/*JSON{
"type" : "staticmethod",
"class" : "ESP8266WiFi",
"name" : "getConnectedStations",
"generate" : "jswrap_ESP8266WiFi_getConnectedStations",
"return" : ["JsVar","An array of connected stations."]
}*/
JsVar *jswrap_ESP8266WiFi_getConnectedStations() {
uint8 stationCount = wifi_softap_get_station_num();
struct station_info *stationInfo = wifi_softap_get_station_info();
JsVar *jsArray = jsvNewArray(NULL, 0);
if (stationInfo != NULL) {
while (stationInfo != NULL) {
os_printf("Station IP: %d.%d.%d.%d\n", IP2STR(&(stationInfo->ip)));
JsVar *jsStation = jsvNewWithFlags(JSV_OBJECT);
jsvUnLock(jsvObjectSetChild(jsStation, "ip", jsvNewFromInteger(stationInfo->ip.addr)));
jsvArrayPush(jsArray, jsStation);
stationInfo = STAILQ_NEXT(stationInfo, next);
}
wifi_softap_free_station_info();
}
return jsArray;
}
void _jswrap_promise_add(JsVar *parent, JsVar *callback, const char *name) {
if (!jsvIsFunction(callback)) {
jsExceptionHere(JSET_TYPEERROR, "Callback must be a function, got %t", callback);
return;
}
JsVar *c = jsvObjectGetChild(parent, name, 0);
if (!c) {
jsvObjectSetChild(parent, name, callback);
} else {
if (jsvIsArray(c)) {
jsvArrayPush(c, callback);
} else {
JsVar *fns[2] = {c,callback};
JsVar *arr = jsvNewArray(fns, 2);
jsvObjectSetChild(parent, name, arr);
jsvUnLock(arr);
}
jsvUnLock(c);
}
}
/**
* Callback function that is invoked at the culmination of a scan.
*/
static void scanCB(void *arg, STATUS status) {
/**
* Create a JsVar that is an array of JS objects where each JS object represents a
* retrieved access point set of information. The structure of a record will be:
* o authMode
* o isHidden
* o rssi
* o channel
* o ssid
* When the array has been built, invoke the callback function passing in the array
* of records.
*/
os_printf(">> scanCB\n");
// Create the Empty JS array that will be passed as a parameter to the callback.
JsVar *accessPointArray = jsvNewArray(NULL, 0);
struct bss_info *bssInfo;
bssInfo = (struct bss_info *)arg;
while(bssInfo != NULL) {
// Add a new object to the JS array that will be passed as a parameter to
// the callback. The ESP8266 bssInfo structure contains the following:
// ---
// uint8 bssid[6]
// uint8 ssid[32]
// uint8 channel
// sint8 rssi \96 The received signal strength indication
// AUTH_MODE authmode
// Open = 0
// WEP = 1
// WPA_PSK = 2
// WPA2_PSK = 3
// WPA_WPA2_PSK = 4
// uint8 is_hidden
// sint16 freq_offset
// ---
// Create, populate and add a child ...
JsVar *currentAccessPoint = jspNewObject(NULL, "AccessPoint");
jsvUnLock(jsvObjectSetChild(currentAccessPoint, "rssi", jsvNewFromInteger(bssInfo->rssi)));
jsvUnLock(jsvObjectSetChild(currentAccessPoint, "channel", jsvNewFromInteger(bssInfo->channel)));
jsvUnLock(jsvObjectSetChild(currentAccessPoint, "authMode", jsvNewFromInteger(bssInfo->authmode)));
jsvUnLock(jsvObjectSetChild(currentAccessPoint, "isHidden", jsvNewFromBool(bssInfo->is_hidden)));
// The SSID may **NOT** be NULL terminated ... so handle that.
char ssid[sizeof(bssInfo->ssid) + 1];
os_strncpy((char *)ssid, (char *)bssInfo->ssid, sizeof(bssInfo->ssid));
ssid[sizeof(ssid)-1] = '\0';
jsvUnLock(jsvObjectSetChild(currentAccessPoint, "ssid", jsvNewFromString(ssid)));
// Add the new record to the array
jsvArrayPush(accessPointArray, currentAccessPoint);
os_printf(" - ssid: %s\n", bssInfo->ssid);
bssInfo = STAILQ_NEXT(bssInfo, next);
}
// We have now completed the scan callback, so now we can invoke the JS callback.
JsVar *params[1];
params[0] = accessPointArray;
jsiQueueEvents(NULL, g_jsScanCallback, params, 1);
jsvUnLock(g_jsScanCallback);
os_printf("<< scanCB\n");
}
