From ee4d42cbf6bdff4b3fc1ee87c88f9084dfc11935 Mon Sep 17 00:00:00 2001
From: Matthias Hertel <mathertel@hotmail.com>
Date: Tue, 18 Jun 2024 02:30:57 +0200
Subject: [PATCH] V2.x compatible to ESP32 Core 2.x (#44)

---
 src/ESP32SSDP.cpp | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/src/ESP32SSDP.cpp b/src/ESP32SSDP.cpp
index c413268..9a543f0 100644
--- a/src/ESP32SSDP.cpp
+++ b/src/ESP32SSDP.cpp
@@ -153,6 +153,22 @@ void SSDPClass::end() {
 }
 
 IPAddress SSDPClass::localIP() {
+
+#if (ESP_ARDUINO_VERSION_MAJOR < 3)
+  // Arduino ESP32 2.x board version
+  tcpip_adapter_ip_info_t ip;
+  if (WiFi.getMode() == WIFI_STA) {
+    if (tcpip_adapter_get_ip_info(TCPIP_ADAPTER_IF_STA, &ip)) {
+      return IPAddress();
+    }
+  } else if (WiFi.getMode() == WIFI_OFF) {
+    if (tcpip_adapter_get_ip_info(TCPIP_ADAPTER_IF_ETH, &ip)) {
+      return IPAddress();
+    }
+  }
+
+#else
+  // Arduino ESP32 3.x board version
   esp_netif_ip_info_t ip;
   if (WiFi.getMode() == WIFI_STA) {
     if (esp_netif_get_ip_info(get_esp_interface_netif(ESP_IF_WIFI_STA), &ip)) {
@@ -163,9 +179,13 @@ IPAddress SSDPClass::localIP() {
       return IPAddress();
     }
   }
+
+#endif 
+
   return IPAddress(ip.ip.addr);
 }
 
+
 void SSDPClass::setUUID(const char *uuid, bool rootonly) {
   // no sanity check is done - TBD
   if (rootonly) {