+#ifdef IEEE80211_IOC_SCAN_MAX_SSID
+ os_memset(&sr, 0, sizeof(sr));
+ sr.sr_flags = IEEE80211_IOC_SCAN_ACTIVE | IEEE80211_IOC_SCAN_ONCE |
+ IEEE80211_IOC_SCAN_NOJOIN;
+ sr.sr_duration = IEEE80211_IOC_SCAN_FOREVER;
+ if (params->num_ssids > 0) {
+ sr.sr_nssid = params->num_ssids;
+#if 0
+ /* Boundary check is done by upper layer */
+ if (sr.sr_nssid > IEEE80211_IOC_SCAN_MAX_SSID)
+ sr.sr_nssid = IEEE80211_IOC_SCAN_MAX_SSID;
+#endif
+
+ /* NB: check scan cache first */
+ sr.sr_flags |= IEEE80211_IOC_SCAN_CHECK;
+ }
+ for (i = 0; i < sr.sr_nssid; i++) {
+ sr.sr_ssid[i].len = params->ssids[i].ssid_len;
+ os_memcpy(sr.sr_ssid[i].ssid, params->ssids[i].ssid,
+ sr.sr_ssid[i].len);
+ }
+
+ /* NB: net80211 delivers a scan complete event so no need to poll */
+ return set80211var(drv, IEEE80211_IOC_SCAN_REQ, &sr, sizeof(sr));
+#else /* IEEE80211_IOC_SCAN_MAX_SSID */