Add WiFi.softAPSSID()

Fixes: espressif#4922

Author: me-no-dev

libraries/WiFi/src/WiFiAP.cpp

@@ -137,6 +137,21 @@ bool WiFiAPClass::softAP(const char* ssid, const char* passphrase, int channel,
  return true;
 }
 
+/**
+ * Return the current SSID associated with the network
+ * @return SSID
+ */
+String WiFiAPClass::softAPSSID() const
+{
+ if(WiFiGenericClass::getMode() == WIFI_MODE_NULL){
+ return String();
+ }
+ wifi_config_t info;
+ if(!esp_wifi_get_config(WIFI_IF_AP, &info)) {
+ return String(reinterpret_cast<char*>(info.ap.ssid));
+ }
+ return String();
+}
 
 /**
  * Configure access point
@@ -189,7 +204,7 @@ bool WiFiAPClass::softAPdisconnect(bool wifioff)
  wifi_config_t conf;
 
  if(WiFiGenericClass::getMode() == WIFI_MODE_NULL){
- return ESP_ERR_INVALID_STATE;
+ return false;
  }
 
  *conf.ap.ssid = 0;

libraries/WiFi/src/WiFiAP.h

@@ -58,6 +58,8 @@ class WiFiAPClass
  uint8_t* softAPmacAddress(uint8_t* mac);
  String softAPmacAddress(void);
 
+ String softAPSSID(void) const;
+
 protected:
 
 };