/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the Qt Mobility Components.
**
** $QT_BEGIN_LICENSE:LGPL$
** 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 Technology Preview License Agreement accompanying
** this package.
**
** 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 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QBLUETOOTHSOCKET_P_H
#define QBLUETOOTHSOCKET_P_H

#include "qbluetoothsocket.h"

#ifndef QPRIVATELINEARBUFFER_BUFFERSIZE
#define QPRIVATELINEARBUFFER_BUFFERSIZE Q_INT64_C(16384)
#endif
#include "../qprivatelinearbuffer_p.h"

#include <QtGlobal>

#ifdef QTM_SYMBIAN_BLUETOOTH
#include <es_sock.h>
#include <bt_sock.h>
#include <bttypes.h>
#endif

QT_FORWARD_DECLARE_CLASS(QSocketNotifier)

QT_BEGIN_HEADER

QTM_BEGIN_NAMESPACE

class QBluetoothServiceDiscoveryAgent;

class QSocketServerPrivate
{
public:
    QSocketServerPrivate();
    ~QSocketServerPrivate();

#ifdef QTM_SYMBIAN_BLUETOOTH
    RSocketServ socketServer;
#endif
};



class QBluetoothSocket;
class QBluetoothServiceDiscoveryAgent;

class QBluetoothSocketPrivate
#ifdef QTM_SYMBIAN_BLUETOOTH
: public MBluetoothSocketNotifier
#endif
{
    Q_DECLARE_PUBLIC(QBluetoothSocket)
public:

    QBluetoothSocketPrivate();
    ~QBluetoothSocketPrivate();

    void connectToService(const QBluetoothAddress &address, quint16 port, QIODevice::OpenMode openMode);

    bool ensureNativeSocket(QBluetoothSocket::SocketType type);

    QString localName() const;
    QBluetoothAddress localAddress() const;
    quint16 localPort() const;

    QString peerName() const;
    QBluetoothAddress peerAddress() const;
    quint16 peerPort() const;
    //QBluetoothServiceInfo peerService() const;

    void abort();
    void close();

    //qint64 readBufferSize() const;
    //void setReadBufferSize(qint64 size);

    qint64 writeData(const char *data, qint64 maxSize);
    qint64 readData(char *data, qint64 maxSize);

    bool setSocketDescriptor(int socketDescriptor, QBluetoothSocket::SocketType socketType,
                             QBluetoothSocket::SocketState socketState = QBluetoothSocket::ConnectedState,
                             QBluetoothSocket::OpenMode openMode = QBluetoothSocket::ReadWrite);
    int socketDescriptor() const;

    qint64 bytesAvailable() const;

#ifdef QTM_SYMBIAN_BLUETOOTH
    void _q_startReceive();
    void startReceive();
    void startServerSideReceive();
    void receive();
    bool ensureBlankNativeSocket(QBluetoothSocket::SocketType type);
    bool tryToSend();

    /* MBluetoothSocketNotifier virtual functions */
    void HandleActivateBasebandEventNotifierCompleteL(TInt aErr, TBTBasebandEventNotification& aEventNotification);
    void HandleAcceptCompleteL(TInt aErr);
    void HandleConnectCompleteL(TInt aErr);
    void HandleIoctlCompleteL(TInt aErr);
    void HandleReceiveCompleteL(TInt aErr);
    void HandleSendCompleteL(TInt aErr);
    void HandleShutdownCompleteL(TInt aErr);
#endif

public:
    QPrivateLinearBuffer buffer;
    QPrivateLinearBuffer txBuffer;
    int socket;
    QBluetoothSocket::SocketType socketType;
    QBluetoothSocket::SocketState state;
    QBluetoothSocket::SocketError socketError;
    QSocketNotifier *readNotifier;
    QSocketNotifier *connectWriteNotifier;
    bool connecting;

    QBluetoothServiceDiscoveryAgent *discoveryAgent;
    QBluetoothSocket::OpenMode openMode;


//    QByteArray rxBuffer;
//    qint64 rxOffset;
    QString errorString;

#ifdef QTM_SYMBIAN_BLUETOOTH
    CBluetoothSocket *iSocket;
    TPtr8 rxDescriptor;
    TPtrC8 txDescriptor;
    QByteArray txArray;
    TSockXfrLength rxLength;
    TInt recvMTU;
    TInt txMTU;
    char* bufPtr;
    bool transmitting;
    quint64 writeSize;
#endif

    // private slots
    void _q_readNotify();
    void _q_writeNotify();
    void _q_serviceDiscovered(const QBluetoothServiceInfo &service);
    void _q_discoveryFinished();

protected:
    QBluetoothSocket *q_ptr;

private:
    mutable QString m_localName;
    mutable QString m_peerName;
};


static inline void convertAddress(quint64 from, quint8 (&to)[6])
{
    to[0] = (from >> 0) & 0xff;
    to[1] = (from >> 8) & 0xff;
    to[2] = (from >> 16) & 0xff;
    to[3] = (from >> 24) & 0xff;
    to[4] = (from >> 32) & 0xff;
    to[5] = (from >> 40) & 0xff;
}

static inline void convertAddress(quint8 (&from)[6], quint64 &to)
{
    to = (quint64(from[0]) << 0) |
         (quint64(from[1]) << 8) |
         (quint64(from[2]) << 16) |
         (quint64(from[3]) << 24) |
         (quint64(from[4]) << 32) |
         (quint64(from[5]) << 40);
}

QTM_END_NAMESPACE

QT_END_HEADER

#endif
