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Diffstat (limited to 'TAO/tao/Strategies/UIOP_Transport.h')
-rw-r--r-- | TAO/tao/Strategies/UIOP_Transport.h | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/TAO/tao/Strategies/UIOP_Transport.h b/TAO/tao/Strategies/UIOP_Transport.h new file mode 100644 index 00000000000..1a7599f45fb --- /dev/null +++ b/TAO/tao/Strategies/UIOP_Transport.h @@ -0,0 +1,121 @@ +// -*- 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 */ |