The WLAN service (wpa_pps) publishes Wi-Fi status information to the /pps/services/wifi/status object. Here's an example of the attributes this object might contain:
[n]@status
lan_tether_interface::tiw_sap0
lan_tether_power::off
lan_tether_state::not_ready
lan_tether_status:json:{"max_num_clients":8,"num_clients":0,"privacy":true,"block_conn":false,"mac":"e0:c7:9d:4a:8e:97"}
last_event::<3>CTRL-EVENT-BSS-REMOVED 327 e8:40:40:72:2a:5b
scan_results:json:[{"bssid":"20:aa:4b:85:5a:b8","frequency":"5785","signal_level":"-58","flags":["ESS"],
"ssid":"car2-twonky"},
{"bssid":"00:0d:54:a0:18:29","frequency":"2412","signal_level":"-66","flags":["WPA-PSK-TKIP","ESS"],"ssid":"3Com-qa"},
{"bssid":"2c:36:f8:b8:cb:3f","frequency":"5200","signal_level":"-80","flags":["WPA2-EAP-CCMP","ESS"],"ssid":"QNX-CORP"},
{"bssid":"2c:36:f8:b8:cb:3d","frequency":"5200","signal_level":"-80","flags":["WPA-EAP-TKIP","WPA2-EAP-CCMP","ESS"],
"ssid":"corpwifi"},
{"bssid":"e8:40:40:72:2a:5e","frequency":"5745","signal_level":"-87","flags":["WPA2-EAP-CCMP","ESS"],"ssid":"devel05"},
{"bssid":"20:aa:4b:85:5a:b6","frequency":"2412","signal_level":"-51","flags":["ESS"],"ssid":"car2-twonky2"},
{"bssid":"70:ca:9b:9a:c7:f1","frequency":"2462","signal_level":"-55","flags":["WPS","ESS"],"ssid":"hb-cisco"},
{"bssid":"76:ca:9b:9a:c7:f1","frequency":"2462","signal_level":"-54","flags":["ESS"],"ssid":"hb-cisco-2"},
{"bssid":"2c:36:f8:b8:cb:3b","frequency":"5200","signal_level":"-80","flags":["ESS"],"ssid":"QNX-GUEST"},
{"bssid":"00:08:30:e5:e3:2b","frequency":"5220","signal_level":"-83","flags":["ESS"],"ssid":"QNX-GUEST"},
{"bssid":"e8:40:40:72:2a:5b","frequency":"5745","signal_level":"-89","flags":["ESS"],"ssid":"QNX-GUEST"},
{"bssid":"b8:be:bf:ef:71:4b","frequency":"5180","signal_level":"-88","flags":["ESS"],"ssid":"QNX-GUEST"}]
wifi_ap_status:json:{"bssid":"e0:c7:9d:4a:8e:97","channel":6,"band":"bg","max_rate":54,"ssid":"ssid-qnxcar",
"pairwise_cipher":"TKIP CCMP","group_cipher":"TKIP CCMP","key_mgmt":"WPA-PSK"}
wifi_connected:b:true
wifi_interface::tiw_sta0
wifi_macaddress::e0:c7:9d:4a:8e:97
wifi_power::on
wifi_role:json:{"interface":"tiw_sta0","role":"WIFI_ROLE_STA"}
wifi_status:json:{"bssid":"20:aa:4b:85:5a:b8","ssid":"car2-twonky","id":"2","mode":"station","pairwise_cipher":"NONE",
"group_cipher":"NONE","key_mgmt":"NONE","wpa_state":"COMPLETED","ip_address":"192.168.99.135",
"address":"e0:c7:9d:4a:8e:97"}
wnet_connected::2
For a full description of the contents of this object, see the entry for /pps/services/wifi/status in the PPS Objects Reference.