TAO/tao/DiffServPolicy/DiffServ_Protocols_Hooks.h

   1 // -*- C++ -*-
   2
   3 // ===================================================================
   4 /**
   5  *  @file   DiffServ_Protocols_Hooks.h
   6  *
   7  *  @author Jaiganesh Balasubramanian <jai@dre.vanderbilt.edu>
   8  *          Johnny Willemsen <jwillemsen@remedy.nl>
   9  */
  10 // ===================================================================
  11
  12 #ifndef TAO_DIFFSERV_PROTOCOLS_HOOKS_H
  13 #define TAO_DIFFSERV_PROTOCOLS_HOOKS_H
  14
  15 #include /**/ "ace/pre.h"
  16
  17 #include "tao/orbconf.h"
  18
  19 #include "tao/Network_Priority_Protocols_Hooks.h"
  20 #include "ace/Service_Config.h"
  21 #include "tao/DiffServPolicy/DiffServPolicy_Export.h"
  22
  23 #if !defined (ACE_LACKS_PRAGMA_ONCE)
  24 # pragma once
  25 #endif /* ACE_LACKS_PRAGMA_ONCE */
  26
  27 TAO_BEGIN_VERSIONED_NAMESPACE_DECL
  28
  29 class TAO_DiffServPolicy_Export TAO_DS_Network_Priority_Protocols_Hooks
  30       : public TAO_Network_Priority_Protocols_Hooks
  31 {
  32 public:
  33   /// Constructor
  34   TAO_DS_Network_Priority_Protocols_Hooks ();
  35
  36   /// Destructor
  37   virtual ~TAO_DS_Network_Priority_Protocols_Hooks ();
  38
  39   /// Initialize the network priority protocols hooks instance.
  40   void init_hooks (TAO_ORB_Core *orb_core);
  41
  42   /// This function is used by the client side ORB to figure out
  43   /// the DiffServ codepoint that needs to be added to the request
  44   /// to be sent to the server.
  45   ///
  46   CORBA::Long get_dscp_codepoint (TAO_Stub *stub, CORBA::Object *object);
  47
  48   /// This function is used by the server side to figure out the
  49   /// DiffServ codepoint that is attached and sent as part of the
  50   /// service context of the request from the client side.
  51   /// Specifically, when CLIENT_PROPAGATED networ priority model
  52   /// is followed, the clients sent the DiffServ codepoint, they
  53   /// want the server to use in the reply, as a service context
  54   /// entry in the request.
  55   ///
  56   CORBA::Long get_dscp_codepoint (TAO_Service_Context &sc);
  57
  58 protected:
  59   TAO_ORB_Core *orb_core_;
  60 };
  61
  62
  63 ACE_STATIC_SVC_DECLARE_EXPORT (TAO_DiffServPolicy,
  64                                TAO_DS_Network_Priority_Protocols_Hooks)
  65 ACE_FACTORY_DECLARE (TAO_DiffServPolicy,
  66                      TAO_DS_Network_Priority_Protocols_Hooks)
  67 TAO_END_VERSIONED_NAMESPACE_DECL
  68
  69 #include /**/ "ace/post.h"
  70 #endif /* TAO_DIFFSERV_PROTOCOLS_HOOKS_H */