InetAddress.h++

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/* ---------------------------------------------------------------------------
   commonc++ - A C++ Common Class Library
   Copyright (C) 2005-2012  Mark A Lindner

   This file is part of commonc++.

   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public
   License as published by the Free Software Foundation; either
   version 2 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
   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public
   License along with this library; if not, write to the Free
   Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
   ---------------------------------------------------------------------------
*/

#ifndef __ccxx_InetAddress_hxx
#define __ccxx_InetAddress_hxx

#include <commonc++/Common.h++>
#include <commonc++/ByteOrder.h++>
#include <commonc++/IOException.h++>
#include <commonc++/String.h++>

#ifdef CCXX_OS_POSIX
#include <sys/types.h>
#include <netinet/in.h>
#endif

namespace ccxx {

class COMMONCPP_API HostNotFoundException : public IOException
{
  public:

  HostNotFoundException(String message = String::empty);

  inline virtual void write(std::ostream& stream) const
  { _write(stream, "HostNotFoundException"); }

};

class COMMONCPP_API InetAddress
{
  public:

  InetAddress() throw();

  explicit InetAddress(const String &host);

  explicit InetAddress(uint32_t addr) throw();

  explicit InetAddress(byte_t addr[4]) throw();

  ~InetAddress() throw();

  void setHost(const String &host) throw(HostNotFoundException);

  void setAddress(uint32_t addr) throw();

  inline uint32_t getAddress() const throw()
  { return(_addr); }

  char getNetworkClass() const throw();

  bool isMulticast() const throw();

  bool isNonroutable() const throw();

  bool isLinkLocal() const throw();

  String getHost() const throw(HostNotFoundException);

  void resolve() throw(HostNotFoundException);

  inline bool isResolved() const throw()
  { return(_resolved); }

  String toString() const;

  String toIPString() const;

  bool operator==(const InetAddress &other) const throw();

  inline bool operator!=(const InetAddress &other) const throw()
  { return(!operator==(other)); }

  InetAddress & operator|=(const InetAddress &other) throw();

  InetAddress & operator&=(const InetAddress &other) throw();

  static const InetAddress ANY;

  private:

  bool _fromDotSeparated() throw();

  uint32_t _addr;
  mutable String _host;
  mutable bool _resolved;
};

inline std::ostream& operator<<(std::ostream& stream, const InetAddress& a)
{ return(stream << a.toString().c_str()); }

}; // namespace ccxx

#endif // __ccxx_InetAddress_hxx

/* end of header file */