/*
* wpa_supplicant / WPS integration
- * Copyright (c) 2008-2012, Jouni Malinen <j@w1.fi>
+ * Copyright (c) 2008-2014, Jouni Malinen <j@w1.fi>
*
* This software may be distributed under the terms of the BSD license.
* See README for more details.
int wpas_wps_eapol_cb(struct wpa_supplicant *wpa_s)
{
+#ifdef CONFIG_P2P
+ if (wpas_p2p_wps_eapol_cb(wpa_s) > 0)
+ return 1;
+#endif /* CONFIG_P2P */
+
if (!wpa_s->wps_success &&
wpa_s->current_ssid &&
eap_is_wps_pin_enrollee(&wpa_s->current_ssid->eap)) {
!(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;
}
}
+static void wpas_wps_remove_dup_network(struct wpa_supplicant *wpa_s,
+ struct wpa_ssid *new_ssid)
+{
+ struct wpa_ssid *ssid, *next;
+
+ for (ssid = wpa_s->conf->ssid, next = ssid ? ssid->next : NULL; ssid;
+ ssid = next, next = ssid ? ssid->next : NULL) {
+ /*
+ * new_ssid has already been added to the list in
+ * wpas_wps_add_network(), so skip it.
+ */
+ if (ssid == new_ssid)
+ continue;
+
+ if (ssid->bssid_set || new_ssid->bssid_set) {
+ if (ssid->bssid_set != new_ssid->bssid_set)
+ continue;
+ if (os_memcmp(ssid->bssid, new_ssid->bssid, ETH_ALEN) !=
+ 0)
+ continue;
+ }
+
+ /* compare SSID */
+ if (ssid->ssid_len == 0 || ssid->ssid_len != new_ssid->ssid_len)
+ continue;
+
+ if (ssid->ssid && new_ssid->ssid) {
+ if (os_memcmp(ssid->ssid, new_ssid->ssid,
+ ssid->ssid_len) != 0)
+ continue;
+ } else if (ssid->ssid || new_ssid->ssid)
+ continue;
+
+ /* compare security parameters */
+ if (ssid->auth_alg != new_ssid->auth_alg ||
+ ssid->key_mgmt != new_ssid->key_mgmt ||
+ ssid->proto != new_ssid->proto ||
+ ssid->pairwise_cipher != new_ssid->pairwise_cipher ||
+ ssid->group_cipher != new_ssid->group_cipher)
+ continue;
+
+ /* Remove the duplicated older network entry. */
+ wpa_printf(MSG_DEBUG, "Remove duplicate network %d", ssid->id);
+ wpas_notify_network_removed(wpa_s, ssid);
+ wpa_config_remove_network(wpa_s->conf, ssid->id);
+ }
+}
+
+
static int wpa_supplicant_wps_cred(void *ctx,
const struct wps_credential *cred)
{
if (cred->ap_channel)
wpa_s->wps_ap_channel = cred->ap_channel;
+ wpas_wps_remove_dup_network(wpa_s, ssid);
+
#ifndef CONFIG_NO_CONFIG_WRITE
if (wpa_s->conf->update_config &&
wpa_config_write(wpa_s->confname, wpa_s->conf)) {
}
-static const char * wps_event_fail_reason[NUM_WPS_EI_VALUES] = {
- "No Error", /* WPS_EI_NO_ERROR */
- "TKIP Only Prohibited", /* WPS_EI_SECURITY_TKIP_ONLY_PROHIBITED */
- "WEP Prohibited" /* WPS_EI_SECURITY_WEP_PROHIBITED */
-};
+static void wpas_wps_clear_timeout(void *eloop_ctx, void *timeout_ctx)
+{
+ struct wpa_supplicant *wpa_s = eloop_ctx;
+ wpa_printf(MSG_DEBUG, "WPS: Clear WPS network from timeout");
+ wpas_clear_wps(wpa_s);
+}
+
static void wpa_supplicant_wps_event_fail(struct wpa_supplicant *wpa_s,
struct wps_event_fail *fail)
wpa_msg(wpa_s, MSG_INFO,
WPS_EVENT_FAIL "msg=%d config_error=%d reason=%d (%s)",
fail->msg, fail->config_error, fail->error_indication,
- wps_event_fail_reason[fail->error_indication]);
+ wps_ei_str(fail->error_indication));
if (wpa_s->parent && wpa_s->parent != wpa_s)
wpa_msg(wpa_s->parent, MSG_INFO, WPS_EVENT_FAIL
"msg=%d config_error=%d reason=%d (%s)",
fail->msg, fail->config_error,
fail->error_indication,
- wps_event_fail_reason[fail->error_indication]);
+ wps_ei_str(fail->error_indication));
} else {
wpa_msg(wpa_s, MSG_INFO,
WPS_EVENT_FAIL "msg=%d config_error=%d",
"msg=%d config_error=%d",
fail->msg, fail->config_error);
}
- wpas_clear_wps(wpa_s);
+
+ /*
+ * Need to allow WPS processing to complete, e.g., by sending WSC_NACK.
+ */
+ wpa_printf(MSG_DEBUG, "WPS: Register timeout to clear WPS network");
+ eloop_cancel_timeout(wpas_wps_clear_timeout, wpa_s, NULL);
+ eloop_register_timeout(0, 100000, wpas_wps_clear_timeout, wpa_s, NULL);
+
wpas_notify_wps_event_fail(wpa_s, fail);
#ifdef CONFIG_P2P
wpas_p2p_wps_failed(wpa_s, fail);
wpa_msg(wpa_s, MSG_INFO, WPS_EVENT_SUCCESS);
wpa_s->wps_success = 1;
wpas_notify_wps_event_success(wpa_s);
+ if (wpa_s->current_ssid)
+ wpas_clear_temp_disabled(wpa_s, wpa_s->current_ssid, 1);
+ wpa_s->extra_blacklist_count = 0;
/*
* Enable the networks disabled during wpas_wps_reassoc after 10
break;
case WPS_EV_PBC_TIMEOUT:
break;
+ case WPS_EV_PBC_ACTIVE:
+ wpa_msg(wpa_s, MSG_INFO, WPS_EVENT_ACTIVE);
+ break;
+ case WPS_EV_PBC_DISABLE:
+ wpa_msg(wpa_s, MSG_INFO, WPS_EVENT_DISABLE);
+ break;
case WPS_EV_ER_AP_ADD:
wpa_supplicant_wps_event_er_ap_add(wpa_s, &data->ap);
break;
}
+static int wpa_supplicant_wps_rf_band(void *ctx)
+{
+ struct wpa_supplicant *wpa_s = ctx;
+
+ if (!wpa_s->current_ssid || !wpa_s->assoc_freq)
+ return 0;
+
+ return (wpa_s->assoc_freq > 2484) ? WPS_RF_50GHZ : WPS_RF_24GHZ;
+}
+
+
enum wps_request_type wpas_wps_get_req_type(struct wpa_ssid *ssid)
{
if (eap_is_wps_pbc_enrollee(&ssid->eap) ||
int id;
struct wpa_ssid *ssid, *remove_ssid = NULL, *prev_current;
+ wpa_s->after_wps = 0;
+ wpa_s->known_wps_freq = 0;
+
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);
+ eloop_cancel_timeout(wpas_wps_clear_timeout, wpa_s, NULL);
/* Remove any existing WPS network from configuration */
ssid = wpa_s->conf->ssid;
while (ssid) {
if (ssid->key_mgmt & WPA_KEY_MGMT_WPS) {
if (ssid == wpa_s->current_ssid) {
- wpa_s->current_ssid = NULL;
- if (ssid != NULL)
- wpas_notify_network_changed(wpa_s);
+ wpa_supplicant_deauthenticate(
+ wpa_s, WLAN_REASON_DEAUTH_LEAVING);
}
id = ssid->id;
remove_ssid = ssid;
static struct wpa_ssid * wpas_wps_add_network(struct wpa_supplicant *wpa_s,
- int registrar, const u8 *bssid)
+ int registrar, const u8 *dev_addr,
+ const u8 *bssid)
{
struct wpa_ssid *ssid;
return NULL;
}
+#ifdef CONFIG_P2P
+ if (dev_addr)
+ os_memcpy(ssid->go_p2p_dev_addr, dev_addr, ETH_ALEN);
+#endif /* CONFIG_P2P */
+
if (bssid) {
#ifndef CONFIG_P2P
struct wpa_bss *bss;
}
-static void wpas_wps_reassoc(struct wpa_supplicant *wpa_s,
- struct wpa_ssid *selected, const u8 *bssid)
+static void wpas_wps_temp_disable(struct wpa_supplicant *wpa_s,
+ struct wpa_ssid *selected)
{
struct wpa_ssid *ssid;
- struct wpa_bss *bss;
-
- wpa_s->known_wps_freq = 0;
- if (bssid) {
- bss = wpa_bss_get_bssid(wpa_s, bssid);
- if (bss && bss->freq > 0) {
- wpa_s->known_wps_freq = 1;
- wpa_s->wps_freq = bss->freq;
- }
- }
if (wpa_s->current_ssid)
wpa_supplicant_deauthenticate(
}
ssid = ssid->next;
}
+}
+
+
+static void wpas_wps_reassoc(struct wpa_supplicant *wpa_s,
+ struct wpa_ssid *selected, const u8 *bssid)
+{
+ struct wpa_bss *bss;
+
+ wpa_s->after_wps = 0;
+ wpa_s->known_wps_freq = 0;
+ if (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;
+ }
+ }
+
+ wpas_wps_temp_disable(wpa_s, selected);
+
wpa_s->disconnected = 0;
wpa_s->reassociate = 1;
wpa_s->scan_runs = 0;
wpa_s->normal_scans = 0;
wpa_s->wps_success = 0;
wpa_s->blacklist_cleared = 0;
+
+ wpa_supplicant_cancel_sched_scan(wpa_s);
wpa_supplicant_req_scan(wpa_s, 0, 0);
}
{
struct wpa_ssid *ssid;
wpas_clear_wps(wpa_s);
- ssid = wpas_wps_add_network(wpa_s, 0, bssid);
+ ssid = wpas_wps_add_network(wpa_s, 0, NULL, bssid);
if (ssid == NULL)
return -1;
ssid->temporary = 1;
}
-int wpas_wps_start_pin(struct wpa_supplicant *wpa_s, const u8 *bssid,
- const char *pin, int p2p_group, u16 dev_pw_id)
+static int wpas_wps_start_dev_pw(struct wpa_supplicant *wpa_s,
+ const u8 *dev_addr, const u8 *bssid,
+ const char *pin, int p2p_group, u16 dev_pw_id,
+ const u8 *peer_pubkey_hash,
+ const u8 *ssid_val, size_t ssid_len)
{
struct wpa_ssid *ssid;
- char val[128];
+ char val[128 + 2 * WPS_OOB_PUBKEY_HASH_LEN];
unsigned int rpin = 0;
+ char hash[2 * WPS_OOB_PUBKEY_HASH_LEN + 10];
wpas_clear_wps(wpa_s);
- ssid = wpas_wps_add_network(wpa_s, 0, bssid);
- if (ssid == NULL)
+ if (bssid && is_zero_ether_addr(bssid))
+ bssid = NULL;
+ ssid = wpas_wps_add_network(wpa_s, 0, dev_addr, bssid);
+ if (ssid == NULL) {
+ wpa_printf(MSG_DEBUG, "WPS: Could not add network");
return -1;
+ }
ssid->temporary = 1;
ssid->p2p_group = p2p_group;
+ if (ssid_val) {
+ ssid->ssid = os_malloc(ssid_len);
+ if (ssid->ssid) {
+ os_memcpy(ssid->ssid, ssid_val, ssid_len);
+ ssid->ssid_len = ssid_len;
+ }
+ }
+ if (peer_pubkey_hash) {
+ os_memcpy(hash, " pkhash=", 8);
+ wpa_snprintf_hex_uppercase(hash + 8, sizeof(hash) - 8,
+ peer_pubkey_hash,
+ WPS_OOB_PUBKEY_HASH_LEN);
+ } else {
+ hash[0] = '\0';
+ }
#ifdef CONFIG_P2P
if (p2p_group && wpa_s->go_params && wpa_s->go_params->ssid_len) {
ssid->ssid = os_zalloc(wpa_s->go_params->ssid_len + 1);
}
#endif /* CONFIG_P2P */
if (pin)
- os_snprintf(val, sizeof(val), "\"pin=%s dev_pw_id=%u\"",
- pin, dev_pw_id);
- else {
+ os_snprintf(val, sizeof(val), "\"pin=%s dev_pw_id=%u%s\"",
+ pin, dev_pw_id, hash);
+ else if (pin == NULL && dev_pw_id == DEV_PW_NFC_CONNECTION_HANDOVER) {
+ os_snprintf(val, sizeof(val), "\"dev_pw_id=%u%s\"",
+ dev_pw_id, hash);
+ } else {
rpin = wps_generate_pin();
- os_snprintf(val, sizeof(val), "\"pin=%08d dev_pw_id=%u\"",
- rpin, dev_pw_id);
+ os_snprintf(val, sizeof(val), "\"pin=%08d dev_pw_id=%u%s\"",
+ rpin, dev_pw_id, hash);
}
- if (wpa_config_set(ssid, "phase1", val, 0) < 0)
+ if (wpa_config_set(ssid, "phase1", val, 0) < 0) {
+ wpa_printf(MSG_DEBUG, "WPS: Failed to set phase1 '%s'", val);
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,
}
+int wpas_wps_start_pin(struct wpa_supplicant *wpa_s, const u8 *bssid,
+ const char *pin, int p2p_group, u16 dev_pw_id)
+{
+ return wpas_wps_start_dev_pw(wpa_s, NULL, bssid, pin, p2p_group,
+ dev_pw_id, NULL, NULL, 0);
+}
+
+
/* Cancel the wps pbc/pin requests */
int wpas_wps_cancel(struct wpa_supplicant *wpa_s)
{
} else {
wpas_wps_reenable_networks(wpa_s);
wpas_wps_clear_ap_info(wpa_s);
+ if (eloop_cancel_timeout(wpas_wps_clear_timeout, wpa_s, NULL) >
+ 0)
+ wpas_clear_wps(wpa_s);
}
+ wpa_s->after_wps = 0;
+
return 0;
}
if (!pin)
return -1;
wpas_clear_wps(wpa_s);
- ssid = wpas_wps_add_network(wpa_s, 1, bssid);
+ ssid = wpas_wps_add_network(wpa_s, 1, NULL, bssid);
if (ssid == NULL)
return -1;
ssid->temporary = 1;
}
-static int wpas_wps_new_psk_cb(void *ctx, const u8 *mac_addr, const u8 *psk,
+static int wpas_wps_new_psk_cb(void *ctx, const u8 *mac_addr,
+ const u8 *p2p_dev_addr, const u8 *psk,
size_t psk_len)
{
- wpa_printf(MSG_DEBUG, "WPS: Received new WPA/WPA2-PSK from WPS for "
- "STA " MACSTR, MAC2STR(mac_addr));
+ if (is_zero_ether_addr(p2p_dev_addr)) {
+ wpa_printf(MSG_DEBUG,
+ "Received new WPA/WPA2-PSK from WPS for STA " MACSTR,
+ MAC2STR(mac_addr));
+ } else {
+ wpa_printf(MSG_DEBUG,
+ "Received new WPA/WPA2-PSK from WPS for STA " MACSTR
+ " P2P Device Addr " MACSTR,
+ MAC2STR(mac_addr), MAC2STR(p2p_dev_addr));
+ }
wpa_hexdump_key(MSG_DEBUG, "Per-device PSK", psk, psk_len);
/* TODO */
static void wpas_wps_set_uuid(struct wpa_supplicant *wpa_s,
struct wps_context *wps)
{
- wpa_printf(MSG_DEBUG, "WPS: Set UUID for interface %s", wpa_s->ifname);
+ char buf[50];
+ const char *src;
+
if (is_nil_uuid(wpa_s->conf->uuid)) {
struct wpa_supplicant *first;
first = wpa_s->global->ifaces;
os_memcpy(wps->uuid,
wpa_s->global->ifaces->wps->uuid,
WPS_UUID_LEN);
- wpa_hexdump(MSG_DEBUG, "WPS: UUID from the first "
- "interface", wps->uuid, WPS_UUID_LEN);
+ src = "from the first interface";
} else {
uuid_gen_mac_addr(wpa_s->own_addr, wps->uuid);
- wpa_hexdump(MSG_DEBUG, "WPS: UUID based on MAC "
- "address", wps->uuid, WPS_UUID_LEN);
+ src = "based on MAC address";
}
} else {
os_memcpy(wps->uuid, wpa_s->conf->uuid, WPS_UUID_LEN);
- wpa_hexdump(MSG_DEBUG, "WPS: UUID based on configuration",
- wps->uuid, WPS_UUID_LEN);
+ src = "based on configuration";
}
+
+ uuid_bin2str(wps->uuid, buf, sizeof(buf));
+ wpa_dbg(wpa_s, MSG_DEBUG, "WPS: UUID %s: %s", src, buf);
}
wps->cred_cb = wpa_supplicant_wps_cred;
wps->event_cb = wpa_supplicant_wps_event;
+ wps->rf_band_cb = wpa_supplicant_wps_rf_band;
wps->cb_ctx = wpa_s;
wps->dev.device_name = wpa_s->conf->device_name;
}
+#ifdef CONFIG_WPS_ER
+static void wpas_wps_nfc_clear(struct wps_context *wps)
+{
+ wps->ap_nfc_dev_pw_id = 0;
+ wpabuf_free(wps->ap_nfc_dh_pubkey);
+ wps->ap_nfc_dh_pubkey = NULL;
+ wpabuf_free(wps->ap_nfc_dh_privkey);
+ wps->ap_nfc_dh_privkey = NULL;
+ wpabuf_free(wps->ap_nfc_dev_pw);
+ wps->ap_nfc_dev_pw = NULL;
+}
+#endif /* CONFIG_WPS_ER */
+
+
void wpas_wps_deinit(struct wpa_supplicant *wpa_s)
{
eloop_cancel_timeout(wpas_wps_timeout, wpa_s, NULL);
+ eloop_cancel_timeout(wpas_wps_clear_timeout, wpa_s, NULL);
eloop_cancel_timeout(wpas_wps_reenable_networks_cb, wpa_s, NULL);
wpas_wps_clear_ap_info(wpa_s);
#ifdef CONFIG_WPS_ER
wps_er_deinit(wpa_s->wps_er, NULL, NULL);
wpa_s->wps_er = NULL;
+ wpas_wps_nfc_clear(wpa_s->wps);
#endif /* CONFIG_WPS_ER */
wps_registrar_deinit(wpa_s->wps->registrar);
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);
}
-int wpas_wps_in_progress(struct wpa_supplicant *wpa_s)
-{
- struct wpa_ssid *ssid;
-
- for (ssid = wpa_s->conf->ssid; ssid; ssid = ssid->next) {
- if (!ssid->disabled && ssid->key_mgmt == WPA_KEY_MGMT_WPS)
- return 1;
- }
-
- return 0;
-}
-
-
void wpas_wps_update_config(struct wpa_supplicant *wpa_s)
{
struct wps_context *wps = wpa_s->wps;
#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,
}
-int wpas_wps_start_nfc(struct wpa_supplicant *wpa_s, const u8 *bssid)
+int wpas_wps_start_nfc(struct wpa_supplicant *wpa_s, const u8 *go_dev_addr,
+ const u8 *bssid,
+ const struct wpabuf *dev_pw, u16 dev_pw_id,
+ int p2p_group, const u8 *peer_pubkey_hash,
+ const u8 *ssid, size_t ssid_len)
{
struct wps_context *wps = wpa_s->wps;
char pw[32 * 2 + 1];
+ if (dev_pw_id != DEV_PW_NFC_CONNECTION_HANDOVER && dev_pw == NULL) {
+ dev_pw = wpa_s->conf->wps_nfc_dev_pw;
+ dev_pw_id = wpa_s->conf->wps_nfc_dev_pw_id;
+ }
+
if (wpa_s->conf->wps_nfc_dh_pubkey == NULL ||
- wpa_s->conf->wps_nfc_dh_privkey == NULL ||
- wpa_s->conf->wps_nfc_dev_pw == NULL)
+ wpa_s->conf->wps_nfc_dh_privkey == NULL) {
+ wpa_printf(MSG_DEBUG, "WPS: Missing DH params - "
+ "cannot start NFC-triggered connection");
return -1;
+ }
+
+ if (dev_pw_id != DEV_PW_NFC_CONNECTION_HANDOVER && dev_pw == NULL) {
+ wpa_printf(MSG_DEBUG, "WPS: Missing Device Password (id=%u) - "
+ "cannot start NFC-triggered connection", dev_pw_id);
+ return -1;
+ }
dh5_free(wps->dh_ctx);
wpabuf_free(wps->dh_pubkey);
wps->dh_pubkey = NULL;
wpabuf_free(wps->dh_privkey);
wps->dh_privkey = NULL;
+ wpa_printf(MSG_DEBUG, "WPS: Failed to get DH priv/pub key");
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;
+ wpa_printf(MSG_DEBUG, "WPS: Failed to initialize DH context");
return -1;
+ }
- wpa_snprintf_hex_uppercase(pw, sizeof(pw),
- wpabuf_head(wpa_s->conf->wps_nfc_dev_pw),
- wpabuf_len(wpa_s->conf->wps_nfc_dev_pw));
- return wpas_wps_start_pin(wpa_s, bssid, pw, 0,
- wpa_s->conf->wps_nfc_dev_pw_id);
+ if (dev_pw) {
+ wpa_snprintf_hex_uppercase(pw, sizeof(pw),
+ wpabuf_head(dev_pw),
+ wpabuf_len(dev_pw));
+ }
+ return wpas_wps_start_dev_pw(wpa_s, go_dev_addr, bssid,
+ dev_pw ? pw : NULL,
+ p2p_group, dev_pw_id, peer_pubkey_hash,
+ ssid, ssid_len);
}
{
wpa_s->wps_ap_channel = 0;
+ /*
+ * Disable existing networks temporarily to allow the newly learned
+ * credential to be preferred. Enable the temporarily disabled networks
+ * after 10 seconds.
+ */
+ wpas_wps_temp_disable(wpa_s, NULL);
+ eloop_register_timeout(10, 0, wpas_wps_reenable_networks_cb, wpa_s,
+ NULL);
+
if (wps_oob_use_cred(wpa_s->wps, attr) < 0)
return -1;
}
wpa_s->disconnected = 0;
wpa_s->reassociate = 1;
+
+ wpa_supplicant_cancel_sched_scan(wpa_s);
wpa_supplicant_req_scan(wpa_s, 0, 0);
return 0;
/* Assume this contains full NDEF record */
tmp = ndef_parse_wifi(data);
if (tmp == NULL) {
+#ifdef CONFIG_P2P
+ tmp = ndef_parse_p2p(data);
+ if (tmp) {
+ ret = wpas_p2p_nfc_tag_process(wpa_s, tmp);
+ wpabuf_free(tmp);
+ return ret;
+ }
+#endif /* CONFIG_P2P */
wpa_printf(MSG_DEBUG, "WPS: Could not parse NDEF");
return -1;
}
}
-struct wpabuf * wpas_wps_nfc_handover_req(struct wpa_supplicant *wpa_s)
+struct wpabuf * wpas_wps_nfc_handover_req(struct wpa_supplicant *wpa_s,
+ int ndef)
{
- return ndef_build_wifi_hr();
+ struct wpabuf *ret;
+
+ if (wpa_s->conf->wps_nfc_dh_pubkey == NULL &&
+ wps_nfc_gen_dh(&wpa_s->conf->wps_nfc_dh_pubkey,
+ &wpa_s->conf->wps_nfc_dh_privkey) < 0)
+ return NULL;
+
+ ret = wps_build_nfc_handover_req(wpa_s->wps,
+ wpa_s->conf->wps_nfc_dh_pubkey);
+
+ if (ndef && ret) {
+ struct wpabuf *tmp;
+ tmp = ndef_build_wifi(ret);
+ wpabuf_free(ret);
+ if (tmp == NULL)
+ return NULL;
+ ret = tmp;
+ }
+
+ return ret;
}
-struct wpabuf * wpas_wps_nfc_handover_sel(struct wpa_supplicant *wpa_s)
+#ifdef CONFIG_WPS_NFC
+
+static 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;
+ struct wps_context *wps = wpa_s->wps;
+
+ if (wps == NULL)
+ 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;
+
+ if (wpa_s->conf->wps_nfc_dh_pubkey == NULL) {
+ if (wps_nfc_gen_dh(&wpa_s->conf->wps_nfc_dh_pubkey,
+ &wpa_s->conf->wps_nfc_dh_privkey) < 0)
+ return NULL;
+ }
+
+ wpas_wps_nfc_clear(wps);
+ wps->ap_nfc_dev_pw_id = DEV_PW_NFC_CONNECTION_HANDOVER;
+ wps->ap_nfc_dh_pubkey = wpabuf_dup(wpa_s->conf->wps_nfc_dh_pubkey);
+ wps->ap_nfc_dh_privkey = wpabuf_dup(wpa_s->conf->wps_nfc_dh_privkey);
+ if (!wps->ap_nfc_dh_pubkey || !wps->ap_nfc_dh_privkey) {
+ wpas_wps_nfc_clear(wps);
+ return NULL;
+ }
+
+ ret = wps_er_nfc_handover_sel(wpa_s->wps_er, wpa_s->wps, use_uuid,
+ use_addr, wpa_s->conf->wps_nfc_dh_pubkey);
+ 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);
}
const struct wpabuf *data)
{
struct wpabuf *wps;
- int ret;
+ int ret = -1;
+ u16 wsc_len;
+ const u8 *pos;
+ struct wpabuf msg;
+ struct wps_parse_attr attr;
+ u16 dev_pw_id;
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);
+ wpa_hexdump_buf(MSG_DEBUG, "WPS: NFC payload", wps);
+ if (wpabuf_len(wps) < 2) {
+ wpa_printf(MSG_DEBUG, "WPS: Too short Wi-Fi Handover Select "
+ "Message");
+ goto out;
+ }
+ pos = wpabuf_head(wps);
+ wsc_len = WPA_GET_BE16(pos);
+ if (wsc_len > wpabuf_len(wps) - 2) {
+ wpa_printf(MSG_DEBUG, "WPS: Invalid WSC attribute length (%u) "
+ "in Wi-Fi Handover Select Message", wsc_len);
+ goto out;
+ }
+ pos += 2;
+
+ wpa_hexdump(MSG_DEBUG,
+ "WPS: WSC attributes in Wi-Fi Handover Select Message",
+ pos, wsc_len);
+ if (wsc_len < wpabuf_len(wps) - 2) {
+ wpa_hexdump(MSG_DEBUG,
+ "WPS: Ignore extra data after WSC attributes",
+ pos + wsc_len, wpabuf_len(wps) - 2 - wsc_len);
+ }
+
+ wpabuf_set(&msg, pos, wsc_len);
+ ret = wps_parse_msg(&msg, &attr);
+ if (ret < 0) {
+ wpa_printf(MSG_DEBUG, "WPS: Could not parse WSC attributes in "
+ "Wi-Fi Handover Select Message");
+ goto out;
+ }
+
+ if (attr.oob_dev_password == NULL ||
+ attr.oob_dev_password_len < WPS_OOB_PUBKEY_HASH_LEN + 2) {
+ wpa_printf(MSG_DEBUG, "WPS: No Out-of-Band Device Password "
+ "included in Wi-Fi Handover Select Message");
+ ret = -1;
+ goto out;
+ }
+
+ if (attr.ssid == NULL) {
+ wpa_printf(MSG_DEBUG, "WPS: No SSID included in Wi-Fi Handover "
+ "Select Message");
+ ret = -1;
+ goto out;
+ }
+
+ wpa_hexdump_ascii(MSG_DEBUG, "WPS: SSID", attr.ssid, attr.ssid_len);
+
+ wpa_hexdump(MSG_DEBUG, "WPS: Out-of-Band Device Password",
+ attr.oob_dev_password, attr.oob_dev_password_len);
+ dev_pw_id = WPA_GET_BE16(attr.oob_dev_password +
+ WPS_OOB_PUBKEY_HASH_LEN);
+ if (dev_pw_id != DEV_PW_NFC_CONNECTION_HANDOVER) {
+ wpa_printf(MSG_DEBUG, "WPS: Unexpected OOB Device Password ID "
+ "%u in Wi-Fi Handover Select Message", dev_pw_id);
+ ret = -1;
+ goto out;
+ }
+ wpa_hexdump(MSG_DEBUG, "WPS: AP Public Key hash",
+ attr.oob_dev_password, WPS_OOB_PUBKEY_HASH_LEN);
+
+ ret = wpas_wps_start_nfc(wpa_s, NULL, NULL, NULL, dev_pw_id, 0,
+ attr.oob_dev_password,
+ attr.ssid, attr.ssid_len);
+
+out:
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);
+}
+
+
+int wpas_er_wps_nfc_report_handover(struct wpa_supplicant *wpa_s,
+ const struct wpabuf *req,
+ const struct wpabuf *sel)
+{
+ struct wpabuf *wps;
+ int ret = -1;
+ u16 wsc_len;
+ const u8 *pos;
+ struct wpabuf msg;
+ struct wps_parse_attr attr;
+ u16 dev_pw_id;
+
+ /*
+ * Enrollee/station is always initiator of the NFC connection handover,
+ * so use the request message here to find Enrollee public key hash.
+ */
+ wps = ndef_parse_wifi(req);
+ if (wps == NULL)
+ return -1;
+ wpa_printf(MSG_DEBUG, "WPS: Received application/vnd.wfa.wsc "
+ "payload from NFC connection handover");
+ wpa_hexdump_buf(MSG_DEBUG, "WPS: NFC payload", wps);
+ if (wpabuf_len(wps) < 2) {
+ wpa_printf(MSG_DEBUG, "WPS: Too short Wi-Fi Handover Request "
+ "Message");
+ goto out;
+ }
+ pos = wpabuf_head(wps);
+ wsc_len = WPA_GET_BE16(pos);
+ if (wsc_len > wpabuf_len(wps) - 2) {
+ wpa_printf(MSG_DEBUG, "WPS: Invalid WSC attribute length (%u) "
+ "in rt Wi-Fi Handover Request Message", wsc_len);
+ goto out;
+ }
+ pos += 2;
+
+ wpa_hexdump(MSG_DEBUG,
+ "WPS: WSC attributes in Wi-Fi Handover Request Message",
+ pos, wsc_len);
+ if (wsc_len < wpabuf_len(wps) - 2) {
+ wpa_hexdump(MSG_DEBUG,
+ "WPS: Ignore extra data after WSC attributes",
+ pos + wsc_len, wpabuf_len(wps) - 2 - wsc_len);
+ }
+
+ wpabuf_set(&msg, pos, wsc_len);
+ ret = wps_parse_msg(&msg, &attr);
+ if (ret < 0) {
+ wpa_printf(MSG_DEBUG, "WPS: Could not parse WSC attributes in "
+ "Wi-Fi Handover Request Message");
+ goto out;
+ }
+
+ if (attr.oob_dev_password == NULL ||
+ attr.oob_dev_password_len < WPS_OOB_PUBKEY_HASH_LEN + 2) {
+ wpa_printf(MSG_DEBUG, "WPS: No Out-of-Band Device Password "
+ "included in Wi-Fi Handover Request Message");
+ ret = -1;
+ goto out;
+ }
+
+ if (attr.uuid_e == NULL) {
+ wpa_printf(MSG_DEBUG, "WPS: No UUID-E included in Wi-Fi "
+ "Handover Request Message");
+ ret = -1;
+ goto out;
+ }
+
+ wpa_hexdump(MSG_DEBUG, "WPS: UUID-E", attr.uuid_e, WPS_UUID_LEN);
+
+ wpa_hexdump(MSG_DEBUG, "WPS: Out-of-Band Device Password",
+ attr.oob_dev_password, attr.oob_dev_password_len);
+ dev_pw_id = WPA_GET_BE16(attr.oob_dev_password +
+ WPS_OOB_PUBKEY_HASH_LEN);
+ if (dev_pw_id != DEV_PW_NFC_CONNECTION_HANDOVER) {
+ wpa_printf(MSG_DEBUG, "WPS: Unexpected OOB Device Password ID "
+ "%u in Wi-Fi Handover Request Message", dev_pw_id);
+ ret = -1;
+ goto out;
+ }
+ wpa_hexdump(MSG_DEBUG, "WPS: Enrollee Public Key hash",
+ attr.oob_dev_password, WPS_OOB_PUBKEY_HASH_LEN);
+
+ ret = wps_registrar_add_nfc_pw_token(wpa_s->wps->registrar,
+ attr.oob_dev_password,
+ DEV_PW_NFC_CONNECTION_HANDOVER,
+ NULL, 0, 1);
+
+out:
+ wpabuf_free(wps);
return ret;
}
#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;
+ struct os_reltime now;
if (wpa_debug_level > MSG_DEBUG)
return;
if (wpa_s->wps_ap == NULL)
return;
- os_get_time(&now);
+ os_get_reltime(&now);
for (i = 0; i < wpa_s->num_wps_ap; i++) {
struct wps_ap_info *ap = &wpa_s->wps_ap[i];
void wpas_wps_notify_assoc(struct wpa_supplicant *wpa_s, const u8 *bssid)
{
struct wps_ap_info *ap;
+
+ wpa_s->after_wps = 0;
+
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);
+ os_get_reltime(&ap->last_attempt);
}