hapd->radius);
+ msg = radius_msg_new(RADIUS_CODE_ACCESS_REQUEST,
+ sm->radius_identifier);
+ if (msg == NULL) {
+ wpa_printf(MSG_INFO, "Could not create new RADIUS packet");
+ return;
+ }
+
+ if (radius_msg_make_authenticator(msg) < 0) {
+ wpa_printf(MSG_INFO, "Could not make Request Authenticator");
goto fail;
}
- if (sta->flags & WLAN_STA_PREAUTH) {
- os_strlcpy(buf, "IEEE 802.11i Pre-Authentication",
- sizeof(buf));
- } else {
- os_snprintf(buf, sizeof(buf), "CONNECT %d%sMbps %s",
- radius_sta_rate(hapd, sta) / 2,
- (radius_sta_rate(hapd, sta) & 1) ? ".5" : "",
- radius_mode_txt(hapd));
- buf[sizeof(buf) - 1] = '\0';
+ if (sm->identity &&
+ !radius_msg_add_attr(msg, RADIUS_ATTR_USER_NAME,
+ sm->identity, sm->identity_len)) {
+ wpa_printf(MSG_INFO, "Could not add User-Name");
+ goto fail;
}
- if (!radius_msg_add_attr(msg, RADIUS_ATTR_CONNECT_INFO,
- (u8 *) buf, os_strlen(buf))) {
- printf("Could not add Connect-Info\n");
+
+ if (add_common_radius_attr(hapd, hapd->conf->radius_auth_req_attr, sta,
+ msg) < 0)
+ goto fail;
+
+ /* TODO: should probably check MTU from driver config; 2304 is max for
+ * IEEE 802.11, but use 1400 to avoid problems with too large packets
+ */
+ if (!hostapd_config_get_radius_attr(hapd->conf->radius_auth_req_attr,
+ RADIUS_ATTR_FRAMED_MTU) &&
+ !radius_msg_add_attr_int32(msg, RADIUS_ATTR_FRAMED_MTU, 1400)) {
+ wpa_printf(MSG_INFO, "Could not add Framed-MTU");
goto fail;
}
- if (eap && !radius_msg_add_eap(msg, eap, len)) {
- printf("Could not add EAP-Message\n");
+ if (!radius_msg_add_eap(msg, eap, len)) {
+ wpa_printf(MSG_INFO, "Could not add EAP-Message");
goto fail;
}
int res = radius_msg_copy_attr(msg, sm->last_recv_radius,
RADIUS_ATTR_STATE);
if (res < 0) {
- printf("Could not copy State attribute from previous "
- "Access-Challenge\n");
+ wpa_printf(MSG_INFO, "Could not copy State attribute from previous Access-Challenge");
goto fail;
}
if (res > 0) {
}
}
- radius_client_send(hapd->radius, msg, RADIUS_AUTH, sta->addr);
+ if (hapd->conf->radius_request_cui) {
+ const u8 *cui;
+ size_t cui_len;
+ /* Add previously learned CUI or nul CUI to request CUI */
+ if (sm->radius_cui) {
+ cui = wpabuf_head(sm->radius_cui);
+ cui_len = wpabuf_len(sm->radius_cui);
+ } else {
+ cui = (const u8 *) "\0";
+ cui_len = 1;
+ }
+ if (!radius_msg_add_attr(msg,
+ RADIUS_ATTR_CHARGEABLE_USER_IDENTITY,
+ cui, cui_len)) {
+ wpa_printf(MSG_ERROR, "Could not add CUI");
+ goto fail;
+ }
+ }
+
+#ifdef CONFIG_HS20
+ if (hapd->conf->hs20) {
+ u8 ver = 1; /* Release 2 */
+ if (!radius_msg_add_wfa(
+ msg, RADIUS_VENDOR_ATTR_WFA_HS20_AP_VERSION,
+ &ver, 1)) {
+ wpa_printf(MSG_ERROR, "Could not add HS 2.0 AP "
+ "version");
+ goto fail;
+ }
+
+ if (sta->hs20_ie && wpabuf_len(sta->hs20_ie) > 0) {
+ const u8 *pos;
+ u8 buf[3];
+ u16 id;
+ pos = wpabuf_head_u8(sta->hs20_ie);
+ buf[0] = (*pos) >> 4;
+ if (((*pos) & HS20_PPS_MO_ID_PRESENT) &&
+ wpabuf_len(sta->hs20_ie) >= 3)
+ id = WPA_GET_LE16(pos + 1);
+ else
+ id = 0;
+ WPA_PUT_BE16(buf + 1, id);
+ if (!radius_msg_add_wfa(
+ msg,
+ RADIUS_VENDOR_ATTR_WFA_HS20_STA_VERSION,
+ buf, sizeof(buf))) {
+ wpa_printf(MSG_ERROR, "Could not add HS 2.0 "
+ "STA version");
+ goto fail;
+ }
+ }
+ }
+#endif /* CONFIG_HS20 */
+
+ if (radius_client_send(hapd->radius, msg, RADIUS_AUTH, sta->addr) < 0)
+ goto fail;
+
return;
fail:
data = (u8 *) (eap + 1);
if (len < sizeof(*eap) + 1) {
- printf("handle_eap_response: too short response data\n");
+ wpa_printf(MSG_INFO, "handle_eap_response: too short response data");
return;
}
}
+static void handle_eap_initiate(struct hostapd_data *hapd,
+ struct sta_info *sta, struct eap_hdr *eap,
+ size_t len)
+{
+#ifdef CONFIG_ERP
+ u8 type, *data;
+ struct eapol_state_machine *sm = sta->eapol_sm;
+
+ if (sm == NULL)
+ return;
+
+ if (len < sizeof(*eap) + 1) {
+ wpa_printf(MSG_INFO,
+ "handle_eap_initiate: too short response data");
+ return;
+ }
+
+ data = (u8 *) (eap + 1);
+ type = data[0];
+
+ hostapd_logger(hapd, sm->addr, HOSTAPD_MODULE_IEEE8021X,
+ HOSTAPD_LEVEL_DEBUG, "received EAP packet (code=%d "
+ "id=%d len=%d) from STA: EAP Initiate type %u",
+ eap->code, eap->identifier, be_to_host16(eap->length),
+ type);
+
+ wpabuf_free(sm->eap_if->eapRespData);
+ sm->eap_if->eapRespData = wpabuf_alloc_copy(eap, len);
+ sm->eapolEap = TRUE;
+#endif /* CONFIG_ERP */
+}
+
+
/* Process incoming EAP packet from Supplicant */
static void handle_eap(struct hostapd_data *hapd, struct sta_info *sta,
u8 *buf, size_t len)
u16 eap_len;
if (len < sizeof(*eap)) {
- printf(" too short EAP packet\n");
+ wpa_printf(MSG_INFO, " too short EAP packet");
return;
}
case EAP_CODE_FAILURE:
wpa_printf(MSG_DEBUG, " (failure)");
return;
+ case EAP_CODE_INITIATE:
+ wpa_printf(MSG_DEBUG, " (initiate)");
+ handle_eap_initiate(hapd, sta, eap, eap_len);
+ break;
+ case EAP_CODE_FINISH:
+ wpa_printf(MSG_DEBUG, " (finish)");
+ break;
default:
wpa_printf(MSG_DEBUG, " (unknown code)");
return;
flags |= EAPOL_SM_FROM_PMKSA_CACHE;
}
return eapol_auth_alloc(hapd->eapol_auth, sta->addr, flags,
- sta->wps_ie, sta->p2p_ie, sta);
+ sta->wps_ie, sta->p2p_ie, sta,
+ sta->identity, sta->radius_cui);
+}
+
+
+static void ieee802_1x_save_eapol(struct sta_info *sta, const u8 *buf,
+ size_t len)
+{
+ if (sta->pending_eapol_rx) {
+ wpabuf_free(sta->pending_eapol_rx->buf);
+ } else {
+ sta->pending_eapol_rx =
+ os_malloc(sizeof(*sta->pending_eapol_rx));
+ if (!sta->pending_eapol_rx)
+ return;
+ }
+
+ sta->pending_eapol_rx->buf = wpabuf_alloc_copy(buf, len);
+ if (!sta->pending_eapol_rx->buf) {
+ os_free(sta->pending_eapol_rx);
+ sta->pending_eapol_rx = NULL;
+ return;
+ }
+
+ os_get_reltime(&sta->pending_eapol_rx->rx_time);
}
struct ieee802_1x_eapol_key *key;
u16 datalen;
struct rsn_pmksa_cache_entry *pmksa;
+ int key_mgmt;
- if (!hapd->conf->ieee802_1x && !hapd->conf->wpa &&
+ if (!hapd->conf->ieee802_1x && !hapd->conf->wpa && !hapd->conf->osen &&
!hapd->conf->wps_state)
return;
wpa_printf(MSG_DEBUG, "IEEE 802.1X: %lu bytes from " MACSTR,
(unsigned long) len, MAC2STR(sa));
sta = ap_get_sta(hapd, sa);
- if (!sta || !(sta->flags & WLAN_STA_ASSOC)) {
+ if (!sta || (!(sta->flags & (WLAN_STA_ASSOC | WLAN_STA_PREAUTH)) &&
+ !(hapd->iface->drv_flags & WPA_DRIVER_FLAGS_WIRED))) {
wpa_printf(MSG_DEBUG, "IEEE 802.1X data frame from not "
- "associated STA");
+ "associated/Pre-authenticating STA");
+
+ if (sta && (sta->flags & WLAN_STA_AUTH)) {
+ wpa_printf(MSG_DEBUG, "Saving EAPOL frame from " MACSTR
+ " for later use", MAC2STR(sta->addr));
+ ieee802_1x_save_eapol(sta, buf, len);
+ }
+
return;
}
if (len < sizeof(*hdr)) {
- printf(" too short IEEE 802.1X packet\n");
+ wpa_printf(MSG_INFO, " too short IEEE 802.1X packet");
return;
}
hdr->version, hdr->type, datalen);
if (len - sizeof(*hdr) < datalen) {
- printf(" frame too short for this IEEE 802.1X packet\n");
+ wpa_printf(MSG_INFO, " frame too short for this IEEE 802.1X packet");
if (sta->eapol_sm)
sta->eapol_sm->dot1xAuthEapLengthErrorFramesRx++;
return;
return;
}
- if ((!hapd->conf->ieee802_1x &&
- !(sta->flags & (WLAN_STA_WPS | WLAN_STA_MAYBE_WPS))) ||
- wpa_key_mgmt_wpa_psk(wpa_auth_sta_key_mgmt(sta->wpa_sm)))
+ if (!hapd->conf->ieee802_1x && !hapd->conf->osen &&
+ !(sta->flags & (WLAN_STA_WPS | WLAN_STA_MAYBE_WPS))) {
+ wpa_printf(MSG_DEBUG, "IEEE 802.1X: Ignore EAPOL message - "
+ "802.1X not enabled and WPS not used");
return;
+ }
+
+ key_mgmt = wpa_auth_sta_key_mgmt(sta->wpa_sm);
+ if (key_mgmt != -1 && wpa_key_mgmt_wpa_psk(key_mgmt)) {
+ wpa_printf(MSG_DEBUG, "IEEE 802.1X: Ignore EAPOL message - "
+ "STA is using PSK");
+ return;
+ }
if (!sta->eapol_sm) {
sta->eapol_sm = ieee802_1x_alloc_eapol_sm(hapd, sta);
return;
#ifdef CONFIG_WPS
- if (!hapd->conf->ieee802_1x &&
- ((sta->flags & (WLAN_STA_WPS | WLAN_STA_MAYBE_WPS)) ==
- WLAN_STA_MAYBE_WPS)) {
- /*
- * Delay EAPOL frame transmission until a possible WPS
- * STA initiates the handshake with EAPOL-Start.
- */
- sta->eapol_sm->flags |= EAPOL_SM_WAIT_START;
+ if (!hapd->conf->ieee802_1x && hapd->conf->wps_state) {
+ u32 wflags = sta->flags & (WLAN_STA_WPS |
+ WLAN_STA_WPS2 |
+ WLAN_STA_MAYBE_WPS);
+ if (wflags == WLAN_STA_MAYBE_WPS ||
+ wflags == (WLAN_STA_WPS | WLAN_STA_MAYBE_WPS)) {
+ /*
+ * Delay EAPOL frame transmission until a
+ * possible WPS STA initiates the handshake
+ * with EAPOL-Start. Only allow the wait to be
+ * skipped if the STA is known to support WPS
+ * 2.0.
+ */
+ wpa_printf(MSG_DEBUG, "WPS: Do not start "
+ "EAPOL until EAPOL-Start is "
+ "received");
+ sta->eapol_sm->flags |= EAPOL_SM_WAIT_START;
+ }
}
#endif /* CONFIG_WPS */
}
sta->eapol_sm->eapolStart = TRUE;
sta->eapol_sm->dot1xAuthEapolStartFramesRx++;
+ eap_server_clear_identity(sta->eapol_sm->eap);
wpa_auth_sm_event(sta->wpa_sm, WPA_REAUTH_EAPOL);
break;
accounting_sta_stop(hapd, sta);
sta->eapol_sm->eapolLogoff = TRUE;
sta->eapol_sm->dot1xAuthEapolLogoffFramesRx++;
+ eap_server_clear_identity(sta->eapol_sm->eap);
break;
case IEEE802_1X_TYPE_EAPOL_KEY:
wpa_printf(MSG_DEBUG, " EAPOL-Key");
- if (!(sta->flags & WLAN_STA_AUTHORIZED)) {
+ if (!ap_sta_is_authorized(sta)) {
wpa_printf(MSG_DEBUG, " Dropped key data from "
"unauthorized Supplicant");
break;
struct rsn_pmksa_cache_entry *pmksa;
int reassoc = 1;
int force_1x = 0;
+ int key_mgmt;
#ifdef CONFIG_WPS
- if (hapd->conf->wps_state && hapd->conf->wpa &&
- (sta->flags & (WLAN_STA_WPS | WLAN_STA_MAYBE_WPS))) {
+ if (hapd->conf->wps_state &&
+ ((hapd->conf->wpa && (sta->flags & WLAN_STA_MAYBE_WPS)) ||
+ (sta->flags & WLAN_STA_WPS))) {
/*
* Need to enable IEEE 802.1X/EAPOL state machines for possible
* WPS handshake even if IEEE 802.1X/EAPOL is not used for
}
#endif /* CONFIG_WPS */
- if ((!force_1x && !hapd->conf->ieee802_1x) ||
- wpa_key_mgmt_wpa_psk(wpa_auth_sta_key_mgmt(sta->wpa_sm)))
+ if (!force_1x && !hapd->conf->ieee802_1x && !hapd->conf->osen) {
+ wpa_printf(MSG_DEBUG, "IEEE 802.1X: Ignore STA - "
+ "802.1X not enabled or forced for WPS");
+ /*
+ * Clear any possible EAPOL authenticator state to support
+ * reassociation change from WPS to PSK.
+ */
+ ieee802_1x_free_station(hapd, sta);
+ return;
+ }
+
+ key_mgmt = wpa_auth_sta_key_mgmt(sta->wpa_sm);
+ if (key_mgmt != -1 && wpa_key_mgmt_wpa_psk(key_mgmt)) {
+ wpa_printf(MSG_DEBUG, "IEEE 802.1X: Ignore STA - using PSK");
+ /*
+ * Clear any possible EAPOL authenticator state to support
+ * reassociation change from WPA-EAP to PSK.
+ */
+ ieee802_1x_free_station(hapd, sta);
return;
+ }
if (sta->eapol_sm == NULL) {
hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE8021X,
#ifdef CONFIG_WPS
sta->eapol_sm->flags &= ~EAPOL_SM_WAIT_START;
- if (!hapd->conf->ieee802_1x && !(sta->flags & WLAN_STA_WPS)) {
+ if (!hapd->conf->ieee802_1x && hapd->conf->wps_state &&
+ !(sta->flags & WLAN_STA_WPS2)) {
/*
- * Delay EAPOL frame transmission until a possible WPS
- * initiates the handshake with EAPOL-Start.
+ * Delay EAPOL frame transmission until a possible WPS STA
+ * initiates the handshake with EAPOL-Start. Only allow the
+ * wait to be skipped if the STA is known to support WPS 2.0.
*/
+ wpa_printf(MSG_DEBUG, "WPS: Do not start EAPOL until "
+ "EAPOL-Start is received");
sta->eapol_sm->flags |= EAPOL_SM_WAIT_START;
}
#endif /* CONFIG_WPS */
sta->eapol_sm->eap_if->portEnabled = TRUE;
+#ifdef CONFIG_IEEE80211R
+ if (sta->auth_alg == WLAN_AUTH_FT) {
+ hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE8021X,
+ HOSTAPD_LEVEL_DEBUG,
+ "PMK from FT - skip IEEE 802.1X/EAP");
+ /* Setup EAPOL state machines to already authenticated state
+ * because of existing FT information from R0KH. */
+ sta->eapol_sm->keyRun = TRUE;
+ sta->eapol_sm->eap_if->eapKeyAvailable = TRUE;
+ sta->eapol_sm->auth_pae_state = AUTH_PAE_AUTHENTICATING;
+ sta->eapol_sm->be_auth_state = BE_AUTH_SUCCESS;
+ sta->eapol_sm->authSuccess = TRUE;
+ sta->eapol_sm->authFail = FALSE;
+ sta->eapol_sm->portValid = TRUE;
+ if (sta->eapol_sm->eap)
+ eap_sm_notify_cached(sta->eapol_sm->eap);
+ /* TODO: get vlan_id from R0KH using RRB message */
+ return;
+ }
+#endif /* CONFIG_IEEE80211R */
+
pmksa = wpa_auth_sta_get_pmksa(sta->wpa_sm);
if (pmksa) {
- int old_vlanid;
-
hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE8021X,
HOSTAPD_LEVEL_DEBUG,
"PMK from PMKSA cache - skip IEEE 802.1X/EAP");
sta->eapol_sm->auth_pae_state = AUTH_PAE_AUTHENTICATING;
sta->eapol_sm->be_auth_state = BE_AUTH_SUCCESS;
sta->eapol_sm->authSuccess = TRUE;
+ sta->eapol_sm->authFail = FALSE;
if (sta->eapol_sm->eap)
eap_sm_notify_cached(sta->eapol_sm->eap);
- old_vlanid = sta->vlan_id;
- pmksa_cache_to_eapol_data(pmksa, sta->eapol_sm);
- if (sta->ssid->dynamic_vlan == DYNAMIC_VLAN_DISABLED)
- sta->vlan_id = 0;
- ap_sta_bind_vlan(hapd, sta, old_vlanid);
+ pmksa_cache_to_eapol_data(hapd, pmksa, sta->eapol_sm);
+ ap_sta_bind_vlan(hapd, sta);
} else {
if (reassoc) {
/*
}
-void ieee802_1x_free_station(struct sta_info *sta)
+void ieee802_1x_free_station(struct hostapd_data *hapd, struct sta_info *sta)
{
struct eapol_state_machine *sm = sta->eapol_sm;
+#ifdef CONFIG_HS20
+ eloop_cancel_timeout(ieee802_1x_wnm_notif_send, hapd, sta);
+#endif /* CONFIG_HS20 */
+
+ if (sta->pending_eapol_rx) {
+ wpabuf_free(sta->pending_eapol_rx->buf);
+ os_free(sta->pending_eapol_rx);
+ sta->pending_eapol_rx = NULL;
+ }
+
if (sm == NULL)
return;
radius_free_class(&sm->radius_class);
#endif /* CONFIG_NO_RADIUS */
- os_free(sm->identity);
eapol_auth_free(sm);
}
static void ieee802_1x_decapsulate_radius(struct hostapd_data *hapd,
struct sta_info *sta)
{
- u8 *eap;
- size_t len;
- struct eap_hdr *hdr;
+ struct wpabuf *eap;
+ const struct eap_hdr *hdr;
int eap_type = -1;
char buf[64];
struct radius_msg *msg;
msg = sm->last_recv_radius;
- eap = radius_msg_get_eap(msg, &len);
+ eap = radius_msg_get_eap(msg);
if (eap == NULL) {
/* RFC 3579, Chap. 2.6.3:
* RADIUS server SHOULD NOT send Access-Reject/no EAP-Message
return;
}
- if (len < sizeof(*hdr)) {
+ if (wpabuf_len(eap) < sizeof(*hdr)) {
hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE8021X,
HOSTAPD_LEVEL_WARNING, "too short EAP packet "
"received from authentication server");
- os_free(eap);
+ wpabuf_free(eap);
sm->eap_if->aaaEapNoReq = TRUE;
return;
}
- if (len > sizeof(*hdr))
- eap_type = eap[sizeof(*hdr)];
+ if (wpabuf_len(eap) > sizeof(*hdr))
+ eap_type = (wpabuf_head_u8(eap))[sizeof(*hdr)];
- hdr = (struct eap_hdr *) eap;
+ hdr = wpabuf_head(eap);
switch (hdr->code) {
case EAP_CODE_REQUEST:
if (eap_type >= 0)
sm->eap_type_authsrv = eap_type;
os_snprintf(buf, sizeof(buf), "EAP-Request-%s (%d)",
- eap_type >= 0 ? eap_server_get_name(0, eap_type) :
- "??",
- eap_type);
+ eap_server_get_name(0, eap_type), eap_type);
break;
case EAP_CODE_RESPONSE:
os_snprintf(buf, sizeof(buf), "EAP Response-%s (%d)",
- eap_type >= 0 ? eap_server_get_name(0, eap_type) :
- "??",
- eap_type);
+ eap_server_get_name(0, eap_type), eap_type);
break;
case EAP_CODE_SUCCESS:
os_strlcpy(buf, "EAP Success", sizeof(buf));
sm->eap_if->aaaEapReq = TRUE;
wpabuf_free(sm->eap_if->aaaEapReqData);
- sm->eap_if->aaaEapReqData = wpabuf_alloc_ext_data(eap, len);
+ sm->eap_if->aaaEapReqData = eap;
}
sm->eap_if->aaaEapKeyDataLen = len;
sm->eap_if->aaaEapKeyAvailable = TRUE;
}
+ } else {
+ wpa_printf(MSG_DEBUG,
+ "MS-MPPE: 1x_get_keys, could not get keys: %p send: %p recv: %p",
+ keys, keys ? keys->send : NULL,
+ keys ? keys->recv : NULL);
}
if (keys) {
struct sta_info *sta,
struct radius_msg *msg)
{
- u8 *class;
+ u8 *attr_class;
size_t class_len;
struct eapol_state_machine *sm = sta->eapol_sm;
int count, i;
if (count <= 0)
return;
- nclass = os_zalloc(count * sizeof(struct radius_attr_data));
+ nclass = os_calloc(count, sizeof(struct radius_attr_data));
if (nclass == NULL)
return;
nclass_count = 0;
- class = NULL;
+ attr_class = NULL;
for (i = 0; i < count; i++) {
do {
if (radius_msg_get_attr_ptr(msg, RADIUS_ATTR_CLASS,
- &class, &class_len,
- class) < 0) {
+ &attr_class, &class_len,
+ attr_class) < 0) {
i = count;
break;
}
if (nclass[nclass_count].data == NULL)
break;
- os_memcpy(nclass[nclass_count].data, class, class_len);
+ os_memcpy(nclass[nclass_count].data, attr_class, class_len);
nclass[nclass_count].len = class_len;
nclass_count++;
}
NULL) < 0)
return;
- identity = os_malloc(len + 1);
+ identity = (u8 *) dup_binstr(buf, len);
if (identity == NULL)
return;
- os_memcpy(identity, buf, len);
- identity[len] = '\0';
-
hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE8021X,
HOSTAPD_LEVEL_DEBUG, "old identity '%s' updated with "
"User-Name from Access-Accept '%s'",
}
+/* Update CUI based on Chargeable-User-Identity attribute in Access-Accept */
+static void ieee802_1x_update_sta_cui(struct hostapd_data *hapd,
+ struct sta_info *sta,
+ struct radius_msg *msg)
+{
+ struct eapol_state_machine *sm = sta->eapol_sm;
+ struct wpabuf *cui;
+ u8 *buf;
+ size_t len;
+
+ if (sm == NULL)
+ return;
+
+ if (radius_msg_get_attr_ptr(msg, RADIUS_ATTR_CHARGEABLE_USER_IDENTITY,
+ &buf, &len, NULL) < 0)
+ return;
+
+ cui = wpabuf_alloc_copy(buf, len);
+ if (cui == NULL)
+ return;
+
+ wpabuf_free(sm->radius_cui);
+ sm->radius_cui = cui;
+}
+
+
+#ifdef CONFIG_HS20
+
+static void ieee802_1x_hs20_sub_rem(struct sta_info *sta, u8 *pos, size_t len)
+{
+ sta->remediation = 1;
+ os_free(sta->remediation_url);
+ if (len > 2) {
+ sta->remediation_url = os_malloc(len);
+ if (!sta->remediation_url)
+ return;
+ sta->remediation_method = pos[0];
+ os_memcpy(sta->remediation_url, pos + 1, len - 1);
+ sta->remediation_url[len - 1] = '\0';
+ wpa_printf(MSG_DEBUG, "HS 2.0: Subscription remediation needed "
+ "for " MACSTR " - server method %u URL %s",
+ MAC2STR(sta->addr), sta->remediation_method,
+ sta->remediation_url);
+ } else {
+ sta->remediation_url = NULL;
+ wpa_printf(MSG_DEBUG, "HS 2.0: Subscription remediation needed "
+ "for " MACSTR, MAC2STR(sta->addr));
+ }
+ /* TODO: assign the STA into remediation VLAN or add filtering */
+}
+
+
+static void ieee802_1x_hs20_deauth_req(struct hostapd_data *hapd,
+ struct sta_info *sta, u8 *pos,
+ size_t len)
+{
+ if (len < 3)
+ return; /* Malformed information */
+ sta->hs20_deauth_requested = 1;
+ wpa_printf(MSG_DEBUG, "HS 2.0: Deauthentication request - Code %u "
+ "Re-auth Delay %u",
+ *pos, WPA_GET_LE16(pos + 1));
+ wpabuf_free(sta->hs20_deauth_req);
+ sta->hs20_deauth_req = wpabuf_alloc(len + 1);
+ if (sta->hs20_deauth_req) {
+ wpabuf_put_data(sta->hs20_deauth_req, pos, 3);
+ wpabuf_put_u8(sta->hs20_deauth_req, len - 3);
+ wpabuf_put_data(sta->hs20_deauth_req, pos + 3, len - 3);
+ }
+ ap_sta_session_timeout(hapd, sta, hapd->conf->hs20_deauth_req_timeout);
+}
+
+
+static void ieee802_1x_hs20_session_info(struct hostapd_data *hapd,
+ struct sta_info *sta, u8 *pos,
+ size_t len, int session_timeout)
+{
+ unsigned int swt;
+ int warning_time, beacon_int;
+
+ if (len < 1)
+ return; /* Malformed information */
+ os_free(sta->hs20_session_info_url);
+ sta->hs20_session_info_url = os_malloc(len);
+ if (sta->hs20_session_info_url == NULL)
+ return;
+ swt = pos[0];
+ os_memcpy(sta->hs20_session_info_url, pos + 1, len - 1);
+ sta->hs20_session_info_url[len - 1] = '\0';
+ wpa_printf(MSG_DEBUG, "HS 2.0: Session Information URL='%s' SWT=%u "
+ "(session_timeout=%d)",
+ sta->hs20_session_info_url, swt, session_timeout);
+ if (session_timeout < 0) {
+ wpa_printf(MSG_DEBUG, "HS 2.0: No Session-Timeout set - ignore session info URL");
+ return;
+ }
+ if (swt == 255)
+ swt = 1; /* Use one minute as the AP selected value */
+
+ if ((unsigned int) session_timeout < swt * 60)
+ warning_time = 0;
+ else
+ warning_time = session_timeout - swt * 60;
+
+ beacon_int = hapd->iconf->beacon_int;
+ if (beacon_int < 1)
+ beacon_int = 100; /* best guess */
+ sta->hs20_disassoc_timer = swt * 60 * 1000 / beacon_int * 125 / 128;
+ if (sta->hs20_disassoc_timer > 65535)
+ sta->hs20_disassoc_timer = 65535;
+
+ ap_sta_session_warning_timeout(hapd, sta, warning_time);
+}
+
+#endif /* CONFIG_HS20 */
+
+
+static void ieee802_1x_check_hs20(struct hostapd_data *hapd,
+ struct sta_info *sta,
+ struct radius_msg *msg,
+ int session_timeout)
+{
+#ifdef CONFIG_HS20
+ u8 *buf, *pos, *end, type, sublen;
+ size_t len;
+
+ buf = NULL;
+ sta->remediation = 0;
+ sta->hs20_deauth_requested = 0;
+
+ for (;;) {
+ if (radius_msg_get_attr_ptr(msg, RADIUS_ATTR_VENDOR_SPECIFIC,
+ &buf, &len, buf) < 0)
+ break;
+ if (len < 6)
+ continue;
+ pos = buf;
+ end = buf + len;
+ if (WPA_GET_BE32(pos) != RADIUS_VENDOR_ID_WFA)
+ continue;
+ pos += 4;
+
+ type = *pos++;
+ sublen = *pos++;
+ if (sublen < 2)
+ continue; /* invalid length */
+ sublen -= 2; /* skip header */
+ if (pos + sublen > end)
+ continue; /* invalid WFA VSA */
+
+ switch (type) {
+ case RADIUS_VENDOR_ATTR_WFA_HS20_SUBSCR_REMEDIATION:
+ ieee802_1x_hs20_sub_rem(sta, pos, sublen);
+ break;
+ case RADIUS_VENDOR_ATTR_WFA_HS20_DEAUTH_REQ:
+ ieee802_1x_hs20_deauth_req(hapd, sta, pos, sublen);
+ break;
+ case RADIUS_VENDOR_ATTR_WFA_HS20_SESSION_INFO_URL:
+ ieee802_1x_hs20_session_info(hapd, sta, pos, sublen,
+ session_timeout);
+ break;
+ }
+ }
+#endif /* CONFIG_HS20 */
+}
+
+
struct sta_id_search {
u8 identifier;
struct eapol_state_machine *sm;
struct hostapd_data *hapd = data;
struct sta_info *sta;
u32 session_timeout = 0, termination_action, acct_interim_interval;
- int session_timeout_set, old_vlanid = 0;
+ int session_timeout_set;
struct eapol_state_machine *sm;
int override_eapReq = 0;
struct radius_hdr *hdr = radius_msg_get_hdr(msg);
+ struct vlan_description vlan_desc;
+#ifndef CONFIG_NO_VLAN
+ int *untagged, *tagged, *notempty;
+#endif /* CONFIG_NO_VLAN */
+
+ os_memset(&vlan_desc, 0, sizeof(vlan_desc));
sm = ieee802_1x_search_radius_identifier(hapd, hdr->identifier);
if (sm == NULL) {
"EAP-Message");
} else if (radius_msg_verify(msg, shared_secret, shared_secret_len,
req, 1)) {
- printf("Incoming RADIUS packet did not have correct "
- "Message-Authenticator - dropped\n");
+ wpa_printf(MSG_INFO, "Incoming RADIUS packet did not have correct Message-Authenticator - dropped");
return RADIUS_RX_INVALID_AUTHENTICATOR;
}
if (hdr->code != RADIUS_CODE_ACCESS_ACCEPT &&
hdr->code != RADIUS_CODE_ACCESS_REJECT &&
hdr->code != RADIUS_CODE_ACCESS_CHALLENGE) {
- printf("Unknown RADIUS message code\n");
+ wpa_printf(MSG_INFO, "Unknown RADIUS message code");
return RADIUS_RX_UNKNOWN;
}
switch (hdr->code) {
case RADIUS_CODE_ACCESS_ACCEPT:
- if (sta->ssid->dynamic_vlan == DYNAMIC_VLAN_DISABLED)
- sta->vlan_id = 0;
#ifndef CONFIG_NO_VLAN
- else {
- old_vlanid = sta->vlan_id;
- sta->vlan_id = radius_msg_get_vlanid(msg);
+ if (hapd->conf->ssid.dynamic_vlan != DYNAMIC_VLAN_DISABLED) {
+ notempty = &vlan_desc.notempty;
+ untagged = &vlan_desc.untagged;
+ tagged = vlan_desc.tagged;
+ *notempty = !!radius_msg_get_vlanid(msg, untagged,
+ MAX_NUM_TAGGED_VLAN,
+ tagged);
}
- if (sta->vlan_id > 0 &&
- hostapd_get_vlan_id_ifname(hapd->conf->vlan,
- sta->vlan_id)) {
+
+ if (vlan_desc.notempty &&
+ !hostapd_vlan_valid(hapd->conf->vlan, &vlan_desc)) {
+ sta->eapol_sm->authFail = TRUE;
hostapd_logger(hapd, sta->addr,
HOSTAPD_MODULE_RADIUS,
HOSTAPD_LEVEL_INFO,
- "VLAN ID %d", sta->vlan_id);
- } else if (sta->ssid->dynamic_vlan == DYNAMIC_VLAN_REQUIRED) {
+ "Invalid VLAN %d%s received from RADIUS server",
+ vlan_desc.untagged,
+ vlan_desc.tagged[0] ? "+" : "");
+ os_memset(&vlan_desc, 0, sizeof(vlan_desc));
+ ap_sta_set_vlan(hapd, sta, &vlan_desc);
+ break;
+ }
+
+ if (hapd->conf->ssid.dynamic_vlan == DYNAMIC_VLAN_REQUIRED &&
+ !vlan_desc.notempty) {
sta->eapol_sm->authFail = TRUE;
hostapd_logger(hapd, sta->addr,
HOSTAPD_MODULE_IEEE8021X,
}
#endif /* CONFIG_NO_VLAN */
- if (ap_sta_bind_vlan(hapd, sta, old_vlanid) < 0)
+ if (ap_sta_set_vlan(hapd, sta, &vlan_desc) < 0)
+ break;
+
+#ifndef CONFIG_NO_VLAN
+ if (sta->vlan_id > 0) {
+ hostapd_logger(hapd, sta->addr,
+ HOSTAPD_MODULE_RADIUS,
+ HOSTAPD_LEVEL_INFO,
+ "VLAN ID %d", sta->vlan_id);
+ }
+#endif /* CONFIG_NO_VLAN */
+
+ if ((sta->flags & WLAN_STA_ASSOC) &&
+ ap_sta_bind_vlan(hapd, sta) < 0)
break;
+ sta->session_timeout_set = !!session_timeout_set;
+ sta->session_timeout = session_timeout;
+
/* RFC 3580, Ch. 3.17 */
if (session_timeout_set && termination_action ==
RADIUS_TERMINATION_ACTION_RADIUS_REQUEST) {
shared_secret_len);
ieee802_1x_store_radius_class(hapd, sta, msg);
ieee802_1x_update_sta_identity(hapd, sta, msg);
- if (sm->eap_if->eapKeyAvailable &&
- wpa_auth_pmksa_add(sta->wpa_sm, sm->eapol_key_crypt,
- session_timeout_set ?
- (int) session_timeout : -1, sm) == 0) {
- hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_WPA,
- HOSTAPD_LEVEL_DEBUG,
- "Added PMKSA cache entry");
- }
+ ieee802_1x_update_sta_cui(hapd, sta, msg);
+ ieee802_1x_check_hs20(hapd, sta, msg,
+ session_timeout_set ?
+ (int) session_timeout : -1);
break;
case RADIUS_CODE_ACCESS_REJECT:
sm->eap_if->aaaFail = TRUE;
* request and we cannot continue EAP processing (EAP-Failure
* could only be sent if the EAP peer actually replied).
*/
+ wpa_dbg(hapd->msg_ctx, MSG_DEBUG, "EAP Timeout, STA " MACSTR,
+ MAC2STR(sta->addr));
+
sm->eap_if->portEnabled = FALSE;
ap_sta_disconnect(hapd, sta, sta->addr,
WLAN_REASON_PREV_AUTH_NOT_VALID);
os_free(eapol->default_wep_key);
eapol->default_wep_key = os_malloc(hapd->conf->default_wep_key_len);
if (eapol->default_wep_key == NULL ||
- os_get_random(eapol->default_wep_key,
- hapd->conf->default_wep_key_len)) {
- printf("Could not generate random WEP key.\n");
+ random_get_bytes(eapol->default_wep_key,
+ hapd->conf->default_wep_key_len)) {
+ wpa_printf(MSG_INFO, "Could not generate random WEP key");
os_free(eapol->default_wep_key);
eapol->default_wep_key = NULL;
return -1;
/* TODO: Could setup key for RX here, but change default TX keyid only
* after new broadcast key has been sent to all stations. */
- if (hapd->drv.set_key(hapd->conf->iface, hapd, WPA_ALG_WEP, NULL,
- eapol->default_wep_key_idx, 1, NULL, 0,
- eapol->default_wep_key,
- hapd->conf->default_wep_key_len)) {
+ if (hostapd_drv_set_key(hapd->conf->iface, hapd, WPA_ALG_WEP,
+ broadcast_ether_addr,
+ eapol->default_wep_key_idx, 1, NULL, 0,
+ eapol->default_wep_key,
+ hapd->conf->default_wep_key_len)) {
hostapd_logger(hapd, NULL, HOSTAPD_MODULE_IEEE8021X,
HOSTAPD_LEVEL_WARNING, "failed to configure a "
"new broadcast key");
static void _ieee802_1x_finished(void *ctx, void *sta_ctx, int success,
- int preauth)
+ int preauth, int remediation)
{
struct hostapd_data *hapd = ctx;
struct sta_info *sta = sta_ctx;
if (preauth)
rsn_preauth_finished(hapd, sta, success);
else
- ieee802_1x_finished(hapd, sta, success);
+ ieee802_1x_finished(hapd, sta, success, remediation);
}
{
struct hostapd_data *hapd = ctx;
const struct hostapd_eap_user *eap_user;
- int i, count;
+ int i;
+ int rv = -1;
- eap_user = hostapd_get_eap_user(hapd->conf, identity,
- identity_len, phase2);
+ eap_user = hostapd_get_eap_user(hapd, identity, identity_len, phase2);
if (eap_user == NULL)
- return -1;
+ goto out;
os_memset(user, 0, sizeof(*user));
user->phase2 = phase2;
- count = EAP_USER_MAX_METHODS;
- if (count > EAP_MAX_METHODS)
- count = EAP_MAX_METHODS;
- for (i = 0; i < count; i++) {
+ for (i = 0; i < EAP_MAX_METHODS; i++) {
user->methods[i].vendor = eap_user->methods[i].vendor;
user->methods[i].method = eap_user->methods[i].method;
}
if (eap_user->password) {
user->password = os_malloc(eap_user->password_len);
if (user->password == NULL)
- return -1;
+ goto out;
os_memcpy(user->password, eap_user->password,
eap_user->password_len);
user->password_len = eap_user->password_len;
+ user->password_hash = eap_user->password_hash;
}
user->force_version = eap_user->force_version;
+ user->macacl = eap_user->macacl;
user->ttls_auth = eap_user->ttls_auth;
+ user->remediation = eap_user->remediation;
+ rv = 0;
- return 0;
+out:
+ if (rv)
+ wpa_printf(MSG_DEBUG, "%s: Failed to find user", __func__);
+
+ return rv;
}
static void _ieee802_1x_tx_key(void *ctx, void *sta_ctx)
{
+#ifndef CONFIG_FIPS
+#ifndef CONFIG_NO_RC4
struct hostapd_data *hapd = ctx;
struct sta_info *sta = sta_ctx;
ieee802_1x_tx_key(hapd, sta);
+#endif /* CONFIG_NO_RC4 */
+#endif /* CONFIG_FIPS */
}
}
+#ifdef CONFIG_ERP
+
+static struct eap_server_erp_key *
+ieee802_1x_erp_get_key(void *ctx, const char *keyname)
+{
+ struct hostapd_data *hapd = ctx;
+ struct eap_server_erp_key *erp;
+
+ dl_list_for_each(erp, &hapd->erp_keys, struct eap_server_erp_key,
+ list) {
+ if (os_strcmp(erp->keyname_nai, keyname) == 0)
+ return erp;
+ }
+
+ return NULL;
+}
+
+
+static int ieee802_1x_erp_add_key(void *ctx, struct eap_server_erp_key *erp)
+{
+ struct hostapd_data *hapd = ctx;
+
+ dl_list_add(&hapd->erp_keys, &erp->list);
+ return 0;
+}
+
+#endif /* CONFIG_ERP */
+
+
int ieee802_1x_init(struct hostapd_data *hapd)
{
int i;
struct eapol_auth_config conf;
struct eapol_auth_cb cb;
+ dl_list_init(&hapd->erp_keys);
+
os_memset(&conf, 0, sizeof(conf));
conf.ctx = hapd;
conf.eap_reauth_period = hapd->conf->eap_reauth_period;
conf.eap_sim_db_priv = hapd->eap_sim_db_priv;
conf.eap_req_id_text = hapd->conf->eap_req_id_text;
conf.eap_req_id_text_len = hapd->conf->eap_req_id_text_len;
+ conf.erp_send_reauth_start = hapd->conf->erp_send_reauth_start;
+ conf.erp_domain = hapd->conf->erp_domain;
+ conf.erp = hapd->conf->eap_server_erp;
+ conf.tls_session_lifetime = hapd->conf->tls_session_lifetime;
conf.pac_opaque_encr_key = hapd->conf->pac_opaque_encr_key;
conf.eap_fast_a_id = hapd->conf->eap_fast_a_id;
conf.eap_fast_a_id_len = hapd->conf->eap_fast_a_id_len;
conf.wps = hapd->wps;
conf.fragment_size = hapd->conf->fragment_size;
conf.pwd_group = hapd->conf->pwd_group;
+ conf.pbc_in_m1 = hapd->conf->pbc_in_m1;
+ if (hapd->conf->server_id) {
+ conf.server_id = (const u8 *) hapd->conf->server_id;
+ conf.server_id_len = os_strlen(hapd->conf->server_id);
+ } else {
+ conf.server_id = (const u8 *) "hostapd";
+ conf.server_id_len = 7;
+ }
os_memset(&cb, 0, sizeof(cb));
cb.eapol_send = ieee802_1x_eapol_send;
cb.abort_auth = _ieee802_1x_abort_auth;
cb.tx_key = _ieee802_1x_tx_key;
cb.eapol_event = ieee802_1x_eapol_event;
+#ifdef CONFIG_ERP
+ cb.erp_get_key = ieee802_1x_erp_get_key;
+ cb.erp_add_key = ieee802_1x_erp_add_key;
+#endif /* CONFIG_ERP */
hapd->eapol_auth = eapol_auth_init(&conf, &cb);
if (hapd->eapol_auth == NULL)
return -1;
if ((hapd->conf->ieee802_1x || hapd->conf->wpa) &&
- hapd->drv.set_drv_ieee8021x(hapd, hapd->conf->iface, 1))
+ hostapd_set_drv_ieee8021x(hapd, hapd->conf->iface, 1))
return -1;
#ifndef CONFIG_NO_RADIUS
if (hapd->conf->default_wep_key_len) {
for (i = 0; i < 4; i++)
- hapd->drv.set_key(hapd->conf->iface, hapd,
- WPA_ALG_NONE, NULL, i, 0, NULL, 0,
- NULL, 0);
+ hostapd_drv_set_key(hapd->conf->iface, hapd,
+ WPA_ALG_NONE, NULL, i, 0, NULL, 0,
+ NULL, 0);
ieee802_1x_rekey(hapd, NULL);
}
+void ieee802_1x_erp_flush(struct hostapd_data *hapd)
+{
+ struct eap_server_erp_key *erp;
+
+ while ((erp = dl_list_first(&hapd->erp_keys, struct eap_server_erp_key,
+ list)) != NULL) {
+ dl_list_del(&erp->list);
+ bin_clear_free(erp, sizeof(*erp));
+ }
+}
+
+
void ieee802_1x_deinit(struct hostapd_data *hapd)
{
eloop_cancel_timeout(ieee802_1x_rekey, hapd, NULL);
- if (hapd->driver != NULL &&
+ if (hapd->driver && hapd->drv_priv &&
(hapd->conf->ieee802_1x || hapd->conf->wpa))
- hapd->drv.set_drv_ieee8021x(hapd, hapd->conf->iface, 0);
+ hostapd_set_drv_ieee8021x(hapd, hapd->conf->iface, 0);
eapol_auth_deinit(hapd->eapol_auth);
hapd->eapol_auth = NULL;
+
+ ieee802_1x_erp_flush(hapd);
}
const u8 *buf, size_t len, int ack)
{
struct ieee80211_hdr *hdr;
- struct ieee802_1x_hdr *xhdr;
- struct ieee802_1x_eapol_key *key;
u8 *pos;
const unsigned char rfc1042_hdr[ETH_ALEN] =
{ 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00 };
if (sta == NULL)
return -1;
- if (len < sizeof(*hdr) + sizeof(rfc1042_hdr) + 2 + sizeof(*xhdr))
+ if (len < sizeof(*hdr) + sizeof(rfc1042_hdr) + 2)
return 0;
hdr = (struct ieee80211_hdr *) buf;
return 0;
pos += 2;
- xhdr = (struct ieee802_1x_hdr *) pos;
- pos += sizeof(*xhdr);
+ return ieee802_1x_eapol_tx_status(hapd, sta, pos, buf + len - pos,
+ ack);
+}
+
+int ieee802_1x_eapol_tx_status(struct hostapd_data *hapd, struct sta_info *sta,
+ const u8 *buf, int len, int ack)
+{
+ const struct ieee802_1x_hdr *xhdr =
+ (const struct ieee802_1x_hdr *) buf;
+ const u8 *pos = buf + sizeof(*xhdr);
+ struct ieee802_1x_eapol_key *key;
+
+ if (len < (int) sizeof(*xhdr))
+ return 0;
wpa_printf(MSG_DEBUG, "IEEE 802.1X: " MACSTR " TX status - version=%d "
"type=%d length=%d - ack=%d",
MAC2STR(sta->addr), xhdr->version, xhdr->type,
be_to_host16(xhdr->length), ack);
+ if (xhdr->type != IEEE802_1X_TYPE_EAPOL_KEY)
+ return 0;
+
+ if (pos + sizeof(struct wpa_eapol_key) <= buf + len) {
+ const struct wpa_eapol_key *wpa;
+ wpa = (const struct wpa_eapol_key *) pos;
+ if (wpa->type == EAPOL_KEY_TYPE_RSN ||
+ wpa->type == EAPOL_KEY_TYPE_WPA)
+ wpa_auth_eapol_key_tx_status(hapd->wpa_auth,
+ sta->wpa_sm, ack);
+ }
+
/* EAPOL EAP-Packet packets are eventually re-sent by either Supplicant
* or Authenticator state machines, but EAPOL-Key packets are not
- * retransmitted in case of failure. Try to re-sent failed EAPOL-Key
+ * retransmitted in case of failure. Try to re-send failed EAPOL-Key
* packets couple of times because otherwise STA keys become
* unsynchronized with AP. */
- if (xhdr->type == IEEE802_1X_TYPE_EAPOL_KEY && !ack &&
- pos + sizeof(*key) <= buf + len) {
+ if (!ack && pos + sizeof(*key) <= buf + len) {
key = (struct ieee802_1x_eapol_key *) pos;
hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_IEEE8021X,
HOSTAPD_LEVEL_DEBUG, "did not Ack EAPOL-Key "
}
+struct wpabuf * ieee802_1x_get_radius_cui(struct eapol_state_machine *sm)
+{
+ if (sm == NULL)
+ return NULL;
+ return sm->radius_cui;
+}
+
+
const u8 * ieee802_1x_get_key(struct eapol_state_machine *sm, size_t *len)
{
+ *len = 0;
if (sm == NULL)
return NULL;
}
-static const char * bool_txt(Boolean bool)
+static const char * bool_txt(Boolean val)
{
- return bool ? "TRUE" : "FALSE";
+ return val ? "TRUE" : "FALSE";
}
{
int len = 0, ret;
struct eapol_state_machine *sm = sta->eapol_sm;
+ struct os_reltime diff;
+ const char *name1;
+ const char *name2;
if (sm == NULL)
return 0;
sta->aid,
EAPOL_VERSION,
sm->initialize);
- if (ret < 0 || (size_t) ret >= buflen - len)
+ if (os_snprintf_error(buflen - len, ret))
return len;
len += ret;
sm->reAuthPeriod,
bool_txt(sm->reAuthEnabled),
bool_txt(sm->keyTxEnabled));
- if (ret < 0 || (size_t) ret >= buflen - len)
+ if (os_snprintf_error(buflen - len, ret))
return len;
len += ret;
sm->dot1xAuthEapLengthErrorFramesRx,
sm->dot1xAuthLastEapolFrameVersion,
MAC2STR(sm->addr));
- if (ret < 0 || (size_t) ret >= buflen - len)
+ if (os_snprintf_error(buflen - len, ret))
return len;
len += ret;
sm->backendOtherRequestsToSupplicant,
sm->backendAuthSuccesses,
sm->backendAuthFails);
- if (ret < 0 || (size_t) ret >= buflen - len)
+ if (os_snprintf_error(buflen - len, ret))
return len;
len += ret;
/* dot1xAuthSessionStatsTable */
+ os_reltime_age(&sta->acct_session_start, &diff);
ret = os_snprintf(buf + len, buflen - len,
/* TODO: dot1xAuthSessionOctetsRx */
/* TODO: dot1xAuthSessionOctetsTx */
/* TODO: dot1xAuthSessionFramesRx */
/* TODO: dot1xAuthSessionFramesTx */
- "dot1xAuthSessionId=%08X-%08X\n"
+ "dot1xAuthSessionId=%016llX\n"
"dot1xAuthSessionAuthenticMethod=%d\n"
"dot1xAuthSessionTime=%u\n"
"dot1xAuthSessionTerminateCause=999\n"
"dot1xAuthSessionUserName=%s\n",
- sta->acct_session_id_hi, sta->acct_session_id_lo,
+ (unsigned long long) sta->acct_session_id,
(wpa_key_mgmt_wpa_ieee8021x(
wpa_auth_sta_key_mgmt(sta->wpa_sm))) ?
1 : 2,
- (unsigned int) (time(NULL) -
- sta->acct_session_start),
+ (unsigned int) diff.sec,
sm->identity);
- if (ret < 0 || (size_t) ret >= buflen - len)
+ if (os_snprintf_error(buflen - len, ret))
+ return len;
+ len += ret;
+
+ if (sm->acct_multi_session_id) {
+ ret = os_snprintf(buf + len, buflen - len,
+ "authMultiSessionId=%016llX\n",
+ (unsigned long long)
+ sm->acct_multi_session_id);
+ if (os_snprintf_error(buflen - len, ret))
+ return len;
+ len += ret;
+ }
+
+ name1 = eap_server_get_name(0, sm->eap_type_authsrv);
+ name2 = eap_server_get_name(0, sm->eap_type_supp);
+ ret = os_snprintf(buf + len, buflen - len,
+ "last_eap_type_as=%d (%s)\n"
+ "last_eap_type_sta=%d (%s)\n",
+ sm->eap_type_authsrv, name1,
+ sm->eap_type_supp, name2);
+ if (os_snprintf_error(buflen - len, ret))
return len;
len += ret;
}
+#ifdef CONFIG_HS20
+static void ieee802_1x_wnm_notif_send(void *eloop_ctx, void *timeout_ctx)
+{
+ struct hostapd_data *hapd = eloop_ctx;
+ struct sta_info *sta = timeout_ctx;
+
+ if (sta->remediation) {
+ wpa_printf(MSG_DEBUG, "HS 2.0: Send WNM-Notification to "
+ MACSTR " to indicate Subscription Remediation",
+ MAC2STR(sta->addr));
+ hs20_send_wnm_notification(hapd, sta->addr,
+ sta->remediation_method,
+ sta->remediation_url);
+ os_free(sta->remediation_url);
+ sta->remediation_url = NULL;
+ }
+
+ if (sta->hs20_deauth_req) {
+ wpa_printf(MSG_DEBUG, "HS 2.0: Send WNM-Notification to "
+ MACSTR " to indicate imminent deauthentication",
+ MAC2STR(sta->addr));
+ hs20_send_wnm_notification_deauth_req(hapd, sta->addr,
+ sta->hs20_deauth_req);
+ }
+}
+#endif /* CONFIG_HS20 */
+
+
static void ieee802_1x_finished(struct hostapd_data *hapd,
- struct sta_info *sta, int success)
+ struct sta_info *sta, int success,
+ int remediation)
{
const u8 *key;
size_t len;
/* TODO: get PMKLifetime from WPA parameters */
static const int dot11RSNAConfigPMKLifetime = 43200;
+ unsigned int session_timeout;
+
+#ifdef CONFIG_HS20
+ if (remediation && !sta->remediation) {
+ sta->remediation = 1;
+ os_free(sta->remediation_url);
+ sta->remediation_url =
+ os_strdup(hapd->conf->subscr_remediation_url);
+ sta->remediation_method = 1; /* SOAP-XML SPP */
+ }
+
+ if (success && (sta->remediation || sta->hs20_deauth_req)) {
+ wpa_printf(MSG_DEBUG, "HS 2.0: Schedule WNM-Notification to "
+ MACSTR " in 100 ms", MAC2STR(sta->addr));
+ eloop_cancel_timeout(ieee802_1x_wnm_notif_send, hapd, sta);
+ eloop_register_timeout(0, 100000, ieee802_1x_wnm_notif_send,
+ hapd, sta);
+ }
+#endif /* CONFIG_HS20 */
key = ieee802_1x_get_key(sta->eapol_sm, &len);
- if (success && key && len >= PMK_LEN &&
- wpa_auth_pmksa_add(sta->wpa_sm, key, dot11RSNAConfigPMKLifetime,
+ if (sta->session_timeout_set)
+ session_timeout = sta->session_timeout;
+ else
+ session_timeout = dot11RSNAConfigPMKLifetime;
+ if (success && key && len >= PMK_LEN && !sta->remediation &&
+ !sta->hs20_deauth_requested &&
+ wpa_auth_pmksa_add(sta->wpa_sm, key, len, session_timeout,
sta->eapol_sm) == 0) {
hostapd_logger(hapd, sta->addr, HOSTAPD_MODULE_WPA,
HOSTAPD_LEVEL_DEBUG,
"Added PMKSA cache entry (IEEE 802.1X)");
}
-#ifdef CONFIG_WPS
- if (!success && (sta->flags & WLAN_STA_WPS)) {
+ if (!success) {
/*
* Many devices require deauthentication after WPS provisioning
* and some may not be be able to do that themselves, so
- * disconnect the client here.
+ * disconnect the client here. In addition, this may also
+ * benefit IEEE 802.1X/EAPOL authentication cases, too since
+ * the EAPOL PAE state machine would remain in HELD state for
+ * considerable amount of time and some EAP methods, like
+ * EAP-FAST with anonymous provisioning, may require another
+ * EAPOL authentication to be started to complete connection.
*/
- wpa_printf(MSG_DEBUG, "WPS: Force disconnection after "
- "EAP-Failure");
+ wpa_dbg(hapd->msg_ctx, MSG_DEBUG, "IEEE 802.1X: Force "
+ "disconnection after EAP-Failure");
/* Add a small sleep to increase likelihood of previously
* requested EAP-Failure TX getting out before this should the
* driver reorder operations.
*/
os_sleep(0, 10000);
ap_sta_disconnect(hapd, sta, sta->addr,
- WLAN_REASON_PREV_AUTH_NOT_VALID);
+ WLAN_REASON_IEEE_802_1X_AUTH_FAILED);
+ hostapd_wps_eap_completed(hapd);
}
-#endif /* CONFIG_WPS */
}