/****************************************************************************
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** Copyright (C) 1992-2007 Trolltech ASA. All rights reserved.
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/****************************************************************************
**
** In addition, as a special exception, Trolltech gives permission to link
** the code of its release of Qt with the OpenSSL project's "OpenSSL" library
** (or modified versions of the "OpenSSL" library that use the same license
** as the original version), and distribute the linked executables.
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** modify this file, you may extend this exception to your version of the file,
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****************************************************************************/

#ifndef QSSLSOCKET_P_H
#define QSSLSOCKET_P_H

#include "qsslsocket.h"

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists for the convenience
// of the QLibrary class.  This header file may change from
// version to version without notice, or even be removed.
//
// We mean it.
//

#include <private/qtcpsocket_p.h>
#include "qsslkey.h"

#include <QtCore/qstringlist.h>

#include <private/qringbuffer_p.h>

class QSslSocketPrivate : public QTcpSocketPrivate
{
    Q_DECLARE_PUBLIC(QSslSocket)
public:
    QSslSocketPrivate();
    virtual ~QSslSocketPrivate();

    void init();

    QSslSocket::SslMode mode;
    QSsl::SslProtocol protocol;
    bool autoStartHandshake;
    bool connectionEncrypted;
    bool ignoreSslErrors;

    QRingBuffer readBuffer;
    QRingBuffer writeBuffer;

    QSslCertificate peerCertificate;
    QList<QSslCertificate> peerCertificateChain;
    QSslCertificate localCertificate;
    QList<QSslError> sslErrors;

    static bool ensureInitialized();
    static QList<QSslCipher> defaultCiphers();
    static QList<QSslCipher> supportedCiphers();
    static void setDefaultCiphers(const QList<QSslCipher> &ciphers);
    static void setDefaultSupportedCiphers(const QList<QSslCipher> &ciphers);
    static void resetDefaultCiphers();

    static QList<QSslCertificate> defaultCaCertificates();
    static QList<QSslCertificate> systemCaCertificates();
    static void setDefaultCaCertificates(const QList<QSslCertificate> &certs);
    static bool addDefaultCaCertificates(const QString &path, QSsl::EncodingFormat format,
                                         QRegExp::PatternSyntax syntax);
    static void addDefaultCaCertificate(const QSslCertificate &cert);
    static void addDefaultCaCertificates(const QList<QSslCertificate> &certs);

    QSslKey privateKey;

    QList<QSslCipher> ciphers;
    QList<QSslCertificate> localCaCertificates;
    bool useLocalCaCertificatesOnly;

    // The socket itself, including private slots.
    QTcpSocket *plainSocket;
    void createPlainSocket(QIODevice::OpenMode openMode);
    void _q_connectedSlot();
    void _q_hostFoundSlot();
    void _q_disconnectedSlot();
    void _q_stateChangedSlot(QAbstractSocket::SocketState);
    void _q_errorSlot(QAbstractSocket::SocketError);
    void _q_readyReadSlot();
    void _q_bytesWrittenSlot(qint64);

    // Platform specific functions
    virtual void startClientEncryption() = 0;
    virtual void startServerEncryption() = 0;
    virtual void transmit() = 0;
    virtual void disconnectFromHost() = 0;
    virtual void disconnected() = 0;
    virtual QSslCipher sessionCipher() const = 0;
};

#endif