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# qhostaddress.h

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    00001 /****************************************************************************
    00002 **
    00003 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
    00004 ** All rights reserved.
    00005 ** Contact: Nokia Corporation (qt-info@nokia.com)
    00006 **
    00007 ** This file is part of the QtNetwork module of the Qt Toolkit.
    00008 **
    00009 ** $QT_BEGIN_LICENSE:LGPL$
    00010 ** Commercial Usage
    00011 ** Licensees holding valid Qt Commercial licenses may use this file in
    00012 ** accordance with the Qt Commercial License Agreement provided with the
    00013 ** Software or, alternatively, in accordance with the terms contained in
    00014 ** a written agreement between you and Nokia.
    00015 **
    00016 ** GNU Lesser General Public License Usage
    00017 ** Alternatively, this file may be used under the terms of the GNU Lesser
    00018 ** General Public License version 2.1 as published by the Free Software
    00019 ** Foundation and appearing in the file LICENSE.LGPL included in the
    00020 ** packaging of this file.  Please review the following information to
    00021 ** ensure the GNU Lesser General Public License version 2.1 requirements
    00022 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
    00023 **
    00024 ** In addition, as a special exception, Nokia gives you certain additional
    00025 ** rights.  These rights are described in the Nokia Qt LGPL Exception
    00026 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this module.
    00027 **
    00028 ** GNU General Public License Usage
    00029 ** Alternatively, this file may be used under the terms of the GNU
    00030 ** General Public License version 3.0 as published by the Free Software
    00031 ** Foundation and appearing in the file LICENSE.GPL included in the
    00032 ** packaging of this file.  Please review the following information to
    00033 ** ensure the GNU General Public License version 3.0 requirements will be
    00034 ** met: http://www.gnu.org/copyleft/gpl.html.
    00035 **
    00036 ** If you have questions regarding the use of this file, please contact
    00037 ** Nokia at qt-info@nokia.com.
    00038 ** $QT_END_LICENSE$
    00039 **
    00040 ****************************************************************************/
    00041
    00042 #ifndef QHOSTADDRESS_H
    00043 #define QHOSTADDRESS_H
    00044
    00045 #include <QtCore/qpair.h>
    00046 #include <QtCore/qstring.h>
    00047 #include <QtCore/qscopedpointer.h>
    00048 #include <QtNetwork/qabstractsocket.h>
    00049
    00050 struct sockaddr;
    00051
    00052 QT_BEGIN_HEADER
    00053
    00054 QT_BEGIN_NAMESPACE
    00055
    00056 QT_MODULE(Network)
    00057
    00058 class QHostAddressPrivate;
    00059
    00060 class Q_NETWORK_EXPORT QIPv6Address
    00061 {
    00062 public:
    00063     inline quint8 &operator [](int index) { return c[index]; }
    00064     inline quint8 operator [](int index) const { return c[index]; }
    00065     quint8 c[16];
    00066 };
    00067
    00068 typedef QIPv6Address Q_IPV6ADDR;
    00069
    00070 class Q_NETWORK_EXPORT QHostAddress
    00071 {
    00072 public:
    00073     enum SpecialAddress {
    00074         Null,
    00075         Broadcast,
    00076         LocalHost,
    00077         LocalHostIPv6,
    00078         Any,
    00079         AnyIPv6
    00080     };
    00081
    00082     QHostAddress();
    00083     explicit QHostAddress(quint32 ip4Addr);
    00084     explicit QHostAddress(quint8 *ip6Addr);
    00085     explicit QHostAddress(const Q_IPV6ADDR &ip6Addr);
    00086     explicit QHostAddress(const sockaddr *sockaddr);
    00087     explicit QHostAddress(const QString &address);
    00088     QHostAddress(const QHostAddress &copy);
    00089     QHostAddress(SpecialAddress address);
    00090     ~QHostAddress();
    00091
    00092     QHostAddress &operator=(const QHostAddress &other);
    00093     QHostAddress &operator=(const QString &address);
    00094
    00095     void setAddress(quint32 ip4Addr);
    00096     void setAddress(quint8 *ip6Addr);
    00097     void setAddress(const Q_IPV6ADDR &ip6Addr);
    00098     void setAddress(const sockaddr *sockaddr);
    00099     bool setAddress(const QString &address);
    00100
    00101     QAbstractSocket::NetworkLayerProtocol protocol() const;
    00102     quint32 toIPv4Address() const;
    00103     Q_IPV6ADDR toIPv6Address() const;
    00104
    00105     QString toString() const;
    00106
    00107     QString scopeId() const;
    00108     void setScopeId(const QString &id);
    00109
    00110     bool operator ==(const QHostAddress &address) const;
    00111     bool operator ==(SpecialAddress address) const;
    00112     inline bool operator !=(const QHostAddress &address) const
    00113     { return !operator==(address); }
    00114     inline bool operator !=(SpecialAddress address) const
    00115     { return !operator==(address); }
    00116     bool isNull() const;
    00117     void clear();
    00118
    00119 #ifdef QT3_SUPPORT
    00120     inline QT3_SUPPORT quint32 ip4Addr() const { return toIPv4Address(); }
    00121     inline QT3_SUPPORT bool isIPv4Address() const { return protocol() == QAbstractSocket::IPv4Protocol
    00122                                                       || protocol() == QAbstractSocket::UnknownNetworkLayerProtocol; }
    00123     inline QT3_SUPPORT bool isIp4Addr() const  { return protocol() == QAbstractSocket::IPv4Protocol
    00124                                                       || protocol() == QAbstractSocket::UnknownNetworkLayerProtocol; }
    00125     inline QT3_SUPPORT bool isIPv6Address() const { return protocol() == QAbstractSocket::IPv6Protocol; }
    00126 #endif
    00127
    00128     bool isInSubnet(const QHostAddress &subnet, int netmask) const;
    00129     bool isInSubnet(const QPair<QHostAddress, int> &subnet) const;
    00130
    00131     static QPair<QHostAddress, int> parseSubnet(const QString &subnet);
    00132
    00133 protected:
    00134     QScopedPointer<QHostAddressPrivate> d;
    00135 };
    00136
    00137 inline bool operator ==(QHostAddress::SpecialAddress address1, const QHostAddress &address2)
    00138 { return address2 == address1; }
    00139
    00140 #ifndef QT_NO_DEBUG_STREAM
    00141 Q_NETWORK_EXPORT QDebug operator<<(QDebug, const QHostAddress &);
    00142 #endif
    00143
    00144
    00145 Q_NETWORK_EXPORT uint qHash(const QHostAddress &key);
    00146
    00147 #ifndef QT_NO_DATASTREAM
    00148 Q_NETWORK_EXPORT QDataStream &operator<<(QDataStream &, const QHostAddress &);
    00149 Q_NETWORK_EXPORT QDataStream &operator>>(QDataStream &, QHostAddress &);
    00150 #endif
    00151
    00152 QT_END_NAMESPACE
    00153
    00154 QT_END_HEADER
    00155 #endif // QHOSTADDRESS_H