add Ipv4Address::IsMatchingType and Eui48Address::IsMatchingType

src/node/eui48-address.cc

@@ -71,6 +71,11 @@ Eui48Address::CopyTo (uint8_t buffer[6]) const
   memcpy (buffer, m_address, 6);
 }
 
+bool 
+Eui48Address::IsMatchingType (const Address &address)
+{
+  return address.CheckCompatible (GetType (), 6);
+}
 Address 
 Eui48Address::ConvertTo (void) const
 {

src/node/eui48-address.h

@@ -42,6 +42,10 @@ public:
    * Convert an instance of this class to a polymorphic Address instance.
    */
   Address ConvertTo (void) const;
+  /**
+   * \returns true if the address matches, false otherwise.
+   */
+  static bool IsMatchingType (const Address &address);
   /**
    * \param address a polymorphic address
    *

src/node/ipv4-address.cc

@@ -206,6 +206,11 @@ Ipv4Address::Print (std::ostream &os) const
      << ((m_address >> 0) & 0xff);
 }
 
+bool 
+Ipv4Address::IsMatchingType (const Address &address)
+{
+  return address.CheckCompatible (GetType (), 4);
+}
 Address 
 Ipv4Address::ConvertTo (void) const
 {

src/node/ipv4-address.h

@@ -104,6 +104,7 @@ public:
    */
   Ipv4Address CombineMask (Ipv4Mask const &mask) const;
 
+  static bool IsMatchingType (const Address &address);
   Address ConvertTo (void) const;
   static Ipv4Address ConvertFrom (const Address &address);