add toString() helper to IPAddress class

Author: martinayotte

STM32F1/cores/maple/IPAddress.cpp

@@ -19,6 +19,7 @@
 
 #include <Arduino.h>
 #include <IPAddress.h>
+#include <Print.h>
 
 IPAddress::IPAddress()
 {
@@ -72,3 +73,15 @@ size_t IPAddress::printTo(Print& p) const
     return n;
 }
 
+String IPAddress::toString()
+{
+    String str = String(_address.bytes[0]);
+    str += ".";
+    str += String(_address.bytes[1]);
+    str += ".";
+    str += String(_address.bytes[2]);
+    str += ".";
+    str += String(_address.bytes[3]);
+    return str;
+}
+

STM32F1/cores/maple/IPAddress.h

@@ -21,6 +21,7 @@
 #define IPAddress_h
 
 #include <stdint.h>
+#include <WString.h>
 #include <Printable.h>
 
 // A class to make it easier to handle and pass around IP addresses
@@ -60,6 +61,7 @@ class IPAddress : public Printable {
     IPAddress& operator=(uint32_t address);
 
     virtual size_t printTo(Print& p) const;
+    String toString();
 
     friend class EthernetClass;
     friend class UDP;