overloaded Recv() method suggested by Gustavo

src/node/socket.cc

@@ -107,6 +107,12 @@ int Socket::Send (const uint8_t* buf, uint32_t size)
   return Send (p);
 }
 
+Ptr<Packet>
+Socket::Recv (void)
+{
+  return Recv (std::numeric_limits<uint32_t>::max(), 0);
+}
+
 int Socket::SendTo (const Address &address, const uint8_t* buf, uint32_t size)
 {
   NS_LOG_FUNCTION_NOARGS ();

src/node/socket.h

@@ -263,6 +263,16 @@ public:
    * to the maxSize and flags.
    */
   virtual Ptr<Packet> Recv (uint32_t maxSize, uint32_t flags) = 0;
+  /**
+   * \brief Read a single packet from the socket
+   *
+   *      Overloaded version of Recv(maxSize, flags) with maxSize
+   *      implicitly set to maximum sized integer, and flags set to zero.
+   *
+   * \returns Ptr<Packet> of the next in-sequence packet.  Returns
+   * 0 if the socket cannot return a next in-sequence packet.
+   */
+   Ptr<Packet> Recv (void);
 
 protected:
   void NotifyCloseCompleted (void);