text: /*
   IPAddress.h - Base class that provides IPAddress
   Copyright (c) 2011 Adrian McEwen.  All right reserved.
  
   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.
  
   This library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.
  
   You should have received a copy of the GNU Lesser General Public
   License along with this library; if not, write to the Free Software
   Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
   */
  
  #ifdef COMPILING_TESTS
  
  #ifndef IPAddress_h
  #define IPAddress_h
  
  #include <stdint.h>
  
  // A class to make it easier to handle and pass around IP addresses
  
  class TEMPSTR {
  public:
      const char* c_str(){return "";};
  };
  
  class IPAddress
  {
  private:
      union {
          uint8_t bytes[4];  // IPv4 address
          uint32_t dword;
      } _address;
  
      // Access the raw byte array containing the address.  Because this returns a pointer
      // to the internal structure rather than a copy of the address this function should only
      // be used when you know that the usage of the returned uint8_t* will be transient and not
      // stored.
      uint8_t* raw_address()
      {
          return _address.bytes;
      }
  
  public:
      // Constructors
      IPAddress();
      IPAddress(uint8_t first_octet, uint8_t second_octet, uint8_t third_octet, uint8_t fourth_octet);
      IPAddress(uint32_t address);
      IPAddress(const uint8_t *address);
      virtual ~IPAddress() {}
  
      TEMPSTR toString(){
          return TEMPSTR();
      };
  
      // Overloaded cast operator to allow IPAddress objects to be used where a pointer
      // to a four-byte uint8_t array is expected
      operator uint32_t() const
      {
          return _address.dword;
      }
      bool operator==(const IPAddress& addr) const
      {
          return _address.dword == addr._address.dword;
      }
      bool operator==(const uint8_t* addr) const;
  
      // Overloaded index operator to allow getting and setting individual octets of the address
      uint8_t operator[](int index) const
      {
          return _address.bytes[index];
      }
      uint8_t& operator[](int index)
      {
          return _address.bytes[index];
      }
  
      // Overloaded copy operators to allow initialisation of IPAddress objects from other types
      IPAddress& operator=(const uint8_t *address);
      IPAddress& operator=(uint32_t address);
  
  };
  
  const IPAddress INADDR_NONE(0, 0, 0, 0);
  
  #endif
  #endif