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// -*- C++ -*-
// $Id$
// ============================================================================
//
// = LIBRARY
// TAO
//
// = FILENAME
// GIOP_Message.h
//
// = DESCRIPTION
// Interface for the GIOP messaging protocol
//
// = AUTHOR
// Balachandran Natarajan <bala@cs.wustl.edu>
//
// ============================================================================
#ifndef _TAO_GIOP_SERVER_STATE_
#define _TAO_GIOP_SERVER_STATE_
#include "tao/GIOP_Utils.h"
#include "tao/GIOP_Assorted_Headers.h"
class TAO_GIOP_ServerRequest;
class TAO_Export TAO_GIOP_Accept_State
{
// = TITLE
// An abstract interface for different versions of the GIOP
// implementation classes.
//
// = DESCRIPTION
//
//
public:
int parse_header (TAO_GIOP_Message_State *state);
// Parse the Message header
int read_header (TAO_GIOP_Message_State *state);
int send_error (TAO_Transport *transport);
// Send an error message
void send_close_connection (const TAO_GIOP_Version &version,
TAO_Transport *transport,
void *ctx);
// Close a connection, first sending GIOP::CloseConnection.
int process_connector_request (TAO_Transport *transport,
TAO_ORB_Core* orb_core,
TAO_InputCDR &input,
TAO_OutputCDR &output);
// A request was received on the server side. <transport> is the
// source of the message (and thus where the replies should be
// sent). <orb_core> is the ORB that received the message <input>
// contains the message <output> can be used to store any responses
// <request_id> and <response_required> are set as part of the
// message processing.
int process_connector_locate (TAO_Transport *transport,
TAO_ORB_Core* orb_core,
TAO_InputCDR &input,
TAO_OutputCDR &output);
// A LocateRequest was received on the server side. <transport> is
// the source of the message (and thus where the replies should be
// sent). <orb_core> is the ORB that received the message <input>
// contains the message <output> can be used to store any responses
// <request_id> and <response_required> are set as part of the
// message processing.
virtual const CORBA::Octet& major_version (void) = 0;
virtual const CORBA::Octet& minor_version (void) = 0;
// Return the majopr and minor revsions
protected :
virtual int parse_request_header (TAO_GIOP_ServerRequest &) = 0;
// Parse the Request Header from the incoming stream. This will do a
// version specific parsing of the incoming Request header
virtual int make_reply (const TAO_GIOP_Version &version,
TAO_GIOP_Message_Type t,
CORBA::ULong request_id,
TAO_OutputCDR &) = 0;
// This would prepare a version specific reply to the
// messages from the client. The type of reply would be context
// sensitive. Only the common stuff for all the replies to be
// sent would be handled.
virtual int parse_locate_header (TAO_GIOP_Locate_Request_Header &) = 0;
// Parse the Loacte Request Header from the incoming stream. This will do a
// version specific parsing of the incoming Request header
virtual int make_locate_reply (TAO_Transport *transport,
const TAO_GIOP_Version & version,
TAO_OutputCDR & output,
TAO_GIOP_Locate_Request_Header &request,
TAO_GIOP_Locate_Status_Msg &status);
// As on date 1.1 & 1.2 seem to have similar headers. Til an
// unmanageable difference comes let them be implemented here.
virtual size_t header_length (void) = 0;
// Return the header length of the GIOP message formats
virtual size_t offset_length (void) = 0;
// Return the header length of the GIOP message offsets
int send_reply_exception (const TAO_GIOP_Version &version,
TAO_Transport *transport,
TAO_ORB_Core* orb_core,
CORBA::ULong request_id,
CORBA::Exception *x);
// We must send a LocateReply through <transport>, this request
// resulted in some kind of exception.
static TAO_GIOP_Reply_Status_Type
convert_CORBA_to_GIOP_exception (CORBA::exception_type corba_type);
// Convert the exception type from CORBA to GIOP
};
#if defined (__ACE_INLINE__)
# include "tao/GIOP_Accept_State.i"
#endif /* __ACE_INLINE__ */
#endif /*_TAO_GIOP_SERVER_STATE_*/
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