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+// -*- C++ -*-
+
+// ===================================================================
+/**
+ * @file UIOP_Transport.h
+ *
+ * $Id$
+ *
+ * @author Originally by Fred Kuhns <fredk@cs.wustl.edu>
+ * @author Ossama Othman <ossama@ece.uci.edu>
+ * @author Modified by Balachandran Natarajan <bala@cs.wustl.edu>
+ */
+// ===================================================================
+
+#ifndef TAO_UIOP_TRANSPORT_H
+#define TAO_UIOP_TRANSPORT_H
+
+#include /**/ "ace/pre.h"
+
+#include "tao/orbconf.h"
+
+#if !defined (ACE_LACKS_PRAGMA_ONCE)
+# pragma once
+#endif /* ACE_LACKS_PRAGMA_ONCE */
+
+# if TAO_HAS_UIOP == 1
+
+#include "tao/Strategies/strategies_export.h"
+#include "ace/LSOCK_Acceptor.h"
+#include "ace/Svc_Handler.h"
+#include "tao/Transport.h"
+
+TAO_BEGIN_VERSIONED_NAMESPACE_DECL
+
+// Forward decls.
+
+class TAO_ORB_Core;
+class TAO_UIOP_Connection_Handler;
+class TAO_Pluggable_Messaging;
+
+typedef ACE_Svc_Handler<ACE_LSOCK_STREAM, ACE_NULL_SYNCH>
+ TAO_UIOP_SVC_HANDLER;
+
+/**
+ * @class TAO_UIOP_Transport
+ *
+ * @brief Specialization of the base TAO_Transport class to handle the
+ * UIOP protocol.
+ *
+ */
+
+class TAO_Strategies_Export TAO_UIOP_Transport : public TAO_Transport
+{
+public:
+
+ /// Constructor.
+ TAO_UIOP_Transport (TAO_UIOP_Connection_Handler *handler,
+ TAO_ORB_Core *orb_core,
+ CORBA::Boolean flag);
+
+ /// Default destructor.
+ ~TAO_UIOP_Transport (void);
+
+protected:
+ /** @name Overridden Template Methods
+ *
+ * These are implementations of template methods declared by TAO_Transport.
+ */
+ //@{
+
+ virtual ACE_Event_Handler * event_handler_i (void);
+ virtual TAO_Connection_Handler *connection_handler_i (void);
+ virtual TAO_Pluggable_Messaging *messaging_object (void);
+
+ /// Write the complete Message_Block chain to the connection.
+ virtual ssize_t send (iovec *iov, int iovcnt,
+ size_t &bytes_transferred,
+ const ACE_Time_Value *timeout = 0);
+
+ /// Read len bytes from into buf.
+ virtual ssize_t recv (char *buf,
+ size_t len,
+ const ACE_Time_Value *s = 0);
+
+public:
+ /// @todo These methods IMHO should have more meaningful names.
+ /// The names seem to indicate nothing.
+ virtual int send_request (TAO_Stub *stub,
+ TAO_ORB_Core *orb_core,
+ TAO_OutputCDR &stream,
+ int message_semantics,
+ ACE_Time_Value *max_wait_time);
+
+ virtual int send_message (TAO_OutputCDR &stream,
+ TAO_Stub *stub = 0,
+ int message_semantics = TAO_Transport::TAO_TWOWAY_REQUEST,
+ ACE_Time_Value *max_time_wait = 0);
+
+ /// Initialising the messaging object
+ virtual int messaging_init (CORBA::Octet major,
+ CORBA::Octet minor);
+
+ //@}
+
+private:
+
+ /// The connection service handler used for accessing lower layer
+ /// communication protocols.
+ TAO_UIOP_Connection_Handler *connection_handler_;
+
+ /// Our messaging object.
+ TAO_Pluggable_Messaging *messaging_object_;
+};
+
+TAO_END_VERSIONED_NAMESPACE_DECL
+
+# endif /* TAO_HAS_UIOP == 1 */
+
+#include /**/ "ace/post.h"
+
+#endif /* TAO_UIOP_TRANSPORT_H */