1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
|
/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information (qt-info@nokia.com)
**
** This file is part of the Qt3Support module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain
** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef Q3SOCKETDEVICE_H
#define Q3SOCKETDEVICE_H
#include <QtCore/qiodevice.h>
#include <QtNetwork/qhostaddress.h> // int->QHostAddress conversion
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Qt3Support)
#ifndef QT_NO_NETWORK
class Q3SocketDevicePrivate;
class Q_COMPAT_EXPORT Q3SocketDevice: public QIODevice
{
public:
enum Type { Stream, Datagram };
enum Protocol { IPv4, IPv6, Unknown };
Q3SocketDevice( Type type = Stream );
Q3SocketDevice( Type type, Protocol protocol, int dummy );
Q3SocketDevice( int socket, Type type );
virtual ~Q3SocketDevice();
bool isValid() const;
Type type() const;
Protocol protocol() const;
int socket() const;
virtual void setSocket( int socket, Type type );
bool open( OpenMode mode );
bool open( int mode ) { return open((OpenMode)mode); }
void close();
bool flush();
// Implementation of QIODevice abstract virtual functions
Offset size() const;
Offset at() const;
bool at( Offset );
bool atEnd() const;
bool blocking() const;
virtual void setBlocking( bool );
bool addressReusable() const;
virtual void setAddressReusable( bool );
int receiveBufferSize() const;
virtual void setReceiveBufferSize( uint );
int sendBufferSize() const;
virtual void setSendBufferSize( uint );
virtual bool connect( const QHostAddress &, Q_UINT16 );
virtual bool bind( const QHostAddress &, Q_UINT16 );
virtual bool listen( int backlog );
virtual int accept();
qint64 bytesAvailable() const;
Q_LONG waitForMore( int msecs, bool *timeout=0 ) const;
virtual Q_LONG writeBlock( const char *data, Q_ULONG len,
const QHostAddress & host, Q_UINT16 port );
inline Q_LONG writeBlock(const char *data, Q_ULONG len)
{ return qint64(write(data, qint64(len))); }
inline qint64 readBlock(char *data, Q_ULONG maxlen)
{ return qint64(read(data, qint64(maxlen))); }
Q_UINT16 port() const;
Q_UINT16 peerPort() const;
QHostAddress address() const;
QHostAddress peerAddress() const;
enum Error {
NoError,
AlreadyBound,
Inaccessible,
NoResources,
InternalError,
Bug = InternalError, // ### remove in 4.0?
Impossible,
NoFiles,
ConnectionRefused,
NetworkFailure,
UnknownError
};
Error error() const;
inline bool isSequential() const { return true; }
protected:
void setError( Error err );
qint64 readData(char *data, qint64 maxlen);
qint64 writeData(const char *data, qint64 len);
private:
int fd;
Type t;
Q_UINT16 p;
QHostAddress a;
Q_UINT16 pp;
QHostAddress pa;
Q3SocketDevice::Error e;
Q3SocketDevicePrivate * d;
enum Option { Broadcast, ReceiveBuffer, ReuseAddress, SendBuffer };
int option( Option ) const;
virtual void setOption( Option, int );
void fetchConnectionParameters();
#if defined(Q_OS_WIN32) || defined(Q_OS_WINCE)
void fetchPeerConnectionParameters();
#endif
static void init();
int createNewSocket();
Protocol getProtocol() const;
private: // Disabled copy constructor and operator=
#if defined(Q_DISABLE_COPY)
Q3SocketDevice( const Q3SocketDevice & );
Q3SocketDevice &operator=( const Q3SocketDevice & );
#endif
};
#endif // QT_NO_NETWORK
QT_END_NAMESPACE
QT_END_HEADER
#endif // Q3SOCKETDEVICE_H
|
