/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the QtNetwork module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL21$
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** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** following information to ensure the GNU Lesser General Public License
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****************************************************************************/

#ifndef QHOSTINFO_H
#define QHOSTINFO_H

#include <QtCore/qlist.h>
#include <QtCore/qscopedpointer.h>
#include <QtNetwork/qhostaddress.h>

QT_BEGIN_NAMESPACE


class QObject;
class QHostInfoPrivate;

class Q_NETWORK_EXPORT QHostInfo
{
public:
    enum HostInfoError {
        NoError,
        HostNotFound,
        UnknownError
    };

    explicit QHostInfo(int lookupId = -1);
    QHostInfo(const QHostInfo &d);
    QHostInfo &operator=(const QHostInfo &d);
    ~QHostInfo();

    QString hostName() const;
    void setHostName(const QString &name);

    QList<QHostAddress> addresses() const;
    void setAddresses(const QList<QHostAddress> &addresses);

    HostInfoError error() const;
    void setError(HostInfoError error);

    QString errorString() const;
    void setErrorString(const QString &errorString);

    void setLookupId(int id);
    int lookupId() const;

    static int lookupHost(const QString &name, QObject *receiver, const char *member);
    static void abortHostLookup(int lookupId);

    static QHostInfo fromName(const QString &name);
    static QString localHostName();
    static QString localDomainName();

private:
    QScopedPointer<QHostInfoPrivate> d;
};

QT_END_NAMESPACE

Q_DECLARE_METATYPE(QHostInfo)

#endif // QHOSTINFO_H