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diff --git a/lib/psocksxx/iosockstream.h b/lib/psocksxx/iosockstream.h
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+++ b/lib/psocksxx/iosockstream.h
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+/*
+*  psocksxx - A C++ wrapper for POSIX sockets
+*  Copyright (C) 2013 Uditha Atukorala
+*
+*  This software 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 3 of the License, or
+*  (at your option) any later version.
+*
+*  This software 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 software library. If not, see <http://www.gnu.org/licenses/>.
+*
+*/
+
+#ifndef PSOCKSXX_IOSOCKSTREAM_H
+#define PSOCKSXX_IOSOCKSTREAM_H
+
+#include <psocksxx/isockstream.h>
+#include <psocksxx/osockstream.h>
+
+
+namespace psocksxx {
+
+	/**
+	*   @brief Input and Output controller class for socket streams
+	*
+	*   This merges the two input and output controller
+	*   classes to create a single interface for controlling
+	*   both input and output socket streams.
+	*
+	*/
+	class iosockstream :
+		public isockstream,
+		public osockstream {
+
+	public:
+
+		/**
+		*   @brief constructor
+		*   @param ssb socket stream buffer
+		*
+		*   This constructor simply initialises the parent
+		*   classes with the passed in socket stream buffer
+		*/
+		iosockstream( sockstreambuf * ssb ) throw() :
+			isockstream( ssb ), osockstream( ssb ) {
+			// constructor
+		}
+
+		/**
+		*   @brief destructor
+		*/
+		virtual ~iosockstream() throw() {
+			// destructor
+		}
+
+		/**
+		*   @brief get the timed-out status for this stream
+		*   @return boolean @c true if timed-out flag is set or @c false
+		*           otherwise.
+		*
+		*   Returns the timed-out status.
+		*
+		*/
+		bool timedout() const throw() {
+			return ( isockstream::timedout() || osockstream::timedout() );
+		}
+
+	};
+
+} /* end of namespace psocksxx */
+
+#endif /* !PSOCKSXX_IOSOCKSTREAM_H */
+