@@ -643,6 +643,93 @@ static void wpa_setband_scan_freqs(struct wpa_supplicant *wpa_s,
}
+static void wpa_add_scan_ssid(struct wpa_supplicant *wpa_s,
+ struct wpa_driver_scan_params *params,
+ size_t max_ssids, u8 *ssid, size_t ssid_len)
+{
+ unsigned int j;
+
+ for (j = 0; j < params->num_ssids; j++) {
+ if (params->ssids[j].ssid_len == ssid_len &&
+ params->ssids[j].ssid &&
+ os_memcmp(params->ssids[j].ssid, ssid,
+ ssid_len) == 0)
+ break;
+ }
+
+ if (j < params->num_ssids)
+ return;
+
+ if (params->num_ssids + 1 > max_ssids) {
+ wpa_printf(MSG_DEBUG,
+ "Over max scan SSIDs for manual request");
+ return;
+ }
+
+ wpa_printf(MSG_DEBUG, "Scan SSID (manual request): %s",
+ wpa_ssid_txt(ssid, ssid_len));
+
+ params->ssids[params->num_ssids].ssid = ssid;
+ params->ssids[params->num_ssids].ssid_len = ssid_len;
+ params->num_ssids++;
+}
+
+
+static void wpa_add_owe_scan_ssid(struct wpa_supplicant *wpa_s,
+ struct wpa_driver_scan_params *params,
+ struct wpa_ssid *ssid, size_t max_ssids)
+{
+#ifdef CONFIG_OWE
+ struct wpa_bss *bss;
+
+ if (!(ssid->key_mgmt & WPA_KEY_MGMT_OWE))
+ return;
+
+ wpa_printf(MSG_DEBUG,
+ "OWE: look for transition mode AP. ssid=%s",
+ wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
+
+ dl_list_for_each(bss, &wpa_s->bss, struct wpa_bss, list) {
+ const u8 *owe, *pos, *end;
+ u8 *owe_ssid;
+ size_t owe_ssid_len;
+
+ if (bss->ssid_len != ssid->ssid_len ||
+ os_memcmp(bss->ssid, ssid->ssid, ssid->ssid_len))
+ continue;
+
+ owe = wpa_bss_get_vendor_ie(bss, OWE_IE_VENDOR_TYPE);
+ if (!owe)
+ continue;
+
+ pos = owe + 6;
+ end = owe + 2 + owe[1];
+
+ /* must include BSSID and ssid_len */
+ if (end - pos < ETH_ALEN + 1)
+ return;
+
+ /* skip BSSID */
+ pos += ETH_ALEN;
+ owe_ssid_len = *pos++;
+ owe_ssid = (u8 *)pos;
+
+ if ((size_t)(end - pos) < owe_ssid_len ||
+ owe_ssid_len > SSID_MAX_LEN)
+ return;
+
+ wpa_printf(MSG_DEBUG,
+ "OWE: scan_ssids: transition mode OWE ssid=%s",
+ wpa_ssid_txt(owe_ssid, owe_ssid_len));
+
+ wpa_add_scan_ssid(wpa_s, params, max_ssids,
+ owe_ssid, owe_ssid_len);
+ return;
+ }
+#endif /* CONFIG_OWE */
+}
+
+
static void wpa_set_scan_ssids(struct wpa_supplicant *wpa_s,
struct wpa_driver_scan_params *params,
size_t max_ssids)
@@ -657,33 +744,17 @@ static void wpa_set_scan_ssids(struct wpa_supplicant *wpa_s,
max_ssids = max_ssids > 1 ? max_ssids - 1 : max_ssids;
for (i = 0; i < wpa_s->scan_id_count; i++) {
- unsigned int j;
-
ssid = wpa_config_get_network(wpa_s->conf, wpa_s->scan_id[i]);
- if (!ssid || !ssid->scan_ssid)
+ if (!ssid)
continue;
-
- for (j = 0; j < params->num_ssids; j++) {
- if (params->ssids[j].ssid_len == ssid->ssid_len &&
- params->ssids[j].ssid &&
- os_memcmp(params->ssids[j].ssid, ssid->ssid,
- ssid->ssid_len) == 0)
- break;
- }
- if (j < params->num_ssids)
- continue; /* already in the list */
-
- if (params->num_ssids + 1 > max_ssids) {
- wpa_printf(MSG_DEBUG,
- "Over max scan SSIDs for manual request");
- break;
- }
-
- wpa_printf(MSG_DEBUG, "Scan SSID (manual request): %s",
- wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
- params->ssids[params->num_ssids].ssid = ssid->ssid;
- params->ssids[params->num_ssids].ssid_len = ssid->ssid_len;
- params->num_ssids++;
+ if (ssid->scan_ssid)
+ wpa_add_scan_ssid(wpa_s, params, max_ssids,
+ ssid->ssid, ssid->ssid_len);
+ /*
+ * Also add the SSID of the OWE BSS, to allow discovery of
+ * transition mode APs
+ */
+ wpa_add_owe_scan_ssid(wpa_s, params, ssid, max_ssids);
}
wpa_s->scan_id_count = 0;
@@ -938,17 +1009,28 @@ static void wpa_supplicant_scan(void *eloop_ctx, void *timeout_ctx)
if (ssid == NULL && max_ssids > 1)
ssid = wpa_s->conf->ssid;
while (ssid) {
- if (!wpas_network_disabled(wpa_s, ssid) &&
- ssid->scan_ssid) {
- wpa_hexdump_ascii(MSG_DEBUG, "Scan SSID",
- ssid->ssid, ssid->ssid_len);
- params.ssids[params.num_ssids].ssid =
- ssid->ssid;
- params.ssids[params.num_ssids].ssid_len =
- ssid->ssid_len;
- params.num_ssids++;
- if (params.num_ssids + 1 >= max_ssids)
- break;
+ if (!wpas_network_disabled(wpa_s, ssid)) {
+ if (ssid->scan_ssid) {
+ wpa_hexdump_ascii(MSG_DEBUG,
+ "Scan SSID",
+ ssid->ssid,
+ ssid->ssid_len);
+ params.ssids[params.num_ssids].ssid =
+ ssid->ssid;
+ params.ssids[params.num_ssids].ssid_len =
+ ssid->ssid_len;
+ params.num_ssids++;
+
+ if (params.num_ssids + 1 >= max_ssids)
+ break;
+ }
+
+ /*
+ * Also add the SSID of the OWE BSS, to allow
+ * discovery of transition mode APs
+ */
+ wpa_add_owe_scan_ssid(wpa_s, ¶ms, ssid,
+ max_ssids);
}
ssid = ssid->next;
if (ssid == start)