initial commit

iris-legacy/iris/jabber/xmpp_ibb.h

@@ -0,0 +1,145 @@
+/*
+ * ibb.h - Inband bytestream
+ * Copyright (C) 2001, 2002  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 JABBER_IBB_H
+#define JABBER_IBB_H
+
+#include <qobject.h>
+#include <qdom.h>
+#include <qstring.h>
+#include <q3ptrlist.h>
+#include "bytestream.h"
+#include "im.h"
+
+namespace XMPP
+{
+	class Client;
+	class IBBManager;
+
+	// this is an IBB connection.  use it much like a qsocket
+	class IBBConnection : public ByteStream
+	{
+		Q_OBJECT
+	public:
+		enum { ErrRequest, ErrData };
+		enum { Idle, Requesting, WaitingForAccept, Active };
+		IBBConnection(IBBManager *);
+		~IBBConnection();
+
+		void connectToJid(const Jid &peer, const QDomElement &comment);
+		void accept();
+		void close();
+
+		int state() const;
+		Jid peer() const;
+		QString streamid() const;
+		QDomElement comment() const;
+
+		bool isOpen() const;
+		void write(const QByteArray &);
+		QByteArray read(int bytes=0);
+		int bytesAvailable() const;
+		int bytesToWrite() const;
+
+	signals:
+		void connected();
+
+	private slots:
+		void ibb_finished();
+		void trySend();
+
+	private:
+		class Private;
+		Private *d;
+
+		void reset(bool clear=false);
+
+		friend class IBBManager;
+		void waitForAccept(const Jid &peer, const QString &sid, const QDomElement &comment, const QString &iq_id);
+		void takeIncomingData(const QByteArray &, bool close);
+	};
+
+	typedef Q3PtrList<IBBConnection> IBBConnectionList;
+	typedef Q3PtrListIterator<IBBConnection> IBBConnectionListIt;
+	class IBBManager : public QObject
+	{
+		Q_OBJECT
+	public:
+		IBBManager(Client *);
+		~IBBManager();
+
+		Client *client() const;
+
+		IBBConnection *takeIncoming();
+
+	signals:
+		void incomingReady();
+
+	private slots:
+		void ibb_incomingRequest(const Jid &from, const QString &id, const QDomElement &);
+		void ibb_incomingData(const Jid &from, const QString &streamid, const QString &id, const QByteArray &data, bool close);
+
+	private:
+		class Private;
+		Private *d;
+
+		QString genKey() const;
+
+		friend class IBBConnection;
+		IBBConnection *findConnection(const QString &sid, const Jid &peer="") const;
+		QString genUniqueKey() const;
+		void link(IBBConnection *);
+		void unlink(IBBConnection *);
+		void doAccept(IBBConnection *c, const QString &id);
+		void doReject(IBBConnection *c, const QString &id, int, const QString &);
+	};
+
+	class JT_IBB : public Task
+	{
+		Q_OBJECT
+	public:
+		enum { ModeRequest, ModeSendData };
+		JT_IBB(Task *, bool serve=false);
+		~JT_IBB();
+
+		void request(const Jid &, const QDomElement &comment);
+		void sendData(const Jid &, const QString &streamid, const QByteArray &data, bool close);
+		void respondSuccess(const Jid &, const QString &id, const QString &streamid);
+		void respondError(const Jid &, const QString &id, int code, const QString &str);
+		void respondAck(const Jid &to, const QString &id);
+
+		void onGo();
+		bool take(const QDomElement &);
+
+		QString streamid() const;
+		Jid jid() const;
+		int mode() const;
+
+	signals:
+		void incomingRequest(const Jid &from, const QString &id, const QDomElement &);
+		void incomingData(const Jid &from, const QString &streamid, const QString &id, const QByteArray &data, bool close);
+
+	private:
+		class Private;
+		Private *d;
+	};
+}
+
+#endif