Fix: Support for lwip getip with espressif (#2135)

* Fix: Support for lwip getip with espressif

* Update iot_wifi.c

* Update iot_test_wifi.c

* Update iot_wifi.c

Co-authored-by: Alfred Gedeon <gedeonag@amazon.com>
Co-authored-by: Archit Aggarwal <architag@amazon.com>

vendors/espressif/boards/esp32/ports/wifi/iot_wifi.c

@@ -34,6 +34,7 @@
 #if AFR_ESP_LWIP
 #include "lwip/dns.h"
 #include "lwip/netdb.h"
+#include "tcpip_adapter.h"
 #else
 #include "FreeRTOS_IP.h"
 #include "FreeRTOS_Sockets.h"
@@ -1072,29 +1073,55 @@ WIFIReturnCode_t WIFI_Ping( uint8_t * pucIPAddr,
     return eWiFiNotSupported;
 }
 /*-----------------------------------------------------------*/
-
 WIFIReturnCode_t WIFI_GetIP( uint8_t * pucIPAddr )
 {
     WIFIReturnCode_t xRetVal = eWiFiFailure;
 
     if (pucIPAddr == NULL) {
         return xRetVal;
     }
-#if !AFR_ESP_LWIP
     /* Try to acquire the semaphore. */
     if( xSemaphoreTake( xWiFiSem, xSemaphoreWaitTicks ) == pdTRUE )
     {
+#if !AFR_ESP_LWIP
         *( ( uint32_t * ) pucIPAddr ) = FreeRTOS_GetIPAddress();
         xRetVal = eWiFiSuccess;
+        configPRINTF(("%s: local ip address is %d.%d.%d.%d\n",
+                     __FUNCTION__,
+                     pucIPAddr[0],
+                     pucIPAddr[1],
+                     pucIPAddr[2],
+                     pucIPAddr[3]));
+#else /* running lwip */
+        tcpip_adapter_ip_info_t ipInfo;
+        int ret;
+
+        ret = tcpip_adapter_get_ip_info(TCPIP_ADAPTER_IF_STA, &ipInfo);
+        if (ret == ESP_OK)
+        {
+            xRetVal = eWiFiSuccess;
+            memcpy( pucIPAddr, &ipInfo.ip.addr, sizeof( ipInfo.ip.addr ) );
+            configPRINTF(("%s: local ip address is %d.%d.%d.%d\n",
+                          __FUNCTION__,
+                          pucIPAddr[0],
+                          pucIPAddr[1],
+                          pucIPAddr[2],
+                          pucIPAddr[3]));
+        }
+        else
+        {
+            configPRINTF(("%s: tcpip_adapter_get_ip_info_error:  %d",
+                        __FUNCTION__,
+                        ret));
+        }
+#endif
         /* Return the semaphore. */
         xSemaphoreGive( xWiFiSem );
     }
     else
     {
         xRetVal = eWiFiTimeout;
     }
-#endif
-
     return xRetVal;
 }
 /*-----------------------------------------------------------*/