/*
* wpa_supplicant / WPS integration
- * Copyright (c) 2008-2012, Jouni Malinen <j@w1.fi>
+ * Copyright (c) 2008-2013, Jouni Malinen <j@w1.fi>
*
* This software may be distributed under the terms of the BSD license.
* See README for more details.
static void wpas_clear_wps(struct wpa_supplicant *wpa_s);
+static void wpas_wps_clear_ap_info(struct wpa_supplicant *wpa_s)
+{
+ os_free(wpa_s->wps_ap);
+ wpa_s->wps_ap = NULL;
+ wpa_s->num_wps_ap = 0;
+ wpa_s->wps_ap_iter = 0;
+}
+
+
int wpas_wps_eapol_cb(struct wpa_supplicant *wpa_s)
{
if (!wpa_s->wps_success &&
return 1;
}
+ wpas_wps_clear_ap_info(wpa_s);
eloop_cancel_timeout(wpas_wps_timeout, wpa_s, NULL);
if (wpa_s->key_mgmt == WPA_KEY_MGMT_WPS && !wpa_s->wps_success)
wpa_msg(wpa_s, MSG_INFO, WPS_EVENT_FAIL);
!(wpa_s->current_ssid->key_mgmt & WPA_KEY_MGMT_WPS)) {
int disabled = wpa_s->current_ssid->disabled;
unsigned int freq = wpa_s->assoc_freq;
+ struct wpa_bss *bss;
+ struct wpa_ssid *ssid = NULL;
+ int use_fast_assoc = 0;
+
wpa_printf(MSG_DEBUG, "WPS: Network configuration replaced - "
"try to associate with the received credential "
"(freq=%u)", freq);
wpa_s->wps_freq = freq;
wpa_s->normal_scans = 0;
wpa_s->reassociate = 1;
- wpa_supplicant_req_scan(wpa_s, 0, 0);
+
+ wpa_printf(MSG_DEBUG, "WPS: Checking whether fast association "
+ "without a new scan can be used");
+ bss = wpa_supplicant_pick_network(wpa_s, &ssid);
+ if (bss) {
+ struct wpabuf *wps;
+ struct wps_parse_attr attr;
+
+ wps = wpa_bss_get_vendor_ie_multi(bss,
+ WPS_IE_VENDOR_TYPE);
+ if (wps && wps_parse_msg(wps, &attr) == 0 &&
+ attr.wps_state &&
+ *attr.wps_state == WPS_STATE_CONFIGURED)
+ use_fast_assoc = 1;
+ wpabuf_free(wps);
+ }
+
+ if (!use_fast_assoc ||
+ wpa_supplicant_fast_associate(wpa_s) != 1)
+ wpa_supplicant_req_scan(wpa_s, 0, 0);
return 1;
}
return 0;
}
+ if (auth_type == WPS_AUTH_WPAPSK || auth_type == WPS_AUTH_WPA2PSK) {
+ if (cred->key_len < 8 || cred->key_len > 2 * PMK_LEN) {
+ wpa_printf(MSG_ERROR, "WPS: Reject PSK credential with "
+ "invalid Network Key length %lu",
+ (unsigned long) cred->key_len);
+ return -1;
+ }
+ }
+
if (ssid && (ssid->key_mgmt & WPA_KEY_MGMT_WPS)) {
wpa_printf(MSG_DEBUG, "WPS: Replace WPS network block based "
"on the received credential");
ssid->eap.phase1 = NULL;
os_free(ssid->eap.eap_methods);
ssid->eap.eap_methods = NULL;
- if (!ssid->p2p_group)
+ if (!ssid->p2p_group) {
ssid->temporary = 0;
- ssid->bssid_set = 0;
+ ssid->bssid_set = 0;
+ }
+ ssid->disabled_until.sec = 0;
+ ssid->disabled_until.usec = 0;
+ ssid->auth_failures = 0;
} else {
wpa_printf(MSG_DEBUG, "WPS: Create a new network based on the "
"received credential");
ssid->key_mgmt = WPA_KEY_MGMT_PSK;
ssid->proto = WPA_PROTO_WPA;
break;
- case WPS_AUTH_WPA:
- ssid->auth_alg = WPA_AUTH_ALG_OPEN;
- ssid->key_mgmt = WPA_KEY_MGMT_IEEE8021X;
- ssid->proto = WPA_PROTO_WPA;
- break;
- case WPS_AUTH_WPA2:
- ssid->auth_alg = WPA_AUTH_ALG_OPEN;
- ssid->key_mgmt = WPA_KEY_MGMT_IEEE8021X;
- ssid->proto = WPA_PROTO_RSN;
- break;
case WPS_AUTH_WPA2PSK:
ssid->auth_alg = WPA_AUTH_ALG_OPEN;
ssid->key_mgmt = WPA_KEY_MGMT_PSK;
wpas_wps_security_workaround(wpa_s, ssid, cred);
+ if (cred->ap_channel)
+ wpa_s->wps_ap_channel = cred->ap_channel;
+
#ifndef CONFIG_NO_CONFIG_WRITE
if (wpa_s->conf->update_config &&
wpa_config_write(wpa_s->confname, wpa_s->conf)) {
}
#endif /* CONFIG_NO_CONFIG_WRITE */
+ /*
+ * Optimize the post-WPS scan based on the channel used during
+ * the provisioning in case EAP-Failure is not received.
+ */
+ wpa_s->after_wps = 5;
+ wpa_s->wps_freq = wpa_s->assoc_freq;
+
return 0;
}
}
+static void wpas_wps_reenable_networks_cb(void *eloop_ctx, void *timeout_ctx);
+
+static void wpas_wps_reenable_networks(struct wpa_supplicant *wpa_s)
+{
+ struct wpa_ssid *ssid;
+ int changed = 0;
+
+ eloop_cancel_timeout(wpas_wps_reenable_networks_cb, wpa_s, NULL);
+
+ for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next) {
+ if (ssid->disabled_for_connect && ssid->disabled) {
+ ssid->disabled_for_connect = 0;
+ ssid->disabled = 0;
+ wpas_notify_network_enabled_changed(wpa_s, ssid);
+ changed++;
+ }
+ }
+
+ if (changed) {
+#ifndef CONFIG_NO_CONFIG_WRITE
+ if (wpa_s->conf->update_config &&
+ wpa_config_write(wpa_s->confname, wpa_s->conf)) {
+ wpa_printf(MSG_DEBUG, "WPS: Failed to update "
+ "configuration");
+ }
+#endif /* CONFIG_NO_CONFIG_WRITE */
+ }
+}
+
+
+static void wpas_wps_reenable_networks_cb(void *eloop_ctx, void *timeout_ctx)
+{
+ struct wpa_supplicant *wpa_s = eloop_ctx;
+ /* Enable the networks disabled during wpas_wps_reassoc */
+ wpas_wps_reenable_networks(wpa_s);
+}
+
+
static void wpa_supplicant_wps_event_success(struct wpa_supplicant *wpa_s)
{
wpa_msg(wpa_s, MSG_INFO, WPS_EVENT_SUCCESS);
wpa_s->wps_success = 1;
wpas_notify_wps_event_success(wpa_s);
+
+ /*
+ * Enable the networks disabled during wpas_wps_reassoc after 10
+ * seconds. The 10 seconds timer is to allow the data connection to be
+ * formed before allowing other networks to be selected.
+ */
+ eloop_register_timeout(10, 0, wpas_wps_reenable_networks_cb, wpa_s,
+ NULL);
+
#ifdef CONFIG_P2P
wpas_p2p_wps_success(wpa_s, wpa_s->bssid, 0);
#endif /* CONFIG_P2P */
prev_current = wpa_s->current_ssid;
+ /* Enable the networks disabled during wpas_wps_reassoc */
+ wpas_wps_reenable_networks(wpa_s);
+
eloop_cancel_timeout(wpas_wps_timeout, wpa_s, NULL);
/* Remove any existing WPS network from configuration */
wpa_config_remove_network(wpa_s->conf, id);
}
}
+
+ wpas_wps_clear_ap_info(wpa_s);
}
struct wpa_ssid *ssid;
struct wpa_bss *bss;
+ wpa_s->after_wps = 0;
wpa_s->known_wps_freq = 0;
if (bssid) {
- bss = wpa_bss_get_bssid(wpa_s, bssid);
+ bss = wpa_bss_get_bssid_latest(wpa_s, bssid);
if (bss && bss->freq > 0) {
wpa_s->known_wps_freq = 1;
wpa_s->wps_freq = bss->freq;
ssid = wpa_s->conf->ssid;
while (ssid) {
int was_disabled = ssid->disabled;
+ ssid->disabled_for_connect = 0;
/*
* In case the network object corresponds to a persistent group
* then do not send out network disabled signal. In addition,
*/
if (was_disabled != 2) {
ssid->disabled = ssid != selected;
- if (was_disabled != ssid->disabled)
+ if (was_disabled != ssid->disabled) {
+ if (ssid->disabled)
+ ssid->disabled_for_connect = 1;
wpas_notify_network_enabled_changed(wpa_s,
ssid);
+ }
}
ssid = ssid->next;
}
}
}
#endif /* CONFIG_P2P */
- wpa_config_set(ssid, "phase1", "\"pbc=1\"", 0);
+ if (wpa_config_set(ssid, "phase1", "\"pbc=1\"", 0) < 0)
+ return -1;
if (wpa_s->wps_fragment_size)
ssid->eap.fragment_size = wpa_s->wps_fragment_size;
eloop_register_timeout(WPS_PBC_WALK_TIME, 0, wpas_wps_timeout,
os_snprintf(val, sizeof(val), "\"pin=%08d dev_pw_id=%u\"",
rpin, dev_pw_id);
}
- wpa_config_set(ssid, "phase1", val, 0);
+ if (wpa_config_set(ssid, "phase1", val, 0) < 0)
+ return -1;
if (wpa_s->wps_fragment_size)
ssid->eap.fragment_size = wpa_s->wps_fragment_size;
eloop_register_timeout(WPS_PBC_WALK_TIME, 0, wpas_wps_timeout,
wpa_s, NULL);
+ wpa_s->wps_ap_iter = 1;
wpas_wps_reassoc(wpa_s, ssid, bssid);
return rpin;
}
wpa_supplicant_deauthenticate(wpa_s,
WLAN_REASON_DEAUTH_LEAVING);
wpas_clear_wps(wpa_s);
+ } else {
+ wpas_wps_reenable_networks(wpa_s);
+ wpas_wps_clear_ap_info(wpa_s);
}
return 0;
}
-#ifdef CONFIG_WPS_OOB
-int wpas_wps_start_oob(struct wpa_supplicant *wpa_s, char *device_type,
- char *path, char *method, char *name)
-{
- struct wps_context *wps = wpa_s->wps;
- struct oob_device_data *oob_dev;
-
- oob_dev = wps_get_oob_device(device_type);
- if (oob_dev == NULL)
- return -1;
- oob_dev->device_path = path;
- oob_dev->device_name = name;
- wps->oob_conf.oob_method = wps_get_oob_method(method);
-
- if (wps->oob_conf.oob_method == OOB_METHOD_DEV_PWD_E) {
- /*
- * Use pre-configured DH keys in order to be able to write the
- * key hash into the OOB file.
- */
- wpabuf_free(wps->dh_pubkey);
- wpabuf_free(wps->dh_privkey);
- wps->dh_privkey = NULL;
- wps->dh_pubkey = NULL;
- dh5_free(wps->dh_ctx);
- wps->dh_ctx = dh5_init(&wps->dh_privkey, &wps->dh_pubkey);
- wps->dh_pubkey = wpabuf_zeropad(wps->dh_pubkey, 192);
- if (wps->dh_ctx == NULL || wps->dh_pubkey == NULL) {
- wpa_printf(MSG_ERROR, "WPS: Failed to initialize "
- "Diffie-Hellman handshake");
- return -1;
- }
- }
-
- if (wps->oob_conf.oob_method == OOB_METHOD_CRED)
- wpas_clear_wps(wpa_s);
-
- if (wps_process_oob(wps, oob_dev, 0) < 0)
- return -1;
-
- if ((wps->oob_conf.oob_method == OOB_METHOD_DEV_PWD_E ||
- wps->oob_conf.oob_method == OOB_METHOD_DEV_PWD_R) &&
- wpas_wps_start_pin(wpa_s, NULL,
- wpabuf_head(wps->oob_conf.dev_password), 0,
- DEV_PW_DEFAULT) < 0)
- return -1;
-
- return 0;
-}
-#endif /* CONFIG_WPS_OOB */
-
-
int wpas_wps_start_reg(struct wpa_supplicant *wpa_s, const u8 *bssid,
const char *pin, struct wps_new_ap_settings *settings)
{
res = os_snprintf(pos, end - pos, "\"");
if (res < 0 || res >= end - pos)
return -1;
- wpa_config_set(ssid, "phase1", val, 0);
+ if (wpa_config_set(ssid, "phase1", val, 0) < 0)
+ return -1;
if (wpa_s->wps_fragment_size)
ssid->eap.fragment_size = wpa_s->wps_fragment_size;
eloop_register_timeout(WPS_PBC_WALK_TIME, 0, wpas_wps_timeout,
void wpas_wps_deinit(struct wpa_supplicant *wpa_s)
{
eloop_cancel_timeout(wpas_wps_timeout, wpa_s, NULL);
+ eloop_cancel_timeout(wpas_wps_reenable_networks_cb, wpa_s, NULL);
+ wpas_wps_clear_ap_info(wpa_s);
if (wpa_s->wps == NULL)
return;
wps_registrar_deinit(wpa_s->wps->registrar);
wpabuf_free(wpa_s->wps->dh_pubkey);
wpabuf_free(wpa_s->wps->dh_privkey);
- wpabuf_free(wpa_s->wps->oob_conf.pubkey_hash);
- wpabuf_free(wpa_s->wps->oob_conf.dev_password);
wpabuf_free(wpa_s->wps->dev.vendor_ext_m1);
os_free(wpa_s->wps->network_key);
os_free(wpa_s->wps);
int wpas_wps_ssid_bss_match(struct wpa_supplicant *wpa_s,
- struct wpa_ssid *ssid, struct wpa_scan_res *bss)
+ struct wpa_ssid *ssid, struct wpa_bss *bss)
{
struct wpabuf *wps_ie;
if (!(ssid->key_mgmt & WPA_KEY_MGMT_WPS))
return -1;
- wps_ie = wpa_scan_get_vendor_ie_multi(bss, WPS_IE_VENDOR_TYPE);
+ wps_ie = wpa_bss_get_vendor_ie_multi(bss, WPS_IE_VENDOR_TYPE);
if (eap_is_wps_pbc_enrollee(&ssid->eap)) {
if (!wps_ie) {
wpa_printf(MSG_DEBUG, " skip - non-WPS AP");
int wpas_wps_ssid_wildcard_ok(struct wpa_supplicant *wpa_s,
struct wpa_ssid *ssid,
- struct wpa_scan_res *bss)
+ struct wpa_bss *bss)
{
struct wpabuf *wps_ie = NULL;
int ret = 0;
if (eap_is_wps_pbc_enrollee(&ssid->eap)) {
- wps_ie = wpa_scan_get_vendor_ie_multi(bss, WPS_IE_VENDOR_TYPE);
+ wps_ie = wpa_bss_get_vendor_ie_multi(bss, WPS_IE_VENDOR_TYPE);
if (wps_ie && wps_is_selected_pbc_registrar(wps_ie)) {
/* allow wildcard SSID for WPS PBC */
ret = 1;
}
} else if (eap_is_wps_pin_enrollee(&ssid->eap)) {
- wps_ie = wpa_scan_get_vendor_ie_multi(bss, WPS_IE_VENDOR_TYPE);
+ wps_ie = wpa_bss_get_vendor_ie_multi(bss, WPS_IE_VENDOR_TYPE);
if (wps_ie &&
(wps_is_addr_authorized(wps_ie, wpa_s->own_addr, 1) ||
wpa_s->scan_runs >= WPS_PIN_SCAN_IGNORE_SEL_REG)) {
ret = 0;
if (bss->beacon_ie_len) {
struct wpabuf *bcn_wps;
- bcn_wps = wpa_scan_get_vendor_ie_multi_beacon(
+ bcn_wps = wpa_bss_get_vendor_ie_multi_beacon(
bss, WPS_IE_VENDOR_TYPE);
if (bcn_wps == NULL) {
wpa_printf(MSG_DEBUG, "WPS: Mandatory WPS IE "
const char *uuid, const char *pin)
{
u8 u[UUID_LEN];
- int any = 0;
-
- if (os_strcmp(uuid, "any") == 0)
- any = 1;
- else if (uuid_str2bin(uuid, u))
+ const u8 *use_uuid = NULL;
+ u8 addr_buf[ETH_ALEN];
+
+ if (os_strcmp(uuid, "any") == 0) {
+ } else if (uuid_str2bin(uuid, u) == 0) {
+ use_uuid = u;
+ } else if (hwaddr_aton(uuid, addr_buf) == 0) {
+ use_uuid = wps_er_get_sta_uuid(wpa_s->wps_er, addr_buf);
+ if (use_uuid == NULL)
+ return -1;
+ } else
return -1;
return wps_registrar_add_pin(wpa_s->wps->registrar, addr,
- any ? NULL : u,
+ use_uuid,
(const u8 *) pin, os_strlen(pin), 300);
}
int wpas_wps_er_pbc(struct wpa_supplicant *wpa_s, const char *uuid)
{
- u8 u[UUID_LEN];
+ u8 u[UUID_LEN], *use_uuid = NULL;
+ u8 addr[ETH_ALEN], *use_addr = NULL;
- if (uuid_str2bin(uuid, u))
+ if (uuid_str2bin(uuid, u) == 0)
+ use_uuid = u;
+ else if (hwaddr_aton(uuid, addr) == 0)
+ use_addr = addr;
+ else
return -1;
- return wps_er_pbc(wpa_s->wps_er, u);
+ return wps_er_pbc(wpa_s->wps_er, use_uuid, use_addr);
}
int wpas_wps_er_learn(struct wpa_supplicant *wpa_s, const char *uuid,
const char *pin)
{
- u8 u[UUID_LEN];
+ u8 u[UUID_LEN], *use_uuid = NULL;
+ u8 addr[ETH_ALEN], *use_addr = NULL;
- if (uuid_str2bin(uuid, u))
+ if (uuid_str2bin(uuid, u) == 0)
+ use_uuid = u;
+ else if (hwaddr_aton(uuid, addr) == 0)
+ use_addr = addr;
+ else
return -1;
- return wps_er_learn(wpa_s->wps_er, u, (const u8 *) pin,
+
+ return wps_er_learn(wpa_s->wps_er, use_uuid, use_addr, (const u8 *) pin,
os_strlen(pin));
}
-int wpas_wps_er_set_config(struct wpa_supplicant *wpa_s, const char *uuid,
- int id)
+static int wpas_wps_network_to_cred(struct wpa_ssid *ssid,
+ struct wps_credential *cred)
{
- u8 u[UUID_LEN];
- struct wpa_ssid *ssid;
- struct wps_credential cred;
-
- if (uuid_str2bin(uuid, u))
- return -1;
- ssid = wpa_config_get_network(wpa_s->conf, id);
- if (ssid == NULL || ssid->ssid == NULL)
- return -1;
-
- os_memset(&cred, 0, sizeof(cred));
+ os_memset(cred, 0, sizeof(*cred));
if (ssid->ssid_len > 32)
return -1;
- os_memcpy(cred.ssid, ssid->ssid, ssid->ssid_len);
- cred.ssid_len = ssid->ssid_len;
+ os_memcpy(cred->ssid, ssid->ssid, ssid->ssid_len);
+ cred->ssid_len = ssid->ssid_len;
if (ssid->key_mgmt & WPA_KEY_MGMT_PSK) {
- cred.auth_type = (ssid->proto & WPA_PROTO_RSN) ?
+ cred->auth_type = (ssid->proto & WPA_PROTO_RSN) ?
WPS_AUTH_WPA2PSK : WPS_AUTH_WPAPSK;
if (ssid->pairwise_cipher & WPA_CIPHER_CCMP)
- cred.encr_type = WPS_ENCR_AES;
+ cred->encr_type = WPS_ENCR_AES;
else
- cred.encr_type = WPS_ENCR_TKIP;
+ cred->encr_type = WPS_ENCR_TKIP;
if (ssid->passphrase) {
- cred.key_len = os_strlen(ssid->passphrase);
- if (cred.key_len >= 64)
+ cred->key_len = os_strlen(ssid->passphrase);
+ if (cred->key_len >= 64)
return -1;
- os_memcpy(cred.key, ssid->passphrase, cred.key_len);
+ os_memcpy(cred->key, ssid->passphrase, cred->key_len);
} else if (ssid->psk_set) {
- cred.key_len = 32;
- os_memcpy(cred.key, ssid->psk, 32);
+ cred->key_len = 32;
+ os_memcpy(cred->key, ssid->psk, 32);
} else
return -1;
} else {
- cred.auth_type = WPS_AUTH_OPEN;
- cred.encr_type = WPS_ENCR_NONE;
+ cred->auth_type = WPS_AUTH_OPEN;
+ cred->encr_type = WPS_ENCR_NONE;
}
- return wps_er_set_config(wpa_s->wps_er, u, &cred);
+
+ return 0;
+}
+
+
+int wpas_wps_er_set_config(struct wpa_supplicant *wpa_s, const char *uuid,
+ int id)
+{
+ u8 u[UUID_LEN], *use_uuid = NULL;
+ u8 addr[ETH_ALEN], *use_addr = NULL;
+ struct wpa_ssid *ssid;
+ struct wps_credential cred;
+
+ if (uuid_str2bin(uuid, u) == 0)
+ use_uuid = u;
+ else if (hwaddr_aton(uuid, addr) == 0)
+ use_addr = addr;
+ else
+ return -1;
+ ssid = wpa_config_get_network(wpa_s->conf, id);
+ if (ssid == NULL || ssid->ssid == NULL)
+ return -1;
+
+ if (wpas_wps_network_to_cred(ssid, &cred) < 0)
+ return -1;
+ return wps_er_set_config(wpa_s->wps_er, use_uuid, use_addr, &cred);
}
int wpas_wps_er_config(struct wpa_supplicant *wpa_s, const char *uuid,
const char *pin, struct wps_new_ap_settings *settings)
{
- u8 u[UUID_LEN];
+ u8 u[UUID_LEN], *use_uuid = NULL;
+ u8 addr[ETH_ALEN], *use_addr = NULL;
struct wps_credential cred;
size_t len;
- if (uuid_str2bin(uuid, u))
+ if (uuid_str2bin(uuid, u) == 0)
+ use_uuid = u;
+ else if (hwaddr_aton(uuid, addr) == 0)
+ use_addr = addr;
+ else
return -1;
if (settings->ssid_hex == NULL || settings->auth == NULL ||
settings->encr == NULL || settings->key_hex == NULL)
else
return -1;
- return wps_er_config(wpa_s->wps_er, u, (const u8 *) pin,
- os_strlen(pin), &cred);
+ return wps_er_config(wpa_s->wps_er, use_uuid, use_addr,
+ (const u8 *) pin, os_strlen(pin), &cred);
}
int ndef, const char *uuid)
{
struct wpabuf *ret;
- u8 u[UUID_LEN];
+ u8 u[UUID_LEN], *use_uuid = NULL;
+ u8 addr[ETH_ALEN], *use_addr = NULL;
if (!wpa_s->wps_er)
return NULL;
- if (uuid_str2bin(uuid, u))
+ if (uuid_str2bin(uuid, u) == 0)
+ use_uuid = u;
+ else if (hwaddr_aton(uuid, addr) == 0)
+ use_addr = addr;
+ else
return NULL;
- ret = wps_er_nfc_config_token(wpa_s->wps_er, u);
+ ret = wps_er_nfc_config_token(wpa_s->wps_er, use_uuid, use_addr);
if (ndef && ret) {
struct wpabuf *tmp;
tmp = ndef_build_wifi(ret);
}
}
wps->config_methods = wps_fix_config_methods(wps->config_methods);
+ wps->dev.config_methods = wps->config_methods;
if (wpa_s->conf->changed_parameters & CFG_CHANGED_DEVICE_TYPE)
os_memcpy(wps->dev.pri_dev_type, wpa_s->conf->device_type,
#ifdef CONFIG_WPS_NFC
+#ifdef CONFIG_WPS_ER
+static struct wpabuf *
+wpas_wps_network_config_token(struct wpa_supplicant *wpa_s, int ndef,
+ struct wpa_ssid *ssid)
+{
+ struct wpabuf *ret;
+ struct wps_credential cred;
+
+ if (wpas_wps_network_to_cred(ssid, &cred) < 0)
+ return NULL;
+
+ ret = wps_er_config_token_from_cred(wpa_s->wps, &cred);
+
+ if (ndef && ret) {
+ struct wpabuf *tmp;
+ tmp = ndef_build_wifi(ret);
+ wpabuf_free(ret);
+ if (tmp == NULL)
+ return NULL;
+ ret = tmp;
+ }
+
+ return ret;
+}
+#endif /* CONFIG_WPS_ER */
+
+
+struct wpabuf * wpas_wps_nfc_config_token(struct wpa_supplicant *wpa_s,
+ int ndef, const char *id_str)
+{
+#ifdef CONFIG_WPS_ER
+ if (id_str) {
+ int id;
+ char *end = NULL;
+ struct wpa_ssid *ssid;
+
+ id = strtol(id_str, &end, 10);
+ if (end && *end)
+ return NULL;
+
+ ssid = wpa_config_get_network(wpa_s->conf, id);
+ if (ssid == NULL)
+ return NULL;
+ return wpas_wps_network_config_token(wpa_s, ndef, ssid);
+ }
+#endif /* CONFIG_WPS_ER */
+#ifdef CONFIG_AP
+ if (wpa_s->ap_iface)
+ return wpas_ap_wps_nfc_config_token(wpa_s, ndef);
+#endif /* CONFIG_AP */
+ return NULL;
+}
+
+
struct wpabuf * wpas_wps_nfc_token(struct wpa_supplicant *wpa_s, int ndef)
{
+ if (wpa_s->conf->wps_nfc_pw_from_config) {
+ return wps_nfc_token_build(ndef,
+ wpa_s->conf->wps_nfc_dev_pw_id,
+ wpa_s->conf->wps_nfc_dh_pubkey,
+ wpa_s->conf->wps_nfc_dev_pw);
+ }
+
return wps_nfc_token_gen(ndef, &wpa_s->conf->wps_nfc_dev_pw_id,
&wpa_s->conf->wps_nfc_dh_pubkey,
&wpa_s->conf->wps_nfc_dh_privkey,
return -1;
}
wps->dh_ctx = dh5_init_fixed(wps->dh_privkey, wps->dh_pubkey);
- if (wps->dh_ctx == NULL)
+ if (wps->dh_ctx == NULL) {
+ wpabuf_free(wps->dh_pubkey);
+ wps->dh_pubkey = NULL;
+ wpabuf_free(wps->dh_privkey);
+ wps->dh_privkey = NULL;
return -1;
+ }
wpa_snprintf_hex_uppercase(pw, sizeof(pw),
wpabuf_head(wpa_s->conf->wps_nfc_dev_pw),
static int wpas_wps_use_cred(struct wpa_supplicant *wpa_s,
struct wps_parse_attr *attr)
{
+ wpa_s->wps_ap_channel = 0;
+
if (wps_oob_use_cred(wpa_s->wps, attr) < 0)
return -1;
"based on the received credential added");
wpa_s->normal_scans = 0;
wpa_supplicant_reinit_autoscan(wpa_s);
+ if (wpa_s->wps_ap_channel) {
+ u16 chan = wpa_s->wps_ap_channel;
+ int freq = 0;
+
+ if (chan >= 1 && chan <= 13)
+ freq = 2407 + 5 * chan;
+ else if (chan == 14)
+ freq = 2484;
+ else if (chan >= 30)
+ freq = 5000 + 5 * chan;
+
+ if (freq) {
+ wpa_printf(MSG_DEBUG, "WPS: Credential indicated "
+ "AP channel %u -> %u MHz", chan, freq);
+ wpa_s->after_wps = 5;
+ wpa_s->wps_freq = freq;
+ }
+ }
wpa_s->disconnected = 0;
wpa_s->reassociate = 1;
wpa_supplicant_req_scan(wpa_s, 0, 0);
}
+#ifdef CONFIG_WPS_ER
static int wpas_wps_add_nfc_password_token(struct wpa_supplicant *wpa_s,
struct wps_parse_attr *attr)
{
wpa_s->wps->registrar, attr->oob_dev_password,
attr->oob_dev_password_len);
}
+#endif /* CONFIG_WPS_ER */
static int wpas_wps_nfc_tag_process(struct wpa_supplicant *wpa_s,
return ret;
}
+
+struct wpabuf * wpas_wps_nfc_handover_req(struct wpa_supplicant *wpa_s, int cr)
+{
+ if (cr)
+ return ndef_build_wifi_hc(1);
+ return ndef_build_wifi_hr();
+}
+
+
+#ifdef CONFIG_WPS_NFC
+struct wpabuf * wpas_wps_er_nfc_handover_sel(struct wpa_supplicant *wpa_s,
+ int ndef, const char *uuid)
+{
+#ifdef CONFIG_WPS_ER
+ struct wpabuf *ret;
+ u8 u[UUID_LEN], *use_uuid = NULL;
+ u8 addr[ETH_ALEN], *use_addr = NULL;
+
+ if (!wpa_s->wps_er)
+ return NULL;
+
+ if (uuid == NULL)
+ return NULL;
+ if (uuid_str2bin(uuid, u) == 0)
+ use_uuid = u;
+ else if (hwaddr_aton(uuid, addr) == 0)
+ use_addr = addr;
+ else
+ return NULL;
+
+ /*
+ * Handover Select carrier record for WPS uses the same format as
+ * configuration token.
+ */
+ ret = wps_er_nfc_config_token(wpa_s->wps_er, use_uuid, use_addr);
+ if (ndef && ret) {
+ struct wpabuf *tmp;
+ tmp = ndef_build_wifi(ret);
+ wpabuf_free(ret);
+ if (tmp == NULL)
+ return NULL;
+ ret = tmp;
+ }
+
+ return ret;
+#else /* CONFIG_WPS_ER */
+ return NULL;
+#endif /* CONFIG_WPS_ER */
+}
+#endif /* CONFIG_WPS_NFC */
+
+
+struct wpabuf * wpas_wps_nfc_handover_sel(struct wpa_supplicant *wpa_s,
+ int ndef, int cr, const char *uuid)
+{
+ struct wpabuf *ret;
+ if (!cr)
+ return NULL;
+ ret = wpas_ap_wps_nfc_handover_sel(wpa_s, ndef);
+ if (ret)
+ return ret;
+ return wpas_wps_er_nfc_handover_sel(wpa_s, ndef, uuid);
+}
+
+
+int wpas_wps_nfc_rx_handover_req(struct wpa_supplicant *wpa_s,
+ const struct wpabuf *data)
+{
+ /* TODO */
+ return -1;
+}
+
+
+int wpas_wps_nfc_rx_handover_sel(struct wpa_supplicant *wpa_s,
+ const struct wpabuf *data)
+{
+ struct wpabuf *wps;
+ int ret;
+
+ wps = ndef_parse_wifi(data);
+ if (wps == NULL)
+ return -1;
+ wpa_printf(MSG_DEBUG, "WPS: Received application/vnd.wfa.wsc "
+ "payload from NFC connection handover");
+ wpa_hexdump_buf_key(MSG_DEBUG, "WPS: NFC payload", wps);
+ ret = wpas_wps_nfc_tag_process(wpa_s, wps);
+ wpabuf_free(wps);
+
+ return ret;
+}
+
+
+int wpas_wps_nfc_report_handover(struct wpa_supplicant *wpa_s,
+ const struct wpabuf *req,
+ const struct wpabuf *sel)
+{
+ wpa_printf(MSG_DEBUG, "NFC: WPS connection handover reported");
+ wpa_hexdump_buf_key(MSG_DEBUG, "WPS: Carrier record in request", req);
+ wpa_hexdump_buf_key(MSG_DEBUG, "WPS: Carrier record in select", sel);
+ return wpas_wps_nfc_rx_handover_sel(wpa_s, sel);
+}
+
#endif /* CONFIG_WPS_NFC */
+
+
+extern int wpa_debug_level;
+
+static void wpas_wps_dump_ap_info(struct wpa_supplicant *wpa_s)
+{
+ size_t i;
+ struct os_time now;
+
+ if (wpa_debug_level > MSG_DEBUG)
+ return;
+
+ if (wpa_s->wps_ap == NULL)
+ return;
+
+ os_get_time(&now);
+
+ for (i = 0; i < wpa_s->num_wps_ap; i++) {
+ struct wps_ap_info *ap = &wpa_s->wps_ap[i];
+ struct wpa_blacklist *e = wpa_blacklist_get(wpa_s, ap->bssid);
+
+ wpa_printf(MSG_DEBUG, "WPS: AP[%d] " MACSTR " type=%d "
+ "tries=%d last_attempt=%d sec ago blacklist=%d",
+ (int) i, MAC2STR(ap->bssid), ap->type, ap->tries,
+ ap->last_attempt.sec > 0 ?
+ (int) now.sec - (int) ap->last_attempt.sec : -1,
+ e ? e->count : 0);
+ }
+}
+
+
+static struct wps_ap_info * wpas_wps_get_ap_info(struct wpa_supplicant *wpa_s,
+ const u8 *bssid)
+{
+ size_t i;
+
+ if (wpa_s->wps_ap == NULL)
+ return NULL;
+
+ for (i = 0; i < wpa_s->num_wps_ap; i++) {
+ struct wps_ap_info *ap = &wpa_s->wps_ap[i];
+ if (os_memcmp(ap->bssid, bssid, ETH_ALEN) == 0)
+ return ap;
+ }
+
+ return NULL;
+}
+
+
+static void wpas_wps_update_ap_info_bss(struct wpa_supplicant *wpa_s,
+ struct wpa_scan_res *res)
+{
+ struct wpabuf *wps;
+ enum wps_ap_info_type type;
+ struct wps_ap_info *ap;
+ int r;
+
+ if (wpa_scan_get_vendor_ie(res, WPS_IE_VENDOR_TYPE) == NULL)
+ return;
+
+ wps = wpa_scan_get_vendor_ie_multi(res, WPS_IE_VENDOR_TYPE);
+ if (wps == NULL)
+ return;
+
+ r = wps_is_addr_authorized(wps, wpa_s->own_addr, 1);
+ if (r == 2)
+ type = WPS_AP_SEL_REG_OUR;
+ else if (r == 1)
+ type = WPS_AP_SEL_REG;
+ else
+ type = WPS_AP_NOT_SEL_REG;
+
+ wpabuf_free(wps);
+
+ ap = wpas_wps_get_ap_info(wpa_s, res->bssid);
+ if (ap) {
+ if (ap->type != type) {
+ wpa_printf(MSG_DEBUG, "WPS: AP " MACSTR
+ " changed type %d -> %d",
+ MAC2STR(res->bssid), ap->type, type);
+ ap->type = type;
+ if (type != WPS_AP_NOT_SEL_REG)
+ wpa_blacklist_del(wpa_s, ap->bssid);
+ }
+ return;
+ }
+
+ ap = os_realloc_array(wpa_s->wps_ap, wpa_s->num_wps_ap + 1,
+ sizeof(struct wps_ap_info));
+ if (ap == NULL)
+ return;
+
+ wpa_s->wps_ap = ap;
+ ap = &wpa_s->wps_ap[wpa_s->num_wps_ap];
+ wpa_s->num_wps_ap++;
+
+ os_memset(ap, 0, sizeof(*ap));
+ os_memcpy(ap->bssid, res->bssid, ETH_ALEN);
+ ap->type = type;
+ wpa_printf(MSG_DEBUG, "WPS: AP " MACSTR " type %d added",
+ MAC2STR(ap->bssid), ap->type);
+}
+
+
+void wpas_wps_update_ap_info(struct wpa_supplicant *wpa_s,
+ struct wpa_scan_results *scan_res)
+{
+ size_t i;
+
+ for (i = 0; i < scan_res->num; i++)
+ wpas_wps_update_ap_info_bss(wpa_s, scan_res->res[i]);
+
+ wpas_wps_dump_ap_info(wpa_s);
+}
+
+
+void wpas_wps_notify_assoc(struct wpa_supplicant *wpa_s, const u8 *bssid)
+{
+ struct wps_ap_info *ap;
+ if (!wpa_s->wps_ap_iter)
+ return;
+ ap = wpas_wps_get_ap_info(wpa_s, bssid);
+ if (ap == NULL)
+ return;
+ ap->tries++;
+ os_get_time(&ap->last_attempt);
+}