# Source: dcopserver.h |
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    /*
    Copyright (c) 1999 Preston Brown <pbrown@kde.org>
    Copyright (c) 1999 Matthias Ettrich <ettrich@kde.org>

    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal
    in the Software without restriction, including without limitation the rights
    to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
    copies of the Software, and to permit persons to whom the Software is
    furnished to do so, subject to the following conditions:

    The above copyright notice and this permission notice shall be included in
    all copies or substantial portions of the Software.

    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
    AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
    AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
    CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
    */
    #ifndef DCOPSERVER_H
    #define DCOPSERVER_H "$Id: dcopserver.h,v 1.25 2001/02/05 20:24:20 waba Exp $"

    #include <qobject.h>
    #include <qstring.h>
    #include <qsocketnotifier.h>
    #include <qlist.h>
    #include <qvaluelist.h>
    #include <qcstring.h>
    #include <qdict.h>
    #include <qptrdict.h>
    #include <qapplication.h>

    #define INT32 QINT32
    #include <X11/Xlib.h>
    #include <X11/Xmd.h>
    #include <X11/ICE/ICElib.h>
    extern "C" {
    #include <X11/ICE/ICEutil.h>
    #include <X11/ICE/ICEmsg.h>
    #include <X11/ICE/ICEproto.h>
    }

    class DCOPConnection;
    class DCOPListener;
    class DCOPSignalConnectionList;
    class DCOPSignals;
    class QTimer;

    typedef QValueList<QCString> QCStringList;

    /**
     * @internal
     */
    class DCOPConnection : public QSocketNotifier
    {
    public:
        DCOPConnection( IceConn conn );
        ~DCOPConnection();

        DCOPSignalConnectionList *signalConnectionList();

        QCString appId;
        QCString plainAppId;
        IceConn iceConn;
        bool notifyRegister;
        /**
         * When client A has called client B then for the duration of the call:
         * A->waitingOnReply contains B
         *   and either
         * B->waitingForReply contains A
         *   or
         * B->waitingForDelayedReply contains A
         *
         * This allows us to do proper bookkeeping in case client A, client B
         * or both unregister during the call.
         */
        QList <_IceConn> waitingOnReply;
        QList <_IceConn> waitingForReply;
        QList <_IceConn> waitingForDelayedReply;
        DCOPSignalConnectionList *_signalConnectionList;
        bool daemon;
    };

    /**
     * @internal
     */
    class DCOPServer : public QObject
    {
        Q_OBJECT
    public:
        DCOPServer(bool _only_local);
        ~DCOPServer();

        void* watchConnection( IceConn iceConn );
        void removeConnection( void* data );
        void processMessage( IceConn iceConn, int opcode, unsigned long length, Bool swap);
        void ioError( IceConn iceConn );

        bool receive(const QCString &app, const QCString &obj,
                     const QCString &fun, const QByteArray& data,
                     QCString& replyType, QByteArray &replyData, IceConn iceConn);

        DCOPConnection *findApp(const QCString &appId);

        void sendMessage(DCOPConnection *conn, const QCString &sApp,
                         const QCString &rApp, const QCString &rObj,
                         const QCString &rFun, const QByteArray &data);

    private slots:
        void newClient( int socket );
        void processData( int socket );
        void slotTerminate();
        void slotCleanDeadConnections();

    private:
        int majorOpcode;
        CARD32 serverKey;
        QList<DCOPListener> listener;
        QAsciiDict<DCOPConnection> appIds;
        QPtrDict<DCOPConnection> clients;
        DCOPSignals *dcopSignals;
        int currentClientNumber;
        QTimer *m_timer;
        QTimer *m_deadConnectionTimer;
        QList<_IceConn> deadConnections;
    };

    extern DCOPServer* the_server;

    #endif

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