add function to get the MAC / BSSID as String

Author: Links2004

hardware/esp8266com/esp8266/libraries/ESP8266WiFi/src/ESP8266WiFi.cpp

@@ -203,12 +203,32 @@ uint8_t* ESP8266WiFiClass::macAddress(uint8_t* mac)
     return mac;
 }
 
+String ESP8266WiFiClass::macAddress(void)
+{
+    uint8_t mac[6];
+    char macStr[18] = {0};
+    wifi_get_macaddr(STATION_IF, mac);
+
+    sprintf(macStr, "%02X:%02X:%02X:%02X:%02X:%02X", mac[0],  mac[1], mac[2], mac[3], mac[4], mac[5]);
+    return String(macStr);
+}
+
 uint8_t* ESP8266WiFiClass::softAPmacAddress(uint8_t* mac)
 {
     wifi_get_macaddr(SOFTAP_IF, mac);
     return mac;
 }
 
+String ESP8266WiFiClass::softAPmacAddress(void)
+{
+    uint8_t mac[6];
+    char macStr[18] = {0};
+    wifi_get_macaddr(SOFTAP_IF, mac);
+
+    sprintf(macStr, "%02X:%02X:%02X:%02X:%02X:%02X", mac[0],  mac[1], mac[2], mac[3], mac[4], mac[5]);
+    return String(macStr);
+}
+
 IPAddress ESP8266WiFiClass::localIP()
 {
     struct ip_info ip;
@@ -251,6 +271,16 @@ uint8_t* ESP8266WiFiClass::BSSID(void)
     return reinterpret_cast<uint8_t*>(conf.bssid);
 }
 
+String ESP8266WiFiClass::BSSIDstr(void)
+{
+    static struct station_config conf;
+    char mac[18] = {0};
+    wifi_station_get_config(&conf);
+    sprintf(mac,"%02X:%02X:%02X:%02X:%02X:%02X", conf.bssid[0],  conf.bssid[1],  conf.bssid[2], conf.bssid[3], conf.bssid[4], conf.bssid[5]);
+    return String(mac);
+}
+
+
 int32_t ESP8266WiFiClass::channel(void) {
     return wifi_get_channel();
 }
@@ -358,6 +388,17 @@ uint8_t * ESP8266WiFiClass::BSSID(uint8_t i)
     return it->bssid;
 }
 
+String ESP8266WiFiClass::BSSIDstr(uint8_t i)
+{
+    char mac[18] = {0};
+    struct bss_info* it = reinterpret_cast<struct bss_info*>(_getScanInfoByIndex(i));
+    if (!it)
+        return String("");
+
+    sprintf(mac,"%02X:%02X:%02X:%02X:%02X:%02X", it->bssid[0],  it->bssid[1],  it->bssid[2], it->bssid[3], it->bssid[4], it->bssid[5]);
+    return String(mac);
+}
+
 int32_t ESP8266WiFiClass::channel(uint8_t i)
 {
     struct bss_info* it = reinterpret_cast<struct bss_info*>(_getScanInfoByIndex(i));

hardware/esp8266com/esp8266/libraries/ESP8266WiFi/src/ESP8266WiFi.h

@@ -103,16 +103,19 @@ class ESP8266WiFiClass
      * Get the station interface MAC address.
      *
      * return: pointer to uint8_t array with length WL_MAC_ADDR_LENGTH
+     * return: String
      */
     uint8_t* macAddress(uint8_t* mac);
+    String macAddress(void);
 
     /*
      * Get the softAP interface MAC address.
      *
      * return: pointer to uint8_t array with length WL_MAC_ADDR_LENGTH
+     * return: String
      */
     uint8_t* softAPmacAddress(uint8_t* mac);
-
+    String softAPmacAddress(void);
     /*
      * Get the station interface IP address.
      *
@@ -151,10 +154,17 @@ class ESP8266WiFiClass
     /*
      * Return the current bssid / mac associated with the network if configured
      *
-     * return: bssid string
+     * return: bssid uint8_t *
      */
     uint8_t * BSSID(void);
 
+    /*
+     * Return the current bssid / mac associated with the network if configured
+     *
+     * return: bssid string
+     */
+    String BSSIDstr(void);
+
     /*
      * Return the current channel associated with the network
      *
@@ -208,10 +218,17 @@ class ESP8266WiFiClass
     /**
      * return MAC / BSSID of scanned wifi
      * @param networkItem specify from which network item want to get the information
-     * @return uint8_t * to MAC / BSSID of scanned wifi
+     * @return uint8_t * MAC / BSSID of scanned wifi
      */
     uint8_t * BSSID(uint8_t networkItem);
 
+    /**
+     * return MAC / BSSID of scanned wifi
+     * @param networkItem specify from which network item want to get the information
+     * @return String MAC / BSSID of scanned wifi
+     */
+    String BSSIDstr(uint8_t networkItem);
+
     /**
      * return channel of scanned wifi
      * @param networkItem specify from which network item want to get the information