You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
159 lines
3.7 KiB
159 lines
3.7 KiB
/*
|
|
securestream.h - Kopete Groupwise Protocol
|
|
Combines a ByteStream with TLS and SASL
|
|
|
|
Copyright (c) 2004 SUSE Linux AG http://www.suse.com
|
|
|
|
Based on Iris, Copyright (C) 2003 Justin Karneges
|
|
|
|
Kopete (c) 2002-2004 by the Kopete developers <kopete-devel@kde.org>
|
|
|
|
*************************************************************************
|
|
* *
|
|
* This library is free software; you can redistribute it and/or *
|
|
* modify it under the terms of the GNU Lesser General Public *
|
|
* License as published by the Free Software Foundation; either *
|
|
* version 2 of the License, or (at your option) any later version. *
|
|
* *
|
|
*************************************************************************
|
|
*/
|
|
|
|
#ifndef SECURESTREAM_H
|
|
#define SECURESTREAM_H
|
|
|
|
#include <qca.h>
|
|
#include "tlshandler.h"
|
|
#include "bytestream.h"
|
|
|
|
#define USE_TLSHANDLER
|
|
|
|
#ifdef USE_TLSHANDLER
|
|
class TLSHandler;
|
|
#endif
|
|
|
|
class SecureStream : public ByteStream
|
|
{
|
|
Q_OBJECT
|
|
|
|
public:
|
|
enum Error { ErrTLS = ErrCustom, ErrSASL };
|
|
SecureStream(ByteStream *s);
|
|
~SecureStream();
|
|
|
|
void startTLSClient(TQCA::TLS *t, const TQByteArray &spare=TQByteArray());
|
|
void startTLSServer(TQCA::TLS *t, const TQByteArray &spare=TQByteArray());
|
|
void setLayerSASL(TQCA::SASL *s, const TQByteArray &spare=TQByteArray());
|
|
#ifdef USE_TLSHANDLER
|
|
void startTLSClient(TLSHandler *t, const TQString &server, const TQByteArray &spare=TQByteArray());
|
|
#endif
|
|
|
|
void closeTLS();
|
|
int errorCode() const;
|
|
|
|
// reimplemented
|
|
bool isOpen() const;
|
|
void write(const TQByteArray &);
|
|
int bytesToWrite() const;
|
|
|
|
signals:
|
|
void tlsHandshaken();
|
|
void tlsClosed();
|
|
|
|
private slots:
|
|
void bs_readyRead();
|
|
void bs_bytesWritten(int);
|
|
|
|
void layer_tlsHandshaken();
|
|
void layer_tlsClosed(const TQByteArray &);
|
|
void layer_readyRead(const TQByteArray &);
|
|
void layer_needWrite(const TQByteArray &);
|
|
void layer_error(int);
|
|
|
|
private:
|
|
void linkLayer(TQObject *);
|
|
int calcPrebytes() const;
|
|
void insertData(const TQByteArray &a);
|
|
void writeRawData(const TQByteArray &a);
|
|
void incomingData(const TQByteArray &a);
|
|
|
|
class Private;
|
|
Private *d;
|
|
};
|
|
|
|
class LayerTracker
|
|
{
|
|
public:
|
|
struct Item
|
|
{
|
|
int plain;
|
|
int encoded;
|
|
};
|
|
USE_TLSHANDLER
|
|
LayerTracker();
|
|
|
|
void reset();
|
|
void addPlain(int plain);
|
|
void specifyEncoded(int encoded, int plain);
|
|
int finished(int encoded);
|
|
|
|
int p;
|
|
TQValueList<Item> list;
|
|
};
|
|
|
|
|
|
class SecureLayer : public TQObject
|
|
{
|
|
Q_OBJECT
|
|
|
|
public:
|
|
SecureLayer(TQCA::TLS *t);
|
|
SecureLayer(TQCA::SASL *s);
|
|
#ifdef USE_TLSHANDLER
|
|
SecureLayer(TLSHandler *t);
|
|
#endif
|
|
void init();
|
|
void write(const TQByteArray &a);
|
|
void writeIncoming(const TQByteArray &a);
|
|
int finished(int plain);
|
|
|
|
enum { TLS, SASL, TLSH };
|
|
int type;
|
|
union {
|
|
TQCA::TLS *tls;
|
|
TQCA::SASL *sasl;
|
|
#ifdef USE_TLSHANDLER
|
|
TLSHandler *tlsHandler;
|
|
#endif
|
|
} p;
|
|
LayerTracker layer;
|
|
bool tls_done;
|
|
int prebytes;
|
|
|
|
signals:
|
|
void tlsHandshaken();
|
|
void tlsClosed(const TQByteArray &);
|
|
void readyRead(const TQByteArray &);
|
|
void needWrite(const TQByteArray &);
|
|
void error(int);
|
|
|
|
private slots:
|
|
void tls_handshaken();
|
|
void tls_readyRead();
|
|
void tls_readyReadOutgoing(int plainBytes);
|
|
void tls_closed();
|
|
void tls_error(int x);
|
|
void sasl_readyRead();
|
|
void sasl_readyReadOutgoing(int plainBytes);
|
|
void sasl_error(int x);
|
|
#ifdef USE_TLSHANDLER
|
|
void tlsHandler_success();
|
|
void tlsHandler_fail();
|
|
void tlsHandler_closed();
|
|
void tlsHandler_readyRead(const TQByteArray &a);
|
|
void tlsHandler_readyReadOutgoing(const TQByteArray &a, int plainBytes);
|
|
#endif
|
|
|
|
};
|
|
|
|
#endif
|