summaryrefslogtreecommitdiffstats
path: root/tqtinterface/qt4/src/network/tqsocket.h
blob: 664356c08451a00f60543577930e3c57d767514b (plain)
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
/****************************************************************************
**
** Definition of TQSocket class.
**
** Created : 970521
**
** Copyright (C) 2010 Timothy Pearson and (C) 1992-2008 Trolltech ASA.
**
** This file is part of the network module of the TQt GUI Toolkit.
**
** This file may be used under the terms of the GNU General
** Public License versions 2.0 or 3.0 as published by the Free
** Software Foundation and appearing in the files LICENSE.GPL2
** and LICENSE.GPL3 included in the packaging of this file.
** Alternatively you may (at your option) use any later version
** of the GNU General Public License if such license has been
** publicly approved by Trolltech ASA (or its successors, if any)
** and the KDE Free TQt Foundation.
**
** Please review the following information to ensure GNU General
** Public Licensing requirements will be met:
** http://trolltech.com/products/qt/licenses/licensing/opensource/.
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
** or contact the sales department at sales@trolltech.com.
**
** This file may be used under the terms of the Q Public License as
** defined by Trolltech ASA and appearing in the file LICENSE.TQPL
** included in the packaging of this file.  Licensees holding valid TQt
** Commercial licenses may use this file in accordance with the TQt
** Commercial License Agreement provided with the Software.
**
** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
** herein.
**
**********************************************************************/

#ifndef TQSOCKET_H
#define TQSOCKET_H

#ifndef TQT_H
#include "tqobject.h"
#include "tqiodevice.h"
#include "tqhostaddress.h" // int->TQHostAddress conversion
#endif // TQT_H

#if !defined( TQT_MODULE_NETWORK ) || defined( TQT_LICENSE_PROFESSIONAL ) || defined( TQT_INTERNAL_NETWORK )
#define TQM_EXPORT_NETWORK
#else
#define TQM_EXPORT_NETWORK TQ_EXPORT
#endif

#ifndef TQT_NO_NETWORK
class TQSocketPrivate;
class TQSocketDevice;

// #ifdef USE_QT4
class TQM_EXPORT_NETWORK TQSocket : public TQIODevice
// #else // USE_QT4
// class TQM_EXPORT_NETWORK TQSocket : public TQObject, public TQIODevice
// #endif // USE_QT4
{
    Q_OBJECT
    TQ_OBJECT
public:
    enum Error {
	ErrConnectionRefused,
	ErrHostNotFound,
	ErrSocketRead
    };

    TQSocket( TQObject *tqparent=0, const char *name=0 );
    virtual ~TQSocket();

    enum State { Idle, HostLookup, Connecting,
		 Connected, Closing,
		 Connection=Connected };
    State	 state() const;

    int		 socket() const;
    virtual void setSocket( int );

    TQSocketDevice *socketDevice();
    virtual void setSocketDevice( TQSocketDevice * );

#ifndef TQT_NO_DNS
    virtual void connectToHost( const TQString &host, TQ_UINT16 port );
#endif
    TQString	 peerName() const;

    // Implementation of TQIODevice abstract virtual functions
    bool	 open( int mode );
    void	 close();
    void	 flush();
#ifdef USE_QT4
    qint64	 size() const;
    qint64	 at() const;
#else // USE_QT4
    Offset	 size() const;
    Offset	 at() const;
#endif // USE_QT4
    bool	 at( Offset );
    bool	 atEnd() const;

#ifdef USE_QT4
    qint64	 bytesAvailable() const; // ### TQIODevice::Offset instead?
    qint64	 bytesToWrite() const;
#else // USE_QT4
    TQ_ULONG	 bytesAvailable() const; // ### TQIODevice::Offset instead?
    TQ_ULONG	 bytesToWrite() const;
#endif // USE_QT4
    TQ_ULONG	 waitForMore( int msecs, bool *timeout  ) const;
    TQ_ULONG	 waitForMore( int msecs ) const; // ### TQt 4.0: merge the two overloads
    void	 clearPendingData();

    TQ_LONG	 readBlock( char *data, TQ_ULONG maxlen );
    TQ_LONG	 writeBlock( const char *data, TQ_ULONG len );
    TQ_LONG	 readLine( char *data, TQ_ULONG maxlen );

    int		 getch();
    int		 putch( int );
    int		 ungetch(int);

    bool	 canReadLine() const;
    virtual	 TQString readLine();

    TQ_UINT16	 port() const;
    TQ_UINT16	 peerPort() const;
    TQHostAddress address() const;
    TQHostAddress peerAddress() const;

    void	 setReadBufferSize( TQ_ULONG );
    TQ_ULONG	 readBufferSize() const;

Q_SIGNALS:
    void	 hostFound();
    void	 connected();
    void	 connectionClosed();
    void	 delayedCloseFinished();
    void	 readyRead();
    void	 bytesWritten( int nbytes );
    void	 error( int );

protected Q_SLOTS:
    virtual void sn_read( bool force=FALSE );
    virtual void sn_write();

private Q_SLOTS:
    void	tryConnecting();
    void	emitErrorConnectionRefused();

private:
    TQSocketPrivate *d;

    bool	 consumeWriteBuf( TQ_ULONG nbytes );
    void	 tryConnection();
    void         setSocketIntern( int socket );

private:	// Disabled copy constructor and operator=
#if defined(TQ_DISABLE_COPY)
    TQSocket( const TQSocket & );
    TQSocket &operator=( const TQSocket & );
#endif

protected:
    qint64 readData(char *data, qint64 maxlen);
    qint64 writeData(const char *data, qint64 len);
};

#endif //TQT_NO_NETWORK
#endif // TQSOCKET_H