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[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [exec/] [score/] [src/] [objectnametoid.c] - Rev 619
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/* * Object Handler * * * COPYRIGHT (c) 1989-1999. * On-Line Applications Research Corporation (OAR). * * The license and distribution terms for this file may be * found in the file LICENSE in this distribution or at * http://www.OARcorp.com/rtems/license.html. * * $Id: objectnametoid.c,v 1.2 2001-09-27 11:59:34 chris Exp $ */ #include <rtems/system.h> #include <rtems/score/address.h> #include <rtems/score/chain.h> #include <rtems/score/object.h> #if defined(RTEMS_MULTIPROCESSING) #include <rtems/score/objectmp.h> #endif #include <rtems/score/thread.h> #include <rtems/score/wkspace.h> #include <rtems/score/sysstate.h> #include <rtems/score/isr.h> /*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: * id - object id * OBJECTS_SUCCESSFUL - if successful * error code - if unsuccessful */ Objects_Name_to_id_errors _Objects_Name_to_id( Objects_Information *information, Objects_Name name, unsigned32 node, Objects_Id *id ) { boolean search_local_node; Objects_Control *the_object; unsigned32 index; unsigned32 name_length; Objects_Name_comparators compare_them; if ( name == 0 ) return OBJECTS_INVALID_NAME; search_local_node = FALSE; if ( information->maximum != 0 && (node == OBJECTS_SEARCH_ALL_NODES || node == OBJECTS_SEARCH_LOCAL_NODE || _Objects_Is_local_node( node ) ) ) search_local_node = TRUE; if ( search_local_node ) { name_length = information->name_length; if ( information->is_string ) compare_them = _Objects_Compare_name_string; else compare_them = _Objects_Compare_name_raw; for ( index = 1; index <= information->maximum; index++ ) { the_object = information->local_table[ index ]; if ( !the_object || !the_object->name ) continue; if ( (*compare_them)( name, the_object->name, name_length ) ) { *id = the_object->id; return OBJECTS_SUCCESSFUL; } } } if ( _Objects_Is_local_node( node ) || node == OBJECTS_SEARCH_LOCAL_NODE ) return OBJECTS_INVALID_NAME; #if defined(RTEMS_MULTIPROCESSING) return ( _Objects_MP_Global_name_search( information, name, node, id ) ); #else return OBJECTS_INVALID_NAME; #endif }
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