k3reverseresolver.h

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/*  -*- C++ -*-
 *  Copyright (C) 2003,2005 Thiago Macieira <thiago@kde.org>
 *
 *
 *  Permission is hereby granted, free of charge, to any person obtaining
 *  a copy of this software and associated documentation files (the
 *  "Software"), to deal in the Software without restriction, including
 *  without limitation the rights to use, copy, modify, merge, publish,
 *  distribute, sublicense, and/or sell copies of the Software, and to
 *  permit persons to whom the Software is furnished to do so, subject to
 *  the following conditions:
 *
 *  The above copyright notice and this permission notice shall be included 
 *  in all copies or substantial portions of the Software.
 *
 *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 *  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 *  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 *  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
 *  LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
 *  OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
 *  WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

#ifndef KREVERSERESOLVER_H
#define KREVERSERESOLVER_H

// Needed includes
#include <QtCore/QObject>
#include <QtCore/QString>

#include "k3socketaddress.h"

namespace KNetwork {

class KReverseResolverPrivate;
class KDECORE_EXPORT KReverseResolver: public QObject
{
  Q_OBJECT

public:
  enum Flags
    {
      NumericHost = 0x01,
      NumericService = 0x02,
      NodeNameOnly = 0x04,
      Datagram = 0x08,
      NumericScope = 0x10,
      ResolutionRequired = 0x20
    };

  explicit KReverseResolver(const KSocketAddress& addr, int flags = 0,
                            QObject *parent = 0L);

  virtual ~KReverseResolver();

  bool isRunning() const;

  bool success() const;

  bool failure() const;

  QString node() const;

  QString service() const;

  const KSocketAddress& address() const;

  bool start();

  virtual bool event(QEvent* );

Q_SIGNALS:
  void finished(const KNetwork::KReverseResolver& obj);

public:
  static bool resolve(const KSocketAddress& addr, QString& node, 
              QString& serv, int flags = 0);

  static bool resolve(const struct sockaddr* sa, quint16 salen, 
              QString& node, QString& serv, int flags = 0);

private:
  KReverseResolverPrivate* const d;
};

}               // namespace KNetwork

#endif