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ksock.h
1 /*
2  * This file is part of the KDE libraries
3  * Copyright (C) 1997 Torben Weis (weis@kde.org)
4  *
5  * This library is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Library General Public
7  * License as published by the Free Software Foundation; either
8  * version 2 of the License, or (at your option) any later version.
9  *
10  * This library is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13  * Library General Public License for more details.
14  *
15  * You should have received a copy of the GNU Library General Public License
16  * along with this library; see the file COPYING.LIB. If not, write to
17  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18  * Boston, MA 02110-1301, USA.
19  */
20 #ifndef KSOCK_H
21 #define KSOCK_H
22 
23 #include "tdelibs_export.h"
24 
25 #ifdef Q_OS_UNIX
26 
27 #include <tqobject.h>
28 #include <sys/types.h>
29 // we define STRICT_ANSI to get rid of some warnings in glibc
30 #ifndef __STRICT_ANSI__
31 #define __STRICT_ANSI__
32 #define _WE_DEFINED_IT_
33 #endif
34 #include <sys/socket.h>
35 #ifdef _WE_DEFINED_IT_
36 #undef __STRICT_ANSI__
37 #undef _WE_DEFINED_IT_
38 #endif
39 
40 #include <sys/un.h>
41 
42 #include <netinet/in.h>
43 class TQSocketNotifier;
44 
45 #ifdef KSOCK_NO_BROKEN
46 // This is here for compatibility with old applications still using the constants
47 // Never use them in new programs
48 
49 // Here are a whole bunch of hackish macros that allow one to
50 // get at the correct member of ksockaddr_in
51 // But since ksockaddr_in is IPv4-only, and deprecated...
52 
53 typedef sockaddr_in ksockaddr_in;
54 #define get_sin_addr(x) x.sin_addr
55 #define get_sin_port(x) x.sin_port
56 #define get_sin_family(x) x.sin_family
57 #define get_sin_paddr(x) x->sin_addr
58 #define get_sin_pport(x) x->sin_port
59 #define get_sin_pfamily(x) x->sin_family
60 #endif
61 
62 #define KSOCK_DEFAULT_DOMAIN PF_INET
63 
64 class TDESocketPrivate;
65 class TDEServerSocketPrivate;
66 
87 class TDECORE_EXPORT TDESocket : public TQObject
88 {
89  TQ_OBJECT
90 public:
95  TDESocket( int _sock ) TDE_DEPRECATED;
102  TDESocket( const char *_host, unsigned short int _port, int timeOut = 30) TDE_DEPRECATED;
103 
108  TDESocket( const char * _path ) TDE_DEPRECATED;
109 
113  virtual ~TDESocket();
114 
119  int socket() const { return sock; }
120 
129  void enableRead( bool enable );
130 
142  void enableWrite( bool enable );
143 
144 #ifdef KSOCK_NO_BROKEN
145  // BCI: remove in libtdecore.so.4
153  unsigned long ipv4_addr() TDE_DEPRECATED;
154 
155  // BCI: remove in libtdecore.so.4
161  static bool initSockaddr(ksockaddr_in *server_name, const char *hostname, unsigned short int port, int domain = PF_INET) TDE_DEPRECATED;
162 #endif
163 
164 signals:
172  void readEvent( TDESocket *s );
173 
185  void writeEvent( TDESocket *s );
186 
191  void closeEvent( TDESocket *s );
192 
193 public slots:
201  void slotWrite( int x);
202 
210  void slotRead( int x );
211 
212 protected:
213  bool connect( const TQString& _host, unsigned short int _port, int timeout = 0 );
214  bool connect( const char *_path );
215 
216  /******************************************************
217  * The file descriptor for this socket. sock may be -1.
218  * This indicates that it is not connected.
219  */
220  int sock;
221 
222 private:
223  TDESocket(const TDESocket&);
224  TDESocket& operator=(const TDESocket&);
225 
226  TDESocketPrivate *d;
227 
228 };
229 
230 
250 class TDECORE_EXPORT TDEServerSocket : public TQObject
251 {
252  TQ_OBJECT
253 public:
261  TDEServerSocket( unsigned short int _port, bool _bind = true );
262 
270  TDEServerSocket( const char *_path, bool _bind = true);
271 
275  virtual ~TDEServerSocket();
276 
286  bool bindAndListen(bool suppressFailureMessages = false);
287 
293  int socket() const { return sock; }
294 
299  unsigned short int port();
300 
301 #ifdef KSOCK_NO_BROKEN
302  // BCI: remove in libtdecore.so.4
309  unsigned long ipv4_addr();
310 #endif
311 
312 public slots:
316  virtual void slotAccept( int ); // why is this virtual?
317 
318 signals:
328  void accepted( TDESocket*s );
329 
330 protected:
331  bool init( unsigned short int );
332  bool init( const char *_path );
333 
338  int sock;
339 
340 private:
341  // HACK
342 #ifdef TDESOCKET_BINARY_COMPAT_HACK
343  TDE_EXPORT bool bindAndListen();
344 #endif // TDESOCKET_BINARY_COMPAT_HACK
345 
346  TDEServerSocket(const TDEServerSocket&);
347  TDEServerSocket& operator=(const TDEServerSocket&);
348 
349  TDEServerSocketPrivate *d;
350 };
351 
352 #endif //Q_OS_UNIX
353 
354 #endif
TDEServerSocket
Monitors a port for incoming TCP/IP connections.
Definition: ksock.h:251
TDEServerSocket::sock
int sock
The file descriptor for this socket.
Definition: ksock.h:338
TDEServerSocket::socket
int socket() const
Returns the file descriptor associated with the socket.
Definition: ksock.h:293
TDEServerSocket::accepted
void accepted(TDESocket *s)
A connection has been accepted.
TDESocket
A TCP/IP client socket.
Definition: ksock.h:88
TDESocket::socket
int socket() const
Returns a file descriptor for this socket.
Definition: ksock.h:119
TDESocket::closeEvent
void closeEvent(TDESocket *s)
Raised when the connection is broken.
TDESocket::readEvent
void readEvent(TDESocket *s)
Data has arrived for reading.
TDESocket::writeEvent
void writeEvent(TDESocket *s)
Socket is ready for writing.

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