diff options
Diffstat (limited to 'cpukit/score/src/object.c')
| -rw-r--r-- | cpukit/score/src/object.c | 228 |
1 files changed, 0 insertions, 228 deletions
diff --git a/cpukit/score/src/object.c b/cpukit/score/src/object.c deleted file mode 100644 index 71c365fa1e..0000000000 --- a/cpukit/score/src/object.c +++ /dev/null @@ -1,228 +0,0 @@ -/* - * Object Handler - * - * - * COPYRIGHT (c) 1989, 1990, 1991, 1992, 1993, 1994. - * On-Line Applications Research Corporation (OAR). - * All rights assigned to U.S. Government, 1994. - * - * This material may be reproduced by or for the U.S. Government pursuant - * to the copyright license under the clause at DFARS 252.227-7013. This - * notice must appear in all copies of this file and its derivatives. - * - * $Id$ - */ -#include <rtems/system.h> -#include <rtems/chain.h> -#include <rtems/config.h> -#include <rtems/object.h> -#include <rtems/objectmp.h> -#include <rtems/thread.h> -#include <rtems/wkspace.h> - -/*PAGE - * - * _Objects_Handler_initialization - * - * This routine initializes the object handler. - * - * Input parameters: - * node - local node - * maximum_global_objects - number of configured global objects - * - * Output parameters: NONE - */ - -void _Objects_Handler_initialization( - unsigned32 node, - unsigned32 maximum_global_objects -) -{ - _Objects_Local_node = node; - - _Objects_MP_Handler_initialization( maximum_global_objects ); -} - -/*PAGE - * - * _Objects_Initialize_information - * - * This routine initializes all object information related data structures. - * - * Input parameters: - * information - object class - * supports_global - TRUE if this is a global object class - * maximum - maximum objects of this class - * size - size of this object's control block - * - * Output parameters: NONE - */ - -void _Objects_Initialize_information( - Objects_Information *information, - boolean supports_global, - unsigned32 maximum, - unsigned32 size -) -{ - unsigned32 minimum_index; - unsigned32 index; - Objects_Control *the_object; - - information->maximum = maximum; - - if ( maximum == 0 ) minimum_index = 0; - else minimum_index = 1; - - information->minimum_id = - _Objects_Build_id( _Objects_Local_node, minimum_index ); - - information->maximum_id = - _Objects_Build_id( _Objects_Local_node, maximum ); - - information->local_table = _Workspace_Allocate_or_fatal_error( - (maximum + 1) * sizeof(Objects_Control *) - ); - - information->name_table = _Workspace_Allocate_or_fatal_error( - (maximum + 1) * sizeof(Objects_Name) - ); - - for ( index=0 ; index < maximum ; index++ ) { - information->local_table[ index ] = NULL; - information->name_table[ index ] = 0; - } - - if ( maximum == 0 ) { - _Chain_Initialize_empty( &information->Inactive ); - } else { - - - _Chain_Initialize( - &information->Inactive, - _Workspace_Allocate_or_fatal_error( maximum * size ), - maximum, - size - ); - - the_object = (Objects_Control *) information->Inactive.first; - for ( index=1; - index <= maximum ; - index++ ) { - the_object->id = _Objects_Build_id( _Objects_Local_node, index ); - the_object = (Objects_Control *) the_object->Node.next; - } - - } - - if ( supports_global == TRUE && _Configuration_Is_multiprocessing() ) { - - information->global_table = _Workspace_Allocate_or_fatal_error( - (_Configuration_MP_table->maximum_nodes + 1) * sizeof(Chain_Control) - ); - - for ( index=1; - index <= _Configuration_MP_table->maximum_nodes ; - index++ ) - _Chain_Initialize_empty( &information->global_table[ index ] ); - } - else - information->global_table = NULL; -} - -/*PAGE - * - * _Objects_Name_to_id - * - * These kernel routines search the object table(s) for the given - * object name and returns the associated object id. - * - * Input parameters: - * information - object information - * name - user defined object name - * node - node indentifier (0 indicates any node) - * id - address of return ID - * - * Output parameters: - * obj_id - object id - * RTEMS_SUCCESSFUL - if successful - * error code - if unsuccessful - */ - -rtems_status_code _Objects_Name_to_id( - Objects_Information *information, - Objects_Name name, - unsigned32 node, - Objects_Id *id -) -{ - Objects_Name *names; - unsigned32 index; - - if ( name == 0 ) - return( RTEMS_INVALID_NAME ); - - if ( (information->maximum != 0) && - (node == RTEMS_SEARCH_ALL_NODES || - node == RTEMS_SEARCH_LOCAL_NODE || - _Objects_Is_local_node( node )) ) { - for ( names = information->name_table, index = 1; - index <= information->maximum; - index++ - ) - if ( name == names[ index ] ) { - *id = _Objects_Build_id( _Objects_Local_node, index ); - return( RTEMS_SUCCESSFUL ); - } - } - - if ( _Objects_Is_local_node( node ) || node == RTEMS_SEARCH_LOCAL_NODE ) - return( RTEMS_INVALID_NAME ); - - return ( _Objects_MP_Global_name_search( information, name, node, id ) ); -} - -/*PAGE - * - * _Objects_Get - * - * This routine sets the object pointer for the given - * object id based on the given object information structure. - * - * Input parameters: - * information - pointer to entry in table for this class - * id - object id to search for - * location - address of where to store the location - * - * Output parameters: - * returns - address of object if local - * location - one of the following: - * OBJECTS_ERROR - invalid object ID - * OBJECTS_REMOTE - remote object - * OBJECTS_LOCAL - local object - */ - -Objects_Control *_Objects_Get( - Objects_Information *information, - Objects_Id id, - Objects_Locations *location -) -{ - Objects_Control *the_object; - unsigned32 index; - - index = id - information->minimum_id; - if ( information->maximum >= index ) { - _Thread_Disable_dispatch(); - if ( (the_object = information->local_table[index+1]) != NULL ) { - *location = OBJECTS_LOCAL; - return( the_object ); - } - _Thread_Enable_dispatch(); - *location = OBJECTS_ERROR; - return( NULL ); - } - *location = OBJECTS_ERROR; - _Objects_MP_Is_remote( information, id, location, &the_object ); - return the_object; -} |