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/*
* filetransfer.h - File Transfer
* Copyright (C) 2004 Justin Karneges
*
* 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 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef XMPP_FILETRANSFER_H
#define XMPP_FILETRANSFER_H
#include"im.h"
#if QT_VERSION < 0x030200
typedef long int Q_LLONG;
#endif
namespace XMPP
{
class S5BConnection;
struct FTRequest;
class FileTransfer : public QObject
{
Q_OBJECT
public:
enum { ErrReject, ErrNeg, ErrConnect, ErrProxy, ErrStream };
enum { Idle, Requesting, Connecting, WaitingForAccept, Active };
~FileTransfer();
void setProxy(const Jid &proxy);
// send
void sendFile(const Jid &to, const QString &fname, Q_LLONG size, const QString &desc);
Q_LLONG offset() const;
Q_LLONG length() const;
int dataSizeNeeded() const;
void writeFileData(const QByteArray &a);
// receive
Jid peer() const;
QString fileName() const;
Q_LLONG fileSize() const;
QString description() const;
bool rangeSupported() const;
void accept(Q_LLONG offset=0, Q_LLONG length=0);
// both
void close(); // reject, or stop sending/receiving
S5BConnection *s5bConnection() const; // active link
signals:
void accepted(); // indicates S5BConnection has started
void connected();
void readyRead(const QByteArray &a);
void bytesWritten(int);
void error(int);
private slots:
void ft_finished();
void s5b_connected();
void s5b_connectionClosed();
void s5b_readyRead();
void s5b_bytesWritten(int);
void s5b_error(int);
void doAccept();
private:
class Private;
Private *d;
void reset();
friend class FileTransferManager;
FileTransfer(FileTransferManager *, QObject *parent=0);
void man_waitForAccept(const FTRequest &req);
void takeConnection(S5BConnection *c);
};
class FileTransferManager : public QObject
{
Q_OBJECT
public:
FileTransferManager(Client *);
~FileTransferManager();
Client *client() const;
FileTransfer *createTransfer();
FileTransfer *takeIncoming();
signals:
void incomingReady();
private slots:
void pft_incoming(const FTRequest &req);
private:
class Private;
Private *d;
friend class Client;
void s5b_incomingReady(S5BConnection *);
friend class FileTransfer;
QString link(FileTransfer *);
void con_accept(FileTransfer *);
void con_reject(FileTransfer *);
void unlink(FileTransfer *);
};
class JT_FT : public Task
{
Q_OBJECT
public:
JT_FT(Task *parent);
~JT_FT();
void request(const Jid &to, const QString &id, const QString &fname, Q_LLONG size, const QString &desc, const QStringList &streamTypes);
Q_LLONG rangeOffset() const;
Q_LLONG rangeLength() const;
QString streamType() const;
void onGo();
bool take(const QDomElement &);
private:
class Private;
Private *d;
};
struct FTRequest
{
Jid from;
QString iq_id, id;
QString fname;
Q_LLONG size;
QString desc;
bool rangeSupported;
QStringList streamTypes;
};
class JT_PushFT : public Task
{
Q_OBJECT
public:
JT_PushFT(Task *parent);
~JT_PushFT();
void respondSuccess(const Jid &to, const QString &id, Q_LLONG rangeOffset, Q_LLONG rangeLength, const QString &streamType);
void respondError(const Jid &to, const QString &id, int code, const QString &str);
bool take(const QDomElement &);
signals:
void incoming(const FTRequest &req);
};
}
#endif
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