kdecore Library: kclientsocketbase.h Source File (kdecore Library)

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# kclientsocketbase.h

    00001 /*  -*- C++ -*-
    00002  *  Copyright (C) 2003 Thiago Macieira <thiago.macieira@kdemail.net>
    00003  *
    00004  *
    00005  *  Permission is hereby granted, free of charge, to any person obtaining
    00006  *  a copy of this software and associated documentation files (the
    00007  *  "Software"), to deal in the Software without restriction, including
    00008  *  without limitation the rights to use, copy, modify, merge, publish,
    00009  *  distribute, sublicense, and/or sell copies of the Software, and to
    00010  *  permit persons to whom the Software is furnished to do so, subject to
    00011  *  the following conditions:
    00012  *
    00013  *  The above copyright notice and this permission notice shall be included
    00014  *  in all copies or substantial portions of the Software.
    00015  *
    00016  *  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
    00017  *  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
    00018  *  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
    00019  *  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
    00020  *  LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
    00021  *  OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
    00022  *  WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
    00023  */
    00024
    00025 #ifndef KCLIENTSOCKETBASE_H
    00026 #define KCLIENTSOCKETBASE_H
    00027
    00028 #include <qobject.h>
    00029 #include <qstring.h>
    00030
    00031 #include "ksocketbase.h"
    00032 #include "kresolver.h"
    00033 #include <kdelibs_export.h>
    00034
    00035 namespace KNetwork {
    00036
    00037 class KClientSocketBasePrivate;
    00049 class KDECORE_EXPORT KClientSocketBase : public QObject, public KActiveSocketBase
    00050 {
    00051   Q_OBJECT
    00052
    00053 public:
    00071   enum SocketState
    00072   {
    00073     Idle,
    00074     HostLookup,
    00075     HostFound,
    00076     Bound,
    00077     Connecting,
    00078     Open,
    00079     Closing,
    00080
    00081     Unconnected = Bound,
    00082     Connected = Open,
    00083     Connection = Open
    00084   };
    00085
    00086 public:
    00093   KClientSocketBase(QObject* parent, const char *name);
    00094
    00098   virtual ~KClientSocketBase();
    00099
    00104   SocketState state() const;
    00105
    00106 protected:
    00110   virtual bool setSocketOptions(int opts);
    00111
    00112 public:
    00121   KResolver& peerResolver() const;
    00122
    00126   const KResolverResults& peerResults() const;
    00127
    00136   KResolver& localResolver() const;
    00137
    00141   const KResolverResults& localResults() const;
    00142
    00157   void setResolutionEnabled(bool enable);
    00158
    00165   void setFamily(int families);
    00166
    00184   virtual bool lookup();
    00185
    00205   virtual bool bind(const QString& node = QString::null,
    00206             const QString& service = QString::null) = 0;
    00207
    00216   virtual bool bind(const KResolverEntry& address);
    00217
    00246   virtual bool connect(const QString& node = QString::null,
    00247                const QString& service = QString::null) = 0;
    00248
    00253   virtual bool connect(const KResolverEntry& address);
    00254
    00260   inline void connectToHost(const QString& host, Q_UINT16 port)
    00261   { connect(host, QString::number(port)); }
    00262
    00267   virtual bool disconnect();
    00268
    00274   virtual inline bool open(int)
    00275   { return connect(); }
    00276
    00283   virtual void close();
    00284
    00288   virtual void flush()
    00289   { }
    00290
    00295   virtual Q_LONG bytesAvailable() const;
    00296
    00300   virtual Q_LONG waitForMore(int msecs, bool *timeout = 0L);
    00301
    00305   virtual Q_LONG readBlock(char *data, Q_ULONG maxlen);
    00306
    00311   virtual Q_LONG readBlock(char *data, Q_ULONG maxlen, KSocketAddress& from);
    00312
    00316   virtual Q_LONG peekBlock(char *data, Q_ULONG maxlen);
    00317
    00322   virtual Q_LONG peekBlock(char *data, Q_ULONG maxlen, KSocketAddress &from);
    00323
    00327   virtual Q_LONG writeBlock(const char *data, Q_ULONG len);
    00328
    00333   virtual Q_LONG writeBlock(const char *data, Q_ULONG len, const KSocketAddress& to);
    00334
    00338   virtual KSocketAddress localAddress() const;
    00339
    00343   virtual KSocketAddress peerAddress() const;
    00344
    00348   bool emitsReadyRead() const;
    00349
    00356   virtual void enableRead(bool enable);
    00357
    00361   bool emitsReadyWrite() const;
    00362
    00369   virtual void enableWrite(bool enable);
    00370
    00371 protected slots:
    00372   // protected slots
    00373
    00383   virtual void slotReadActivity();
    00384
    00394   virtual void slotWriteActivity();
    00395
    00396 private slots:
    00397   void lookupFinishedSlot();
    00398
    00399 signals:
    00408   void stateChanged(int newstate);
    00409
    00415   void gotError(int code);
    00416
    00420   void hostFound();
    00421
    00428   void bound(const KResolverEntry& local);
    00429
    00445   void aboutToConnect(const KResolverEntry& remote, bool& skip);
    00446
    00453   void connected(const KResolverEntry& remote);
    00454
    00459   void closed();
    00460
    00469   void readyRead();
    00470
    00482   void readyWrite();
    00483
    00484 protected:
    00489   void setState(SocketState state);
    00490
    00500   virtual void stateChanging(SocketState newState);
    00501
    00506   void copyError();
    00507
    00508 private:
    00509   KClientSocketBase(const KClientSocketBase&);
    00510   KClientSocketBase& operator=(const KClientSocketBase&);
    00511
    00512   KClientSocketBasePrivate *d;
    00513 };
    00514
    00515 }               // namespace KNetwork
    00516
    00517 #endif

This file is part of the documentation for kdecore Library Version 3.4.1.
Documentation copyright © 1996-2004 the KDE developers.
Generated on Sat Jun 11 20:18:02 2005 by doxygen 1.4.1 written by Dimitri van Heesch, © 1997-2003