/*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"); }