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[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [exec/] [score/] [include/] [rtems/] [score/] [objectmp.h] - Blame information for rev 173

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/*  objectmp.h
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 *
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 *  This include file contains all the constants and structures associated
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 *  with the manipulation of Global RTEMS Objects.
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 *
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 *  COPYRIGHT (c) 1989-1999.
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 *  On-Line Applications Research Corporation (OAR).
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 *
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 *  The license and distribution terms for this file may be
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 *  found in the file LICENSE in this distribution or at
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 *  http://www.OARcorp.com/rtems/license.html.
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 *
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 *  $Id: objectmp.h,v 1.2 2001-09-27 11:59:32 chris Exp $
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 */
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#ifndef __RTEMS_OBJECTS_MP_h
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#define __RTEMS_OBJECTS_MP_h
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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 *  This defines the Global Object Control Block used to manage
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 *  objects resident on other nodes.
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 */
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typedef struct {
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  Objects_Control Object;
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  unsigned32      name;     /* XXX broken but works */
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  /* XXX If any API is MP with variable length names .. BOOM!!!! */
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}   Objects_MP_Control;
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/*
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 *  _Objects_MP_Handler_initialization
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 *
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 *  DESCRIPTION:
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 *
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 *  This routine intializes the inactive global object chain
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 *  based on the maximum number of global objects configured.
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 */
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void _Objects_MP_Handler_initialization (
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  unsigned32 node,
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  unsigned32 maximum_nodes,
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  unsigned32 maximum_global_objects
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);
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/*PAGE
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 *
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 *  _Objects_MP_Open
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 *
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 *  DESCRIPTION:
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 *
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 *  This routine place the specified global object in the
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 *  specified information table.
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 */
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void _Objects_MP_Open (
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  Objects_Information *information,
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  Objects_MP_Control  *the_global_object,
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  unsigned32           the_name,      /* XXX -- wrong for variable */
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  Objects_Id           the_id
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);
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/*
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 *  _Objects_MP_Allocate_and_open
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 *
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 *  DESCRIPTION:
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 *
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 *  This routine allocates a global object control block
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 *  and places it in the specified information table.  If the
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 *  allocation fails, then is_fatal_error determines the
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 *  error processing actions taken.
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 */
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boolean _Objects_MP_Allocate_and_open (
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  Objects_Information *information,
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  unsigned32           the_name,     /* XXX -- wrong for variable length */
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  Objects_Id           the_id,
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  boolean              is_fatal_error
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);
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/*
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 *  _Objects_MP_Close
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 *
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 *  DESCRIPTION:
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 *
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 *  This routine removes a global object from the specified
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 *  information table and deallocates the global object control block.
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 */
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void _Objects_MP_Close (
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  Objects_Information *information,
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  Objects_Id           the_id
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);
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/*
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 *  _Objects_MP_Global_name_search
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 *
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 *  DESCRIPTION:
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 *
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 *  This routine looks for the object with the_name in the global
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 *  object tables indicated by information.  It returns the ID of the
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 *  object with that name if one is found.
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 */
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Objects_Name_to_id_errors _Objects_MP_Global_name_search (
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  Objects_Information *information,
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  Objects_Name         the_name,
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  unsigned32           nodes_to_search,
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  Objects_Id          *the_id
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);
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/*
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 *  _Objects_MP_Is_remote
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 *
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 *  DESCRIPTION:
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 *
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 *  This function searches the Global Object Table managed
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 *  by information for the object indicated by ID.  If the object
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 *  is found, then location is set to objects_remote, otherwise
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 *  location is set to objects_error.  In both cases, the_object
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 *  is undefined.
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 */
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void _Objects_MP_Is_remote (
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  Objects_Information  *information,
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  Objects_Id            the_id,
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  Objects_Locations    *location,
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  Objects_Control     **the_object
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);
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/*
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 *  The following chain header is used to manage the set of
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 *  inactive global object control blocks.
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 */
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SCORE_EXTERN unsigned32     _Objects_MP_Maximum_global_objects;
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SCORE_EXTERN Chain_Control  _Objects_MP_Inactive_global_objects;
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#ifndef __RTEMS_APPLICATION__
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#include <rtems/score/objectmp.inl>
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif
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/* end of include file */

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