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40
41#ifndef QHOSTADDRESS_H
42#define QHOSTADDRESS_H
43
44#include <QtNetwork/qtnetworkglobal.h>
45#include <QtCore/qpair.h>
46#include <QtCore/qstring.h>
47#include <QtCore/qshareddata.h>
48#include <QtNetwork/qabstractsocket.h>
49
50struct sockaddr;
51
52QT_BEGIN_NAMESPACE
53
54
55class QHostAddressPrivate;
56
57class Q_NETWORK_EXPORT QIPv6Address
58{
59public:
60 inline quint8 &operator [](int index) { return c[index]; }
61 inline quint8 operator [](int index) const { return c[index]; }
62 quint8 c[16];
63};
64
65typedef QIPv6Address Q_IPV6ADDR;
66
67class QHostAddress;
68// qHash is a friend, but we can't use default arguments for friends (ยง8.3.6.4)
69Q_NETWORK_EXPORT uint qHash(const QHostAddress &key, uint seed = 0) noexcept;
70
71class Q_NETWORK_EXPORT QHostAddress
72{
73public:
74 enum SpecialAddress {
75 Null,
76 Broadcast,
77 LocalHost,
78 LocalHostIPv6,
79 Any,
80 AnyIPv6,
81 AnyIPv4
82 };
83 enum ConversionModeFlag {
84 ConvertV4MappedToIPv4 = 1,
85 ConvertV4CompatToIPv4 = 2,
86 ConvertUnspecifiedAddress = 4,
87 ConvertLocalHost = 8,
88 TolerantConversion = 0xff,
89
90 StrictConversion = 0
91 };
92 Q_DECLARE_FLAGS(ConversionMode, ConversionModeFlag)
93
94 QHostAddress();
95 explicit QHostAddress(quint32 ip4Addr);
96 explicit QHostAddress(quint8 *ip6Addr); // ### Qt 6: remove me
97 explicit QHostAddress(const quint8 *ip6Addr);
98 explicit QHostAddress(const Q_IPV6ADDR &ip6Addr);
99 explicit QHostAddress(const sockaddr *address);
100 explicit QHostAddress(const QString &address);
101 QHostAddress(const QHostAddress &copy);
102 QHostAddress(SpecialAddress address);
103 ~QHostAddress();
104
105 QHostAddress &operator=(QHostAddress &&other) noexcept
106 { swap(other); return *this; }
107 QHostAddress &operator=(const QHostAddress &other);
108#if QT_DEPRECATED_SINCE(5, 8)
109 QT_DEPRECATED_X("use = QHostAddress(string) instead")
110 QHostAddress &operator=(const QString &address);
111#endif
112 QHostAddress &operator=(SpecialAddress address);
113
114 void swap(QHostAddress &other) noexcept { d.swap(other&: other.d); }
115
116 void setAddress(quint32 ip4Addr);
117 void setAddress(quint8 *ip6Addr); // ### Qt 6: remove me
118 void setAddress(const quint8 *ip6Addr);
119 void setAddress(const Q_IPV6ADDR &ip6Addr);
120 void setAddress(const sockaddr *address);
121 bool setAddress(const QString &address);
122 void setAddress(SpecialAddress address);
123
124 QAbstractSocket::NetworkLayerProtocol protocol() const;
125 quint32 toIPv4Address() const; // ### Qt6: merge with next overload
126 quint32 toIPv4Address(bool *ok) const;
127 Q_IPV6ADDR toIPv6Address() const;
128
129 QString toString() const;
130
131 QString scopeId() const;
132 void setScopeId(const QString &id);
133
134 bool isEqual(const QHostAddress &address, ConversionMode mode = TolerantConversion) const;
135 bool operator ==(const QHostAddress &address) const;
136 bool operator ==(SpecialAddress address) const;
137 inline bool operator !=(const QHostAddress &address) const
138 { return !operator==(address); }
139 inline bool operator !=(SpecialAddress address) const
140 { return !operator==(address); }
141 bool isNull() const;
142 void clear();
143
144 bool isInSubnet(const QHostAddress &subnet, int netmask) const;
145 bool isInSubnet(const QPair<QHostAddress, int> &subnet) const;
146
147 bool isLoopback() const;
148 bool isGlobal() const;
149 bool isLinkLocal() const;
150 bool isSiteLocal() const;
151 bool isUniqueLocalUnicast() const;
152 bool isMulticast() const;
153 bool isBroadcast() const;
154
155 static QPair<QHostAddress, int> parseSubnet(const QString &subnet);
156
157 friend Q_NETWORK_EXPORT uint qHash(const QHostAddress &key, uint seed) noexcept;
158protected:
159 friend class QHostAddressPrivate;
160 QExplicitlySharedDataPointer<QHostAddressPrivate> d;
161};
162Q_DECLARE_OPERATORS_FOR_FLAGS(QHostAddress::ConversionMode)
163Q_DECLARE_SHARED_NOT_MOVABLE_UNTIL_QT6(QHostAddress)
164
165inline bool operator ==(QHostAddress::SpecialAddress address1, const QHostAddress &address2)
166{ return address2 == address1; }
167inline bool operator!=(QHostAddress::SpecialAddress lhs, const QHostAddress &rhs)
168{ return rhs != lhs; }
169
170#ifndef QT_NO_DEBUG_STREAM
171Q_NETWORK_EXPORT QDebug operator<<(QDebug, const QHostAddress &);
172#endif
173
174#ifndef QT_NO_DATASTREAM
175Q_NETWORK_EXPORT QDataStream &operator<<(QDataStream &, const QHostAddress &);
176Q_NETWORK_EXPORT QDataStream &operator>>(QDataStream &, QHostAddress &);
177#endif
178
179QT_END_NAMESPACE
180
181#endif // QHOSTADDRESS_H
182

source code of qtbase/src/network/kernel/qhostaddress.h