bssid - Specific BSSID to scan for This optional parameter can be used to replace the default wildcard BSSID with a specific BSSID to scan for if results are needed from only a single BSS.
wpa_supplicant_trigger_scan - Request driver to start a scan @wpa_s: Pointer to wpa_supplicant data @params: Scan parameters Returns: 0 on success, -1 on failure