TAO/tao/ORB_Core_TSS_Resources.h

   1 // -*- C++ -*-
   2
   3 // ===================================================================
   4 /**
   5  *  @file   ORB_Core_TSS_Resources.h
   6  *
   7  *  @author DOC Center - Washington University at St. Louis
   8  *  @author DOC Laboratory - University of California at Irvine
   9  */
  10 // ===================================================================
  11
  12 #ifndef TAO_ORB_CORE_TSS_RESOURCES_H
  13 #define TAO_ORB_CORE_TSS_RESOURCES_H
  14
  15 #include /**/ "ace/pre.h"
  16
  17 #include /**/ "tao/TAO_Export.h"
  18
  19 #if !defined (ACE_LACKS_PRAGMA_ONCE)
  20 # pragma once
  21 #endif /* ACE_LACKS_PRAGMA_ONCE */
  22
  23 #include "tao/orbconf.h"
  24 #include "ace/Array_Base.h"
  25
  26 TAO_BEGIN_VERSIONED_NAMESPACE_DECL
  27
  28 class TAO_ORB_Core;
  29
  30 /**
  31  * @class TAO_ORB_Core_TSS_Resources
  32  *
  33  * @brief The TSS resoures of an ORB core.
  34  *
  35  * This class is used by the ORB_Core to store the resources
  36  * potentially bound to a thread in TSS storage. The members are public
  37  * because only the ORB Core is expected to access them.
  38  */
  39 class TAO_Export TAO_ORB_Core_TSS_Resources
  40 {
  41 public:
  42   /// Constructor
  43   TAO_ORB_Core_TSS_Resources ();
  44
  45   /// destructor
  46   ~TAO_ORB_Core_TSS_Resources ();
  47
  48   /// Cleans TSS resources.
  49   void fini ();
  50
  51 private:
  52   /// The ORB Core TSS resources should not be copied
  53   TAO_ORB_Core_TSS_Resources (const TAO_ORB_Core_TSS_Resources&);
  54   void operator= (const TAO_ORB_Core_TSS_Resources&);
  55
  56 public:
  57   /**
  58    * @todo
  59    * The rest of the resources are not currently in use, just a plan
  60    * for the future...
  61    */
  62   /// Counter for how (nested) calls this thread has made to run the
  63   /// event loop.
  64   int event_loop_thread_;
  65
  66   /// Counter for how many times this thread has become a client
  67   /// leader.
  68   int client_leader_thread_;
  69
  70   /// Lane for this thread.
  71   void *lane_;
  72
  73   /// Generic container for thread-specific objects.
  74   ACE_Array_Base<void *> ts_objects_;
  75
  76   // Set to true by the wait_on_lf_no_nested_upcall wait strategy
  77   // @CJC@  maybe we should use allocate_tss_slot_id() instead?
  78   bool upcalls_temporarily_suspended_on_this_thread_;
  79
  80   /// Pointer to the ORB core.  Needed to get access to the TSS
  81   /// cleanup functions for the TSS objects stored in the TSS object
  82   /// array in this class.
  83   TAO_ORB_Core *orb_core_;
  84 };
  85
  86 TAO_END_VERSIONED_NAMESPACE_DECL
  87
  88 #include /**/ "ace/post.h"
  89 #endif /* TAO_ORB_CORE_H */